Alert archive / Ohio / Wind Chill Advisories in 2011

Wind Chill Advisory 1, NWS Wilmington, OH

January 20, 2011Fayette County, Union County, Wayne County, Indiana; 12 counties in Ohio

NWS Wilmington, OH issued this wind chill advisory at Jan 20, 2011, 3:44 PM EST for Fayette County, Union County, Wayne County, Indiana; 12 counties in Ohio. It took effect at Jan 21, 2011, 5:00 AM EST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Jan 20, 2011, 3:44 PM EST (20:44 UTC)
In effect from
Jan 21, 2011, 5:00 AM EST
Expired
Jan 21, 2011, 12:00 PM EST
In force
7 hr
Issued by
NWS Wilmington, OH

Counties Fayette County, IN, Union County, IN, Wayne County, IN, Auglaize County, OH, Champaign County, OH, Clark County, OH, Darke County, OH, Greene County, OH, Hardin County, OH, Logan County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Preble County, OH, Shelby County, OH

The radar

The Cincinnati radar (KILN), 84 km from the middle of the area, began a volume at 20:46 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.7 hours before the alert went out and 84 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, Cncnati-Daytn, OH at 12:00Z on 2011-01-20Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2011-01-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.1939587897117136Sfc1 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
642 m above ground
0-6 km bulk shear
85 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
258 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.

556 
WWUS41 KILN 202044
WSWILN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
344 PM EST THU JAN 20 2011

.A LOW PRESSURE SYSTEM OVER EASTERN TENNESSEE WILL PUSH EAST
ACROSS THE APPALACHIANS TO THE EAST COAST BY FRIDAY MORNING. AS IT
DOES...SNOW WILL TAPER OFF ACROSS THE AREA OVERNIGHT. A VERY
COLD AIRMASS WILL PUSH IN BEHIND THE LOW PRESSURE SYSTEM LATE
TONIGHT INTO FRIDAY.

INZ066-073>075-080-KYZ089>096-OHZ070>072-077-078-210445-
/O.CON.KILN.WS.W.0002.000000T0000Z-110121T1000Z/
FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-
BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BUTLER-WARREN-CLINTON-
HAMILTON-CLERMONT-
INCLUDING THE CITIES OF...BROOKVILLE...VERSAILLES...
LAWRENCEBURG...RISING SUN...VEVAY...CARROLLTON...WARSAW...
BURLINGTON...INDEPENDENCE...ALEXANDRIA...OWENTON...WILLIAMSTOWN...
FALMOUTH...HAMILTON...LEBANON...WILMINGTON...CINCINNATI...MILFORD
344 PM EST THU JAN 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE MID EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 4 TO 6 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION LATER TONIGHT INTO
FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING
SNOW AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.  MONITOR NOAA WEATHER
RADIO FOR THE LATEST INFORMATION...FORECASTS...AND WARNINGS.

$$

KYZ097>100-OHZ063>065-073-074-079>082-088-210445-
/O.CON.KILN.WS.W.0002.000000T0000Z-110121T1400Z/
BRACKEN-ROBERTSON-MASON-LEWIS-FAYETTE OH-PICKAWAY-FAIRFIELD-ROSS-
HOCKING-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
INCLUDING THE CITIES OF...BROOKSVILLE...MOUNT OLIVET...
MAYSVILLE...VANCEBURG...WASHINGTON COURT HOUSE...CIRCLEVILLE...
LANCASTER...CHILLICOTHE...LOGAN...GEORGETOWN...HILLSBORO...
WEST UNION...PIKETON...PORTSMOUTH
344 PM EST THU JAN 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE LATE EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 3 TO 6 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION LATE TONIGHT INTO
FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING
SNOW AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.  MONITOR NOAA WEATHER
RADIO FOR THE LATEST INFORMATION...FORECASTS...AND WARNINGS.

$$

INZ050-058-059-OHZ053-060>062-210445-
/O.NEW.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1000Z/
WAYNE-FAYETTE IN-UNION IN-CLARK-PREBLE-MONTGOMERY-GREENE-
INCLUDING THE CITIES OF...RICHMOND...CONNERSVILLE...LIBERTY...
SPRINGFIELD...EATON...DAYTON...XENIA
344 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY...
...WIND CHILL ADVISORY IN EFFECT FROM 5 AM TO NOON EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO NOON EST FRIDAY.
A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE MID EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 4 TO 6 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION TONIGHT INTO FRIDAY
MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING SNOW
AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. 
THOSE PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND
DRESS WARMLY, MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ042>044-051-052-210445-
/O.NEW.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1000Z/
DARKE-SHELBY-LOGAN-MIAMI-CHAMPAIGN-
INCLUDING THE CITIES OF...GREENVILLE...SIDNEY...BELLEFONTAINE...
PIQUA...URBANA
344 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY...
...WIND CHILL ADVISORY IN EFFECT FROM 5 AM TO NOON EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO NOON EST FRIDAY.
A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE MID EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 3 TO 5 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION TONIGHT INTO FRIDAY
MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING SNOW
AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. 
THOSE PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND
DRESS WARMLY, MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ026-034-035-210445-
/O.NEW.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
HARDIN-MERCER-AUGLAIZE-
INCLUDING THE CITIES OF...KENTON...CELINA...WAPAKONETA
344 PM EST THU JAN 20 2011

...WIND CHILL ADVISORY IN EFFECT FROM 5 AM TO NOON EST FRIDAY...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO NOON EST FRIDAY.

