Alert archive / Florida / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 65, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Jan 22, 2017, 10:00 AM CST for Okaloosa County, Santa Rosa County, Florida. It was in force for 30 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 22, 2017, 10:00 AM CST (16:00 UTC)
- Expired
- Jan 22, 2017, 10:30 AM CST
- In force
- 30 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties 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 16:04 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 22, 8:06 AM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.0 hours before the alert went out and 251 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
- 1298 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 296 m²/s²
- 0-3 km storm-relative helicity
- 441 m²/s²
- Significant tornado parameter
- 2.9
- Supercell composite
- 15.6
The text
As transmitted.
161
WUUS54 KMOB 221600
SVRMOB
FLC091-113-221630-
/O.NEW.KMOB.SV.W.0065.170122T1600Z-170122T1630Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mobile AL
1000 AM CST SUN JAN 22 2017
The National Weather Service in Mobile has issued a
* Severe Thunderstorm Warning for...
Northeastern Santa Rosa County in northwestern Florida...
Northwestern Okaloosa County in northwestern Florida...
* Until 1030 AM CST
* At 1000 AM CST, a severe thunderstorm was located over Point Baker,
or near Milton, moving northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Milton, Point Baker and Roeville.
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 200 PM CST for south central
Alabama...and northwestern Florida.
LAT...LON 3061 8705 3075 8718 3100 8688 3100 8661
3092 8653
TIME...MOT...LOC 1600Z 230DEG 44KT 3073 8705
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
456
WWUS54 KMOB 221628
SVSMOB
Severe Weather Statement
National Weather Service Mobile AL
1028 AM CST SUN JAN 22 2017
FLC091-113-221637-
/O.EXP.KMOB.SV.W.0065.000000T0000Z-170122T1630Z/
Santa Rosa FL-Okaloosa FL-
1028 AM CST SUN JAN 22 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SANTA ROSA AND
NORTHWESTERN OKALOOSA COUNTIES WILL EXPIRE AT 1030 AM CST...
The storm no longer has a sufficient potential to produce a
tornado...thus the tornado warning has been allowed to expire. A new
severe thunderstorm warning will be issued for this storm
however...which is still capable of producing wind gusts around 60
mph.
A tornado watch remains in effect until 200 PM CST for south central
Alabama...and northwestern Florida.
LAT...LON 3061 8705 3075 8718 3100 8688 3100 8661
3092 8653
TIME...MOT...LOC 1627Z 230DEG 44KT 3093 8677
$$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, 8:28 PM CST | Severe Thunderstorm Warning | MOB | Okaloosa | 62 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, 10:04 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 |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.