Alert archive / Florida / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 166, NWS Mobile, AL
NWS Mobile, AL issued this severe thunderstorm warning at Aug 2, 2012, 2:13 PM CDT for Santa Rosa County, Florida. It was in force for 15 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
- Aug 2, 2012, 2:13 PM CDT (19:13 UTC)
- Expired
- Aug 2, 2012, 2:28 PM CDT
- In force
- 15 min
- Issued by
- NWS Mobile, AL
- Area
- Storm-based polygon
County Santa Rosa County, FL
The radar
The Eglin Afb radar (KEVX), 100 km from the middle of the area, began a volume at 19:13 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.2 hours before the alert went out and 254 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
- 2627 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 734 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
222 WUUS54 KMOB 021913 SVRMOB FLC113-022000- /O.NEW.KMOB.SV.W.0166.120802T1913Z-120802T2000Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE MOBILE AL 213 PM CDT THU AUG 2 2012 THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHEASTERN SANTA ROSA COUNTY IN NORTHWEST FLORIDA... * UNTIL 300 PM CDT * AT 208 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS OVER 60 MPH WAS LOCATED 17 MILES NORTH OF MILTON...OR 8 MILES EAST OF WHITFIELD...AND MOVING SOUTHEAST AT 5 MPH. * LOCATIONS IMPACTED INCLUDE... RURAL NORTHEASTERN SANTA ROSA COUNTY PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A DANGEROUS STORM. PREPARE FOR DESTRUCTIVE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE SHOULD MOVE INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. && LAT...LON 3098 8680 3076 8680 3077 8704 3099 8702 TIME...MOT...LOC 1913Z 303DEG 3KT 3086 8693 $$
1 follow-up statement
067 WWUS54 KMOB 021928 SVSMOB SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MOBILE AL 228 PM CDT THU AUG 2 2012 FLC113-021938- /O.CAN.KMOB.SV.W.0166.000000T0000Z-120802T2000Z/ SANTA ROSA FL- 228 PM CDT THU AUG 2 2012 ...THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED FOR NORTHEASTERN SANTA ROSA COUNTY... AT 228 PM CDT...THE STORM THAT PROMPTED THE WARNING FOR NORTHEASTERN SANTA ROSA COUNTY HAS WEAKENED TO BELOW SEVERE LIMITS...THUS THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. LAT...LON 3098 8680 3076 8680 3077 8704 3099 8702 TIME...MOT...LOC 1928Z 303DEG 3KT 3085 8692 $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 1:02 PM CDT | Areal Flood Advisory | MOB | Escambia | 118 min |
| Aug 2, 1:54 PM CDT | Severe Thunderstorm Warning | MOB | Escambia | 36 min |
Nearby
Severe Thunderstorm Warnings in Florida, 2012Every severe thunderstorm warning in 2012
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.