SNOW WILL CONTINUE INTO THIS EVENING. THE SNOW WILL BEGIN TO TAPER
OFF FROM THE WEST THROUGH THE MID EVENING HOURS. SNOW AMOUNTS OF
2 TO 4 INCHES ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS
AND MUCH COLDER TEMPERATURES WILL OVERSPREAD THE REGION TONIGHT
INTO FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. 
THOSE PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND
DRESS WARMLY, MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ054>056-210445-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1400Z/
MADISON-FRANKLIN OH-LICKING-
INCLUDING THE CITIES OF...LONDON...COLUMBUS...NEWARK
344 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE LATE EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 3 TO 6 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION TONIGHT INTO FRIDAY
MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING SNOW
AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

$$

OHZ045-046-210445-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1400Z/
UNION OH-DELAWARE-
INCLUDING THE CITIES OF...MARYSVILLE...DELAWARE
344 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY. 

SNOW...MODERATE TO HEAVY AT TIMES...WILL CONTINUE INTO THIS
EVENING. THE SNOW WILL BEGIN TO TAPER OFF FROM THE WEST THROUGH
THE LATE EVENING HOURS. STORM TOTAL SNOW AMOUNTS OF 3 TO 5 INCHES
ARE EXPECTED BY THE TIME THE SNOW ENDS. GUSTY WINDS AND MUCH
COLDER TEMPERATURES WILL OVERSPREAD THE REGION TONIGHT INTO FRIDAY
MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND DRIFTING SNOW
AND BITTERLY COLD WIND CHILLS BY FRIDAY MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

$$
4 follow-up statements
023 
WWUS41 KILN 210159
WSWILN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
859 PM EST THU JAN 20 2011

.A LOW PRESSURE SYSTEM WILL PUSH EAST ACROSS THE APPALACHIANS TO
THE EAST COAST BY FRIDAY MORNING. AS IT DOES...SNOW WILL TAPER OFF
ACROSS THE AREA OVERNIGHT. A VERY COLD AIRMASS WILL PUSH IN BEHIND
THE LOW PRESSURE SYSTEM LATE TONIGHT INTO FRIDAY.

INZ066-073>075-080-KYZ089>096-OHZ070>072-077-078-211000-
/O.CON.KILN.WS.W.0002.000000T0000Z-110121T1000Z/
FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-
BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BUTLER-WARREN-CLINTON-
HAMILTON-CLERMONT-
INCLUDING THE CITIES OF...BROOKVILLE...VERSAILLES...
LAWRENCEBURG...RISING SUN...VEVAY...CARROLLTON...WARSAW...
BURLINGTON...INDEPENDENCE...ALEXANDRIA...OWENTON...WILLIAMSTOWN...
FALMOUTH...HAMILTON...LEBANON...WILMINGTON...CINCINNATI...MILFORD
859 PM EST THU JAN 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM EST FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ANY ADDITIONAL ACCUMULATIONS WILL BE LESS THAN AN INCH.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND WIND CHILL READINGS
DROPPING BELOW ZERO. TRAVEL WILL LIKELY REMAIN DIFFICULT THROUGH
THE EARLY MORNING HOURS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY.  MONITOR NOAA WEATHER
RADIO FOR THE LATEST INFORMATION...FORECASTS...AND WARNINGS.

$$

KYZ097>100-OHZ063>065-073-074-079>082-088-211000-
/O.CON.KILN.WS.W.0002.000000T0000Z-110121T1400Z/
BRACKEN-ROBERTSON-MASON-LEWIS-FAYETTE OH-PICKAWAY-FAIRFIELD-ROSS-
HOCKING-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
INCLUDING THE CITIES OF...BROOKSVILLE...MOUNT OLIVET...
MAYSVILLE...VANCEBURG...WASHINGTON COURT HOUSE...CIRCLEVILLE...
LANCASTER...CHILLICOTHE...LOGAN...GEORGETOWN...HILLSBORO...
WEST UNION...PIKETON...PORTSMOUTH
859 PM EST THU JAN 20 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM EST FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ADDITIONAL ACCUMULATIONS WILL GENERALLY BE AN INCH OR LESS.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND WIND CHILL READINGS
DROPPING BELOW ZERO. TRAVEL WILL LIKELY REMAIN DIFFICULT THROUGH
THE EARLY MORNING HOURS.

REMEMBER...A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER
CONDITIONS ARE IMMINENT OR HIGHLY LIKELY. MONITOR NOAA WEATHER
RADIO FOR THE LATEST INFORMATION...FORECASTS...AND WARNINGS.

$$

INZ050-058-059-OHZ053-060>062-211000-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1000Z/
/O.CON.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
WAYNE-FAYETTE IN-UNION IN-CLARK-PREBLE-MONTGOMERY-GREENE-
INCLUDING THE CITIES OF...RICHMOND...CONNERSVILLE...LIBERTY...
SPRINGFIELD...EATON...DAYTON...XENIA
859 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON
EST FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ANY ADDITIONAL ACCUMULATIONS WILL BE LESS THAN AN INCH.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND TRAVEL WILL LIKELY
REMAIN DIFFICULT THROUGH THE EARLY MORNING HOURS. WIND CHILL
READINGS OF 15 BELOW WILL BE POSSIBLE BY LATE TONIGHT AND FRIDAY
MORNING. 

