Alert archive / Alabama / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 77, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Feb 7, 2017, 11:33 AM CST for 4 counties in Alabama. It was in force for 42 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
- Feb 7, 2017, 11:33 AM CST (17:33 UTC)
- Expired
- Feb 7, 2017, 12:15 PM CST
- In force
- 42 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Clarke County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL
The radar
The Mobile radar (KMOB), 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 nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 5.6 hours before the alert went out and 193 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 880 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 157 m²/s²
- 0-3 km storm-relative helicity
- 224 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
841
WUUS54 KMOB 071733
SVRMOB
ALC025-099-129-131-071815-
/O.NEW.KMOB.SV.W.0077.170207T1733Z-170207T1815Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
1133 AM CST TUE FEB 7 2017
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Central Monroe County in south central Alabama...
Northeastern Washington County in southwestern Alabama...
Central Clarke County in southwestern Alabama...
South central Wilcox County in south central Alabama...
* Until 1215 PM CST
* At 1133 AM CST, a severe thunderstorm was located near Jackson,
moving east at 55 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Monroeville, Jackson, Grove Hill, Wagarville, Leroy and Whatley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3146 8727 3143 8803 3171 8805 3187 8737
TIME...MOT...LOC 1733Z 255DEG 50KT 3157 8794
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
021
WWUS54 KMOB 071805
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
1205 PM CST TUE FEB 7 2017
ALC025-129-071814-
/O.CAN.KMOB.SV.W.0077.000000T0000Z-170207T1815Z/
Washington AL-Clarke AL-
1205 PM CST TUE FEB 7 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN WASHINGTON AND
CENTRAL CLARKE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 600 PM CST for south central
and southwestern Alabama.
Additional statements will be issued as conditions warrant.
LAT...LON 3146 8727 3145 8757 3148 8757 3151 8762
3155 8757 3170 8757 3170 8752 3181 8752
3182 8750 3183 8750 3183 8754 3187 8737
TIME...MOT...LOC 1804Z 255DEG 50KT 3168 8744
$$
ALC099-131-071815-
/O.CON.KMOB.SV.W.0077.000000T0000Z-170207T1815Z/
Monroe AL-Wilcox AL-
1205 PM CST TUE FEB 7 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CST
FOR CENTRAL MONROE AND SOUTH CENTRAL WILCOX COUNTIES...
At 1204 PM CST, a severe thunderstorm was located 12 miles southwest
of Vredenburgh, or 12 miles northwest of Monroeville, moving east at
60 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Monroeville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted act quickly and move to a place
of safety inside a sturdy structure, such as a basement or small
interior room.
For your protection move to an interior room on the lowest floor of a
building.
Additional statements will be issued as conditions warrant.
&&
A tornado watch remains in effect until 600 PM CST for south central
and southwestern Alabama.
LAT...LON 3146 8727 3145 8757 3148 8757 3151 8762
3155 8757 3170 8757 3170 8752 3181 8752
3182 8750 3183 8750 3183 8754 3187 8737
TIME...MOT...LOC 1804Z 255DEG 50KT 3168 8744
HAIL...1.00IN
WIND...60MPH
$$
ButtsThe office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 7, 5:58 AM CST | Rip Current Statement | MOB | Baldwin, Mobile | 42 hr |
| Feb 7, 10:16 AM CST | Severe Thunderstorm Warning | MOB | Choctaw, Washington | 59 min |
| Feb 7, 10:29 AM CST | Special Weather Statement | MOB | Clarke | 46 min |
| Feb 7, 10:47 AM CST | Special Weather Statement | MOB | Mobile | 28 min |
| Feb 7, 10:57 AM CST | Special Marine Warning | MOB | 33 min | |
| Feb 7, 11:17 AM CST | Special Weather Statement | MOB | Clarke, Washington | 43 min |
| Feb 7, 12:06 PM CST | Special Weather Statement | MOB | Escambia | 39 min |
| Feb 7, 12:12 PM CST | Special Weather Statement | MOB | Conecuh, Monroe | 33 min |
| Feb 7, 12:34 PM CST | Special Marine Warning | MOB | 41 min | |
| Feb 7, 12:42 PM CST | Special Marine Warning | MOB | 63 min | |
| Feb 7, 12:49 PM CST | Special Weather Statement | MOB | Butler, Crenshaw | 41 min |
| Feb 7, 1:00 PM CST | Special Weather Statement | MOB | Baldwin, Mobile | 30 min |
| Feb 7, 1:06 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 39 min |
| Feb 7, 1:11 PM CST | Severe Thunderstorm Warning | MOB | Mobile | 49 min |
| Feb 7, 1:21 PM CST | Areal Flood Advisory | MOB | Mobile | 3 hr |
| Feb 7, 1:27 PM CST | Special Weather Statement | MOB | Baldwin | 48 min |
| Feb 7, 1:44 PM CST | Special Marine Warning | MOB | 46 min | |
| Feb 7, 1:46 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 44 min |
| Feb 7, 1:49 PM CST | Special Marine Warning | MOB | 56 min | |
| Feb 7, 1:52 PM CST | Special Weather Statement | MOB | Conecuh | 38 min |
| Feb 7, 2:02 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 58 min |
| Feb 7, 2:20 PM CST | Special Weather Statement | MOB | Butler, Conecuh, Crenshaw | 40 min |
| Feb 7, 2:26 PM CST | Special Weather Statement | MOB | Covington, Escambia | 49 min |
| Feb 7, 2:30 PM CST | Special Marine Warning | MOB | 45 min | |
| Feb 7, 2:32 PM CST | Special Marine Warning | MOB | 58 min | |
| Feb 7, 2:33 PM CST | Special Marine Warning | MOB | 42 min | |
| Feb 7, 2:45 PM CST | Special Marine Warning | MOB | 60 min | |
| Feb 7, 2:49 PM CST | Small Craft Advisory | MOB | 9 hr | |
| Feb 7, 2:57 PM CST | Areal Flood Advisory | MOB | Baldwin, Mobile | 3 hr |
| Feb 7, 2:58 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 62 min |
| Feb 7, 3:01 PM CST | Severe Thunderstorm Warning | MOB | Baldwin | 59 min |
| Feb 7, 3:10 PM CST | Special Weather Statement | MOB | Covington | 35 min |
| Feb 7, 3:14 PM CST | Special Marine Warning | MOB | 61 min | |
| Feb 7, 3:27 PM CST | Special Marine Warning | MOB | 63 min | |
| Feb 7, 3:40 PM CST | Special Marine Warning | MOB | 65 min | |
| Feb 7, 3:59 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 46 min |
| Feb 7, 4:04 PM CST | Severe Thunderstorm Warning | MOB | Baldwin | 41 min |
| Feb 7, 4:14 PM CST | Special Marine Warning | MOB | 61 min | |
| Feb 7, 4:25 PM CST | Special Marine Warning | MOB | 65 min | |
| Feb 7, 4:44 PM CST | Severe Thunderstorm Warning | MOB | Baldwin | 35 min |
| Feb 7, 4:48 PM CST | Special Marine Warning | MOB | 27 min | |
| Feb 7, 4:49 PM CST | Special Weather Statement | MOB | Wilcox | 41 min |
| Feb 7, 5:02 PM CST | Special Weather Statement | MOB | Conecuh | 43 min |
| Feb 7, 5:12 PM CST | Special Marine Warning | MOB | 63 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2017Every severe thunderstorm warning 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.