Alert archive / Alabama / Special Weather Statements in 2021
Special Weather Statement, NWS Birmingham, AL
NWS Birmingham, AL issued this special weather statement at Aug 1, 2021, 11:08 PM CDT for Sumter County, Alabama. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 1, 2021, 11:08 PM CDT (04:08 UTC)
- Expired
- Aug 2, 2021, 12:00 AM CDT
- In force
- 52 min
- Issued by
- NWS Birmingham, AL
County Sumter County, AL
The radar
The Birmingham radar (KBMX), 133 km from the middle of the area, began a volume at 04:09 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 nearest sounding before it
Birmingham, AL (KBMX), launched 00:00Z, 4.1 hours before the alert went out and 133 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
- 941 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 1260 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
288 WWUS84 KBMX 020408 SPSBMX Special Weather Statement National Weather Service Birmingham AL 1108 PM CDT Sun Aug 1 2021 ALZ030-031-020500- Greene AL-Sumter AL- 1108 PM CDT Sun Aug 1 2021 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN GREENE AND CENTRAL SUMTER COUNTIES UNTIL MIDNIGHT CDT... At 1107 PM CDT, Doppler radar was tracking a strong thunderstorm over Bluffport, or near Livingston, moving east at 15 mph. Winds in excess of 40 mph will be possible with this storm. Locations impacted include... Forkland, Boligee, Epes, Bluffport, Thornhill, Tishabee, Five Points Intersection and Belmont. PRECAUTIONARY/PREPAREDNESS ACTIONS... Torrential rainfall is also occurring with this storm, and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. && LAT...LON 3254 8816 3274 8817 3278 8788 3256 8784 TIME...MOT...LOC 0407Z 257DEG 15KT 3262 8809 $$ 32/Davis
The office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 8:47 PM CDT | Special Weather Statement | BMX | Marengo | 43 min |
| Aug 1, 9:11 PM CDT | Severe Thunderstorm Warning | BMX | Marengo | 49 min |
| Aug 1, 9:25 PM CDT | Special Weather Statement | BMX | Dallas | 50 min |
| Aug 1, 9:31 PM CDT | Areal Flood Advisory | BMX | Marengo | 3 hr |
| Aug 1, 10:02 PM CDT | Special Weather Statement | BMX | Marengo | 43 min |
| Aug 2, 12:24 AM CDT | Special Weather Statement | BMX | Hale | 51 min |
| Aug 2, 1:15 AM CDT | Special Weather Statement | BMX | Montgomery | 30 min |
| Aug 2, 11:37 AM CDT | Special Weather Statement | BMX | Marengo | 38 min |
| Aug 2, 1:52 PM CDT | Special Weather Statement | BMX | Bullock | 38 min |
| Aug 2, 2:56 PM CDT | Special Weather Statement | BMX | Montgomery | 34 min |
| Aug 2, 3:13 PM CDT | Special Weather Statement | BMX | Montgomery | 32 min |
| Aug 2, 3:29 PM CDT | Severe Thunderstorm Warning | BMX | Elmore, Macon, Montgomery | 25 min |
| Aug 2, 4:18 PM CDT | Special Weather Statement | BMX | Russell | 27 min |
Nearby
Special Weather Statements in Alabama, 2021Every special weather statement in 2021
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.