Alert archive / Alabama / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 113, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Nov 1, 2018, 8:39 AM CDT for Conecuh County, Covington County, Escambia County, Alabama; Okaloosa County, Santa Rosa County, Florida. It was in force for 51 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
- Nov 1, 2018, 8:39 AM CDT (13:39 UTC)
- Expired
- Nov 1, 2018, 9:30 AM CDT
- In force
- 51 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Conecuh County, AL, Covington County, AL, Escambia County, AL, Okaloosa County, FL, Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 113 km from the middle of the area, began a volume at 13:41 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 |
|---|---|---|---|
| Nov 1, 5:27 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Birmingham, AL (KBMX), launched 12:00Z, 1.7 hours before the alert went out and 241 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
- 13 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 659 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 367 m²/s²
- 0-3 km storm-relative helicity
- 379 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
404
WUUS54 KMOB 011339
SVRMOB
ALC035-039-053-FLC091-113-011430-
/O.NEW.KMOB.SV.W.0113.181101T1339Z-181101T1430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
839 AM CDT THU NOV 1 2018
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Eastern Escambia County in south central Alabama...
Southern Conecuh County in south central Alabama...
Southwestern Covington County in south central Alabama...
Northwestern Okaloosa County in northwestern Florida...
Northern Santa Rosa County in northwestern Florida...
* Until 930 AM CDT.
* At 839 AM CDT, severe thunderstorms were located along a line
extending from 7 miles east of I65 And AL 113 to Jay to 5 miles
northeast of Molino, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Brewton, East Brewton, Castleberry, Jay, Pollard and Riverview.
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 100 PM CDT for south central
Alabama...and northwestern Florida.
LAT...LON 3075 8672 3075 8730 3096 8722 3100 8716
3100 8721 3132 8730 3144 8665 3118 8655
TIME...MOT...LOC 1339Z 241DEG 36KT 3117 8719 3096 8714 3076 8723
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
861
WWUS54 KMOB 011358
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
858 AM CDT THU NOV 1 2018
ALC035-039-053-FLC091-113-011430-
/O.CON.KMOB.SV.W.0113.000000T0000Z-181101T1430Z/
Escambia AL-Conecuh AL-Covington AL-Okaloosa FL-Santa Rosa FL-
858 AM CDT THU NOV 1 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 AM CDT
FOR EASTERN ESCAMBIA...SOUTHEASTERN CONECUH...SOUTHWESTERN
COVINGTON...NORTHWESTERN OKALOOSA AND NORTHEASTERN SANTA ROSA
COUNTIES...
At 858 AM CDT, severe thunderstorms were located along a line
extending from 3 miles south of Castleberry to 5 miles east of
Riverview to 9 miles southeast of Jay, moving northeast at 40 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Castleberry.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A Tornado Watch remains in effect until 100 PM CDT for south central
Alabama...and northwestern Florida.
LAT...LON 3075 8672 3075 8717 3097 8704 3136 8710
3144 8665 3118 8655
TIME...MOT...LOC 1358Z 241DEG 36KT 3126 8701 3105 8696 3085 8705
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 1, 6:19 AM CDT | Severe Thunderstorm Warning | MOB | Mobile, Washington | 41 min |
| Nov 1, 6:29 AM CDT | Tornado Warning | MOB | Washington | 46 min |
| Nov 1, 6:33 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Washington | 42 min |
| Nov 1, 6:46 AM CDT | Special Marine Warning | MOB | 89 min | |
| Nov 1, 6:50 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Mobile, Washington | 40 min |
| Nov 1, 7:02 AM CDT | Tornado Warning | MOB | Choctaw, Clarke | 31 min |
| Nov 1, 7:03 AM CDT | Tornado Warning | MOB | Baldwin, Mobile | 27 min |
| Nov 1, 7:13 AM CDT | Areal Flood Advisory | MOB | Mobile | 3 hr |
| Nov 1, 7:15 AM CDT | Severe Thunderstorm Warning | MOB | Choctaw, Clarke, Monroe, Washington | 45 min |
| Nov 1, 7:25 AM CDT | Tornado Warning | MOB | Baldwin | 35 min |
| Nov 1, 7:30 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin, Clarke, Escambia, Mobile, Monroe | 45 min |
| Nov 1, 8:00 AM CDT | Severe Thunderstorm Warning | MOB | Clarke, Conecuh, Monroe, Wilcox | 45 min |
| Nov 1, 8:03 AM CDT | Areal Flood Advisory | MOB | Baldwin, Mobile | 3 hr |
| Nov 1, 8:03 AM CDT | Severe Thunderstorm Warning | MOB | Escambia | 42 min |
| Nov 1, 8:07 AM CDT | Severe Thunderstorm Warning | MOB | Baldwin | 38 min |
| Nov 1, 8:11 AM CDT | Special Marine Warning | MOB | 94 min | |
| Nov 1, 8:43 AM CDT | Special Weather Statement | MOB | Butler, Conecuh | 47 min |
| Nov 1, 9:02 AM CDT | Areal Flood Advisory | MOB | Baldwin | 3 hr |
| Nov 1, 9:14 AM CDT | Special Marine Warning | MOB | 91 min | |
| Nov 1, 9:20 AM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 40 min |
| Nov 1, 9:34 AM CDT | Special Weather Statement | MOB | Crenshaw | 41 min |
| Nov 1, 9:43 AM CDT | Special Marine Warning | MOB | 92 min | |
| Nov 1, 9:55 AM CDT | Severe Thunderstorm Warning | MOB | Covington, Crenshaw | 35 min |
| Nov 1, 9:58 AM CDT | Special Weather Statement | MOB | Covington | 47 min |
| Nov 1, 10:42 AM CDT | Special Marine Warning | MOB | 93 min | |
| Nov 1, 8:48 AM CDT | Special Weather Statement | MOB | Escambia, Santa Rosa | 57 min |
| Nov 1, 9:50 AM CDT | Special Weather Statement | MOB | Escambia, Okaloosa, Santa Rosa | 40 min |
| Nov 1, 10:18 AM CDT | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 42 min |
| Nov 1, 10:43 AM CDT | Severe Thunderstorm Warning | MOB | Okaloosa, Santa Rosa | 47 min |
| Nov 1, 11:29 AM CDT | Severe Thunderstorm Warning | MOB | Okaloosa | 31 min |
Nearby
Severe Thunderstorm Warnings in Alabama, 2018Severe Thunderstorm Warnings in Florida, 2018Every severe thunderstorm warning in 2018
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.