A list of 4-inch days from the official NCEP HPC precipitation analyses during the 1991-2000 period

A 10 year climatology has been compiled of 4 inch or greater rainfall amounts in 24 hours using the HPC precipitation analyses during a 10 year period (1991-2000). Each manaully prepared analysis covers the 24-h period ending at 1200 UTC. The smallest area that is analyzed on these maps is approximately 1024 sq. km. Therefore, very localized heavy rainfall events may not show up in the climatology (Korty personal communication). Each day an analyzed 4-inch or greater amount occurred, states included within the area were listed. The column on the left-hand side of the table showing times and dates are the times judged to be just prior to or during the event. These times were used to identify events to look at closer using climatological data using from the NCEP reanalysis project for closer scrutiny of the synoptic patterns associated with each 4-inch event. The latitude and longitude colum indicates the approximate center of the area of heaviest rainfall. This center was chosen subjectively because the shapes of heavy precipitation is often very irregular and because there were often several 4 inch or greater amounts analyzed during an event. Sometimes, more than one synoptic scale system that produced 4 inches or more. In these cases, a seperate center was included for each system. The amounts listed in the fourth column from the left are the maximum amounts analyzed during each synoptic event. Users should note, however, that HPC analyze any areas of greater than 7 inches because of their rarilty and typical small scale. The comment of the right had side of the table are subjective thoughts about the scale of the 4-inch or greater area for that time of year and/or thoughts about the synoptic pattern, type of front, or strength of the low-level jet associated with the event.
Date/time LOCATION LAT. AND LON. AMOUNT Comments
  STATES   INCHES  
00Z03JAN1991 LA 30.5N90W 4 WEAK SRN STREAM SHT WV
00Z07JAN1991 LA 30N90W 5 OLD FRONT/OUTFLOW
00Z10JAN1991 TX 28.5N96W 4 UPPER TROF TO W., MULTI-4 INCH AREAS
12Z11JAN1991 LA,MS 30N90W 5 WARM,STATIONARY FRONT, GOOD INFLOW
00Z16JAN1991 FL 27N80.5W 6 OLD FRONT, BIG EVENT
00Z18JAN1991 TX 29.5N98.5W 4 UPR TROF TO W, SMALL SCALE
12Z19JAN1991 FL,AL 30N84W 4 GULF WAVE, WM FNT, BIG 4
12Z24JAN1991 FL PNHDL 30N85W 4 STATIONARY FRONT IN GULF, SMALL 4
00Z30JAN1991 FL PNHDL 30.5N85W 4 SMALL SCALE
00Z02FEB1991 NWRN WA 48N124W 4 FNT PUSHING INTO CANADA
00Z05FEB1991 TX 29N95W 4 FRONT WITH WAVE
00Z18FEB1991 TN 34.5N87W 4 WARM FRONT, SMALL SCALE
00Z19FEB1991 AR,MS,AL,TN 34N89W 6 SYNOPTIC TYPE,LARGE SCALE EVENT
12Z19FEB1991 MS,AL 33N89W 5 SYNOPTIC TYPE
00Z20FEB1991 NWRN WA 47N121W 4 STRONG ONSHORE FLOW
12Z21FEB1991 NERN TX 30.5N94W 4 GULF WAVE, UPR LOW TO W., SMALL S
00Z28FEB1991 CA 34N118W 4 SRN STRM SHTWV, SMALL SCALE
12Z28FEB1991 AZ RIM COUNTRY 34N112.5W 4 SRN STRM SHTWV, FNT, SMALL
00Z01MAR1991 CA (NR LAX) 34N118W 4 SRN STRM SHTWV, ONSHORE FLOW,SMALL
12Z01MAR1991 LA,AL,FL,AL,GA 31N89W 6 STRONG INFLOW, WM FNT, BIG EVENT
00Z02MAR1991 LA,AL,FL,AL,GA 30.5N86W 6 STILL SAME EVENT
00Z03MAR1991 FL 30N84W 6 GULF COAST LOW, BIG EVENT
00Z03MAR1991 CA 40N120.5W 4 CLASSIC UPSLOPE EVENT
00Z04MAR1991 CA (NRN SIERRAS) 40N120.5W 5 CLASSIC UPSLOPE EVENT
00Z19MAR1991 SRN CA 34.5N119W 4 STRONG SHTWV
00Z29MAR1991 TX,LA,MS,AL 32N91W 5 SYNOPTIC TYPE, LARGE 4"
00Z30MAR1991 NC,AL,GA 32N86W 4 SFC LOW AND FRONT, BIG 4 INCH
00Z04APR1991 WA (CASCADES) 47N121W 4 STRONG ONSHORE FLOW
12Z04APR1991 NWRN OR 45.5N123W 4 STRONG ONSHORE FLOW
00Z05APR1991 ERN TX 29N97W 5 SFC TROF, UPPER LOW TO W, BIG EVENT
00Z06APR1991 TX 29N97W 6 SFC TROF, UPPER LOW TO W, BIG EVENT
00Z12APR1991 TX,OK,LA 34N95W 4 WARM FRONT?
