Tuesday, January 21, 2014

January 21-22, 2014 Freeze Watch/Wind Chill

The cold weather hasn’t been letting up lately.

The National Weather Service (NWS) in Ruskin, FL has issued the following cold weather advisories for our area (Nature Coast-Citrus, Hernando, Sumter, and Pasco counties): Wind Chill, Freeze Watch, and Hard Freeze Watch (Hernando Co. only).

Wind Chill values are predicted to be in the upper 20s to lower 30s (degrees F) from 2am to 10am Wednesday January 22, 2014. I have included the UF-IFAS Stonefruit Extension link (below) to assist you with cold protection decision making.

For the Freeze Watch, temperatures predicted to be between 28 to 30 degrees F for 4 to 8 hours on Wednesday night to Thursday morning.

Hernando County (Brooksville, FL), a HARD FREEZE WATCH has been issued for Wednesday night to Thursday morning. This means temperatures are predicted to be between 24 to 27 degrees F for 4 to 7 hours with the possibility of being below freezing for 8 to 12 hours.

As always, you can monitor real time weather using the Florida Automated Weather Network (FAWN) at http://fawn.ifas.ufl.edu/. FAWN has a cold protection tab which in includes the following items: cold protection tool kit (minimum overnight temperature - calculated), Evaporative Cooling Potential, Wet Bulb Based Irrigation Cut off, and Citrus Leaf Freezing Temperature.

All warnings have been added to the bottom for convenience.

Please take appropriate actions now to protect plant materials, crops, animals, and equipment.


Feel free to contact me if you have any questions.
Stay Warm!

Cami Esmel McAvoy

Image from NWS of Tampa Bay


Wind Chill Advisory

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
214 PM EST TUE JAN 21 2014
 
...LOW WIND CHILLS EXPECTED LATE TONIGHT AND EARLY WEDNESDAY...
 
.A STRONG COLD FRONT WILL CROSS THE STATE THIS EVENING AND USHER
IN A MUCH COLDER AIRMASS BY THE END OF TONIGHT. THE ARRIVING COLD
AIR WILL COMBINE WITH A STEADY NORTHWEST TO NORTH WIND TO PRODUCE
AREAS OF LOW WIND CHILL DURING THE LATE NIGHT HOUR TONIGHT AND
EARLY MORNING HOURS OF WEDNESDAY.
 
FLZ052-139-149-239-249-251-221500-
/O.NEW.KTBW.WC.Y.0005.140122T0700Z-140122T1500Z/
POLK-COASTAL LEVY-COASTAL PASCO-INLAND LEVY-INLAND PASCO-
INLAND HILLSBOROUGH-
INCLUDING THE CITIES OF...LAKELAND...WINTER HAVEN...CEDAR KEY...
YANKEETOWN...PORT RICHEY...HUDSON...CHIEFLAND...BRONSON...
WILLISTON...DADE CITY...ZEPHYRHILLS...BRANDON...PLANT CITY...
SUN CITY CENTER
214 PM EST TUE JAN 21 2014
 
...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO 10 AM EST
WEDNESDAY...
 
THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO
10 AM EST WEDNESDAY.
 
* WIND CHILL VALUES...UPPER 20S TO LOWER 30S ALONG THE I-4
  CORRIDOR AND LOWER 20S ACROSS LEVY COUNTY.
 
* OTHER IMPACTS...LIMIT TIME OUTDOORS AND DRESS IN WARM LAYERS OF
  CLOTHING. REMEMBER TO BRING PETS INDOORS.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
A WIND CHILL ADVISORY IS ISSUED WHEN WIND CHILL INDEX VALUES WILL
DROP TO 35 OR LOWER...EXCEPT 25 OR LOWER ACROSS THE NATURE COAST
AND SUMTER COUNTY.
 
&&
 
$$

Freeze Watch
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
232 PM EST TUE JAN 21 2014

...FREEZE WATCH HAS BEEN UPGRADED TO A FREEZE WARNING FOR LATE
TONIGHT THROUGH WEDNESDAY MORNING FOR LEVY COUNTY...
...A LAKE WIND ADVISORY IS IN EFFECT THIS AFTERNOON FOR WEST
CENTRAL AND SOUTHWEST FLORIDA...

.A STRONG COLD FRONT WILL MOVE THROUGH THE AREA LATE THIS
AFTERNOON AND TONIGHT...USHERING IN A VERY COLD AIRMASS TONIGHT
THROUGH WEDNESDAY NIGHT.

FLZ043-052-056-057-061-149-249-251-255-260-262-265-221500-
/O.NEW.KTBW.FZ.A.0007.140123T0400Z-140123T1400Z/
/O.CON.KTBW.LW.Y.0003.000000T0000Z-140122T0000Z/
SUMTER-POLK-HARDEE-HIGHLANDS-DESOTO-COASTAL PASCO-INLAND PASCO-
INLAND HILLSBOROUGH-INLAND MANATEE-INLAND SARASOTA-
INLAND CHARLOTTE-INLAND LEE-
INCLUDING THE CITIES OF...BUSHNELL...THE VILLAGES...LAKELAND...
WINTER HAVEN...WAUCHULA...SEBRING...AVON PARK...ARCADIA...
PORT RICHEY...HUDSON...DADE CITY...ZEPHYRHILLS...BRANDON...
PLANT CITY...SUN CITY CENTER...PARRISH...LAKEWOOD RANCH...
MYAKKA CITY...NORTH PORT...BABCOCK RANCH...FORT MYERS...
LEHIGH ACRES
232 PM EST TUE JAN 21 2014

...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...FREEZE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM WEDNESDAY EVENING
THROUGH THURSDAY MORNING.

