Alert archive / Florida / Freeze Warnings in 2011

Freeze Warning 2, NWS Melbourne, FL

January 13, 2011Lake County, Volusia County, Florida

NWS Melbourne, FL issued this freeze warning at Jan 13, 2011, 3:25 PM EST for Lake County, Volusia County, Florida. It took effect at Jan 14, 2011, 3:00 AM EST. It was in force for 6 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
Jan 13, 2011, 3:25 PM EST (20:25 UTC)
In effect from
Jan 14, 2011, 3:00 AM EST
Expired
Jan 14, 2011, 9:00 AM EST
In force
6 hr
Issued by
NWS Melbourne, FL

Counties Lake County, FL, Volusia County, FL

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 8.4 hours before the alert went out and 103 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, Cape Canaveral, FL at 12:00Z on 2011-01-13Temperature 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, Cape Canaveral, FL at 12:00Z on 2011-01-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 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
563 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

567 
WWUS72 KMLB 132025
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
325 PM EST THU JAN 13 2011

FLZ041-044-144-141030-
/O.NEW.KMLB.FZ.W.0002.110114T0800Z-110114T1400Z/
INLAND VOLUSIA-NORTHERN LAKE-SOUTHERN LAKE-
INCLUDING THE CITIES OF...DE LAND...LEESBURG...CLERMONT
325 PM EST THU JAN 13 2011

...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN MELBOURNE HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 AM EST FRIDAY. 

LIGHT NORTHERLY FLOW AND CLEAR SKIES WILL ALLOW FOR TEMPERATURES
TO FALL RAPIDLY AFTER SUNSET TONIGHT. LOWS ARE EXPECTED TO FALL
BELOW FREEZING WITH VALUES IN THE UPPER 20S AND LOW 30S ACROSS
LAKE AND INTERIOR PORTIONS OF VOLUSIA COUNTY LATE TONIGHT AND LAST
INTO EARLY FRIDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WEITLICH
3 follow-up statements
980 
WWUS72 KMLB 140249
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
949 PM EST THU JAN 13 2011

FLZ041-044-144-141400-
/O.CON.KMLB.FZ.W.0002.110114T0800Z-110114T1400Z/
INLAND VOLUSIA-NORTHERN LAKE-SOUTHERN LAKE-
INCLUDING THE CITIES OF...DE LAND...LEESBURG...CLERMONT
949 PM EST THU JAN 13 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EST
FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 9 AM EST FRIDAY. 

TEMPERATURES CONTINUE TO FALL TONIGHT UNDER LIGHT NORTHERLY WINDS
AND MOSTLY CLEAR SKIES. TEMPERATURES ARE EXPECTED TO FALL BELOW
FREEZING ACROSS LAKE AND INTERIOR PORTIONS OF VOLUSIA COUNTY LATE
TONIGHT INTO EARLY FRIDAY MORNING...WITH LOWS IN THE UPPER 20S TO
LOW 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

WEITLICH
866 
WWUS72 KMLB 140934
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
434 AM EST FRI JAN 14 2011

FLZ041-044-144-141400-
/O.CON.KMLB.FZ.W.0002.000000T0000Z-110114T1400Z/
INLAND VOLUSIA-NORTHERN LAKE-SOUTHERN LAKE-
INCLUDING THE CITIES OF...DE LAND...LEESBURG...CLERMONT
434 AM EST FRI JAN 14 2011

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING. 

A BAND OF CIRRUS...THAT BLANKETED NORTHERN SECTIONS OF EAST
CENTRAL FLORIDA OVERNIGHT...HAS THINNED OUT AND SKIES WILL BE
CLEAR EARLY THIS MORNING. THIS SHOULD ALLOW TEMPERATURES TO FALL
INTO THE UPPER 20S AND LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

RL
125 
WWUS72 KMLB 141406
NPWMLB

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MELBOURNE FL
906 AM EST FRI JAN 14 2011


FLZ041-044-144-141515-
/O.EXP.KMLB.FZ.W.0002.000000T0000Z-110114T1400Z/
INLAND VOLUSIA-NORTHERN LAKE-SOUTHERN LAKE-
INCLUDING THE CITIES OF...DE LAND...LEESBURG...CLERMONT
906 AM EST FRI JAN 14 2011

...FREEZE WARNING HAS EXPIRED...

TEMPERATURES HAVE RISEN ABOVE FREEZING ACROSS THE WARNING AREA.
THEREFORE THE FREEZE WARNING HAS BEEN ALLOWED TO EXPIRE.

$$

GUSEMAN

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 13, 2:22 AM ESTRed Flag WarningMLBLake, Okeechobee, Orange, Osceola, Seminole, Volusia14 hr

Nearby

Freeze Warnings in Florida, 2011Every freeze warning in 2011

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.