Alert archive / Alabama / Special Weather Statements in 2016
Special Weather Statement, NWS Birmingham, AL
NWS Birmingham, AL issued this special weather statement at Aug 6, 2016, 6:33 PM CDT for Jefferson County, Alabama. It was in force for 27 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 6, 2016, 6:33 PM CDT (23:33 UTC)
- Expired
- Aug 6, 2016, 7:00 PM CDT
- In force
- 27 min
- Issued by
- NWS Birmingham, AL
County Jefferson County, AL
The radar
The Birmingham radar (KBMX), 56 km from the middle of the area, began a volume at 23:32 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, 11.6 hours before the alert went out and 55 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
- 355 J/kg
- Mixed-layer CIN
- -106 J/kg
- Mixed-layer LCL
- 1046 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 20 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
027
WWUS84 KBMX 062333
SPSBMX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BIRMINGHAM AL
633 PM CDT SAT AUG 6 2016
ALZ024-070000-
JEFFERSON AL-
633 PM CDT SAT AUG 6 2016
...SIGNIFICANT WEATHER ADVISORY FOR WEST CENTRAL JEFFERSON COUNTY
UNTIL 700 PM CDT...
AT 633 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM
NEAR OAK GROVE...OR 11 MILES NORTHWEST OF HUEYTOWN...MOVING
SOUTHEAST AT 15 MPH.
WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
SYLVAN SPRINGS...MAYTOWN AND BIRMINGPORT.
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 3354 8700 3347 8717 3354 8721 3355 8720
3355 8719 3357 8720 3358 8720 3361 8715
3363 8713 3363 8710 3366 8709
TIME...MOT...LOC 2333Z 328DEG 11KT 3356 8714
$$
87/GRANTHAMThe office that day
Everything else NWS Birmingham, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 7:14 PM CDT | Special Weather Statement | BMX | Tallapoosa | 31 min |
| Aug 5, 7:24 PM CDT | Special Weather Statement | BMX | Tallapoosa | 36 min |
| Aug 5, 9:34 PM CDT | Special Weather Statement | BMX | Montgomery | 41 min |
| Aug 6, 2:13 AM CDT | Heat Advisory | BMX | Autauga, Barbour, Bibb, Bullock, Chilton, Coosa and 21 more | 19 hr |
| Aug 6, 2:18 PM CDT | Special Weather Statement | BMX | St. Clair | 42 min |
| Aug 6, 3:11 PM CDT | Special Weather Statement | BMX | Calhoun | 49 min |
| Aug 6, 4:31 PM CDT | Special Weather Statement | BMX | Lamar | 29 min |
| Aug 6, 5:03 PM CDT | Special Weather Statement | BMX | Winston | 27 min |
| Aug 6, 5:20 PM CDT | Special Weather Statement | BMX | Fayette | 25 min |
| Aug 6, 5:32 PM CDT | Special Weather Statement | BMX | Tuscaloosa | 28 min |
| Aug 6, 6:10 PM CDT | Special Weather Statement | BMX | Jefferson | 35 min |
| Aug 6, 6:37 PM CDT | Special Weather Statement | BMX | Shelby | 38 min |
| Aug 6, 6:50 PM CDT | Areal Flood Advisory | BMX | Jefferson, Walker | 115 min |
Nearby
Special Weather Statements in Alabama, 2016Every special weather statement in 2016
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.