Alert archive / Alabama / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 45, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jan 21, 2017, 8:28 PM CST for Okaloosa County, Florida; 5 counties in Alabama. It was in force for 62 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
- Jan 21, 2017, 8:28 PM CST (02:28 UTC)
- Expired
- Jan 21, 2017, 9:30 PM CST
- In force
- 62 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Okaloosa County, FL
The radar
The Eglin Afb radar (KEVX), 84 km from the middle of the area, began a volume at 02:31 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 |
|---|---|---|---|
| Jan 21, 6:51 PM CST | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.5 hours before the alert went out and 225 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
- 4 J/kg
- Mixed-layer CIN
- -175 J/kg
- Mixed-layer LCL
- 1065 m above ground
- 0-6 km bulk shear
- 67 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
085
WUUS54 KMOB 220228
SVRMOB
ALC013-035-039-041-053-FLC091-220330-
/O.NEW.KMOB.SV.W.0045.170122T0228Z-170122T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
828 PM CST SAT JAN 21 2017
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Southeastern Conecuh County in south central Alabama...
Southwestern Crenshaw County in south central Alabama...
Covington County in south central Alabama...
Southeastern Butler County in south central Alabama...
Eastern Escambia County in south central Alabama...
Northeastern Okaloosa County in northwestern Florida...
* Until 930 PM CST
* At 826 PM CST, a cluster of developing severe thunderstorms was
located from over eastern Escambia Alabama to northern Okaloosa
County and was moving to the northeast 60 to 65 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Andalusia, Opp, Florala, McKenzie, River Falls, Castleberry, Red
Level, Laurel Hill, Lockhart, Dozier, Heath and Gantt.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 300 AM CST for south central
Alabama...and northwestern Florida.
LAT...LON 3100 8619 3099 8639 3077 8640 3096 8667
3109 8682 3128 8711 3170 8650 3146 8619
TIME...MOT...LOC 0226Z 222DEG 57KT 3115 8687
HAIL...1.50IN
WIND...60MPH
$$1 follow-up statement
908
WWUS54 KMOB 220252
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
852 PM CST SAT JAN 21 2017
FLC091-220301-
/O.CAN.KMOB.SV.W.0045.000000T0000Z-170122T0330Z/
Okaloosa FL-
852 PM CST SAT JAN 21 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN OKALOOSA COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 300 AM CST for south central
Alabama...and northwestern Florida.
LAT...LON 3100 8619 3099 8635 3099 8671 3109 8682
3128 8711 3170 8650 3146 8619
TIME...MOT...LOC 0251Z 222DEG 57KT 3145 8655
$$
ALC013-035-039-041-053-220330-
/O.CON.KMOB.SV.W.0045.000000T0000Z-170122T0330Z/
Conecuh AL-Crenshaw AL-Covington AL-Butler AL-Escambia AL-
852 PM CST SAT JAN 21 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CST
FOR SOUTHEASTERN CONECUH...SOUTHWESTERN CRENSHAW...COVINGTON...
SOUTHEASTERN BUTLER AND EASTERN ESCAMBIA COUNTIES...
At 851 PM CST, a severe thunderstorm was located near Red Level, or
10 miles north of Andalusia, moving northeast at 65 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...
Andalusia, Opp, Florala, McKenzie, River Falls, Castleberry, Red
Level, Lockhart, Dozier, Heath and Gantt.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 300 AM CST for south central
Alabama...and northwestern Florida.
LAT...LON 3100 8619 3099 8635 3099 8671 3109 8682
3128 8711 3170 8650 3146 8619
TIME...MOT...LOC 0251Z 222DEG 57KT 3145 8655
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 21, 6:59 PM CST | Severe Thunderstorm Warning | MOB | Escambia | 46 min |
| Jan 21, 7:15 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 45 min |
| Jan 21, 7:30 PM CST | Tornado Warning | MOB | Escambia, Santa Rosa | 45 min |
| Jan 21, 7:46 PM CST | Severe Thunderstorm Warning | MOB | Escambia | 44 min |
| Jan 21, 7:51 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Okaloosa, Santa Rosa | 54 min |
| Jan 21, 7:53 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Okaloosa, Santa Rosa | 52 min |
| Jan 21, 8:11 PM CST | Tornado Warning | MOB | Escambia, Santa Rosa | 49 min |
| Jan 21, 8:15 PM CST | Tornado Warning | MOB | Escambia, Santa Rosa | 30 min |
| Jan 21, 8:51 PM CST | Areal Flood Advisory | MOB | Escambia, Santa Rosa | 6 hr |
| Jan 21, 9:37 PM CST | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 11 min |
| Jan 22, 5:23 AM CST | Wind Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 30 hr |
| Jan 22, 8:21 AM CST | Severe Thunderstorm Warning | MOB | Okaloosa | 39 min |
| Jan 22, 9:10 AM CST | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 50 min |
| Jan 22, 9:10 AM CST | Tornado Warning | MOB | Okaloosa | 50 min |
| Jan 22, 9:31 AM CST | Severe Thunderstorm Warning | MOB | Escambia | 44 min |
| Jan 22, 9:37 AM CST | Special Weather Statement | MOB | Santa Rosa | 38 min |
