Alert archive / Alabama / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 122, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at May 13, 2000, 4:30 PM CDT for Conecuh County, Covington County, Alabama. It was in force for 30 min. 3 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
- May 13, 2000, 4:30 PM CDT (21:30 UTC)
- Expired
- May 13, 2000, 5:00 PM CDT
- In force
- 30 min
- Issued by
- NWS Mobile, AL
- Area
- Whole counties
Counties Conecuh County, AL, Covington County, AL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 13, 4:55 PM CDT | Hail 0.75 | Andalusia, AL | Dime sized hail was reported along U. S. Highway 29 southwest of Andalusia near the community of Carolina. |
| May 13, 5:10 PM CDT | Thunderstorm Wind 55 E | Andalusia, AL | Wind speeds of about 60 mph were reported just south of Andalusia. Trees and power lines were blown down. |
| May 13, 5:10 PM CDT | Hail 1.75 | Andalusia, AL | Golfball sized hail was reported just south of Andalusia. |
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.
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 9.5 hours before the alert went out and 205 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
- 616 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 943 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -137 m²/s²
- 0-3 km storm-relative helicity
- -109 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -3.1
The text
As transmitted, in the capitals the NWS used until 2016.
459 WUUS54 KMOB 132133 SVRMOB ALC035-039-132200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 430 PM CDT SAT MAY 13 2000 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COVINGTON COUNTY IN ALABAMA CONECUH COUNTY IN ALABAMA * UNTIL 500 PM CDT * AT 430 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 11 MILES WEST OF RIVER FALLS...OR ABOUT 14 MILES EAST OF EVERGREEN...MOVING EAST AT 35 MPH. THIS STORM REMAINS SEVERE AND THE WARNING CONECUH COUNTY HAS BEEN EXTENDED UNTIL 500 PM FOR THE EASTERN PART OF THE COUNTY. THE STORM WILL MOVE EAST INTO COVINGTON COUNTY THROUGH 530 PM. LARGE HAIL HAS BEEN REPORTED WITH SIMILAR STORMS DURING THE PAST HOUR. * THE SEVERE THUNDERSTORM WILL BE NEAR... RIVER FALLS AT 440 PM CDT ANDALUSIA AT 445 PM CDT OPP AT 500 PM CDT 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. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN MOBILE.
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.
NWS Mobile, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at May 13, 2:47 PM CDT, 1 hour 43 minutes earlier.
Area forecast discussion, May 13, 2:47 PM CDT, 1 hour 43 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE MOBILE AL 245 PM SAT MAY 13 2000 THUNDERSTORMS HAVE FIRED RAPIDLY THIS AFTERNOON OVER PORTIONS OF SOUTHEAST MS AND SW AL AS A FRONTAL BOUNDARY OVER THE DEEP SOUTH INTERACTS WITH AN EXTREMELY UNSTABLE AIRMASS. WILL BE BRIEF WITH THIS DISCUSSION GIVEN ONGOING CONVECTION. GIVEN LATEST RADAR TRENDS...WILL CALL FOR ISOLATED TO WIDELY SCATTERED SHOWERS OR STORMS IN THE NORTHERN SECTIONS AND A CHANCE OF ACTIVITY OVER THE SOUTH THIS EVENING BEFORE FRONT MOVES OFFSHORE. EXPECT TO SEE A DECREASING TREND TO PRECIPITATION TONIGHT...LAND ZONES AS DIFFERENTIAL HEATING WILL BE LOST. WILL KEEP SCATTERED ACTVITY OVER THE COASTAL WATERS 1ST PERIOD WITH FRONT MOVING IN. RIDGING SFC/ALOFT REBUILDS SUN AND MON SO WILL NOT INTRODUCE ANY RAIN CHANCE AFTER TONIGHT IN THE SHORT TERM. FOLLOWING THE FRONTAL PASSAGE...AFTERNOON TEMPERATURES NEXT COUPLE DAYS WILL BE LOWER THAN THAT PAST FEW DAYS...BUT STILL WARM. BEST CONTRAST IN TEMPS WILL BE AT NIGHT IN THE NORTHERN SECTIONS WITH TEMPERATURES COOLING INTO THE 50S. WILL KEEP FIRE WEATHER WATCH GOING FOR SUN AFTERNOON AS A WARM DAY COMBINED WITH LOWER DEWPOINTS YIELD MARGINAL WATCH CRITERIA RH. WILL INTRODUCE A MODERATE NORTHERLY FLOW AND BUILDING SEAS OVER COASTAL WATERS WITH SFC HIGH BUILDING IN FROM THE NORTH. /10 PRELIM NUMBERS... MOB UU 062/084 057/086 062 10400 PNS UU 065/085 061/086 064 10400 DTS UU 068/083 064/082 065 10400 GZH UU 058/083 051/084 056 10200 2R0 UU 056/083 051/084 058 10100 61A UU 056/083 051/084 058 10100 .MOB... AL...NONE. FL...FIRE WX WATCH SUN AFTERNOON FLZ001-006 & FLZ008 MS...NONE.
In the hours before
Special weather statement, May 13, 4:20 PM CDT, 10 minutes before
ALZ064-132130- SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 420 PM CDT SAT MAY 13 2000 A SEVERE THUNDERSTORM CONTINUES IN EFFECT FOR BALDWIN COUNTY IN ALABAMA UNTIL 430 PM. AT 416 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE SEVERE THUNDERSTORM WAS LOCATED OVER EXTREME EAST CENTRAL BALDWIN COUNTY...OR JUST NORTH OF THE TOWN OF SEMINOLE...MOVING SOUTH AT 25 MPH. HAIL...INTENSE RAIN AND STRONG DAMAGING WINDS ARE LIKELY WITH THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 13, 1:20 PM CDT | Severe Thunderstorm Warning | MOB | Washington | 55 min |
| May 13, 1:41 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 34 min |
| May 13, 2:29 PM CDT | Severe Thunderstorm Warning | MOB | Mobile | 31 min |
| May 13, 4:02 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh | 28 min |
| May 13, 4:05 PM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 25 min |
| May 13, 5:08 PM CDT | Severe Thunderstorm Warning | MOB | Conecuh | 52 min |
| May 13, 5:08 PM CDT | Severe Thunderstorm Warning | MOB | Covington | 37 min |
| May 13, 5:32 PM CDT | Severe Thunderstorm Warning | MOB | Monroe | 28 min |
| May 13, 6:00 PM CDT | Severe Thunderstorm Warning | MOB | Monroe | 45 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2000Every severe thunderstorm warning in 2000
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.