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. THOSE
PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND DRESS
WARMLY... MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ042>044-051-052-211000-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1000Z/
/O.CON.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
DARKE-SHELBY-LOGAN-MIAMI-CHAMPAIGN-
INCLUDING THE CITIES OF...GREENVILLE...SIDNEY...BELLEFONTAINE...
PIQUA...URBANA
859 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM EST
FRIDAY. A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON
EST FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ANY ADDITIONAL ACCUMULATIONS WILL BE LESS THAN AN INCH.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND TRAVEL WILL LIKELY
REMAIN DIFFICULT THROUGH THE EARLY MORNING HOURS. WIND CHILL
READINGS OF 15 BELOW WILL BE POSSIBLE BY LATE TONIGHT AND FRIDAY
MORNING.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. THOSE
PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND DRESS
WARMLY... MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ054>056-211000-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1400Z/
MADISON-FRANKLIN OH-LICKING-
INCLUDING THE CITIES OF...LONDON...COLUMBUS...NEWARK
859 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ADDITIONAL ACCUMULATIONS WILL GENERALLY BE AN INCH OR LESS.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND WIND CHILL
READINGS DROPPING BELOW ZERO. TRAVEL WILL LIKELY REMAIN DIFFICULT
THROUGH THE OVERNIGHT HOURS.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

$$

OHZ045-046-211000-
/O.CON.KILN.WW.Y.0003.000000T0000Z-110121T1400Z/
UNION OH-DELAWARE-
INCLUDING THE CITIES OF...MARYSVILLE...DELAWARE
859 PM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
FRIDAY. 

WIDESPREAD SNOW WILL TAPER OFF THROUGH THE REST OF THIS EVENING.
ADDITIONAL ACCUMULATIONS WILL GENERALLY BE AN INCH OR LESS.
HOWEVER...TEMPERATURES WILL DROP INTO THE TEENS THROUGH EARLY
MORNING AND WEST WINDS WILL INCREASE TO 15 TO 25 MPH. THIS WILL
LEAD TO SOME BLOWING AND DRIFTING OF SNOW AND WIND CHILL
READINGS DROPPING BELOW ZERO. TRAVEL WILL LIKELY REMAIN DIFFICULT
THROUGH THE OVERNIGHT HOURS.

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING. MONITOR NOAA WEATHER RADIO FOR THE LATEST INFORMATION...
FORECASTS...AND WARNINGS.

$$

OHZ026-034-035-211000-
/O.CON.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
HARDIN-MERCER-AUGLAIZE-
INCLUDING THE CITIES OF...KENTON...CELINA...WAPAKONETA
859 PM EST THU JAN 20 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON EST
FRIDAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT FROM 5 AM TO NOON EST
FRIDAY. 

TEMPERATURES WILL FALL INTO THE SINGLE DIGITS LATE TONIGHT INTO
FRIDAY MORNING. THIS WILL COMBINE WITH INCREASING WEST WINDS TO
PRODUCE WIND CHILL READINGS IN THE 10 TO 15 BELOW RANGE.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN. THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN 10 AND
24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. THOSE
PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND DRESS
WARMLY... MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$
986 
WWUS41 KILN 210904
WSWILN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
404 AM EST FRI JAN 21 2011


INZ066-073>075-080-KYZ089>096-OHZ070>072-077-078-211015-
/O.CAN.KILN.WS.W.0002.000000T0000Z-110121T1000Z/
FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-
BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BUTLER-WARREN-CLINTON-
HAMILTON-CLERMONT-
INCLUDING THE CITIES OF...BROOKVILLE...VERSAILLES...
LAWRENCEBURG...RISING SUN...VEVAY...CARROLLTON...WARSAW...
BURLINGTON...INDEPENDENCE...ALEXANDRIA...OWENTON...WILLIAMSTOWN...
FALMOUTH...HAMILTON...LEBANON...WILMINGTON...CINCINNATI...MILFORD
404 AM EST FRI JAN 21 2011

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CANCELLED THE
WINTER STORM WARNING. 

THE SNOW HAS COME TO AND END. HOWEVER TRAVEL CONDITIONS WILL
REMAIN DIFFICULT THIS MORNING. STRONG WEST WINDS WILL CREATE
DRIFTING SNOW...ESPECIALLY ROADWAYS ORIENTED NORTH TO SOUTH AND
THOSE IN OPEN AREAS. WITH THE COLD TEMPERATURES ACROSS THE REGION
THIS MORNING...EVEN TREATED ROADS MAY EXPERIENCE REFREEZE AND
BECOME ICY.

DRIVERS ARE URGED TO TAKE EXTRA TIME THIS MORNING TO REACH YOUR
DESTINATION AND TO USE CAUTION AS DRIFTING AND FREEZING CONDITIONS
MAY PRESENT THEMSELVES WITH LITTLE OR NO ADVANCE NOTICE. 

$$

KYZ097>100-OHZ063>065-073-074-079>082-088-211015-
/O.CAN.KILN.WS.W.0002.000000T0000Z-110121T1400Z/
BRACKEN-ROBERTSON-MASON-LEWIS-FAYETTE OH-PICKAWAY-FAIRFIELD-ROSS-
HOCKING-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
INCLUDING THE CITIES OF...BROOKSVILLE...MOUNT OLIVET...
MAYSVILLE...VANCEBURG...WASHINGTON COURT HOUSE...CIRCLEVILLE...
LANCASTER...CHILLICOTHE...LOGAN...GEORGETOWN...HILLSBORO...
WEST UNION...PIKETON...PORTSMOUTH
404 AM EST FRI JAN 21 2011

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CANCELLED THE
WINTER STORM WARNING. 