12Z12APR1991 LA 32.5N93W 6 OUTFLOW BOUNDARY,SIGN..EVENT
00Z13APR1991 KS 40.5N98W 5 NEAR SFC LOW
00Z14APR1991 TX 34.5N95W 5 SYNOPTIC, SIGNIFICANT EVENT
00Z14APR1991 TX,OK,LA.AR 31N97W 5 SAME EVENT,SYNOPTIC, BIG 3"
12Z14APR1991 LA, TX 32N94W 4 SYNOPTIC TYPE, DECENT EVENT
00Z18APR1991 ERN TX, LA 32N94W 5 EXIT REGION UPPER JET
12Z20APR1991 ERN VA 36.5N76.5N 5 LOW AND COASTAL TROF
00Z26APR1991 SERN LA 30N90W 4 SMALL SCALE
00Z27APR1991 LA 30N90W 4 OLD FRONTAL BOUNDARY
00Z28APR1991 LA,AR,MS 33N92W 6 SYNOPTIC, FRONTAL HYBRID TYPE, BIG E.
00Z29APR1991 LA,AR,MS 32N92W 6 SYNOPTIC TYPE, STILL SAME EVENT
00Z30APR1991 SERN LA 30N90W 6 STILL SAME EVENT
00Z03MAY1991 TX 33N99W 5 COLD FRONT/DRY LINE
12Z03MAY1991 LA,MS 32N93W 4 OLD FRONTAL BOUNDARY
00Z08MAY1991 SERN LA 29.5N91W 4 UPPER TROUGH TO W, SMALL SCALE
00Z09MAY1991 LA,SRN AL,FL 29.5N91W 5 UPPER TROF AND STATIONARY FRONT, BIG
12Z09MAY1991 LA 30N91W 5 UPPER LOW TO W
00Z11MAY1991 NWRN NE 43N104W 4 STATIONARY FRONT, SMALL SCALE
00Z13MAY1991 NRN MS 34N890W 4 WEAK FORCING, SMALL SCALE
00Z14MAY1991 SRN TX 28N99W 4 UPPER TROF TO W., SMALL SCALE
00Z15MAY1991 ERN TX 30N94W 4 UPPER TROUGH TO W, SMALL SCALE
00Z17MAY1991 SERN NE 40N97W 4 SFC WAVE AND FNT,SMALL SCALE
00Z21MAY1991 FL PNHDL 30N85W 4 STATIONARY FRONT, SMALL
00Z21MAY1991 SERN LA 30N90W 4 NRN END ELY WAVE, STATIONARY FNT
00Z22MAY1991 WRN OK,KS 37N100W 5 DRY LINE?
12Z23MAY1991 SERN FL 26N80W 5 SURFACE TROUGH
00Z26MAY1991 MS,AL,TN 35N88W 6 DEEP SRLY FLOW
12Z26MAY1991 MS,AL,TN 35N88W 5 SFC LOW FM GULF, BIG
00Z28MAY1991 FL PNHDL 30N84W 4 SMALL SCALE
00Z30MAY1991 SC 32.5N80.5 4 SMALL SCALE
00Z30MAY1991 SD 44N101W 4 SMALL SCALE
00Z31MAY1991 IN 41N85W 4 SMALL SCALE
00Z31MAY1991 LA 30.5N93W 4 SMALL SCALE
00Z02JUN1991 TX,OK 34N100W 5 OUTFLOW BOUNDARY, GOOD EVENT
00Z03JUN1991 TX 33N99W 6 STRONG UPPER DIFFLUENCE, DRY LINE
00Z04JUN1991 IA 42N93W 4 MADDOX FRONTAL
00Z05JUN1991 NE 41.5N98W 4 SMALL,FRONTAL
00Z06JUN1991 FL 29N81W 4 SMALL
00Z08JUN1991 NRN TX,SRN OK 34N97W 4 SMALL SCALE
00Z09JUN1991 SRN TX 28N97W 4 WITH OLD FRONT
00Z10JUN1991 ERN TX 31N94W 4 WK SURFACE LOW
12Z10JUN1991 NERN TX 32N95W 4 SAME CASE,SMALL
00Z11JUN1991 LA 30N90W 5 WARM FRONT
00Z13JUN1991 NWRN TN 36N88W 4 WEST END OF TROF
00Z14JUN1991 NE,IA 41N95W 4 MESOHIGH,SMALL
00Z15JUN1991 IA,WI 43N91W 4 SMALL SCALE
00Z20JUN1991 ND,SD 46N97W 4 FRONTAL
00Z26JUN1991 AL 33N87W 5 FRONT AND UPPER LOW
00Z09JUL1991 KY 38.5N84.5W 4 E-W FRONT
00Z09JUL1991 NE 41N97W 4 E-W FRONT
00Z10JUL1991 NRN MO 39N91W 5 MADDOX FRONTAL
00Z14JUL1991 NERN NJ 40N74W 4 WARM FRONT
00Z17JUL1991 NERN GA 34N83W 4 UPPER LOW, SMALL
00Z22JUL1991 MN 44.5N92.5W 4 FRONT, SMALL SCALE
00Z28JUL1991 OK,AR 34.5N94.5W 4 SMALL SCALE
