Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 82, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Apr 1, 1990, 7:05 PM CDT for Henry County, Houston County, Alabama. It was in force for 55 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 1, 1990, 7:05 PM CDT (00:05 UTC)
- Expired
- Apr 1, 1990, 8:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Henry County, AL, Houston County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 1, 7:40 PM CDT | Thunderstorm Wind 0 | Henry, AL |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Apalachicola Mun, FL (KAQQ), launched 00:00Z, 0.1 hours before the alert went out and 180 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 205 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1079 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMGM 020006 SVRMGM ALC061-067-069-020100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MONTGOMERY AL 705 PM CDT SUN APR 1 1990 THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH ALABAMA ...GENEVA COUNTY...HENRY COUNTY...HOUSTON COUNTY WEATHER RADAR SHOWED SEVERE THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS EXTENDING FROM NORTHERN BARBOUR COUNTY SOUTHWARD TO OZARK THEN TO JUST WEST OF GENEVA. THE LINE OF THUNDERSTORMS WAS MOVING TOWARD THE EAST AT 30 MPH. NUMEROUS REPORTS OF WIND DAMAGE AND LARGE HAIL HAVE BEEN REPORTED WITH THIS WEATHER SYSTEM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAWVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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.
In the hours before
Local storm report, Apr 1, 4:43 PM CDT, 2 hours 22 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 444 PM CDT SUN APR 1 1990 AT 442 PM THE GROVE HILL PD IN CLARKE COUNTY REPORTED TREES DOWN IN THAT CITY.
Local storm report, Apr 1, 5:25 PM CDT, 1 hour 40 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 524 PM CDT SUN APR 1 1990 AT 520 PM...THE PD IN MONROEVILLE IN MONROE COUNTY REPORTED TREES DOWN ON THE SOUTH SIDE OF THAT CITY AND ALSO TO THE vSOUTHEAST ALONG DREWRY ROAD TOWARD DREWRY. TIME OF OCCURRENCE 510 PM.
Local storm report, Apr 1, 5:49 PM CDT, 1 hour 16 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 547 PM CDT SUN APR 1 1990 AT 545 PM...THE STATE TROOPERS OFFICE IN EVERGREEN REPORTED TREES DOWN IN AND AROUND EVERGREEN. UNCONFIRMED REPORT OF TORNADO SOUTHWEST OF TOWN WITH NO DAMAGE REPORTED AS OF THIS TIME.
Local storm report, Apr 1, 6:45 PM CDT, 20 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 645 PM CDT SUN APR 1 1990 A REPORT JUST RECEIVED FROM A SEVERE WEATHER CONTACT IN CHRYSLER IN MONROE COUNTY INDICATED THAT AROUND 530 PM A LARGE AMOUNT OF HAIL UP TO THE SIZE OF QUARTERS AND NUMEROUS TREES DOWN OCCURRED FROM 3 MILES NORTHEAST OF CHRYSLER TO FRISCO CITY ALONG HIGHWAY 59.
Special weather statement, Apr 1, 6:51 PM CDT, 14 minutes before
FLZ001-020045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PENSACOLA FL 635 PM CDT SUN APR 01 1990 AT 630 PM CDT...LARGE THUNDERSTORMS WITH VERY HEAVY RAIN AND GUSTY WINDS WERE OVER SOUTH ALABAMA AND WERE MOVING INTO THE NORTH BORDER OF THE FLORIDA PANHANDLE OF OKALOOSA AND WALTON COUNTIES. THE THUNDERSTORMS WERE MOVING EAST-SOUTHEAST AT 40 MILES AN HOUR...AND ARE CAPABLE OF PRODUCING PERIODS OF HEAVY DOWNPOURS AND GUSTY WINDS! OF 45 TO 50 MILES AN HOUR. THE THUNDERSTORMS WILL BE MOVING INTO NORTH WALTON COUNTY DURING THE HOUR. PERSONS SHOULD TAKE ANY NECESSARY PRECAUTIONS FOR THESE CONDITIONS AS THE STORMS MOVE THROUGH THE AREA. .
Special weather statement, Apr 1, 7:01 PM CDT, 4 minutes before
ALZ013-015-016-020100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 701 PM CDT SUN APR 1 1990 ...THE SEVERE THUNDERSTORM WATCH FOR SOUTHWEST ALABAMA HAS BEEN CANCELLED... SEVERE THUNDERSTORMS THAT MOVED THROUGH SEVERAL INLAND SOUTHWEST ALABAMA COUNTIES HAVE NOW MOVED INTO SOUTHEAST ALABAMA AND THE SEVERE THUNDERSTORM WATCH ISSUED EARLIER HAS NOW BEEN CANCELLED. A FEW ADDITIONAL THUNDERSTORMS MAY DEVELOP OVER THE AREA THIS HEVENING BUT AT THIS TIME NO MORE SEVERE WEATHER IS ANTICIPATED.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 1, 7:05 PM CDT | Severe Thunderstorm Warning | MOB | Geneva | 55 min |
| Apr 1, 7:24 PM CDT | Tornado Warning | MOB | Houston | 66 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1990Every severe thunderstorm warning in 1990
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.