THE SNOW HAS COME TO AND END. HOWEVER TRAVEL CONDITIONS WILL
REMAIN DIFFICULT THIS MORNING. STRONG WEST WINDS WILL CREATE
DRIFTING SNOW...ESPECIALLY ROADWAYS ORIENTED NORTH TO SOUTH AND
THOSE IN OPEN AREAS. WITH THE COLD TEMPERATURES ACROSS THE REGION
THIS MORNING...EVEN TREATED ROADS MAY EXPERIENCE REFREEZE AND
BECOME ICY.

DRIVERS ARE URGED TO TAKE EXTRA TIME THIS MORNING TO REACH YOUR
DESTINATION AND TO USE CAUTION AS DRIFTING AND FREEZING CONDITIONS
MAY PRESENT THEMSELVES WITH LITTLE OR NO ADVANCE NOTICE. 

$$

INZ050-058-059-OHZ042>044-051>053-060>062-211700-
/O.CAN.KILN.WW.Y.0003.000000T0000Z-110121T1000Z/
/O.CON.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
WAYNE-FAYETTE IN-UNION IN-DARKE-SHELBY-LOGAN-MIAMI-CHAMPAIGN-
CLARK-PREBLE-MONTGOMERY-GREENE-
INCLUDING THE CITIES OF...RICHMOND...CONNERSVILLE...LIBERTY...
GREENVILLE...SIDNEY...BELLEFONTAINE...PIQUA...URBANA...
SPRINGFIELD...EATON...DAYTON...XENIA
404 AM EST FRI JAN 21 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CANCELLED THE
WINTER WEATHER ADVISORY. A WIND CHILL ADVISORY REMAINS IN EFFECT
UNTIL NOON EST TODAY. 

THE SNOW HAS COME TO AND END. HOWEVER TRAVEL CONDITIONS WILL
REMAIN DIFFICULT THIS MORNING. STRONG WEST WINDS WILL CREATE
DRIFTING SNOW...ESPECIALLY ROADWAYS ORIENTED NORTH TO SOUTH AND
THOSE IN OPEN AREAS. WITH THE COLD TEMPERATURES ACROSS THE REGION
THIS MORNING...EVEN TREATED ROADS MAY EXPERIENCE REFREEZE AND
BECOME ICY.

DRIVERS ARE URGED TO TAKE EXTRA TIME THIS MORNING TO REACH YOUR
DESTINATION AND TO USE CAUTION AS DRIFTING AND FREEZING CONDITIONS
MAY PRESENT THEMSELVES WITH LITTLE OR NO ADVANCE NOTICE. 

TEMPERATURES BETWEEN 5 AND 10 DEGREES ABOVE ZERO WILL COMBINE WITH
WINDS OF 10 TO 20 MPH TO PRODUCE WIND CHILL READINGS OF 10 BELOW
EARLY THIS MORNING.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WINDS WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. 
THOSE PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND
DRESS WARMLY, MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$

OHZ045-046-054>056-211015-
/O.CAN.KILN.WW.Y.0003.000000T0000Z-110121T1400Z/
UNION OH-DELAWARE-MADISON-FRANKLIN OH-LICKING-
INCLUDING THE CITIES OF...MARYSVILLE...DELAWARE...LONDON...
COLUMBUS...NEWARK
404 AM EST FRI JAN 21 2011

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS CANCELLED THE
WINTER WEATHER ADVISORY. 

THE SNOW HAS COME TO AND END. HOWEVER TRAVEL CONDITIONS WILL
REMAIN DIFFICULT THIS MORNING. STRONG WEST WINDS WILL CREATE
DRIFTING SNOW...ESPECIALLY ROADWAYS ORIENTED NORTH TO SOUTH AND
THOSE IN OPEN AREAS. WITH THE COLD TEMPERATURES ACROSS THE REGION
THIS MORNING...EVEN TREATED ROADS MAY EXPERIENCE REFREEZE AND
BECOME ICY.

DRIVERS ARE URGED TO TAKE EXTRA TIME THIS MORNING TO REACH YOUR
DESTINATION AND TO USE CAUTION AS DRIFTING AND FREEZING CONDITIONS
MAY PRESENT THEMSELVES WITH LITTLE OR NO ADVANCE NOTICE. 

$$

OHZ026-034-035-211700-
/O.CON.KILN.WC.Y.0001.110121T1000Z-110121T1700Z/
HARDIN-MERCER-AUGLAIZE-
INCLUDING THE CITIES OF...KENTON...CELINA...WAPAKONETA
404 AM EST FRI JAN 21 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY. 

THE SNOW HAS COME TO AND END. HOWEVER TRAVEL CONDITIONS WILL
REMAIN DIFFICULT THIS MORNING. STRONG WEST WINDS WILL CREATE
DRIFTING SNOW...ESPECIALLY ROADWAYS ORIENTED NORTH TO SOUTH AND
THOSE IN OPEN AREAS. WITH THE COLD TEMPERATURES ACROSS THE REGION
THIS MORNING...EVEN TREATED ROADS MAY EXPERIENCE REFREEZE AND
BECOME ICY.

DRIVERS ARE URGED TO TAKE EXTRA TIME THIS MORNING TO REACH YOUR
DESTINATION AND TO USE CAUTION AS DRIFTING AND FREEZING CONDITIONS
MAY PRESENT THEMSELVES WITH LITTLE OR NO ADVANCE NOTICE. 