00Z28JUL1991 NRN TX,SRN OK 34N99.5W 4 UPPER TROUGH, SMALL
00Z31JUL1991 ERN NC 35N77W 4 STATIONARY FRONT, SMALL
00Z02AUG1991 GA,SC 33N80W 5 SURFACE TROUGH
00Z08AUG1991 IA,NE 43N95W 4 MADDOX FRONTAL TYPE
12Z09AUG1991 VA,MD 38N76W 4 WARM FRONT,
00Z12AUG1991 NWRN SC 34.5N83W 4 E-W FRONT,SMALL
00Z12AUG1991 NRN TX 33N97W 5 SMALL SCALE
00Z14AUG1991 NRN TX 32N97W 5 E-W BOUNDARY
00Z15AUG1991 ERN TX 31N98W 4 SMALL SCALE
00Z19AUG1991 NC 35N77W 4 HURRICANE BOB
12Z19AUG1991 NY,CT,MA,NH.ME 42N73W 5 BOB, BIG
00Z20AUG1991 NY,CT,MA,NH.ME 42N73W 5 BOB CONT., BIG
00Z26AUG1991 NERN GA 36N84W 5 UPSLOPE FLOW
00Z31AUG1991 LA 32N94W 4 WK UPPER LOW
00Z01SEP1991 ERN TX 31N96W 4 SMALL SCALE
00Z08SEP1991 MN,ND 45N95W 5 MADDOX FRONTAL,BIG
00Z09SEP1991 WI 45N92W 4 WARM FRONT,SMALL
00Z12SEP1991 SERN TX 28N97W 4 EASTERLY WAVE
00Z14SEP1991 WRN TX 30NN100W 5 ULJ ENTRANCE REGION
00Z15SEP1991 TX 30N100W 5 ULJ ENTRANCE REGION
00Z16SEP1991 OK 35N96W 4 FRONT,SMALL SCALE
00Z16SEP1991 TX 30N100 4 UPSLOPE?? SMALL SCALE
00Z19SEP1991 MD 409N78W 4 OLD FRONT? SMALL SCALE
00Z19SEP1991 NRN TX 32N99W 4 SMALL SCALE
00Z25SEP1991 MS,AL 34N86W 4 FRONTAL WAVE
00Z30SEP1991 NERN FL 30N82W 4 EASTERLY FLOW, SMALL SCALE
00Z02OCT1991 NERN FL 30N81.5W 6 FRONTAL WAVE,EASTERLY FLOW
00Z04OCT1991 NRN MO 40N93W 4 STATIONARY FRONT
00Z08OCT1991 SERN FL 26.5N80W 4 EASTERLY FLOW, SMALL SCALE
12Z08OCT1991 SERN FL 26.5N80W 4 EASTERLY FLOW, SMALL SCALE
00Z23OCT1991 MS 31.5N88.5W 4 SMALL SCALE
00Z25OCT1991 MI 45N86W 4 OUTFLOW BOUNDARY ALIGNED WITH FLOW
00Z25OCT1991 SERN OK 34.5N95W 6 STATIONARY FRONT,BIG EVENT
00Z26OCT1991 IN 39N87W 4 SLOW MOVING FRONT
00Z26OCT1991 TX,LA 33N98W 4 OUTFLOW BOUNDARY
00Z27OCT1991 NRN TX 32N98W 6 OUTFLOW BOUNDARY,BIG EVENT
00Z28OCT1991 LA 30N92W 4 WEAK FORCING?
00Z28OCT1991 ERN OK 34.5N96W 4 OUTFLOW BOUNDARY
12Z28OCT1991 LA 30.5N90.5W 4 OUTFLOW BOUNDARY,SMALL
00Z29OCT1991 TX,AR 34N94W 6 MADDOX SYNOPTIC SCALE BIG
00Z300CT1991 LA,TX,AR 32N93W 4 SYNOPTIC TYPE
12Z17NOV1991 TX 30N95W 4 FRONT,SMALL SCALE
00Z19NOV1991 MS 31.5N88.5W 4 SMALL SCALE
00Z20NOV1991 NWRN WA 48N124W 4 SMALL SCALE
00Z20NOV1991 AR,MO,IL 38N90W 5 SYNOPTIC TYPE, LARGE SCALE
00Z22NOV1991 FL, AL,GA, NC 33N85W 5 WARM FRONT AND WAVE
00Z01DEC1991 MS,AL,TN 35N88W 6 STATIONARY FRONT, BIG EVENT
12Z01DEC1991 AL,TN 35N87W 6 STATIONARY FRONT, BIG EVENT
12Z02DEC1991 ERN KY 37N84W 4 FRONT, SMALL SCALE
12Z02DEC1991 NERN MS 34.5N88.5W 4 SMALL SCALE
00Z09DEC1991 NRN TX 34N95W 4 FRONT, SMALL SCALE
00Z13DEC1991 LA (5), TX (4) 31N93.5W 5 STATIONARY FRONT
12Z13DEC1991 TX (5), LA (5) 31N93.5 5 SLOW MOVING FRONT (CONT)
00Z19DEC1991 TX 30N99W 6 SERLY FLOW
12Z19DEC1991 TX 30N99W 6 SERLY LLF CONT.
