Alert archive / Florida / Freeze Warnings in 2016

Freeze Warning 3, NWS Mobile, AL

December 8, 2016Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this freeze warning at Dec 8, 2016, 3:19 PM CST for Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It took effect at Dec 10, 2016, 12:00 AM CST. It was in force for 7 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 8, 2016, 3:19 PM CST (21:19 UTC)
In effect from
Dec 10, 2016, 12:00 AM CST
Expired
Dec 10, 2016, 7:00 AM CST
In force
7 hr
Issued by
NWS Mobile, AL

Counties Baldwin County, AL, Mobile County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 82 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.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.3 hours before the alert went out and 227 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.

Skew-T log-pSkew-T log-p diagram, Slidell Radar S, LA at 12:00Z on 2016-12-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 12:00Z on 2016-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -68 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
-68 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

972 
WWUS74 KMOB 082119
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
319 PM CST THU DEC 8 2016

...FIRST WIDESPREAD FREEZE OF THE SEASON IS FORECAST TO IMPACT
COASTAL PORTIONS OF SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA
PANHANDLE LATE FRIDAY NIGHT THROUGH EARLY SATURDAY MORNING...

.COLD SURFACE HIGH PRESSURE WILL BUILD SOUTHWARD ACROSS THE CENTRAL
GULF COAST REGION THROUGH FRIDAY NIGHT AND INTO EARLY SATURDAY MORNING.
A COLD AND DRY NORTHERLY FLOW...UNDERNEATH CLEAR SKIES...WILL BRING
THE FIRST FREEZE OF THE SEASON TO COASTAL PORTIONS OF SOUTHWEST ALABAMA
AND THE NORTHWEST FLORIDA PANHANDLE LATE FRIDAY NIGHT INTO EARLY SATURDAY
MORNING.

ALZ265-266-FLZ202-204-206-091000-
/O.UPG.KMOB.FZ.A.0003.161210T0600Z-161210T1300Z/
/O.NEW.KMOB.FZ.W.0003.161210T0600Z-161210T1300Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
INCLUDING THE CITIES OF...BAYOU LA BATRE...DAUPHIN ISLAND...
GRAND BAY...FORT MORGAN...GULF SHORES...ORANGE BEACH...BEULAH...
ENSLEY...FORT PICKENS...PENSACOLA...PENSACOLA BEACH...
PERDIDO BAY...BAGDAD...GULF BREEZE...NAVARRE...DESTIN...
EGLIN AFB...FORT WALTON BEACH...NICEVILLE...SEMINOLE...
VALPARAISO...WRIGHT
319 PM CST THU DEC 8 2016

...FREEZE WARNING IN EFFECT FROM MIDNIGHT FRIDAY NIGHT TO 7 AM
CST SATURDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT FRIDAY NIGHT TO 7 AM
CST SATURDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. 

* TEMPERATURE...EARLY MORNING LOWS FORECAST TO RANGE FROM 27 TO 
  32 DEGREES ACROSS MOST OF COASTAL SOUTHWEST ALABAMA AND 
  NORTHWEST FLORIDA SATURDAY MORNING. 

* IMPACTS...THE FIRST WIDESPREAD FREEZE OF THE SEASON IS 
  FORECAST TO IMPACT COASTAL PORTIONS OF THE AREA. RESIDENTS 
  SHOULD MAKE PREPARATIONS TO PROTECT PETS AND SENSITIVE OUTDOOR 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$
3 follow-up statements
418 
WWUS74 KMOB 091001 AAA
NPWMOB

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MOBILE AL
401 AM CST FRI DEC 9 2016

...FIRST WIDESPREAD FREEZE OF THE SEASON IS FORECAST TO IMPACT
COASTAL PORTIONS OF SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA
PANHANDLE LATE TONIGHT THROUGH EARLY SATURDAY MORNING...

.STRONG HIGH PRESSURE WILL BUILD SOUTHWARD ACROSS THE CENTRAL GULF
COAST REGION THROUGH TONIGHT AND INTO EARLY SATURDAY MORNING. A COLD
AND DRY NORTHERLY FLOW...UNDERNEATH CLEAR SKIES...WILL BRING THE
FIRST FREEZE OF THE SEASON TO COASTAL PORTIONS OF SOUTHWEST ALABAMA
AND THE NORTHWEST FLORIDA PANHANDLE LATE TONIGHT INTO EARLY SATURDAY
MORNING.

ALZ265-266-FLZ202-204-206-092200-
/O.CON.KMOB.FZ.W.0003.161210T0600Z-161210T1300Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
INCLUDING THE CITIES OF...BAYOU LA BATRE...DAUPHIN ISLAND...
GRAND BAY...FORT MORGAN...GULF SHORES...ORANGE BEACH...BEULAH...
ENSLEY...FORT PICKENS...PENSACOLA...PENSACOLA BEACH...
PERDIDO BAY...BAGDAD...GULF BREEZE...NAVARRE...DESTIN...
EGLIN AFB...FORT WALTON BEACH...NICEVILLE...SEMINOLE...
VALPARAISO...WRIGHT
401 AM CST FRI DEC 9 2016

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 AM
CST SATURDAY...

* TEMPERATURE...EARLY MORNING LOWS FORECAST TO RANGE FROM 27 TO 
  32 DEGREES ACROSS MOST OF COASTAL SOUTHWEST ALABAMA AND 
  NORTHWEST FLORIDA SATURDAY MORNING. 

