Alert archive / Alabama / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 20, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 10, 1990, 3:31 AM CST for Macon County, Tallapoosa County, Alabama. It was in force for 59 min. 2 reports 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, 3:31 AM CST (09:31 UTC)
- Expired
- Feb 10, 1990, 4:30 AM CST
- In force
- 59 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Macon County, AL, Tallapoosa 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, 3:55 AM CST | Thunderstorm Wind 0 | Macon, AL | |
| Feb 10, 3:55 AM CST | Thunderstorm Wind 0 | Tallapoosa, 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
Centreville/Bibb, AL (KCKL), launched 00:00Z, 9.5 hours before the alert went out and 139 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
- 897 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 603 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 282 m²/s²
- 0-3 km storm-relative helicity
- 340 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 7.7
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMGM 100935
SVRMGM
ALC087-123-101030-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MONTGOMERY AL
331 AM CST SAT FEB 10 1990
THE NATIONAL WEATHER SERVICE IN MONTGOMERY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 430 AM CST
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN SOUTH ALABAMA
...MACON...TALLAPOOSA
WEATHER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS MOVING INTO
WESTERN TALLAPOOSA AND WESTERN MACON COUNTIES AT 3 34AM CST. THE
LINE OF THUNDERSTORMS WAS MOVING EAST AT 50 MPH.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.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, 12:39 AM CST, 2 hours 52 minutes before
ALZ013-015-016-MSZ013-014-100800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 1240 AM CST SAT FEB 10 1990 ...TORNADO WATCH IN EFFECT FOR ALL OF SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA AND THE ADJACENT COASTAL WATERS UNTIL 600 AM... AT 1235 AM THE MOBILE RADAR SHOWED A LINE OF VERY STRONG THUNDERSTORMS FROM EAST CENTRAL TO SOUTHWEST MISSISSIPPI SOUTHWEST INTO CENTRAL LOUISIANA. THE LINE WAS MOVING TOWARD THE EAST AT 40 MPH WHILE THE INDIVIDUAL THUNDERSTORMS WERE MOVING TOWARD THE NORTHEAST AT 45 MPH. THIS LINE OF THUNDERSTORMS WILL MOVE INTO PORTIONS OF SOUTHEAST MISSISSIPPI BEFORE 200 AM. RESIDENTS OF THE AREA SHOULD BE PREPARED FOR THE POSSIBILITY OF SEVERE WEATHER AND REMAIN ALERT.
Local storm report, Feb 10, 2:06 AM CST, 1 hour 25 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
205 AM CST SAT FEB 10 1990
150 AM CST GREENE CO MS TREES DOWN 6 MILES SOUTH OF RUNNELSTOWN.
RPTD BY GREENE CO MISSI|SSIPPI SHERIFF DEPT.Special weather statement, Feb 10, 2:37 AM CST, 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PENSACOLA FL 230 AM CST SAT FEB 10 1990 ...THUNDERSTORMS ARE HEADING TOWARDS NORTHWEST FLORIDA... AT 230 AM CST...A SOLID LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND GUSTY WINDS...STRETCHED FROM JUST NORTH OF NEW ORLEANS NORTHEAST TO NEAR BIRMINGHAM ALABAMA. THE LEADING EDGE OF THIS LINE WAS APPROACHING THE NORTH PORTION OF MOBILE COUNTY ALABAMA AND WAS MOVING RAPIDLY SOUTHEAST TOWARDS MOBILE. IT IS EXPECTED TO MOVE INTO THE NORTH PORTIONS OF ESCAMBIA AND SANTA ROSA COUNTIES OF FLORIDA IN AN HOUR OR TWO. IT APPEARS AT THE PRESENT TIME THAT THE STRONGEST STORMS WILL STAY TO THE NORTH OF THE WEST FLORIDA PANHANDLE. ELSEWHERE...SCATTERED SHOWERS WERE OCCURRING FROM THE PANAMA CITY AREA OF FLORIDA NORTH TO THE DOTHAN AREA OF SOUTHEAST ALABAMA. THESE SHOWERS WERE MOVING NORTHEAST ABOUT 35 MILES AN HOUR.
Special weather statement, Feb 10, 2:42 AM CST, 49 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION NATIONAL WEATHER SERVICE PENSACOLA FL 230 AM CST SAT FEB 10 1990 ...THUNDERSTORMS ARE HEADING TOWARDS NORTHWEST FLORIDA... AT 230 AM CST...A SOLID LINE OF THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND GUSTY WINDS...STRETCHED FROM JUST NORTH OF NEW ORLEANS NORTHEAST TO NEAR BIRMINGHAM ALABAMA. THE LEADING EDGE OF THIS LINE WAS APPROACHING THE NORTH PORTION OF MOBILE COUNTY ALABAMA AND WAS MOVING RAPIDLY SOUTHEAST TOWARDS MOBILE. IT IS EXPECTED TO MOVE INTO THE NORTH PORTIONS OF ESCAMBIA AND SANTA ROSA COUNTIES OF FLORIDA IN AN HOUR OR TWO. IT APPEARS AT THE PRESENT TIME THAT THE STRONGEST STORMS WILL STAY TO THE NORTH OF THE WEST FLORIDA PANHANDLE. ELSEWHERE...SCATTERED SHOWERS WERE OCCURRING FROM THE PANAMA CITY AREA OF FLORIDA NORTH TO THE DOTHAN AREA OF SOUTHEAST ALABAMA. THESE SHOWERS WERE MOVING NORTHEAST ABOUT 35 MILES AN HOUR.
Local storm report, Feb 10, 2:56 AM CST, 35 minutes before
ATTN SELS
STORM REPORT
NATIONAL WEATHER SERVICE MOBILE AL
255 AM CST SAT FEB 10 1990
THE FOLLOWING REPORT IS CORRECTED:
150 AM CST PERRY CO MS TREES DOWN 6 MILES SOUTH OF RUNNELSTOWN.
RPTD BY PERRY CO MISSISSIPPI SHERIFF DEPT.
...PREVIOUSLY REPORTED AS GREENE COUNTY...
244 AM CST GREENE CO MS POWER LINES DOWN NEAR MCLAIN. REPORTED BY
SHERIFF. SVR TSTM WRNG IN EFFECT 147-245 AM.Local storm report, Feb 10, 3:13 AM CST, 18 minutes before
ATTN SELS STORM REPORT NATIONAL WEATHER SERVICE MOBILE AL 310 AM CST SAT FEB 10 1990 230 AM CST WASHINGTON CO AL...TREES REPORTED DOWN IN CHATOM BY SHERIFFS OFFICE. ALSO UNCOFIRMED REPORT OF RESIDENTIAL DAMAGE IN YELLOW PINE. STATE TROOPERS ARE CHECKING IN THE YELLOW PINE AREA AT THIS TIME.
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, 3:49 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, 5:08 AM CST | Severe Thunderstorm Warning | MOB | Coffee, Dale, Geneva | 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.