TEMPERATURES BETWEEN 5 AND 10 DEGREES ABOVE ZERO WILL COMBINE WITH
WINDS OF 10 TO 20 MPH TO PRODUCE WIND CHILL READINGS OF 10 BELOW
EARLY THIS MORNING.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WIND WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN. THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. THOSE
PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND DRESS
WARMLY... MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$
591 
WWUS41 KILN 211547
WSWILN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
1047 AM EST FRI JAN 21 2011

INZ050-058-059-OHZ026-034-035-042>044-051>053-060>062-211700-
/O.CON.KILN.WC.Y.0001.000000T0000Z-110121T1700Z/
WAYNE-FAYETTE IN-UNION IN-HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-
LOGAN-MIAMI-CHAMPAIGN-CLARK-PREBLE-MONTGOMERY-GREENE-
INCLUDING THE CITIES OF...RICHMOND...CONNERSVILLE...LIBERTY...
KENTON...CELINA...WAPAKONETA...GREENVILLE...SIDNEY...
BELLEFONTAINE...PIQUA...URBANA...SPRINGFIELD...EATON...DAYTON...
XENIA
1047 AM EST FRI JAN 21 2011

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY...

A WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL NOON EST TODAY. 

TEMPERATURES BETWEEN 5 AND 10 DEGREES ABOVE ZERO WILL COMBINE
WITH WINDS OF 10 TO 20 MPH TO PRODUCE WIND CHILL READINGS OF
10 TO 15 BELOW THIS MORNING. AS TEMPERATURES SLOWLY WARM UP
TO HIGHS BETWEEN 10 AND 15 DEGREES...WIND CHILL READINGS WILL
RISE ABOVE THE3 ADVISORY CRITERIA OF 10 BELOW ZERO THIS AFTERNOON.

A WIND CHILL ADVISORY IS ISSUED WHEN A STRONG WINDS WILL COMBINE
WITH COLD TEMPERATURES TO CREATE DANGEROUSLY COLD CONDITIONS FOR
EXPOSED SKIN.  THE WIND WILL MAKE IT FEEL LIKE IT IS BETWEEN
10 AND 24 DEGREES BELOW ZERO FOR A PERIOD OF SEVERAL HOURS. THOSE
PLANNING TO VENTURE OUTDOORS SHOULD USE COMMON SENSE AND DRESS
WARMLY... MAKING SURE THAT ALL EXPOSED SKIN IS COVERED.

$$
706 
WWUS41 KILN 211715
WSWILN

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
1215 PM EST FRI JAN 21 2011


INZ050-058-059-OHZ026-034-035-042>044-051>053-060>062-211815-
/O.EXP.KILN.WC.Y.0001.000000T0000Z-110121T1700Z/
WAYNE-FAYETTE IN-UNION IN-HARDIN-MERCER-AUGLAIZE-DARKE-SHELBY-
LOGAN-MIAMI-CHAMPAIGN-CLARK-PREBLE-MONTGOMERY-GREENE-
INCLUDING THE CITIES OF...RICHMOND...CONNERSVILLE...LIBERTY...
KENTON...CELINA...WAPAKONETA...GREENVILLE...SIDNEY...
BELLEFONTAINE...PIQUA...URBANA...SPRINGFIELD...EATON...DAYTON...
XENIA
1215 PM EST FRI JAN 21 2011

...WIND CHILL ADVISORY HAS EXPIRED...

THE WIND CHILL ADVISORY IS NO LONGER IN EFFECT. COLD TEMPERATURES
WILL CONTINUE TODAY WITH HIGHS OF ONLY 10 TO 15 DEGREES BUT WIND
CHILL READINGS HAVE RISEN ABOVE THE ADVISORY THRESHOLD OF 10 BELOW
ZERO. 


$$

What forecasters said that day

The local office's own words before this wind chill advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, OH wrote its last area forecast discussion before this wind chill advisory went out at Jan 20, 3:18 PM EST, 26 minutes earlier.

Area forecast discussion, Jan 20, 3:18 PM EST, 26 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE WILMINGTON OH
318 PM EST THU JAN 20 2011

.SYNOPSIS...
A LOW PRESSURE SYSTEM WILL MOVE FROM THE TENNESSEE VALLEY TO THE
EAST COAST OVERNIGHT. AS IT DOES...SNOW WILL TAPER OFF ACROSS THE
AREA THROUGH THIS EVENING. A VERY COLD AIRMASS WILL MOVE INTO THE
REGION FOR FRIDAY.
&&

.NEAR TERM /THROUGH TONIGHT/...
SURFACE LOW PRESSURE CURRENTLY OVER EASTERN TENNESSEE WILL MOVE
ACROSS THE APPALACHIANS TO THE EAST COAST BY FRIDAY MORNING.
WIDESPREAD SNOW EVENT IS ONGOING ACROSS OUR AREA IN ASSOCIATION
WITH THIS LOW PRESSURE SYSTEM. BAND OF HEAVIER SNOW CURRENTLY
EXTENDS FROM WESTERN KENTUCKY THROUGH FAR SOUTHERN INDIANA INTO
SOUTHERN OHIO. THIS SNOW SHOULD CONTINUE TO PUSH EAST THROUGH THE
EVENING HOURS BEFORE TAPERING OFF FROM THE WEST. SNOW
ACCUMULATIONS SO FAR HAVE GENERALLY BEEN IN THE 1 TO 3 INCH
RANGE WITH HEAVIEST AMOUNTS ACROSS SOUTHEAST INDIANA INTO
SOUTHWEST OHIO.