* IMPACTS...THE FIRST WIDESPREAD FREEZE OF THE SEASON IS 
  FORECAST TO IMPACT COASTAL PORTIONS OF THE AREA. RESIDENTS 
  SHOULD MAKE PREPARATIONS TO PROTECT PETS AND SENSITIVE OUTDOOR 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$
220 
WWUS74 KMOB 092048
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
248 PM CST FRI DEC 9 2016

...FIRST WIDESPREAD FREEZE OF THE SEASON IS FORECAST TO IMPACT
COASTAL PORTIONS OF SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA
PANHANDLE LATE TONIGHT THROUGH EARLY SATURDAY MORNING...

.STRONG HIGH PRESSURE WILL BUILD SOUTHWARD ACROSS THE CENTRAL
GULF COAST REGION THROUGH TONIGHT AND INTO EARLY SATURDAY
MORNING. A COLD AND DRY NORTHERLY FLOW...UNDERNEATH CLEAR SKIES...
WILL BRING THE FIRST FREEZE OF THE SEASON TO COASTAL PORTIONS OF
SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE LATE
TONIGHT INTO EARLY SATURDAY MORNING.

ALZ265-266-FLZ202-204-206-100500-
/O.CON.KMOB.FZ.W.0003.161210T0600Z-161210T1300Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
INCLUDING THE CITIES OF...BAYOU LA BATRE...DAUPHIN ISLAND...
GRAND BAY...FORT MORGAN...GULF SHORES...ORANGE BEACH...BEULAH...
ENSLEY...FORT PICKENS...PENSACOLA...PENSACOLA BEACH...
PERDIDO BAY...BAGDAD...GULF BREEZE...NAVARRE...DESTIN...
EGLIN AFB...FORT WALTON BEACH...NICEVILLE...SEMINOLE...
VALPARAISO...WRIGHT
248 PM CST FRI DEC 9 2016

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 7 AM
CST SATURDAY...

* TEMPERATURE...EARLY MORNING LOWS FORECAST TO RANGE FROM 27 TO 
  32 DEGREES ACROSS MOST OF COASTAL SOUTHWEST ALABAMA AND 
  NORTHWEST FLORIDA SATURDAY MORNING. 

* IMPACTS...THE FIRST WIDESPREAD FREEZE OF THE SEASON IS 
  FORECAST TO IMPACT COASTAL PORTIONS OF THE AREA. RESIDENTS 
  SHOULD MAKE PREPARATIONS TO PROTECT PETS AND SENSITIVE OUTDOOR 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$
346 
WWUS74 KMOB 100436
NPWMOB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1036 PM CST FRI DEC 9 2016

...FIRST WIDESPREAD FREEZE OF THE SEASON IS FORECAST TO IMPACT
COASTAL PORTIONS OF SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA
PANHANDLE LATE TONIGHT THROUGH EARLY SATURDAY MORNING...

.STRONG HIGH PRESSURE WILL BUILD SOUTHWARD ACROSS THE CENTRAL
GULF COAST REGION THROUGH TONIGHT AND INTO EARLY SATURDAY
MORNING. A COLD AND DRY NORTHERLY FLOW...UNDERNEATH CLEAR SKIES...
WILL BRING THE FIRST FREEZE OF THE SEASON TO COASTAL PORTIONS OF
SOUTHWEST ALABAMA AND THE NORTHWEST FLORIDA PANHANDLE LATE
TONIGHT INTO EARLY SATURDAY MORNING.

ALZ265-266-FLZ202-204-206-101300-
/O.CON.KMOB.FZ.W.0003.161210T0600Z-161210T1300Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
INCLUDING THE CITIES OF...BAYOU LA BATRE...DAUPHIN ISLAND...
GRAND BAY...FORT MORGAN...GULF SHORES...ORANGE BEACH...BEULAH...
ENSLEY...FORT PICKENS...PENSACOLA...PENSACOLA BEACH...
PERDIDO BAY...BAGDAD...GULF BREEZE...NAVARRE...DESTIN...
EGLIN AFB...FORT WALTON BEACH...NICEVILLE...SEMINOLE...
VALPARAISO...WRIGHT
1036 PM CST FRI DEC 9 2016

...FREEZE WARNING REMAINS IN EFFECT UNTIL 7 AM CST SATURDAY...

* TEMPERATURE...EARLY MORNING LOWS FORECAST TO RANGE FROM 27 TO 
  32 DEGREES ACROSS MOST OF COASTAL SOUTHWEST ALABAMA AND 
  NORTHWEST FLORIDA SATURDAY MORNING. 

* IMPACTS...THE FIRST WIDESPREAD FREEZE OF THE SEASON IS 
  FORECAST TO IMPACT COASTAL PORTIONS OF THE AREA. RESIDENTS 
  SHOULD MAKE PREPARATIONS TO PROTECT PETS AND SENSITIVE OUTDOOR 
  VEGETATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

&&

$$

The office that day

Everything else NWS Mobile, AL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 8, 4:13 AM CSTFreeze WatchMOBBaldwin, Mobile11 hr
Dec 8, 11:00 AM CSTRiver Flood WarningMOBOkaloosa16 hr

Nearby

Freeze Warnings in Florida, 2016Freeze Warnings in Alabama, 2016Every freeze warning in 2016

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.