Alert archive / Missouri / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 26, NWS St. Louis, MO

April 12, 2002

NWS St. Louis, MO issued this severe thunderstorm warning at Apr 12, 2002, 4:25 PM CDT. It was in force for 35 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 12, 2002, 4:25 PM CDT (21:25 UTC)
Expired: Apr 12, 2002, 5:00 PM CDT
In force: 35 min
Issued by: NWS St. Louis, MO
Area: Counties, with a storm outline in the text

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 12, 3:30 PM CDT, 55 minutes earlier.

Area forecast discussion, Apr 12, 3:30 PM CDT, 55 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE ST LOUIS MO
230 PM CST FRI APR 12 2002

CDFNT SLWLNG OVR ERN MO...WL MOVE INTO SE MO TNGT.  LIS IN THE -1
-2 ACRS ERN AND SE MO WL PERSIST THRU THIS EVE...WL KP SCT SHWRS IN
STL AND E IL COUNTIES THIS EVE AND FOR TNGT IN FAM.  A SHRT WV WL
SCRS SRN MO SUN AND SUN NGT...PK 30% IN THE FAM AREA FOR SUN AND SUN
NGT.  FWCS AND MAVS TEMPS LOOKS OK.

CONFIDENCE IN THE EXTENDED PART OF THE FORECAST IS MODERATE AS THERE
IS SOME DISPARITY IN THE MEDIUM RANGE MODELS.  ECMWF AND CANADIAN
ARE SLOWER IN MOVING S/W TROF THRU REGION NEXT MONDAY THAN MRF AND
UKMET.  BOTH OF CANADIAN AND MRF ENSEMBLES ARE SHOWING TIMING
QUESTIONS SO WILL INTRODUCE SUN NITE WITH SHRA/TSRA BUT LEAVE MON
DRY FOR NOW.  TIMING DIFFERENCES ALSO SEEN WITH MIDWEEK TROF...THO
FEEL CURRENT POPS AND TEMP TRENDS LOOK OK.  MRF HAS 850MB TEMPS IN
THE MID TEENS BY TUES WARRANTING WARMER TEMPS THAN INDICATED...BUT
WILL PLAY IT CONSERVATIVE FOR NOW.

.STL...NONE

In the hours before

Local storm report, Apr 12, 4:07 PM CDT, 18 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ST LOUIS MO
407 PM CDT FRI APR 12 2002

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0405 PM    SPARTA                     IL   1.00 INCH HAIL
04/12/02   RANDOLPH

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Lasted
Apr 12, 2:01 PM CDT	Severe Thunderstorm Warning	LSX	44 min
Apr 12, 2:08 PM CDT	Severe Thunderstorm Warning	LSX	37 min
Apr 12, 2:25 PM CDT	Severe Thunderstorm Warning	LSX	35 min
Apr 12, 2:31 PM CDT	Severe Thunderstorm Warning	LSX	44 min
Apr 12, 2:38 PM CDT	Severe Thunderstorm Warning	LSX	37 min
Apr 12, 2:56 PM CDT	Severe Thunderstorm Warning	LSX	49 min
Apr 12, 3:15 PM CDT	Severe Thunderstorm Warning	LSX	45 min
Apr 12, 3:45 PM CDT	Severe Thunderstorm Warning	LSX	45 min
Apr 12, 6:35 PM CDT	Severe Thunderstorm Warning	LSX	25 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2002 Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.