THINGS COULD BE INTERESTING OVER THE NEXT 3-6 HOURS HOURS OR SO
AS MODELS ARE STILL SHOWING A VERY DEEP DENDRITIC GROWTH ZONE ON
THE ORDER OF 2K-3K METERS PROGRESSING SOUTHEAST ACROSS OUR AREA IN
THE 21Z-03Z TIME FRAME. AS A RESULT...EXPECT THE SNOW RATES TO
BECOME MORE EFFICIENT AS WE HEAD INTO THE EARLY EVENING HOURS. BY
THIS TIME WE WILL ALSO LOSE THE NEGATIVE EFFECTS OF THE SUN AND
THIS COULD HELP ACCUMULATIONS EVEN MORE. IT WILL ALL BOIL DOWN TO
HOW QUICKLY THINGS ACTUALLY TAPER OFF FROM THE WEST. FOR NOW WILL
STICK PRETTY CLOSE TO ONGOING FORECAST AMOUNTS OF 4 TO 6 INCHES
ACROSS OUR CENTRAL FA...WITH SLIGHTLY LESSER AMOUNTS TO THE NORTH
AND SOUTH.

STRONG CAA WILL DEVELOP FROM THE NORTHWEST LATER TONIGHT WITH 8H
TEMPS DROPPING DOWN INTO THE -15 TO -20 DEGREE CELSIUS RANGE BY
MORNING. THIS WILL ALLOW FOR WINDS TO PICK UP LATER TONIGHT AND
TEMPERATURES TO PLUMMET INTO THE SINGLE DIGITS ACROSS AT LEAST THE
NORTHWEST HALF OF OUR FA. THE COMBINATION OF THE COLD AIR AND
WINDS WILL RESULT IN WIND CHILL READINGS AT OR BELOW -10 DEGREES BY
LATE TONIGHT ACROSS AT LEAST OUR NORTHWEST. WILL THEREFORE GO
AHEAD AND ISSUE A WIND CHILL ADVISORY FOR THE NORTHWEST AS WINTER
WEATHER ADVISORY FOR SNOW WILL BE DOWN BY THEN IN THOSE AREAS.
WILL COVER WIND CHILL ISSUES ELSEWHERE IN ONGOING WINTER WEATHER
PRODUCTS. LASTLY...THE GUSTY WINDS WILL LIKELY CAUSE AREAS OF
BLOWING/DRIFTING SNOW LATER TONIGHT.
&&

.SHORT TERM /FRIDAY THROUGH FRIDAY NIGHT/...
CAA WILL CONTINUE AT LEAST THROUGH EARLY AFTERNOON BEFORE LOW
LEVEL COLD POOL BEGINS TO SHIFT EAST. AS A RESULT...DO NOT EXPECT
MUCH OF A WARM UP IN TEMPS AND WILL ONLY HAVE HIGHS IN LOWER TEENS
AT BEST. WINDS SHOULD DECREASE SOME THROUGH THE AFTERNOON BUT WIND
CHILLS WILL LIKELY REMAIN CLOSE TO ADVISORY CRITERIA AND LATER
SHIFTS MAY NEED TO EXPAND ON WIND CHILL ADVISORY. HIGH PRESSURE
WILL PUSH QUICKLY EAST ACROSS THE AREA FRIDAY EVENING. SKY COVER
IS SOMEWHAT IN DOUBT DEPENDING ON HOW FAST NEXT WEAK SYSTEM
APPROACHES FROM THE NORTHWEST. FOR NOW HAVE GONE SOMEWHAT
PESSIMISTIC WITH CLOUD COVER BUT IF WE END UP WITH SOME
CLEARING...AM PROBABLY TOO WARM WITH LOWS FOR FRIDAY NIGHT GIVEN
FRESH SNOW COVER.
&&

.LONG TERM /SATURDAY THROUGH THURSDAY/...
UPPER SHORTWAVE AND WEAK SFC LOW WILL TRACK ACROSS THE GREAT LAKES
ON SATURDAY. A PERIOD OF DEEP BUT WEAK ISENTROPIC LIFT MAY RESULT IN
A FEW SNOW SHOWERS DURING THE DAY...MAINLY ACROSS THE NORTHERN CWA.
WITHOUT ANY SIGNIFICANT LOW LEVEL MOISTURE IN PLACE...ANY SNOW THAT
DOES FALL WILL NOT ACCUMULATE...AND MAY END UP WITH NOTHING MORE
THAN AN INCREASE IN MIDLEVEL CLOUDS.

MED RANGE MODELS ARE IN MODEST AGREEMENT ON THE PLANETARY-SCALE
PATTERN THROUGH THE REMAINDER OF THE EXTENDED...WITH MEAN
LARGE-SCALE TROUGHING ACROSS THE EASTERN TWO-THIRDS OF THE CONUS
MAINTAINING BELOW AVG TEMPS THRU THE PERIOD. HOWEVER...SIGNIFICANT
MODEL SPREAD REGARDING SMALLER-SCALE FEATURES WITHIN THIS PATTERN
CONTINUE TO PLAGUE THE EXTENDED WITH LOWER-THAN-NORMAL
CONFIDENCE...PARTICULARLY REGARDING THE POTENTIAL FOR A
SNOW-PRODUCING SYSTEM MON AND/OR TUES. PREFER TO STICK CLOSER TO THE
GEFS MEAN FOR THIS SYSTEM WHICH HAS SHOWN THE BEST RUN-TO-RUN
CONSISTENCY. THIS SOLUTION KEEPS BEST ENERGY HANGING BACK ACROSS THE
SOUTHWESTERN CONUS...WHILE BROAD POSITIVELY-TILTED TROUGHING REACHES
INTO THE GREAT LAKES. THIS WOULD KEEP BEST STORM TRACK CONFINED TO
THE GULF COAST AND OFF THE EAST COAST...WITH LOW CHANCES FOR LIGHT
SNOW ACROSS THE OHIO VALLEY. CANT RULE OUT HIGHER CHANCES FOR
ACCUMULATING SNOW EARLY NEXT WEEK...ESPECIALLY SHOULD 12Z RUNS OF
GFS OR ECMWF VERIFY. HOWEVER...THESE SOLNS LACK RUN-TO-RUN
CONSISTENCY...SO NOT READY TO JUMP ON EITHER OF THESE SOLNS JUST YET.

