Alert archive / Alabama / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 12, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Mar 18, 1992, 5:01 PM CST for Washington County, Alabama. It was in force for 29 min.
The area
The counties it named.
The facts
- Issued
- Mar 18, 1992, 5:01 PM CST (23:01 UTC)
- Expired
- Mar 18, 1992, 5:30 PM CST
- In force
- 29 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
County Washington County, AL
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 11.0 hours before the alert went out and 191 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
- 7 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 258 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KMOB 182302 SVRMOB ALC129-182330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 501 PM CST WED MAR 18 1992 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ALABAMA ...NORTHERN WASHINGTON COUNTY AT 456 PM THE MOBILE RADAR INDICATED A SEVERE THUNDERSTORM NEAR MILLRY MOVING TOWARD THE EAST AT 45 MPH. PUBLIC REPORTS IN THE NORTHWEST PART OF THE COUNTY INDICATE WINDS ESTIMATED AT 50 MPH IN GUSTS. RESIDENTS OF WASHINGTON COUNTY SHOULD TAKE SHELTER IMMEDIATELY. A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS.
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
Special weather statement, Mar 18, 4:26 PM CST, 35 minutes before
ALZ013-MSZ014-182330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 425 PM CST WED MAR 18 1992 ...A TORNADO WATCH REMAINS IN EFFECT FOR ALL OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA UNTIL 1000 PM... THE MOBILE RADAR AT 420 PM SHOWED A RAPIDLY DEVELOPING LINE OF THUNDERSTORMS FROM THE ALABAMA-MISSISSIPPI LINE NORTHWEST OF GILBERTOWN IN CHOCTAW COUNTY SOUTHWEST TO 8 MILES SOUTHWEST OF RICHTON IN PERRY COUNTY MISSISSIPPI. THE LINE WAS MOVING TOWARD THE EAST AT 45 MPH. DAMAGE ASSOCIATED WITH THESE STORMS WAS REPORTED EARLIER OVER SOUTH CENTRAL MISSISSIPPI. IF THE STORMS CONTINUE TO INCREASE...WARNINGS MAY BE ISSUED FOR PERRY AND GREENE COUNTIES OF MISSISSIPPI AND WASHINGTON COUNTY ALABAMA DURING THE NEXT HOUR. RESIDENTS OF THESE COUNTIES SHOULD REMAIN ALERT FOR SEVERE WEATHER DURING THE NEXT HOUR.
Special weather statement, Mar 18, 4:44 PM CST, 17 minutes before
FLZ001>004-ALZ010-013>018-MSZ012>014-182340- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 435 PM CST WED MAR 18 1992 ...A TORNADO WATCH IS IN EFFECT UNTIL 1000 PM CST FOR ESCAMBIA...SANTA ROSA...OKALOOSA...WALTON AND HOLMES COUNTIES IN NORTHWEST FLORIDA ALONG WITH THE ADJACENT COASTAL WATERS OF ESCAMBIA...SANTA ROSA...OKALOOSA AND WALTON COUNTIES... AT 435 PM CST A DEVELOPING LINE OF THUNDERSTORMS WAS ACROSS SOUTHEAST MISSISSIPPI AND PART OF WEST ALABAMA FROM NEAR HATTIESBURG TO ALONG THGE TOMBIGBEE RIVER NORTHWEST OF LINDEN. THIS LINE OF STORMS WAS MOVING RAPIDLY SOUTHEAST. OTHER THUNDERSTORMS WERE SCATTERED ACROSS SOUTH ALABAMA AND NORTHWEST FLORIDA. THE HEAVIEST STORMS WERE FROM THE EASTERN SHORES OF MOBILE BAY TO NEAR MILTON. IN NORTHWEST FLORIDA...THE THUNDERSTORMS CAN BE EXPECTED TO PRODUCE VERY HEAVY RAINFALL IN A SHORT PERIOD OF TIME CAUSING TEMPORARY FLOODING OF LOW SPOTS AND POOR lDRAINAGE AREAS. IN ADDITION GUSTY WINDS CAN BE EXPECTED FROM THESE STORMS. THE HEAVIEST STORMS WERE FROM THE NORTH PART OF PENSACOLA ACROSS ESCAMBIA BAY TO MILTON AND MUNSON. THESE THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 18, 5:25 PM CST | Severe Thunderstorm Warning | MOB | Dallas | 65 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 1992Every severe thunderstorm warning in 1992
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.