Alert archive / Alabama / Flash Flood Warnings in 1990
Flash Flood Warning 28, NWS Mobile, AL
NWS Mobile, AL issued this flash flood warning at Mar 16, 1990, 12:50 PM CST for Clarke County, Washington County, Alabama. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Mar 16, 1990, 12:50 PM CST (18:50 UTC)
- Expired
- Mar 16, 1990, 4:43 PM CST
- In force
- 4 hr
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Clarke County, AL, Washington County, AL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Centreville/Bibb, AL (KCKL), launched 12:00Z, 6.8 hours before the alert went out and 169 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 52 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 161852 FFWMOB ALC025-035-053-099-129-MSC059-170045- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE MOBILE AL 1250 PM CST FRI MAR 16 1990 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 645 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHWEST ALABAMA ...CLARKE COUNTY...CONECUH COUNTY...ESCAMBIA COUNTY...MONROE COUNTY ...WASHINGTON COUNTY IN SOUTHEAST MISSISSIPPI ...JACKSON COUNTY AT 1245 PM AREAS OF RAIN AND LINES OF THUNDERSTORMS WERE INDICATED BY RADAR CONTINUING TO MOVE NORTHEAST OUT OF THE GULF ACROSS SOUTHEAST MISSISSIPPI AND SOUTHWEST ALABAMA. THESE THUNDERSTORMS ARE EXPECTED TO CONTINUE OFF AND ON THIS AFTERNOON WITH ADDITIONAL HEAVY RAINFALL AMOUNTS OF AT LEAST 2 TO 4 INCHES. SATELLITE AND RADAR RETURNS INDICATES THAT FROM 3 TO 6 INCHES OF RAINFALL HAVE OCCURRED OVER THE INLAND ALABAMA COUNTIES SINCE 6AM. THEY ADDITONAL RAINFALL EXPECTED WILL AGGRAVATE THE FLOODING SITUATION WITH SMALL STREAMS GOING OVER THEIR BANKS. ROADS AND STREETS NOT ALREADY FLOODED ARE EXPECTED TO FLOOD DURING THE AFTERNOON. IN JACKSON COUNTY MISSISSIPPI THE RAIN HAS SLACKENED BUT MORE THUNDERSTORMS LOOM IN THE GULF TO THE SOUTHWEST AND ARE MOVING NORTHEAST. MANY ROADS REMAIN FLOODED IN JACKSON COUNTY AND NOT MUCH IMPROVEMENT IS EXPECTED THIS AFTERNOON. RESIDENTS IN AREAS SUBJECT TO FLOODING SHOULD MOVE TO HIGHER GROUND IMMEDIATELY. IF DRIVING IS NOT ABSOLUTELY NECESSARY...YOU SHOULD REMAIN WHERE YOU ARE. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 16, 2:56 AM CST | Flash Flood Warning | MOB | Mobile | 3 hr |
| Mar 16, 3:35 AM CST | Flash Flood Warning | MOB | Autauga, Elmore, Montgomery | 115 min |
| Mar 16, 3:35 AM CST | Flash Flood Warning | MOB | Dallas, Lowndes | 115 min |
| Mar 16, 4:03 AM CST | Flash Flood Warning | MOB | Coosa | 117 min |
| Mar 16, 4:03 AM CST | Flash Flood Warning | MOB | Wilcox | 117 min |
| Mar 16, 5:37 AM CST | Flash Flood Warning | MOB | Autauga, Lowndes, Montgomery | 2 hr |
| Mar 16, 5:37 AM CST | Flash Flood Warning | MOB | Dallas | 2 hr |
| Mar 16, 5:37 AM CST | Flash Flood Warning | MOB | Coosa | 2 hr |
| Mar 16, 6:07 AM CST | Flash Flood Warning | MOB | Mobile | 3 hr |
| Mar 16, 6:14 AM CST | Severe Thunderstorm Warning | MOB | Conecuh | 61 min |
| Mar 16, 7:38 AM CST | Flash Flood Warning | MOB | Coosa, Elmore, Tallapoosa | 2 hr |
| Mar 16, 7:38 AM CST | Flash Flood Warning | MOB | Autauga, Lowndes, Montgomery | 2 hr |
| Mar 16, 7:38 AM CST | Flash Flood Warning | MOB | Dallas | 2 hr |
| Mar 16, 8:39 AM CST | Flash Flood Warning | MOB | Covington | 2 hr |
| Mar 16, 8:39 AM CST | Flash Flood Warning | MOB | Pike | 2 hr |
| Mar 16, 8:49 AM CST | Flash Flood Warning | MOB | Bullock | 116 min |
| Mar 16, 9:15 AM CST | Flash Flood Warning | MOB | Baldwin, Mobile | 3 hr |
| Mar 16, 10:46 AM CST | Flash Flood Warning | MOB | Washington | 3 hr |
| Mar 16, 10:48 AM CST | Flash Flood Warning | MOB | Covington, Crenshaw, Pike | 117 min |
| Mar 16, 10:57 AM CST | Severe Thunderstorm Warning | MOB | Mobile | 33 min |
| Mar 16, 11:40 AM CST | Flash Flood Warning | MOB | Crenshaw | 2 hr |
| Mar 16, 12:13 PM CST | Flash Flood Warning | MOB | Baldwin | 6 hr |
| Mar 16, 12:13 PM CST | Flash Flood Warning | MOB | Mobile | 5 hr |
| Mar 16, 12:50 PM CST | Flash Flood Warning | MOB | Conecuh, Escambia, Monroe | 4 hr |
| Mar 16, 1:12 PM CST | Flash Flood Warning | MOB | Autauga, Dallas, Elmore, Lowndes, Montgomery | 3 hr |
| Mar 16, 1:12 PM CST | Flash Flood Warning | MOB | Butler | 3 hr |
| Mar 16, 2:52 PM CST | Severe Thunderstorm Warning | MOB | Bullock, Pike | 68 min |
| Mar 16, 3:17 PM CST | Severe Thunderstorm Warning | MOB | Lee, Macon | 58 min |
| Mar 16, 3:27 PM CST | Flash Flood Warning | MOB | Bullock, Pike | 2 hr |
| Mar 16, 3:27 PM CST | Flash Flood Warning | MOB | Macon | 2 hr |
| Mar 16, 3:35 PM CST | Severe Thunderstorm Warning | MOB | Barbour | 55 min |
| Mar 16, 4:27 PM CST | Severe Thunderstorm Warning | MOB | Coffee | 63 min |
| Mar 16, 4:59 PM CST | Flash Flood Warning | MOB | Barbour, Pike | 2 hr |
| Mar 16, 4:59 PM CST | Flash Flood Warning | MOB | Coffee, Covington | 2 hr |
| Mar 16, 5:11 PM CST | Flash Flood Warning | MOB | Chambers, Lee, Tallapoosa | 2 hr |
| Mar 16, 5:46 PM CST | Severe Thunderstorm Warning | MOB | Barbour | 59 min |
Nearby
Flash Flood Warnings in Alabama, 1990Every flash flood 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; the sounding from the Mesonet's radiosonde archive.