00Z20DEC1991 TX 30N99W 6 SERLY LLF CONT.
12Z20DEC1991 TX 29N97W 6 CONT., BIG EVENT
00Z21DEC1991 TX 29N97W 6 SYNOPTIC TYPE,CONT., BIG EVENT
12Z21DEC1991 TX 29NN97W 6 CONT., BIG EVENT
00Z22DEC1991 TX 28N97W 6 CONT., BIG EVENT
12Z03JAN1992 VA 37N80W 6 NEG. TILT TROUGH AND LOW
12Z08JAN1992 ERN TX 30N95W 4 COLD FRONT
00Z13JAN1992 FL,AL 30.5N87.5W 6 WARM FRONT
12Z13JAN1992 GA 31N83W 5 WARM FRONT THEN COLD FRONT
00Z23JAN1992 WRN WA 47.5N124W 4 STRONG ONSHORE FLOW
00Z04FEB1992 ERN TX 28.5N95W 4 SMALL SCALE 4 INCH
12Z10FEB1992 SRN CA NR LAX 34N118W 4 SMALL SCALE 4 INCH
00Z15FEB1992 LA 30.5N91W 4 SMALL, WEAK FORCING
00Z17FEB1992 SERN LA,MS 30N89W 6 STATIONARY/WARM FRONT
00Z04MAR1992 SRN TX HILL CNTRY 20N99W 5 OUTFLOW BOUNDARY
12Z04MAR1992 ERN TX,LA 30.5N92W 6 WARM FRONT,BIG EVENT
12Z05MAR1992 LA 30N90.5W 6 BIG EVENT CONTINUED
00Z10MAR1992 NRN MS,AL,TN 34.4N89W 4 SYNOPTIC TYPE, LARGE SCALE
12Z26MAR1992 ERN NC 35.5N76W 4 COASTAL WAVE,SMALL 4"
00Z28MAR1992 TX HILL COUNTRY 29.5N99.5W 4 SMALL SCALE 4 INCH
00Z29MAR1992 ERN TX 28.5NN97W 6 SURFACE TROUGH
00Z06APR1992 ERN TX 29.5N95W 4 STATIONARY FRONT, SMALL S.
00Z12APR1992 NERN FL 28.5N82W 5 UPPER LOW TO NORTHWEST
00Z17APR1992 OK 35N98W 4 STATIONARY FRONT, SMALL S.
00Z18APR1992 ERN TX 29N99W 4 UPPER TROUGH TO WEST,SMALL
00Z20APR1992 MO 37N92W 4 SYNOPTIC TYPE, SMALL 4"
00Z20APR1992 LA 31.5N93W 4 SYNOPTIC TYPE, SMALL 4"
00Z21APR1992 MS 31N88.5W 4 STILL SYNOPTIC, SMALL 4"
00Z21APR1992 NC,VA 36N82W 5 UPSLOPE??
12Z21APR1992 VA,WV 38N79.5W 6 UPSLOPE CONT?? (BIG EVENT)
12Z29APR1992 ERN TX,LA 30N93W 4 NORTHWEST FLOW ALOFT
12Z11MAY1992 ERN TX 33N96W 4 OUTFLOW BOUNDARY, SMALL
00Z17MAY1992 ERN TX 30N98W 4 UPPER LOW TO WEST
12Z17MAY1992 ERN TX 31.5N96W 4 UPPER LOW CONT., SMALL
00Z22MAY1992 TX HILL COUNTRY 29N99W 5 UPSLOPE
00Z23MAY1992 WRN TX 33N102W 4 UPPER LOW WEST,SMALL
12Z24MAY1992 WRN TX 32N102W 4 UPSLOPE, SMALL
00Z25MAY1992 WRN TX 32N102W 4 CONT., UPPER LOW TO W., SMALL S.
00Z29MAY1992 FL PANHANDLE 30.5N84.5W 4 FRONTAL, SMALL 4"
00Z01JUN1992 TX 28N97W 5 WEAK LOW LEVEL ELY FLOW
12Z01JUN1992 TX,LA 30N94W 5 WARM FRONT,OUTFLOW
12Z02JUN1992 AR 33.5N92W 6 WARM FRONT BIG E.
12Z02JUN1992 LA 30N92W 5 WARM FRONT
12Z03JUN1992 TN 35.5N87W 4 UPPER AND SURFACE LOW
00Z05JUN1992 WRN VA,NC 37N80W 5 NEG. TILT TROUGH,UPSLOPE
00Z06JUN1992 NJ,CT,MA 41.5N72W 6 NEG TILT TROUGH, WARM FRONT, BIG E.
00Z09JUN1992 MO 37N94W 4 ELEVATED CONVECTION
00Z09JUN1992 FL PANHANDLE 30.5N86.5W 5 SEA BREEZE?
