Alert archive / Alabama / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 63, NWS Birmingham, AL

April 24, 2010Greene County, Hale County, Sumter County, Alabama

NWS Birmingham, AL issued this severe thunderstorm warning at Apr 24, 2010, 12:34 PM CDT for Greene County, Hale County, Sumter County, Alabama. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 24, 2010, 12:34 PM CDT (17:34 UTC)
Expired: Apr 24, 2010, 1:15 PM CDT
In force: 41 min
Issued by: NWS Birmingham, AL
Area: Storm-based polygon

Counties Greene County, AL, Hale County, AL, Sumter County, AL

The radar

The Birmingham radar (KBMX), 118 km from the middle of the area, began a volume at 17:34 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 24, 8:01 AM CDT	Tornado Watch PDS	SPC	5 hr

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 5.6 hours before the alert went out and 118 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 276 J/kg
Mixed-layer CIN: -229 J/kg
Mixed-layer LCL: 470 m above ground
0-6 km bulk shear: 57 kt
0-1 km storm-relative helicity: 387 m²/s²
0-3 km storm-relative helicity: 386 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 8.1

Open this sounding in Storm Lab

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 Birmingham, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 24, 12:20 PM CDT, 14 minutes earlier.

Area forecast discussion, Apr 24, 12:20 PM CDT, 14 minutes before

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Hazardous weather outlook, Apr 24, 6:31 AM CDT, 6 hours 3 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BIRMINGHAM AL
631 AM CDT SAT APR 24 2010

ALZ011>015-017>050-251200-
MARION-LAMAR-FAYETTE-WINSTON-WALKER-BLOUNT-ETOWAH-CALHOUN-
CHEROKEE-CLEBURNE-PICKENS-TUSCALOOSA-JEFFERSON-SHELBY-ST. CLAIR-
TALLADEGA-CLAY-RANDOLPH-SUMTER-GREENE-HALE-PERRY-BIBB-CHILTON-
COOSA-TALLAPOOSA-CHAMBERS-MARENGO-DALLAS-AUTAUGA-LOWNDES-ELMORE-
MONTGOMERY-MACON-BULLOCK-LEE-RUSSELL-PIKE-BARBOUR-
631 AM CDT SAT APR 24 2010

...HIGH RISK OF SEVERE THUNDERSTORMS AND TORNADOES TODAY AND
TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE COUNTIES SERVED BY THE
NATIONAL WEATHER SERVICE OFFICE IN BIRMINGHAM.

.DAY ONE...TODAY AND TONIGHT.

ALL MODES OF SEVERE WEATHER WILL BE POSSIBLE TODAY AND
TONIGHT...INCLUDING TORNADOES...DAMAGING WIND...LARGE HAIL...AND
LOCALIZED FLOODING. ALTHOUGH ISOLATED SEVERE STORMS WILL BE POSSIBLE
THROUGH THE  MORNING HOURS...THE GREATEST SEVERE WEATHER POTENTIAL
WILL INCREASE BY LATE MORNING AND CONTINUE INTO THE OVERNIGHT
PERIOD. WIDESPREAD SEVERE STORMS SHOULD ENTER THE SOUTHWEST BY
12PM...NEAR THE INTERSTATE 65 CORRIDOR BY 2PM...AND FAR EASTERN
LOCATIONS BY 4 PM. THIS THREAT WILL END AS A COLD FRONT CROSSES THE
AREA...ENDING THE STORM THREAT AROUND 2AM IN THE WEST AND 6AM IN THE
EAST.

THIS HAS THE POTENTIAL TO BE A MAJOR TORNADO OUTBREAK WITH
LONG-TRACK TORNADOES ACROSS ALL OF CENTRAL ALABAMA. ALL INTERESTS
ACROSS THE AREA SHOULD MONITOR THE LATEST FORECAST CONCERNING THIS
POTENTIALLY DANGEROUS WEATHER SYSTEM.