&&

.AVIATION /20Z THURSDAY THROUGH TUESDAY/...
SNOW ACROSS TAF SITES WITH MVFR AND IFR VSBYS AND CIGS THROUGH THE
AFTERNOON. SNOW WILL END FROM WEST TO EAST DURING THE EVENING.
WINDS WILL INCREASE AS GRADIENT TIGHTENS. CIGS AND VSBYS SHOULD
IMPROVE QUICKLY THIS EVENING WITH SOME MVFR STRATOCU LINGERING IN
THE NORTHWEST FLOW THROUGH FRIDAY.

OUTLOOK...MVFR CIGS POSSIBLE SATURDAY AFTERNOON AND NIGHT. MVFR
CEILINGS AND VISIBILITIES WILL ALSO BE POSSIBLE ON MONDAY.

&&

.ILN WATCHES/WARNINGS/ADVISORIES...
OH...WINTER WEATHER ADVISORY UNTIL 5 AM EST FRIDAY FOR OHZ042>044-
     051>053-060>062.
     WIND CHILL ADVISORY FROM 5 AM TO NOON EST FRIDAY FOR OHZ026-
     034-035-042>044-051>053-060>062.
     WINTER STORM WARNING UNTIL 5 AM EST FRIDAY FOR OHZ070>072-077-
     078.
     WINTER STORM WARNING UNTIL 9 AM EST FRIDAY FOR OHZ063>065-073-
     074-079>082-088.
     WINTER WEATHER ADVISORY UNTIL 9 AM EST FRIDAY FOR OHZ045-046-
     054>056.
KY...WINTER STORM WARNING UNTIL 5 AM EST FRIDAY FOR KYZ089>096.
     WINTER STORM WARNING UNTIL 9 AM EST FRIDAY FOR KYZ097>100.
IN...WINTER WEATHER ADVISORY UNTIL 5 AM EST FRIDAY FOR INZ050-058-
     059.
     WIND CHILL ADVISORY FROM 5 AM TO NOON EST FRIDAY FOR INZ050-
     058-059.
     WINTER STORM WARNING UNTIL 5 AM EST FRIDAY FOR INZ066-073>075-
     080.

&&

SYNOPSIS...JGL
NEAR TERM...JGL
SHORT TERM...JGL
LONG TERM...HAWBLITZEL
AVIATION...PADGETT
Hazardous weather outlook, Jan 20, 4:16 AM EST, 11 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE WILMINGTON OH
416 AM EST THU JAN 20 2011

KYZ097>100-OHZ063>065-073-074-079>082-088-210930-
BRACKEN-ROBERTSON-MASON-LEWIS-FAYETTE OH-PICKAWAY-FAIRFIELD-ROSS-
HOCKING-BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
416 AM EST THU JAN 20 2011

...WINTER STORM WARNING IN EFFECT FROM 9 AM THIS MORNING TO 9 AM EST
FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST KENTUCKY...NORTHERN
KENTUCKY...CENTRAL OHIO AND SOUTH CENTRAL OHIO.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WARNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WARNING.

GUSTY WINDS AND MUCH COLDER TEMPERATURES WILL MOVE INTO THE AREA
BY FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO
THE NATIONAL WEATHER SERVICE.

INZ050-058-059-OHZ042>044-051>053-060>062-210930-
WAYNE-FAYETTE IN-UNION IN-DARKE-SHELBY-LOGAN-MIAMI-CHAMPAIGN-CLARK-
PREBLE-MONTGOMERY-GREENE-
416 AM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL INDIANA AND
MIAMI VALLEY OF OHIO.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER WEATHER ADVISORY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

GUSTY WINDS AND MUCH COLDER TEMPERATURES WILL MOVE INTO THE AREA
BY FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO
THE NATIONAL WEATHER SERVICE.

INZ066-073>075-080-KYZ089>096-OHZ070>072-077-078-210930-
FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-BOONE-
KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BUTLER-WARREN-CLINTON-HAMILTON-
CLERMONT-
416 AM EST THU JAN 20 2011

...WINTER STORM WARNING IN EFFECT UNTIL 5 AM EST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST INDIANA...NORTHERN
KENTUCKY AND SOUTHWEST OHIO.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER STORM WARNING.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

GUSTY WINDS AND MUCH COLDER TEMPERATURES WILL MOVE INTO THE AREA
BY FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO
THE NATIONAL WEATHER SERVICE.

OHZ045-046-054>056-210930-
UNION OH-DELAWARE-MADISON-FRANKLIN OH-LICKING-
416 AM EST THU JAN 20 2011

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 AM
EST FRIDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL OHIO.

.DAY ONE...TODAY AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER WEATHER ADVISORY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   WINTER WEATHER ADVISORY.

GUSTY WINDS AND MUCH COLDER TEMPERATURES WILL MOVE INTO THE AREA
BY FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO
THE NATIONAL WEATHER SERVICE.

OHZ026-034-035-210930-
HARDIN-MERCER-AUGLAIZE-
416 AM EST THU JAN 20 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WEST CENTRAL OHIO.