00Z16JUN1992 NE 41.5N97W 4 FRONTAL TYPE
00Z17JUN1992 MN,SD 44.5N96W 5 WARM FRONT
00Z18JUN1992 IN 40N86W 4 OUTFLOW BOUNDARY
12Z18JUN1992 KY 38N85W 5 OUTFLOW BOUNDARY
00Z24JUN1992 FL NR FMY 27N82W 5 WK UPPER TROF TO W
00Z26JUN1992 TX,LA 32N94W 5 WK UPPER TROF, OUTFLOW
00Z26JUN1992 FL NR FMY 30N87W 6 SFC LOW
00Z27JUN1992 FL (NR FMY) 27N82.5 5 SFC LOW (CONT)
00Z27JUN1992 NC 35N78.5W 4 COLD FRONT, SMALL SCALE
00Z28JUN1992 WRN KS 38N99.5W 4 WK UPPER LOW, LEE TROF
00Z29JUN1992 NERN TX 33N95W 5 UPPER TROF TO NW, E-W FRONT
12Z29JUN1992 LA,MS 32N92W 5 FRONTAL, BIG EVENT
00Z30JUN1992 LA,MS 30N90W 5 BIG EVENT CONTINUED
12Z30JUN1992 LA MS 30N91W 5 DIFFERENT DAY, CONT BIG
00Z02JUL1992 SD,MN 44.5N94W 4 WEAK LOW AND STNRY FNT, SMALL
00Z03JUL1992 NRN GA,TN 35N85W 4 VERY SMALL, WK FORCING
00Z05JUL1992 KS 39N96.5W 6 FRONTAL, SIGNIFICANT EVENT
12Z10JUL1992 KS 37.5N95W 6 STATIONARY FRONT, SIGN. EVENT
00Z13JUL1992 OH 41N84W 6 MESOHIGH EVENT,
00Z13JUL1992 MO 40N95W 6 MESOHIGH EVENT, BIG 4"
00Z14JUL1992 MO 39N94W 4 FRONT,SMALL SCALE
12Z17JUL1992 MS,TN,AR,NERN TX 34N94W 4 COLD FRONT, SMALL SCALE 4 INCH AREAS
00Z20JUL1992 ERN TX 28.5N96W 4 WEAK SURFACE TROUGH, SMALL 4"
00Z22JUL1992 TX 28N100.5W 4 UPPER TROUGH TO WEST,SMALL
00Z24JUL1992 IN 40N85W 4 WARM FRONT AND WAVE, SMALL
00Z24JUL1992 SERN KS 38N96W 4 FRONT IN AREA, SMALL SCALE
00Z25JUL1992 SERN NE,IA 40N97W 5 FRONTAL TYPE
00Z27JUL1992 OK 36N97W 4 STATIONARY FRONT
00Z28JUL1992 NERN TX 33N96W 4 STATIONARY FRONT, SMALL S.
00Z30JUL1992 ERN NE,KS 40N96W 4 STATIONARY FRONT, SMALL S.
00Z04AUG1992 OK 36N98W 4 FRONT
00Z05AUG1992 OK 35.5N96.5W 4 FRONT
00Z05AUG1992 NRN SD 45.5N100W 4 NORTHWEST FLOW, SMALL S.
00Z07AUG1992 ERN SD 44N97W 4 WARM FRONT, SMALL SCALE
00Z08AUG1992 IN 38.5N85.5W 4 SMALL SCALE
00Z09AUG1992 SERN IN 38.5N85.5W 4 SMALL SCALE
12Z09AUG1992 MA 42N71W 5 DIGGING UPPER TROUGH, WARM FRONT
00Z10AUG1992 NERN MO 39.5N92W 4 SURFACE TROUGH??
00Z11AUG1992 OK 36N78W 4 COLD FRONT, SMALL SCALE
12Z13AUG1992 GA 33N82.5W 5 FRONT ALIGNED WITH FLOW
00Z17AUG1992 NC 35N79.5W 6 STATIONARY FRONT,UPR TROF TO W
00Z18AUG1992 NJ 39.5N74.5W 4 STATIONARY FRONT
00Z23AUG1992 AZ 35N112.5W 4 UPR TROF INTERACTS WITH MOISTURE FM H. LESTER
00Z26AUG1992 LA 30N91W 6 H. ANDREW
12Z26AUG1992 LA,MS 32N90W 6 H. ANDREW
12Z27AUG1992 MS,AL,TN 35N88W 6 H.ANDREW
00Z28AUG1992 GA,SC,NC 35N83W 4 H.ANDREW
00Z01SEP1992 KS 38N101.5W 6 STATIONARY FRONT
00Z01SEP1992 TX 32N99W 4 SURFACE TROF?