* TIMING...STRONG WINDS WILL CONTINUE THROUGH EARLY THIS EVENING.
  A FREEZE IS EXPECTED BETWEEN 11 PM WEDNESDAY AND 9 AM THURSDAY.

* WINDS...15 TO 25 MPH WITH GUSTS TO 35 MPH.

* TEMPERATURE...28 TO 32 DEGREES FOR 4 TO 8 HOURS.

* IMPACTS...GUSTY WINDS WILL LEAD TO HAZARDOUS BOATING
  CONDITIONS ON AREA LAKES. FREEZING TEMPERATURES MAY DAMAGE
  VEGETATION. RESIDENTS SHOULD COVER OR BRING INDOOR BOTH PLANTS
  AND PETS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A LAKE WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
TO BE 20 TO 29 MPH WITH FREQUENT GUSTS TO NEAR OR ABOVE GALE
FORCE FOR AT LEAST 3 HOURS.  WINDS OF THESE MAGNITUDES WILL
CREATE ROUGH CONDITIONS ON LARGER AREA LAKES WHICH COULD PRODUCE
DAMAGE TO...OR FLIP...SMALL PLEASURE CRAFT.

OUTDOOR ENTHUSIASTS MAY WISH TO POSTPONE LAKE RELATED ACTIVITIES
UNTIL CONDITIONS IMPROVE.

A FREEZE WATCH IS ISSUED FOR THE POTENTIAL OF A WIDESPREAD AND
DAMAGING FREEZE WITHIN 24 TO 48 HOURS.  DURING THE FREEZE
PERIOD...TEMPERATURES MAY REMAIN BELOW 32 DEGREES FOR MORE THAN
2 HOURS.

&&


Hard Freeze Watch

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TAMPA BAY AREA - RUSKIN FL
232 PM EST TUE JAN 21 2014
 
...FREEZE WATCH HAS BEEN UPGRADED TO A FREEZE WARNING FOR LATE
TONIGHT THROUGH WEDNESDAY MORNING FOR LEVY COUNTY...
...A LAKE WIND ADVISORY IS IN EFFECT THIS AFTERNOON FOR WEST
CENTRAL AND SOUTHWEST FLORIDA...
 
.A STRONG COLD FRONT WILL MOVE THROUGH THE AREA LATE THIS
AFTERNOON AND TONIGHT...USHERING IN A VERY COLD AIRMASS TONIGHT
THROUGH WEDNESDAY NIGHT.
 
FLZ142-148-242-248-221500-
/O.NEW.KTBW.HZ.A.0003.140123T0200Z-140123T1400Z/
/O.CON.KTBW.LW.Y.0003.000000T0000Z-140122T0000Z/
COASTAL CITRUS-COASTAL HERNANDO-INLAND CITRUS-INLAND HERNANDO-
INCLUDING THE CITIES OF...CRYSTAL RIVER...HOMOSASSA...
HERNANDO BEACH...BAYPORT...INVERNESS...BROOKSVILLE...SPRING HILL
232 PM EST TUE JAN 21 2014
 
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...
...HARD FREEZE WATCH IN EFFECT FROM WEDNESDAY EVENING THROUGH
THURSDAY MORNING...
 
THE NATIONAL WEATHER SERVICE IN TAMPA BAY AREA - RUSKIN FL HAS
ISSUED A HARD FREEZE WATCH...WHICH IS IN EFFECT FROM WEDNESDAY
EVENING THROUGH THURSDAY MORNING.
 
* TIMING...STRONG WINDS WILL CONTINUE THROUGH EARLY THIS EVENING. A
  HARD FREEZE IS EXPECTED BETWEEN 9 PM WEDNESDAY AND 9 AM
  THURSDAY.
 
* WINDS...15 TO 25 MPH WITH GUSTS TO 35 MPH.
 
* TEMPERATURE...24 TO 27 DEGREES FOR 4 TO 7 HOURS WITH
  TEMPERATURES BELOW FREEZING FOR 8 TO 12 HOURS.
 
* IMPACTS...GUSTY WINDS WILL LEAD TO HAZARDOUS BOATING
  CONDITIONS ON AREA LAKES. FREEZING TEMPERATURES MAY DAMAGE
  VEGETATION. RESIDENTS SHOULD COVER OR BRING INDOOR BOTH PLANTS
  AND PETS.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...
 
A LAKE WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST
TO BE 20 TO 29 MPH WITH FREQUENT GUSTS TO NEAR OR ABOVE GALE
FORCE FOR AT LEAST 3 HOURS.  WINDS OF THESE MAGNITUDES WILL
CREATE ROUGH CONDITIONS ON LARGER AREA LAKES WHICH COULD PRODUCE
DAMAGE TO...OR FLIP...SMALL PLEASURE CRAFT.
 
OUTDOOR ENTHUSIASTS MAY WISH TO POSTPONE LAKE RELATED ACTIVITIES
UNTIL CONDITIONS IMPROVE.
 
A HARD FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.
 
&&

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