Alert archive / Alabama / Special Weather Statements in 2017
Special Weather Statement, NWS Birmingham, AL
NWS Birmingham, AL issued this special weather statement at Jul 5, 2017, 11:59 AM CDT for Winston County, Alabama. It was in force for 46 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
- Jul 5, 2017, 11:59 AM CDT (16:59 UTC)
- Expired
- Jul 5, 2017, 12:45 PM CDT
- In force
- 46 min
- Issued by
- NWS Birmingham, AL
County Winston County, AL
The radar
The Columbus AFB radar (KGWX), 84 km from the middle of the area, began a volume at 16:59 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 12:00Z, 5.0 hours before the alert went out and 110 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
- 1874 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 845 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- -37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Jul 5, 8:12 AM CDT, 3 hours 47 minutes earlier.
Area forecast discussion, Jul 5, 8:12 AM CDT, 3 hours 47 minutes before
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Hazardous Weather Outlook National Weather Service Birmingham AL 339 AM CDT Wed Jul 5 2017 ALZ011>015-017>050-061145- 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- 339 AM CDT Wed Jul 5 2017 This Hazardous Weather Outlook is for the counties served by the National Weather Service office in Birmingham. .DAY ONE...Outlook through Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Activation of storm spotters and emergency management is not expected at this time.
In the hours before
Special weather statement, Jul 5, 10:50 AM CDT, 1 hour 9 minutes before
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</html>Special weather statement, Jul 5, 11:59 AM CDT, 0 minutes before
Special Weather Statement
National Weather Service Birmingham AL
1159 AM CDT WED JUL 5 2017
ALZ014-015-051745-
Walker AL-Winston AL-
1159 AM CDT WED JUL 5 2017
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN WALKER AND
SOUTHWESTERN WINSTON COUNTIES UNTIL 1245 PM CDT...
At 1159 AM CDT, Doppler radar was tracking a strong thunderstorm over
Kansas, or near Carbon Hill, moving northeast at 30 mph.
Winds in excess of 40 mph will be possible with this storm.
Locations impacted include...
Carbon Hill, Lynn, Kansas, Nauvoo, Eldridge, McDowell Camp Grounds,
Ashbank, Corinth Rec Area, Poplar Springs, Clear Creek, Lupton,
Curtis Crossroads and Black Pond.
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 3412 8727 3406 8723 3400 8721 3395 8728
3387 8752 3387 8762 3390 8764 3397 8764
3399 8762 3409 8748 3413 8736
TIME...MOT...LOC 1659Z 235DEG 26KT 3392 8758
89^GSatterwhiteThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 10:50 AM CDT | Special Weather Statement | BMX | Etowah | 55 min |
| Jul 5, 11:22 AM CDT | Special Weather Statement | BMX | Cherokee | 68 min |
| Jul 5, 11:48 AM CDT | Special Weather Statement | BMX | Etowah | 42 min |
| Jul 5, 1:03 PM CDT | Special Weather Statement | BMX | Jefferson | 42 min |
| Jul 5, 1:55 PM CDT | Special Weather Statement | BMX | Blount, Etowah, St. Clair | 35 min |
| Jul 5, 2:30 PM CDT | Special Weather Statement | BMX | Etowah | 45 min |
| Jul 5, 2:43 PM CDT | Special Weather Statement | BMX | Walker | 47 min |
| Jul 5, 2:57 PM CDT | Special Weather Statement | BMX | Jefferson | 48 min |
| Jul 5, 3:02 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson | 22 min |
| Jul 5, 3:07 PM CDT | Special Weather Statement | BMX | Calhoun, Cherokee | 53 min |
| Jul 5, 3:45 PM CDT | Special Weather Statement | BMX | Jefferson | 30 min |
| Jul 5, 3:48 PM CDT | Special Weather Statement | BMX | St. Clair | 42 min |
| Jul 5, 4:41 PM CDT | Severe Thunderstorm Warning | BMX | Jefferson, Shelby | 34 min |
| Jul 5, 5:02 PM CDT | Areal Flood Advisory | BMX | Jefferson, St. Clair, Shelby | 3 hr |
| Jul 5, 5:13 PM CDT | Special Weather Statement | BMX | Talladega | 47 min |
| Jul 5, 5:55 PM CDT | Special Weather Statement | BMX | Talladega | 50 min |
| Jul 5, 6:22 PM CDT | Special Weather Statement | BMX | Clay | 53 min |
Nearby
Special Weather Statements in Alabama, 2017Every special weather statement in 2017
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.