00Z02SEP1992 SRN IA 41N94W 4 WARM FRONT
00Z03SEP1992 SERN OK 34N94.5 4 WEAK FORCING
00Z06SEP1992 VA 39N78W 4 UPSLOPE FLOW
12Z08SEP1992 SWRN MO 37N94.5W 4 WARM FRONT, SMALL SCALE
12Z09SEP1992 IA,IL,IN 42N889W 4 WARM FRONT
00Z11SEP1992 TX 31.5N97W 4 COLD FRONT, SMALL SCALE
00Z15SEP1992 IA 41N95W 6 MADDOX FRONTAL/MESOHIGH, BIG EVENT
00Z16SEP1992 MN,SD 45N93W 6 MADDOX MESOHIGH, BIG EVENT
00Z25SEP1992 NERN FL 30N82W 4 MISSING MAP*******
12Z02OCT1992 FL 29N82W 4 WARM FNT, SMALL SCALE
00Z03OCT1992 FL,GA 31N81.5W 6 LOW AND WARM FNT, GOOD EVENT
12Z04OCT1992 NC 35N81W 4 LOW AND WARM FNT
12Z07OCT1992 KS 39N98W 4 DEEPENING SFC LOW, FNT
00Z09OCT1992 GA,SC 33N81.5W 6 WK SFC LOW ON WM FNT
00Z16OCT1992 MO 37N90.5W 5 FNT ALIGNED WITH FLOW
12Z29OCT1992 TX/LA 32.5N94W 4 WAVE ON FRONT, SMALL 4 INCH
00Z30OCT1992 CA (SIERRA) 39N120.5W 4 STRONG JET, ONSHORE FLOW, SMALL 4
00Z04NOV1992 LA 30N91W 4 SYNOTPIC TYPE?
00Z04NOV1992 SERN AL 31.5N85W 4 SYNOPTIC TYPE?
12Z09NOV1992 SERN FL 27N80W 4 EASTERLY FLOW EVENT
00Z11NOV1992 OK 35N98W 6 FRONT WITH UPPER LOW W,, GOOD EVENT
00Z11NOV1992 TX 28N97W 4 OLD FRONT, ONSHORE LOW LEVEL FLOW
00Z13NOV1992 VA 38N79W 4 FRONT?
12Z17NOV1992 SERN FL 27N80W 4 EASTERLY FLOW EVENT
00Z19NOV1992 CENTRAL TX 31N99W 4 OUTFLOW BOUNDARY, UPR. TROF TO W.
12Z19NOV1992 TX HILL COUNTRY 30N99W 6 OUTFLOW BOUNDARY, GOOD EVENT
12Z21NOV1992 SC,GA 33N80W 5 INTERSECTION COASTAL FRONT, OLD FNT
00Z24NOV1992 LA,MS 30N90W 4 STATIONARY FRONT
00Z26NOV1992 FL,AL,GA 32.5N85W 4 SYNOPTIC TYPE
00Z09DEC1992 CA, NRN SIERRA 40N118.5 5 STRONG ONSHORE FLOW
00Z11DEC1992 PA,MD 40N78W 4 COASTAL LOW INLAND TRACK, SMALL 4.
12Z11DEC1992 CT,RI,MA 42N72W 4 COASTAL LOW INLAND TRACK
12Z13DEC1992 TX,OK 33.5N97W 4 SLOW MOVING FNT
12Z14DEC1992 TX, OK LA, AR 32N95.5N 5 SYNOPTIC TYPE
12Z16DEC1992 AL,LA 32.5N87W 5 SYNOPTIC TYPE
00Z31DEC1992 NWRN CA 40N124W 4 ONSHORE FLOW, FNT , SMALL SCALE
12Z31DEC1993 NWRN CA 40N120.5W 5 MADDOX WESTERN TYPE 3., GOOD EVENT
00Z07JAN1993 SRN CA 34N117W 4 FNT, ONSHORE FLOW WITH SRN STREAM
12Z07JAN1993 FL,GA,AL 31N85W 5 STATIONARY FNT AND SFC WAVE
12Z07JAN1993 SRN CA 34N117W 5 SRN STREAM SHTWV, ONSHORE FLOW
00Z11JAN1993 AZ RIM CNTRY 34N111W 4 FRONT. SLY FLOW AHEAD OF IT.
00Z11JAN1993 LA 30N90W 5 STNRY FRONT WITH WK WAVE
12Z12JAN1993 GA 32N83W 4 STNRY FRONT
12Z13JAN1993 SRN CA 34N117W 5 STRONG ONSHORE FLOW, GOOD EVENT
12Z15JAN1993 SRN CA 34N117W 5 WARM FRONT, LOW LVL SLY FLOW
12Z17JAN1993 SRN CA 34.5N114W 4 SRN STREAM SHTWV, ONSHORE FLOW
00Z20JAN1993 LA 30.5N91W 4 STATIONARY FNT
00Z20JAN1993 NRN CA COAST 39N123.5W 6 ONSHORE FLOW
12Z20JAN1993 LA,MS,AL 30.5N89W 6 SYNOPTIC/FRONTAL HYBRID, BIG 6 INCH
12Z20JAN1993 NRN CA 39N122.5 4 ONSHORE FLOW
00Z19FEB1993 SRN CA 34.5N119W 4 STRONG LOW LEVEL SLY FLOW
00Z02MAR1993 TX,LA 30.5N95W 5 WARM FRONT
