Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 27, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 10, 1990, 5:08 AM CST for Coffee County, Dale County, Geneva County, Alabama. It was in force for 67 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
- Feb 10, 1990, 5:08 AM CST (11:08 UTC)
- Expired
- Feb 10, 1990, 6:15 AM CST
- In force
- 67 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Coffee County, AL, Dale County, AL, Geneva 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 |
|---|---|---|---|
| Feb 10, 5:15 AM CST | Thunderstorm Wind 0 | Coffee, 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, 11.1 hours before the alert went out and 192 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
- 2180 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 602 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 5.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMGM 101110
SVRMGM
ALC031-045-061-101215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
508 AM CST SAT FEB 10 1990
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 615 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTH ALABAMA
...COFFEE...DALE...GENEVA
A LINE OF SEVERE THUNDERSTORMS IS MOVING RAPIDLY TOWARDS GENEVA...DALE
AND COFFEE COUNTIES. THIS LINE IS MOVING AT ABOUT 40 MILES AN HOUR AND
IS BRINGING WINDS OF GREATER THAN 55 MILES AN HOUR.
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, Feb 10, 3:35 AM CST, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 330 AM CST SAT FEB 10 1990 ...THUNDERSTORMS ARE APPROACHING NORTHWEST FLORIDA... AT 330 AM CST...A SOLID LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND GUSTY WINDS...STRETCHED FROM JUST NORTH OF NEW ORLEANS NORTHEAST TO MONTGOMERY ALABAMA. THE LEADING EDGE OF THIS LINE WAS VERY NEAR MOBILE AND THE NORTH PORTION OF ESCAMBIA COUNTY OF FLORIDA. THE LINE WAS MOVING RAPIDLY EAST AND SOUTHEAST AND COULD BE IN THE PENSACOLA AND MILTON AREAS OF FLORIDA BEFORE 5 AM. STRONGEST THUNDERSTORMS IN THE LINE WERE AROUND NORTH MOBILE COUNTY OF ALABAMA. MOSTLY LIGHT RAIN TRAILED BEHIND THIS LINE FOR 50 TO 75 MILES. ELS EWHERE...SCATTERED SHOWERS WERE OCCURRING FROM THE PANAMA CITY AREA OF FLORIDA NORTHEAST TOWARD THE SOUTHWEST CORNER OF GEORGIA. THESE SHOWERS WERE MOVING NORTHEAST ABOUT 35 MILES AN HOUR.
Local storm report, Feb 10, 4:13 AM CST, 55 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 410 AM CST SAT FEB 10 1990 405 AM CST CONECUH CO AL...EVERGREEN STATE TROOPERS OFFICE REPORTED WINDS OF 60 TO 70 MPH. TREES UPROOTED ACROSS THE STREET FROM THE TROOPER OFFICE. WIDESPREAD POWER OUTAGES AROUND THE COUNTY.
Local storm report, Feb 10, 4:17 AM CST, 51 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 415 AM CST SAT FEB 10 1990 412 AM CST ESCAMBIA CO AL...EVERGREEN STATE TROOPERS OFFICE REPORTED WIND DAMAGE IN FLOMATON AL NEAR THE FLORIDA LINE-. UNCONFIRMED REPORT OF A TORNADO AND STRUCTURAL DAMAGE.
Special weather statement, Feb 10, 4:36 AM CST, 32 minutes before
ALZ013-015-016-MSZ013-014-100800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 435 AM CST SAT FEB 10 1990 ...SEVERE THUNDERSTORM WARNING IN EFFECT FOR ESCAMBIA AND CONECUH COUNTIES OF ALABAMA UNTIL 445 AM... ...TORNADO WATCH IN EFFECT FOR PORTIONS OF SOUTHWEST ALABAMA... THE TORNADO WATCH IS NO LONGER IN EFFECT FOR ANY PART OF SOUTHEAST MISSISSIPPI... A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 AM FOR MOBILE...BALDWIN ...ESCAMBIA AND CONECUH COUNTIES OF ALABAMA AS WELL AS THE ADJACENT WATERS OF MOBILE AND BALDWIN COUNTIES. AT 430 AM THE MOBILE RADAR INDICATED A LINE OF VERY STRONG THUNDERSTORMS ACROSS ESCAMBIA COUNTY SOUTHWEST ACROSS LOWER MOBILE BAY. THE LINE WAS FCONTINUING TO MOVE EAST AT 45 MPH.