BREEZY CONDITIONS CAN BE EXPECTED AHEAD OF THE FRONT TODAY...WITH
SUSTAINED WINDS OF 17 TO 20 MPH AND GUSTS UP TO 30 MPH. A WIND
ADVISORY HAS BEEN ISSUED FOR ALL OF CENTRAL ALABAMA BEGINNING AT 9AM
THIS MORNING THROUGH MIDNIGHT TONIGHT.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF STORM SPOTTERS AND EMERGENCY MANAGEMENT WILL BE
NECESSARY TODAY.

In the hours before

Local storm report, Apr 24, 10:49 AM CDT, 1 hour 45 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1049 AM CDT SAT APR 24 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1043 AM     FUNNEL CLOUD     WARD                    32.36N 88.28W
04/24/2010                   SUMTER             AL   FIRE DEPT/RESCUE

            FUNNEL CLOUD REPORTED NEAR THE TOWN OF WARD...POSSIBLE
            TOUCHDOWN BUT NOTHING CONFIRMED AT THIS TIME.

&&

SUNGER

Local storm report, Apr 24, 10:54 AM CDT, 1 hour 40 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1054 AM CDT SAT APR 24 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1044 AM     TORNADO          WARD                    32.36N 88.28W
04/24/2010                   SUMTER             AL   FIRE DEPT/RESCUE

            FIRE OFFICIALS HAVE CONFIRMED A TORNADO TOUCHDOWN NEAR
            WARD. THE TORNADO WAS OBSERVED WITH A PATH OF TREE
            DAMAGE.

&&

LINHARES

Local storm report, Apr 24, 11:29 AM CDT, 1 hour 5 minutes before

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Local storm report, Apr 24, 11:43 AM CDT, 51 minutes before

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Local storm report, Apr 24, 12:09 PM CDT, 25 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1209 PM CDT SAT APR 24 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0308 AM     HAIL             ODENVILLE               33.69N 86.40W
04/24/2010  M0.88 INCH       ST. CLAIR          AL   LAW ENFORCEMENT

0444 AM     HAIL             BARTLETTS FERRY DAM     32.66N 85.09W
04/24/2010  E0.88 INCH       LEE                AL   AMATEUR RADIO

0554 AM     HAIL             4 NNE ROANOKE           33.20N 85.35W
04/24/2010  E0.75 INCH       RANDOLPH           AL   CO-OP OBSERVER

            PEA TO PENNY SIZE HAIL WAS REPORTED NEAR ROANOKE.

0725 AM     HAIL             1 SW BEDFORD            33.79N 88.22W
04/24/2010  E1.00 INCH       LAMAR              AL   EMERGENCY MNGR

0730 AM     HAIL             3 SE SNEAD              34.09N 86.36W
04/24/2010  E0.75 INCH       BLOUNT             AL   PUBLIC

            BETWEEN SNEAD AND ALTOONA

0745 AM     HAIL             2 N AURORA              34.15N 86.19W
04/24/2010  E1.00 INCH       ETOWAH             AL   PUBLIC

            NICKLE TO QUARTER SIZE HAIL REPORTED IN THE NEW UNION
            AREA.

0805 AM     HAIL             3 WSW HUEYTOWN          33.42N 87.05W
04/24/2010  E0.75 INCH       JEFFERSON          AL   AMATEUR RADIO

            DIME TO PENNY SIZE HAIL IN THE ROCK CREEK AREA OF
            CONCORD.

0805 AM     TSTM WND DMG     ALICEVILLE              33.13N 88.16W
04/24/2010                   PICKENS            AL   EMERGENCY MNGR

            A FEW TREES WERE BLOWN DOWN NEAR ALICEVILLE. NUMEROUS
            POWER OUTAGES ALSO REPORTED IN PICKENS COUNTY.

0805 AM     HAIL             8 N REFORM              33.50N 88.02W
04/24/2010  E1.00 INCH       PICKENS            AL   PUBLIC

            QUARTER SIZE HAIL REPORTED IN PALMETTA.

