Alert archive / Alabama / Freeze Warnings in 2012
Freeze Warning 3, NWS Mobile, AL
NWS Mobile, AL issued this freeze warning at Dec 29, 2012, 4:25 AM CST for 5 counties in Mississippi; 10 counties in Alabama. It took effect at Dec 30, 2012, 12:00 AM CST. It was in force for 8 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2012, 4:25 AM CST (10:25 UTC)
- In effect from
- Dec 30, 2012, 12:00 AM CST
- Expired
- Dec 30, 2012, 8:00 AM CST
- In force
- 8 hr
- Issued by
- NWS Mobile, AL
Counties Butler County, AL, Choctaw County, AL, Clarke County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Escambia County, AL, Monroe County, AL, Washington County, AL, Wilcox County, AL, George County, MS, Greene County, MS, Perry County, MS, Stone County, MS, Wayne County, MS
The radar
The Mobile radar (KMOB), 96 km from the middle of the area, began a volume at 10:32 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
Birmingham, AL (KBMX), launched 00:00Z, 10.4 hours before the alert went out and 215 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 202 m²/s²
- 0-3 km storm-relative helicity
- 391 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
846 WWUS74 KMOB 291025 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 425 AM CST SAT DEC 29 2012 ...WIDESPREAD FREEZING TEMPERATURES WILL IMPACT THE REGION LATE TONIGHT AND EARLY SUNDAY MORNING... .STRONG COLD AIR ADVECTION AND CLEARING SKIES BEHIND AN EXITING COLD FRONT WILL RESULT IN FREEZING TEMPERATURES ACROSS SOUTHEAST MISSISSIPPI...SOUTHWEST AND SOUTH CENTRAL ALABAMA...AND THE WESTERN FLORIDA PANHANDLE LATE TONIGHT AND EARLY SUNDAY MORNING. TEMPERATURES WILL FALL INTO THE LOWER TO MID 20S ACROSS INTERIOR PORTIONS OF THE AREA TO NEAR 30 ALONG THE COAST FOR A FEW HOURS DURING THE OVERNIGHT PERIOD. ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-291830- /O.UPG.KMOB.FZ.A.0003.121230T0700Z-121230T1400Z/ /O.NEW.KMOB.FZ.W.0003.121230T0600Z-121230T1400Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY- GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN... PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE... LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON... ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE... TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY... SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT... WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE... MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB... WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE... MCLAIN...WIGGINS...LUCEDALE 425 AM CST SAT DEC 29 2012 ...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM CST SUNDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM CST SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TEMPERATURE...LOWS 23 TO 30 DEGREES WITH THE COLDEST VALUES ACROSS INTERIOR SOUTHWEST AND SOUTH CENTRAL ALABAMA. * IMPACTS...FREEZING TEMPERATURES ARE EXPECTED TO LAST FOR SEVERAL HOURS AND COULD INJURE PETS AND SENSITIVE PLANTS THAT ARE LEFT EXPOSED TO THE ELEMENTS OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS...NEW GROWTH...AND OTHER SENSITIVE VEGETATION. && $$
2 follow-up statements
018 WWUS74 KMOB 291820 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1220 PM CST SAT DEC 29 2012 ...WIDESPREAD FREEZING TEMPERATURES WILL IMPACT THE REGION LATE TONIGHT AND EARLY SUNDAY MORNING... .STRONG COLD AIR ADVECTION AND CLEARING SKIES BEHIND AN EXITING COLD FRONT WILL RESULT IN FREEZING TEMPERATURES ACROSS SOUTHEAST MISSISSIPPI...SOUTHWEST AND SOUTH CENTRAL ALABAMA...AND THE WESTERN FLORIDA PANHANDLE LATE TONIGHT AND EARLY SUNDAY MORNING. TEMPERATURES WILL FALL INTO THE LOWER TO MID 20S ACROSS INTERIOR PORTIONS OF THE AREA TO NEAR 30 ALONG THE COAST FOR A FEW HOURS DURING THE OVERNIGHT PERIOD. ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-300230- /O.CON.KMOB.FZ.W.0003.121230T0600Z-121230T1400Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY- GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN... PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE... LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON... ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE... TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY... SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT... WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE... MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB... WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE... MCLAIN...WIGGINS...LUCEDALE 1220 PM CST SAT DEC 29 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM CST SUNDAY... * TEMPERATURE...LOWS 23 TO 30 DEGREES WITH THE COLDEST VALUES ACROSS INTERIOR SOUTHWEST AND SOUTH CENTRAL ALABAMA. * IMPACTS...FREEZING TEMPERATURES ARE EXPECTED TO LAST FOR SEVERAL HOURS AND COULD INJURE PETS AND SENSITIVE PLANTS THAT ARE LEFT EXPOSED TO THE ELEMENTS OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS...NEW GROWTH... AND OTHER SENSITIVE VEGETATION. && $$
808 WWUS74 KMOB 300342 NPWMOB URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 942 PM CST SAT DEC 29 2012 ...WIDESPREAD FREEZING TEMPERATURES WILL IMPACT THE REGION LATE TONIGHT AND EARLY SUNDAY MORNING... .STRONG COLD AIR ADVECTION UNDER PARTLY CLOUDY SKIES WILL RESULT IN FREEZING COLD TEMPERATURES LATE TONIGHT INTO SUNDAY MORNING ACROSS SOUTHWEST ALABAMA...SOUTHEASTERN MISSISSIPPI...AND THE WESTERN FLORIDA PANHANDLE. TEMPERATURES WILL FALL INTO THE MID 20S ACROSS THE INTERIOR TO LOW 30S ALONG THE COAST FOR A FEW HOURS DURING THE OVERNIGHT PERIOD. ALZ051>064-FLZ001>006-MSZ067-075-076-078-079-301400- /O.CON.KMOB.FZ.W.0003.121230T0600Z-121230T1400Z/ CHOCTAW-WASHINGTON-CLARKE-WILCOX-MONROE-CONECUH-BUTLER-CRENSHAW- ESCAMBIA-COVINGTON-UPPER MOBILE-UPPER BALDWIN-LOWER MOBILE- LOWER BALDWIN-INLAND ESCAMBIA-COASTAL ESCAMBIA-INLAND SANTA ROSA- COASTAL SANTA ROSA-INLAND OKALOOSA-COASTAL OKALOOSA-WAYNE-PERRY- GREENE-STONE-GEORGE- INCLUDING THE CITIES OF...BUTLER...LISMAN...SILAS...CHATOM... MILLRY...JACKSON...THOMASVILLE...GROVE HILL...CAMDEN... PINE HILL...HOMEWOOD...MONROEVILLE...EVERGREEN...GREENVILLE... LUVERNE...BRANTLEY...ATMORE...BREWTON...EAST BREWTON... ANDALUSIA...OPP...MOBILE...PRICHARD...SARALAND...BAY MINETTE... TILLMANS CORNER...THEODORE...DAPHNE...FAIRHOPE...FOLEY... SPANISH FORT...CENTURY...FLOMATON...MOLINO...FERRY PASS...BRENT... WEST PENSACOLA...BELLVIEW...ENSLEY...MYRTLE GROVE...JAY...PACE... MILTON...CRESTVIEW...WRIGHT...NICEVILLE...SEMINOLE...EGLIN AFB... WAYNESBORO...RICHTON...BEAUMONT...NEW AUGUSTA...LEAKESVILLE... MCLAIN...WIGGINS...LUCEDALE 942 PM CST SAT DEC 29 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CST SUNDAY... * TEMPERATURE...LOWS 25 TO 32 DEGREES WITH THE COLDEST VALUES ACROSS INTERIOR SOUTHWEST AND SOUTH CENTRAL ALABAMA. * IMPACTS...FREEZING TEMPERATURES ARE EXPECTED TO LAST FOR SEVERAL HOURS AND COULD INJURE PETS AND SENSITIVE PLANTS THAT ARE LEFT EXPOSED TO THE ELEMENTS OVERNIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS...NEW GROWTH... AND OTHER SENSITIVE VEGETATION. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 29, 10:17 AM CST | River Flood Warning | MOB | George, Greene, Perry | 6 days |
| Dec 28, 7:22 PM CST | Special Marine Warning | MOB | 38 min | |
| Dec 28, 7:56 PM CST | Special Marine Warning | MOB | 49 min | |
| Dec 28, 8:32 PM CST | Special Marine Warning | MOB | 58 min | |
| Dec 28, 8:43 PM CST | Special Marine Warning | MOB | 47 min | |
| Dec 28, 9:18 PM CST | Special Marine Warning | MOB | 57 min | |
| Dec 28, 9:25 PM CST | Special Marine Warning | MOB | 95 min | |
| Dec 28, 9:27 PM CST | Special Marine Warning | MOB | 33 min | |
| Dec 28, 9:58 PM CST | Special Marine Warning | MOB | 17 min | |
| Dec 28, 10:14 PM CST | Special Marine Warning | MOB | 46 min | |
| Dec 28, 10:44 PM CST | Special Marine Warning | MOB | 31 min | |
| Dec 28, 10:56 PM CST | Special Marine Warning | MOB | 49 min | |
| Dec 28, 11:14 PM CST | Special Marine Warning | MOB | 61 min |
Nearby
Freeze Warnings in Alabama, 2012Freeze Warnings in Mississippi, 2012Freeze Warnings in Florida, 2012Every freeze 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.