Alert archive / Florida / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 11, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jan 2, 2017, 3:17 PM CST for Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 58 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jan 2, 2017, 3:17 PM CST (21:17 UTC)
- Expired
- Jan 2, 2017, 4:15 PM CST
- In force
- 58 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 70.0 mph
Counties Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 96 km from the middle of the area, began a volume at 21:18 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 2, 3:30 PM CST | TSTM WND DMG | Gonzalez, FL | LOCAL MEDIA REPORTS TREE FELL ON A VEHICLE IN GONZALEZ. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 2, 11:22 AM CST | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.3 hours before the alert went out and 250 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
- 235 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 683 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 143 m²/s²
- 0-3 km storm-relative helicity
- 192 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.9
The text
As transmitted.
899
WUUS54 KMOB 022117
SVRMOB
FLC033-091-113-022215-
/O.NEW.KMOB.SV.W.0011.170102T2117Z-170102T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
317 PM CST MON JAN 2 2017
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Southeastern Escambia County in northwestern Florida...
Southern Santa Rosa County in northwestern Florida...
Okaloosa County in northwestern Florida...
* Until 415 PM CST
* At 317 PM CST, severe thunderstorms were located along a line
extending from near Gonzalez to Myrtle Grove to 10 miles southeast
of Perdido Beach, moving east at 45 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
* Locations impacted include...
Pensacola, Ferry Pass, Brent, West Pensacola, Wright, Fort Walton
Beach, Ensley, Warrington, Crestview, Niceville, Gonzalez, Destin,
Eglin AFB, Pace, Milton, Valparaiso, Gulf Breeze, Goulding, Mary
Esther and Bagdad.
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 800 PM CST for northwestern
Florida.
LAT...LON 3022 8744 3040 8736 3064 8739 3091 8643
3057 8639 3038 8648 3038 8650 3028 8652
3028 8683 3022 8720
TIME...MOT...LOC 2117Z 256DEG 40KT 3058 8734 3042 8732 3022 8740
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
$$1 follow-up statement
262
WWUS54 KMOB 022204
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
404 PM CST MON JAN 2 2017
FLC033-091-113-022215-
/O.CON.KMOB.SV.W.0011.000000T0000Z-170102T2215Z/
Escambia FL-Santa Rosa FL-Okaloosa FL-
404 PM CST MON JAN 2 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CST
FOR SOUTHEASTERN ESCAMBIA...SOUTHERN SANTA ROSA AND OKALOOSA
COUNTIES...
At 403 PM CST, an area of severe thunderstorms was generally located
along a line extending from near Pace to near Goulding to 10 miles
south of Warrington, moving northeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Pensacola, Ferry Pass, Brent, West Pensacola, Wright, Fort Walton
Beach, Ensley, Warrington, Crestview, Niceville, Gonzalez, Destin,
Eglin AFB, Pace, Milton, Valparaiso, Gulf Breeze, Goulding, Mary
Esther and Bagdad.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 800 PM CST for northwestern
Florida.
LAT...LON 3022 8744 3040 8736 3064 8739 3091 8643
3057 8639 3038 8648 3038 8650 3028 8652
3028 8683 3022 8720
TIME...MOT...LOC 2203Z 237DEG 28KT 3063 8717 3046 8717 3023 8729
TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
$$The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 1, 7:46 PM CST | Areal Flood Advisory | MOB | Escambia | 3 hr |
| Jan 1, 11:08 PM CST | Areal Flood Advisory | MOB | Escambia, Santa Rosa | 3 hr |
| Jan 2, 6:05 AM CST | Rip Current Statement | MOB | Escambia, Okaloosa, Santa Rosa | 24 hr |
| Jan 2, 1:54 PM CST | Special Weather Statement | MOB | Okaloosa | 51 min |
| Jan 2, 2:33 PM CST | Tornado Warning | MOB | Escambia | 48 min |
| Jan 2, 3:03 PM CST | Areal Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 24 hr |
| Jan 2, 4:15 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Okaloosa, Santa Rosa | 45 min |
| Jan 2, 4:48 PM CST | Flash Flood Warning | MOB | Escambia, Okaloosa, Santa Rosa | 6 hr |
| Jan 2, 4:55 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Santa Rosa | 65 min |
| Jan 2, 5:37 PM CST | Special Weather Statement | MOB | Okaloosa | 23 min |
| Jan 2, 5:42 PM CST | Severe Thunderstorm Warning | MOB | Escambia, Okaloosa, Santa Rosa | 63 min |
Nearby
Severe 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.