0820 AM     HAIL             BANKSTON                33.67N 87.67W
04/24/2010  E0.75 INCH       FAYETTE            AL   EMERGENCY MNGR

            PENNY SIZE HAIL IN BANKSTON.

0820 AM     TSTM WND DMG     BANKSTON                33.67N 87.67W
04/24/2010                   FAYETTE            AL   EMERGENCY MNGR

            TREE DOWN ON COUNTY ROAD 18E IN BANKSTON. CAR AND
            BUSINESS DAMAGED.

0855 AM     HAIL             GARDENDALE              33.67N 86.80W
04/24/2010  E0.25 INCH       JEFFERSON          AL   AMATEUR RADIO

            PEA SIZE HAIL NEAR INTERSECTION OF HWY 31 AND FIELDSTOWN
            ROAD.

0905 AM     HAIL             CORDOVA                 33.76N 87.19W
04/24/2010  E0.88 INCH       WALKER             AL   TRAINED SPOTTER

            NICKEL SIZE HAIL IN CORDOVA.

1044 AM     TORNADO          WARD                    32.36N 88.28W
04/24/2010                   SUMTER             AL   FIRE DEPT/RESCUE

            FIRE OFFICIALS HAVE CONFIRMED A TORNADO TOUCHDOWN NEAR
            WARD. NUMEROUS TREES AND POWER LINES DOWN FROM NEAR THE
            KINTERBISH WILDLIFE AREA EASTWARD TO AT LEAST STATE
            HIGHWAY 17 AND COUNTY ROAD 42. ONE WOMAN WAS TRAPPED IN
            HER VEHICLE DUE TO FALLEN TREES.

1125 AM     TSTM WND DMG     9 ENE DEMOPOLIS         32.57N 87.70W
04/24/2010                   HALE               AL   STORM CHASER

            TWO POWER POLES WERE SNAPPED OFF APPROXIMATELY 2 MILES
            NORTH OF THE INTERSECTION OF HIGHWAY 80 AND HIGHWAY 69 IN
            SOUTHERN HALE COUNTY.

&&

GOLDEN

Local storm report, Apr 24, 12:17 PM CDT, 17 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
1217 PM CDT SAT APR 24 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1111 AM     TSTM WND DMG     DEMOPOLIS               32.52N 87.84W
04/24/2010                   MARENGO            AL   LAW ENFORCEMENT

            SEVERAL TREES AND POWER LINES DOWN IN AND AROUND
            DEMOPOLIS. SOME MINOR DAMAGE WAS REPORTED AT THE CITY
            LANDING. WIND GUST AT DEMOPOLIS WAS MEASURED AT 71 MPH.
            POSSIBLE TORNADO AND STRAIGHT LINE WINDS.