.DAY ONE...TODAY AND TONIGHT.

A LOW PRESSURE SYSTEM WILL MOVE ACROSS THE TENNESSEE VALLEY TODAY
BEFORE MOVING EAST TO THE ATLANTIC COAST BY FRIDAY. SNOW WILL
DEVELOP ACROSS THE AREA THIS MORNING AND CONTINUE THROUGHOUT THE
DAY. SNOWFALL ACCUMULATIONS OF 2 TO 3 INCHES WILL BE POSSIBLE
THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

GUSTY WINDS AND MUCH COLDER TEMPERATURES WILL MOVE INTO THE AREA
BY FRIDAY MORNING. THIS WILL RESULT IN AREAS OF BLOWING AND
DRIFTING SNOW AND BITTERLY COLD WIND CHILLS FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS TO
THE NATIONAL WEATHER SERVICE.

In the hours before

Local storm report, Jan 20, 3:31 PM EST, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
331 PM EST THU JAN 20 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0254 PM     SNOW             4 NNE CINCINNATI        39.19N 84.47W
01/20/2011  M2.5 INCH        HAMILTON           OH   DEPT OF HIGHWAYS

&&
Local storm report, Jan 20, 3:34 PM EST, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
334 PM EST THU JAN 20 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0300 PM     SNOW             1 NNW CIRCLEVILLE       39.61N 82.94W
01/20/2011  M1.0 INCH        PICKAWAY           OH   DEPT OF HIGHWAYS

&&
Special weather statement, Jan 20, 3:35 PM EST, 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
335 PM EST THU JAN 20 2011

INZ066-073>075-080-KYZ089>100-OHZ045-046-051>056-060>065-070>074-
077>082-088-202345-
FRANKLIN IN-RIPLEY-DEARBORN-OHIO-SWITZERLAND-CARROLL-GALLATIN-
BOONE-KENTON-CAMPBELL-OWEN-GRANT-PENDLETON-BRACKEN-ROBERTSON-
MASON-LEWIS-UNION OH-DELAWARE-MIAMI-CHAMPAIGN-CLARK-MADISON-
FRANKLIN OH-LICKING-PREBLE-MONTGOMERY-GREENE-FAYETTE OH-PICKAWAY-
FAIRFIELD-BUTLER-WARREN-CLINTON-ROSS-HOCKING-HAMILTON-CLERMONT-
BROWN-HIGHLAND-ADAMS-PIKE-SCIOTO-
INCLUDING THE CITIES OF...BROOKVILLE...VERSAILLES...
LAWRENCEBURG...RISING SUN...VEVAY...CARROLLTON...WARSAW...
BURLINGTON...INDEPENDENCE...ALEXANDRIA...OWENTON...WILLIAMSTOWN...
FALMOUTH...BROOKSVILLE...MOUNT OLIVET...MAYSVILLE...VANCEBURG...
MARYSVILLE...DELAWARE...PIQUA...URBANA...SPRINGFIELD...LONDON...
COLUMBUS...NEWARK...EATON...DAYTON...XENIA...
WASHINGTON COURT HOUSE...CIRCLEVILLE...LANCASTER...HAMILTON...
LEBANON...WILMINGTON...CHILLICOTHE...LOGAN...CINCINNATI...
MILFORD...GEORGETOWN...HILLSBORO...WEST UNION...PIKETON...
PORTSMOUTH
335 PM EST THU JAN 20 2011

...SNOW WILL CONTINUE ACROSS THE REGION THIS AFTERNOON AND
EVENING...

SNOW WILL CONTINUE ACROSS THE AREA THROUGH THE AFTERNOON HOURS.
SNOW HAS INCREASED IN INTENSITY THIS AFTERNOON...AND OCCASIONALLY
HEAVY SNOW WILL CONTINUE TO BE POSSIBLE THROUGH EARLY EVENING.

AS THE SNOW CONTINUES TO ACCUMULATE...FALLING TEMPERATURES AND THE
LOSS OF DAYLIGHT WILL LEAD TO INCREASINGLY HAZARDOUS TRAVEL
CONDITIONS. EXTRA CAUTION IS URGED THIS AFTERNOON AND EVENING.
SLOW DOWN...AND ALLOW YOURSELF EXTRA TIME TO REACH YOUR
DESTINATION.

STAY TUNED TO NOAA ALL HAZARDS WEATHER RADIO OR WEATHER.GOV/ILN FOR
THE LATEST UPDATES ON THIS WINTER STORM.

HATZOS
Local storm report, Jan 20, 3:39 PM EST, 5 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
339 PM EST THU JAN 20 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0300 PM     SNOW             3 E EATON               39.74N 84.58W
01/20/2011  M3.0 INCH        PREBLE             OH   DEPT OF HIGHWAYS

&&
Local storm report, Jan 20, 3:42 PM EST, 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
342 PM EST THU JAN 20 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0301 PM     SNOW             4 N GAHANNA             40.08N 82.86W
01/20/2011  M1.3 INCH        FRANKLIN           OH   DEPT OF HIGHWAYS

&&
Local storm report, Jan 20, 3:44 PM EST, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
344 PM EST THU JAN 20 2011

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0302 PM     SNOW             2 NW AMELIA             39.04N 84.24W
01/20/2011  M1.5 INCH        CLERMONT           OH   DEPT OF HIGHWAYS

&&

Nearby

Wind Chill Advisories in Ohio, 2011Wind Chill Advisories in Indiana, 2011Every wind chill advisory 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; radar from the NEXRAD Level II archive.