Local storm report, Feb 10, 4:39 AM CST, 29 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 440 AM CST SAT FEB 10 1990 UPDATE ON EVERGREEN AL STORM AROUND 405 AM... STATE TROOPERS JUST REPORTED THAT THE STORM CAUSED SOME RESIDENTIAL PDAMAGE AS WELL SEVERAL CARS CRUSHED BY FALLING TREES. NO INJURIES REPORTED AS OF THIS TIME.
Special weather statement, Feb 10, 4:43 AM CST, 25 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE PENSACOLA FL 430 AM CST SAT FEB 10 1990 ...A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 445 AM CST FOR NORTH ESCAMBIA AND SANTA ROSA COUNTIES OF FLORIDA... ...A TORNADO WATCH IS IN EFFECT UNTIL 10 AM CST FOR NORTHWEST FLORIDA... AT 430 AM CST...A FEW INTENSE THUNDERSTORMS WERE OVER EXTREME NORTH ESCAMBIA COUNTY OF FLORIDA AND WERE MOVING TOWARDS NORTH SANTA ROSA COUNTY. THEY WERE PART OF A SOLID LINE OF THUNDERSTORMS EXTENDING FROM MOBILE NORTHEAST ACROSS BREWTON ALABAMA AND MOVING RAPIDLY EAST AND SOUTHEAST. STRONG GUST WINDS...FREQUENT LIGHTNING...HEAVY RAIN AND POSSIBLY HAIL CAN BE EXPECTED IN AND NEAR THESE THUNDE`RSTORMS. A GENERALLY SOLID AREA OF RAIN TRAILED BEHIND THIS LINE OF THUNDERSTORMS FOR SOME 75 TO 100 MILES.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 10, 1:27 AM CST | Severe Thunderstorm Warning | MOB | Coffee, Dale | 48 min |
| Feb 10, 1:47 AM CST | Severe Thunderstorm Warning | MOB | Washington | 58 min |
| Feb 10, 2:07 AM CST | Severe Thunderstorm Warning | MOB | Clarke | 68 min |
| Feb 10, 2:15 AM CST | Severe Thunderstorm Warning | MOB | Dallas, Wilcox | 60 min |
| Feb 10, 2:44 AM CST | Severe Thunderstorm Warning | MOB | Mobile, Washington | 46 min |
| Feb 10, 2:53 AM CST | Severe Thunderstorm Warning | MOB | Autauga, Lowndes | 67 min |
| Feb 10, 3:05 AM CST | Severe Thunderstorm Warning | MOB | Coosa, Elmore | 55 min |
| Feb 10, 3:05 AM CST | Severe Thunderstorm Warning | MOB | Montgomery | 55 min |
| Feb 10, 3:05 AM CST | Severe Thunderstorm Warning | MOB | Butler | 55 min |
| Feb 10, 3:20 AM CST | Tornado Warning | MOB | Montgomery | 25 min |
| Feb 10, 3:27 AM CST | Severe Thunderstorm Warning | MOB | Mobile | 63 min |
| Feb 10, 3:27 AM CST | Severe Thunderstorm Warning | MOB | Baldwin | 63 min |
| Feb 10, 3:31 AM CST | Severe Thunderstorm Warning | MOB | Macon, Tallapoosa | 59 min |
| Feb 10, 3:49 AM CST | Severe Thunderstorm Warning | MOB | Chambers, Lee | 56 min |
| Feb 10, 3:49 AM CST | Severe Thunderstorm Warning | MOB | Crenshaw | 56 min |
| Feb 10, 3:49 AM CST | Severe Thunderstorm Warning | MOB | Bullock | 56 min |
| Feb 10, 3:55 AM CST | Severe Thunderstorm Warning | MOB | Conecuh, Escambia | 50 min |
| Feb 10, 4:11 AM CST | Severe Thunderstorm Warning | MOB | Butler, Covington | 64 min |
| Feb 10, 4:53 AM CST | Severe Thunderstorm Warning | MOB | Barbour | 67 min |
| Feb 10, 6:46 AM CST | Severe Thunderstorm Warning | MOB | Mobile | 44 min |
| Feb 10, 8:07 AM CST | Severe Thunderstorm Warning | MOB | Baldwin | 38 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.