&&

LINHARES

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 24, 1:15 AM CDT	Severe Thunderstorm Warning	BMX	Barbour, Pike	45 min
Apr 24, 1:18 AM CDT	Severe Thunderstorm Warning	BMX	Lowndes, Montgomery	42 min
Apr 24, 3:24 AM CDT	Severe Thunderstorm Warning	BMX	Lamar, Pickens	16 min
Apr 24, 4:15 AM CDT	Wind Advisory	BMX	Autauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more	20 hr
Apr 24, 4:31 AM CDT	Severe Thunderstorm Warning	BMX	Lee	14 min
Apr 24, 7:06 AM CDT	Severe Thunderstorm Warning	BMX	Blount, Etowah	39 min
Apr 24, 7:26 AM CDT	Severe Thunderstorm Warning	BMX	Fayette, Lamar, Marion, Pickens, Winston	49 min
Apr 24, 7:57 AM CDT	Severe Thunderstorm Warning	BMX	Fayette, Greene, Hale, Pickens, Sumter, Tuscaloosa	63 min
Apr 24, 8:01 AM CDT	Severe Thunderstorm Warning	BMX	Fayette, Marion, Tuscaloosa, Walker, Winston	59 min
Apr 24, 8:13 AM CDT	Severe Thunderstorm Warning	BMX	Jefferson	47 min
Apr 24, 8:16 AM CDT	Severe Thunderstorm Warning	BMX	Lamar, Marion, Winston	44 min
Apr 24, 8:22 AM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Marengo, Sumter	14 min
Apr 24, 8:37 AM CDT	Severe Thunderstorm Warning	BMX	Blount, Jefferson	38 min
Apr 24, 8:47 AM CDT	Severe Thunderstorm Warning	BMX	Hale, Marengo, Perry, Sumter	43 min
Apr 24, 8:56 AM CDT	River Flood Warning	BMX	Greene, Hale, Marengo, Pickens, Sumter	35 hr
Apr 24, 8:56 AM CDT	Severe Thunderstorm Warning	BMX	Blount, Jefferson, St. Clair	19 min
Apr 24, 9:55 AM CDT	Severe Thunderstorm Warning	BMX	Greene, Sumter	65 min
Apr 24, 10:16 AM CDT	Severe Thunderstorm Warning	BMX	Marengo, Sumter	44 min
Apr 24, 10:23 AM CDT	Tornado Warning	BMX	Marengo, Sumter	67 min
Apr 24, 10:40 AM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Dallas, Perry	50 min
Apr 24, 11:01 AM CDT	Tornado Warning	BMX	Hale, Marengo, Sumter	44 min
Apr 24, 11:30 AM CDT	Severe Thunderstorm Warning	BMX	Bibb, Greene, Hale, Perry	45 min
Apr 24, 11:35 AM CDT	Tornado Warning	BMX	Bibb, Greene, Hale, Perry	40 min
Apr 24, 11:41 AM CDT	Severe Thunderstorm Warning	BMX	Greene, Hale, Marengo, Sumter	49 min
Apr 24, 12:28 PM CDT	Severe Thunderstorm Warning	BMX	Marengo	19 min
Apr 24, 12:45 PM CDT	Severe Thunderstorm Warning	BMX	Autauga, Chilton, Dallas, Lowndes	45 min
Apr 24, 1:17 PM CDT	Severe Thunderstorm Warning	BMX	Bibb, Hale, Tuscaloosa	43 min
Apr 24, 1:45 PM CDT	Areal Flood Advisory	BMX	Hale, Tuscaloosa	2 hr
Apr 24, 2:19 PM CDT	Areal Flood Advisory	BMX	Jefferson, Talladega	116 min
Apr 24, 2:34 PM CDT	Tornado Warning	BMX	Lamar	41 min
Apr 24, 2:55 PM CDT	Flash Flood Warning	BMX	Jefferson	3 hr
Apr 24, 3:10 PM CDT	Tornado Warning	BMX	Fayette, Lamar, Marion	20 min
Apr 24, 3:19 PM CDT	Flash Flood Warning	BMX	Lamar, Marion	3 hr
Apr 24, 3:37 PM CDT	Severe Thunderstorm Warning	BMX	Marion, Winston	38 min
Apr 24, 3:59 PM CDT	Severe Thunderstorm Warning	BMX	Lamar	46 min
Apr 24, 4:12 PM CDT	Flash Flood Warning	BMX	Winston	2 hr
Apr 24, 4:15 PM CDT	Severe Thunderstorm Warning	BMX	Winston	15 min
Apr 24, 4:23 PM CDT	Severe Thunderstorm Warning	BMX	Lamar, Pickens	67 min
Apr 24, 4:33 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Marion, Walker, Winston	57 min
Apr 24, 4:36 PM CDT	Tornado Warning	BMX	Pickens	42 min
Apr 24, 5:06 PM CDT	Severe Thunderstorm Warning	BMX	Fayette, Tuscaloosa	54 min
Apr 24, 5:09 PM CDT	Tornado Warning	BMX	Pickens	40 min
Apr 24, 6:13 PM CDT	Flash Flood Warning	BMX	Lamar	2 hr
Apr 24, 6:13 PM CDT	Tornado Warning	BMX	Walker, Winston	17 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2010 Every severe thunderstorm warning in 2010

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; radar from the NEXRAD Level II archive.