12Z04MAR1993 MD 40N78W 4 STRONG ELY FLOW, LOW TO SW. SMALL 4
00Z12MAR1993 TX 28.5N97W 4 DEVELOPING WAVE ON FNT,SMALL 4
12Z12MAR1992 TX 28.5N96.5W 4 DEVELOPING WAVE ON FNT,SMALL 4
12Z15MAR1992 TX 28.5N96.5W 4 SRN STREAM SHTWV, SMALL 4
00Z22MAR1992 SERN FL 27N80W 4 ELY LOW LVL FLOW
00Z23MAR1993 NRN AL 34.5N87W 5 COLD FRONT
12Z25MAR1993 SRN CA 34N109W 5 DEEP SLY FLOW
00Z30MAR1993 SRN OK 34N98W 4 FNT,UPR LOW/TROF TO WEST, SMALL 4
00Z31MAR1993 SRN AL,FL 30.5N89W 4 SYNOPTIC TYPE
00Z03APR1993 LA 30.5N91W 4 BNDRY IN GULF, UPR TROF TO W, SMALL 4
00Z08APR1993 LA 30.5N92.5W 4 SFC BNDRY NR GULF CST
12Z28APR1993 OK 36N96W 5 SLOW MOVING FNT
12Z03MAY1993 TN 35.5N87W 4 UPR LOW TO W, DEEP SLY FLOW, SMALL 4
12Z04MAY1993 NC,SC 35N82.5W 5 UPSLOPE FLOW
12Z05MAY1993 TX HILL CNTRY 30N99W 5 500H VORT,LOW LVL SELY FLOW, BIG EVENT
00Z08MAY1993 SD,MN 45N96W 4 UPPER TROUGH TO WEST
00Z09MAY1993 OK,KS 35.5N97W 6 SYNOPTIC, MESOHIGH HYBRID, BIG EVENT
12Z09MAY1993 OK,TX 34N97W 5 SYNOPTIC, OUTFLOW BNDRY HYBRID, BIG
00Z18MAY1993 KS 37N96W 4 WK SFC LOW TRACKS JUST TO S., SMALL 4
00Z23MAY1993 SERN SD 42N95W 4 WARM FNT, SMALL SCALE
00Z24MAY1993 TX 29.5N97W 5 UPR TROF
12Z25MAY1993 AL 30.5N88W 4 INVERTED TROF
12Z31MAY1993 SERN FL 25.5N80.5W 4 INVERTED TROF AND SFC WV
12Z04JUN1993 ERN KY 38N84W 4 STATIONARY FNT AND SFC WAVE, SMALL 4
00Z07JUN1993 MO 39N93W 6 MADDOX FRONTAL, BIG EVENT
12Z07JUN1993 SERN IA 40.5N92.5W 4 WARM FRONT, SMALL 4 INCH
00Z09JUN1993 NRN TX 32.5N97W 4 ENTRANCE REGION OF JET?, SMALL 4
12Z09JUN1993 WRN KY 38N87.5W 4 ENTRANCE REGION OF JET? SMALL 4
12Z13JUN1993 ERN TX 28.5N97W 5 EASTERLY WAVE
00Z17JUN1993 SRN MN 44.5N96W 5 MADDOX FRONTAL, BIG EVENT
00Z18JUN1993 NWRN TX 36N103W 4 STNRY FNT, UPR TROF TO NW, SMALL SCALE
12Z18JUN1993 KS 38N99W 5 STNRY FNT, UPR TROF TO NW
00Z20JUN1993 SRN TX 27.5N97.5W 4 TD ARLENE
00Z20JUN1993 NERN TX 32N95W 6 TD'S MOISTURE INTERACTS WITH UPR TROF
12Z20JUN1993 SRN TX 27N98W 6 REMAINS OF ARLENE
00Z21JUN1993 NERN TX,LA,AR 32N94.5W 6 SFC TROF, ANTICYCLONE ALOFT
12Z21JUN1993 LA 32N93W 4 SFC TROF, OUTFLOW BNDRY
00Z23JUN1993 KS 39N98W 4 OUTFLOW BNDRY, SMALL 4
00Z26JUN1993 TX 28N97W 5 WEAK FORCING, WK UPR FLOW
00Z28JUN1993 AL 32N86W 4 OUTFLOW BOUNDARY? VERY SMALL
00Z28JUN1993 ERN NE 41N96W 4 STATIONARY FRONT, SMALL SCALE
00Z30JUN1993 NWRN IA 43.5N95W 4 MADDOX FRONTAL, SMALL SCALE
00Z30JUN1993 SRN WI 42.5N89W 4 WK WAVE ON FNT, SMALL SCALE
00Z01JUL1993 MO,NE,KS 40N92.5W 6 STATIONARY FNT, GOOD EVENT
12Z02JUL1993 SRN IN 38.5N86W 4 OUTFLOW BOUNDARY, SMALL SCALE
00Z05JUL1993 SRN IA,MO,KS 41N93W 5 OUTFLOW BOUNDARY, BIG EVENT
00Z06JUL1993 MO 37N94W 4 SLOW MOVING FNT, SMALL SCALE
00Z07JUL1993 TX 34.5N100W 4 WK 500H IMPULSE? SMALL SCALE
00Z07JUL1993 MO,KS 38N93.5W 5 STATIONARY FRONT, BIG EVENT
00Z09JUL1993 IA,NE 42N94W 6 FRONTAL TYPE, BIG EVENT