| Jan 22, 10:00 AM CST | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 30 min |
| Jan 22, 10:04 AM CST | Tornado Warning | MOB | Okaloosa, Santa Rosa | 41 min |
| Jan 22, 10:12 AM CST | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 48 min |
| Jan 22, 10:15 AM CST | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 45 min |
| Jan 22, 10:29 AM CST | Severe Thunderstorm Warning | MOB | Okaloosa | 46 min |
| Jan 22, 11:02 AM CST | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 58 min |
| Jan 22, 11:58 AM CST | Special Weather Statement | MOB | Okaloosa | 62 min |
| Jan 22, 4:15 PM CST | River Flood Warning | MOB | Escambia | 3 days |
| Jan 22, 4:16 PM CST | River Flood Warning | MOB | Okaloosa | 3 days |
| Jan 21, 6:18 PM CST | Special Weather Statement | MOB | Mobile | 57 min |
| Jan 21, 6:18 PM CST | Severe Thunderstorm Warning | MOB | Mobile | 42 min |
| Jan 21, 6:31 PM CST | Special Marine Warning | MOB | 89 min | |
| Jan 21, 6:49 PM CST | Tornado Warning | MOB | Mobile | 41 min |
| Jan 21, 7:03 PM CST | Severe Thunderstorm Warning | MOB | Mobile, Washington | 20 min |
| Jan 21, 7:07 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Mobile | 38 min |
| Jan 21, 7:11 PM CST | Severe Thunderstorm Warning | MOB | Mobile | 34 min |
| Jan 21, 7:25 PM CST | Severe Thunderstorm Warning | MOB | Baldwin, Conecuh, Escambia, Monroe | 50 min |
| Jan 21, 7:40 PM CST | Severe Thunderstorm Warning | MOB | Mobile | 28 min |
| Jan 21, 8:28 PM CST | Severe Thunderstorm Warning | MOB | Washington | 47 min |
| Jan 21, 9:06 PM CST | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 39 min |
| Jan 21, 9:11 PM CST | Tornado Warning | MOB | Covington | 34 min |
| Jan 21, 9:14 PM CST | Severe Thunderstorm Warning | MOB | Conecuh, Escambia | 46 min |
| Jan 21, 9:31 PM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw | 44 min |
| Jan 21, 9:33 PM CST | Special Marine Warning | MOB | 57 min | |
| Jan 21, 9:56 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Monroe, Wilcox | 49 min |
| Jan 21, 10:15 PM CST | Severe Thunderstorm Warning | MOB | Choctaw, Washington | 45 min |
| Jan 21, 10:16 PM CST | Special Weather Statement | MOB | Butler, Choctaw, Clarke, Conecuh, Covington, Crenshaw and 4 more | 59 min |
| Jan 21, 10:19 PM CST | Severe Thunderstorm Warning | MOB | Butler, Monroe, Wilcox | 41 min |
| Jan 21, 10:20 PM CST | Special Marine Warning | MOB | 85 min | |
| Jan 21, 10:25 PM CST | Flash Flood Warning | MOB | Covington | 6 hr |
| Jan 21, 11:10 PM CST | Severe Thunderstorm Warning | MOB | Choctaw | 25 min |
| Jan 21, 11:15 PM CST | Special Weather Statement | MOB | Butler, Clarke, Conecuh, Covington, Crenshaw, Monroe and 2 more | 75 min |
| Jan 21, 11:24 PM CST | Severe Thunderstorm Warning | MOB | Clarke, Wilcox | 16 min |
| Jan 21, 11:25 PM CST | Special Weather Statement | MOB | Choctaw | 50 min |
| Jan 22, 12:35 AM CST | Special Marine Warning | MOB | 115 min | |
| Jan 22, 6:53 AM CST | Special Marine Warning | MOB | 82 min | |
| Jan 22, 7:56 AM CST | Special Marine Warning | MOB | 49 min | |
| Jan 22, 8:13 AM CST | Special Marine Warning | MOB | 2 hr | |
| Jan 22, 8:32 AM CST | Severe Thunderstorm Warning | MOB | Baldwin | 43 min |
| Jan 22, 8:35 AM CST | Special Marine Warning | MOB | 55 min | |
| Jan 22, 8:44 AM CST | Special Marine Warning | MOB | 61 min | |
| Jan 22, 9:20 AM CST | Severe Thunderstorm Warning | MOB | Mobile | 40 min |
| Jan 22, 9:33 AM CST | Special Marine Warning | MOB | 42 min | |
| Jan 22, 9:54 AM CST | Special Weather Statement | MOB | Washington | 51 min |
| Jan 22, 10:02 AM CST | Special Marine Warning | MOB | 58 min | |
| Jan 22, 10:11 AM CST | Special Marine Warning | MOB | 49 min | |
| Jan 22, 10:27 AM CST | Severe Thunderstorm Warning | MOB | Mobile, Washington | 33 min |
| Jan 22, 10:34 AM CST | Special Weather Statement | MOB | Monroe | 41 min |
| Jan 22, 10:52 AM CST | Severe Thunderstorm Warning | MOB | Clarke, Washington | 23 min |
| Jan 22, 10:54 AM CST | Severe Thunderstorm Warning | MOB | Clarke, Conecuh, Monroe | 36 min |
| Jan 22, 10:58 AM CST | Special Marine Warning | MOB | 47 min | |
| Jan 22, 11:03 AM CST | Special Weather Statement | MOB | Baldwin, Escambia | 42 min |
| Jan 22, 11:07 AM CST | Tornado Warning | MOB | Covington | 38 min |
| Jan 22, 11:13 AM CST | Severe Thunderstorm Warning | MOB | Clarke, Monroe, Washington, Wilcox | 36 min |
| Jan 22, 11:24 AM CST | Severe Thunderstorm Warning | MOB | Butler, Conecuh, Covington, Crenshaw, Monroe, Wilcox | 51 min |
| Jan 22, 11:39 AM CST | Special Marine Warning | MOB | 66 min | |
| Jan 22, 12:08 PM CST | Special Weather Statement | MOB | Butler, Crenshaw | 52 min |
| Jan 22, 12:26 PM CST | Severe Thunderstorm Warning | MOB | Butler, Crenshaw | 34 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2017Severe Thunderstorm Warnings in Florida, 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.