00Z10JUL1993 KS,MO 39N95W 6 WEAK STATIONARY FNT
00Z11JUL1993 NE 40.5N100W 4 COLD FNT, SMALL SCALE
00Z13JUL1993 SD 43N98W 4 INVERTED SFC TROF, VERY SMALL SCALE
00Z14JUL1993 KS 38N99.5W 5 COLD FRONT,DECENT EVENT
00Z15JUL1993 NM 35.5N105W 6 WRN END OF FRONT, UPSLOPE? BIG EVENT
00Z16JUL1993 ND,MN 47N97W 6 INVERTED TROF AND THERMAL BNDRY, BIG
00Z18JUL1993 KS 39N97W 4 STATIONARY FNT, SMALL SCALE
00Z18JUL1993 WI 44N89.5W 4 MADDOX FRONTAL, SMALL SCALE
00Z22JUL1993 KS 38N96W 4 MADDOX FRONTAL, MEDIUM SCALE
00Z22JUL1993 ND,MT 47N101W 4 OCCLUSION
00Z23JUL1993 NE,IA,MO 41N96W 6 MADDOX FRONTAL, BIG EVENT
00Z24JUL1993 ND 47.5N97.5W 4 NORTHEAST OF SFC LOW, VERY SMALL
00Z24JUL1993 IL,IA 41.5N90.5W 5 MADDOX FRONTAL
00Z24JUL1993 SRN MS 30.5N89W 4 SEA BREEZE?? SMALL
00Z25JUL1993 SD,ND 45.5N97W 5 CYCLONIC CIRC, SYSTEM, TWO 5 IN. AREAS
00Z25JUL1993 NE 41N97W 4 MADDOX FRONTAL, VERY SMALL SCALE
12Z02AUG1993 TX,AR 33N94W 5 FRONT, SMALL SCALE
12Z05AUG1993 OK 36.5N97W 4 COLD FRONT, SMALL SCALE
00Z06AUG1993 AR, NRN MS 34N93W 4 WARM FRONT, TWO SMALL 4 INCH
00Z09AUG1993 NWRN MN 48.5N96.5W 4 FRONTAL TYPE, SMALL SCALE
12Z09AUG1993 IA 42N92W 4 WARM FNT/OUTFLOW BNDRY, TWO SMALL 4"
00Z12AUG1993 MO 39N93W 6 MADDOX, MESOHIGH, BIG EVENT
00Z12AUG1993 ERN IL,IN 40N87.5W 4 OUTFLOW BNDRY, SMALL 4
00Z15AUG1993 SRN MN,NRN IA 44N94W 5 OUTFLOW OR WARM FRONT?
00Z17AUG1993 SERN PA,WRN NJ 40.5N75W 5 WARM FRONT CLASSIC FOR EAST CST?
00Z17AUG1993 IN 39.5N87W 4 OUTFLOW BNDRY AHEAD OF FNT
00Z19AUG1993 IA 41N94W 4 WARM FNT, SMALL SCALE
00Z29AUG1993 IA 39.5N94W 4 MADDOX FRONTAL, DECENT 3, SMALL4
00Z30AUG1993 ERN NE 42N96W 4 OUTFLOW BNDRY THEN FRONT
00Z03SEP1993 IL,SERN MO,IN 40N90W 4 FRONT
12Z03SEP1993 WV 39.5N78.5W 4 UNSURE EXACTLY WHEN, SMALL 4
00Z06SEP1993 NC 34.5N79.5W 4 STNRY FNT
00Z07SEP1993 GA 33.5N84.5W 4 500H TROF AND SFC SHEAR AXIS, SMALL 4
00Z08SEP1993 SWRN FL 26.5N81.5W 4 SEA BREEZE?? SMALL
00Z14SEP1993 OK,TX,MO,IL,AR 35N96W 6 CLASSIC MADDOX SYNOPTIC, BIG EVENT
00Z22SEP1993 MO 40N94W 6 MADDOX FRONTAL TYPE BUT ELEVATED
12Z22SEP1993 MO,IL 39N92W 5 MESOHIGH TYPE, ELEVATED
00Z24SEP1993 MO,KS 37.5N97.5W 5 STNRY FNT
00Z25SEP1993 KS,MO,OK 37N94W 6 HYBRID FRONTAL, BIG EVENT
12Z25SEP1993 KS,MO,OK 37N94W 6 HYBRID FRONTAL, BIG EVENT, END OF SAME EVENT
12Z02OCT1993 AR 34.5N94W 4 FRONT, SMALL SCALE
00Z09OCT1993 SERN OK,SWRN AR 34.5N94.5W 4 COLD FRONT, SMALL SCALE
00Z19OCT1993 NERN TX 34.5N94W 5 STNRY FNT
00Z20OCT1993 TX,OK,AR 33N95.5W 6 FRONTAL/SYNOPTIC HYBRID, BIG EVENT
00Z21OCT1993 ERN TX 30N95W 6 FRONTAL/SYNOPTIC HYBRID, NEXT DAY
12Z29OCT1993 LA,MS 30N91W 6 FRONTAL/SYNOPTIC HYBRID, BIG EVENT
00Z30OCT1993 AL,GA 32N85W 5 SAME DAY, SAME EVENT
12Z30OCT1993 FL 30N83W 4 SQUALL LINE, SMALL SCALE
00Z14NOV1993 MO 37.5N92W 5 SYNOPTIC TYPE, LARGE 4
12Z14NOV1993 MO,IL,IN 38.5N88W 4