Alert archive / West Virginia / Winter Storm Warnings in 2012

Winter Storm Warning 1, NWS Baltimore/Washington

January 1, 2012Grant County, Mineral County, Pendleton County, West Virginia; Highland County, Virginia; Allegany County, Maryland

NWS Baltimore/Washington issued this winter storm warning at Jan 1, 2012, 4:05 AM EST for Grant County, Mineral County, Pendleton County, West Virginia; Highland County, Virginia; Allegany County, Maryland. It took effect at Jan 2, 2012, 1:00 AM EST. It was in force for 40 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 1, 2012, 4:05 AM EST (09:05 UTC)
In effect from
Jan 2, 2012, 1:00 AM EST
Expired
Jan 3, 2012, 5:00 PM EST
In force
40 hr
Issued by
NWS Baltimore/Washington

Counties Allegany County, MD, Highland County, VA, Grant County, WV, Mineral County, WV, Pendleton County, WV

The radar

The Sterling radar (KLWX), 144 km from the middle of the area, began a volume at 09:05 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

Washington/Dulle, VA (KIAD), launched 00:00Z, 9.1 hours before the alert went out and 152 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, Washington/Dulle, VA at 00:00Z on 2012-01-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 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, Washington/Dulle, VA at 00:00Z on 2012-01-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 160 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
1189 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
160 m²/s²
0-3 km storm-relative helicity
164 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.

429 
WWUS41 KLWX 010905
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
405 AM EST SUN JAN 1 2012

MDZ501-VAZ503-WVZ501-503-505-011715-
/O.UPG.KLWX.WS.A.0008.120102T1200Z-120103T2200Z/
/O.NEW.KLWX.WS.W.0001.120102T0600Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
405 AM EST SUN JAN 1 2012

...WINTER STORM WARNING IN EFFECT FROM 1 AM MONDAY TO 5 PM EST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WINTER STORM WARNING FOR SNOW...IN EFFECT FROM 1 AM
MONDAY TO 5 PM EST TUESDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...8 TO 14 INCHES WITH LOCALLY HIGHER AMOUNTS.

* TIMING...ACCUMULATING SNOW WILL BEGIN LATE TONIGHT. THE HEAVIEST
  SNOW WILL OCCUR MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* TEMPERATURES...HIGHS IN THE LOW TO UPPER 20S. LOWS IN THE LOW TO
  MID TEENS.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS OF 40 TO 50 MPH.

* IMPACTS...SNOW-COVERED ROADS AND VERY POOR VISIBILITIES WILL
  LEAD TO EXTREMELY HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

KRAMAR/SBK
8 follow-up statements
635 
WWUS41 KLWX 011801
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
101 PM EST SUN JAN 1 2012

MDZ501-VAZ503-WVZ501-503-505-020300-
/O.CON.KLWX.WS.W.0001.120102T0600Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
101 PM EST SUN JAN 1 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM MONDAY TO
5 PM EST TUESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...8 TO 14 INCHES WITH LOCALLY HIGHER AMOUNTS.

* TIMING...SOME WET SNOW THIS EVENING WILL TURN INTO ACCUMULATING
  SNOW BY LATE TONIGHT. OVERNIGHT SNOWFALL TOTALS ARE EXPECTED IN
  THE 1 TO 3 INCH RANGE...WITH THE HEAVIEST SNOW EXPECTED TO OCCUR FROM
  MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* TEMPERATURES...FALLING TO FREEZING BETWEEN 8 AND 10 PM THIS
  EVENING...CONTINUING TO FALL OVERNIGHT INTO THE LOWER 20S. WIND
  CHILL READINGS FALLING INTO THE SINGLE DIGITS OVERNIGHT. ON MON
  HIGHS IN THE LOW TO MID 20S. LOWS MON NIGHT LOWER TO MID TEENS.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS OF 35 TO 45 MPH.

* IMPACTS...SNOW-COVERED ROADS AND VERY POOR VISIBILITIES IN
  BLOWING SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

SMZ
448 
WWUS41 KLWX 020230
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
930 PM EST SUN JAN 1 2012

MDZ501-VAZ503-WVZ501-503-505-021030-
/O.CON.KLWX.WS.W.0001.120102T0600Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
930 PM EST SUN JAN 1 2012

...WINTER STORM WARNING REMAINS IN EFFECT FROM 1 AM MONDAY TO
5 PM EST TUESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...6 TO 10 INCHES OF SNOW.

* TIMING...WET SNOW THIS EVENING AT HIGHER ELEVATIONS WILL TURN TO
  ACCUMULATING SNOW LATE TONIGHT. OVERNIGHT SNOWFALL TOTALS ARE
  EXPECTED IN THE 1 TO 3 INCH RANGE. THE HEAVIEST SNOW IS EXPECTED
  TO OCCUR FROM MONDAY AFTERNOON THROUGH TUESDAY MORNING.

* TEMPERATURES...IN THE LOWER 20S.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 50 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$
661 
WWUS41 KLWX 020832
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
332 AM EST MON JAN 2 2012

VAZ503-WVZ501-505-021645-
/O.NEW.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
WESTERN HIGHLAND-WESTERN GRANT-WESTERN PENDLETON-
INCLUDING THE CITIES OF...HIGHTOWN...BAYARD...MOUNT STORM...
CIRCLEVILLE
332 AM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS
EVENING TO 9 AM EST TUESDAY. 

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...8 TO 12 INCHES OF SNOW...WITH ISOLATED HIGHER
  AMOUNTS. 

* TIMING...SNOW SHOWERS WILL INCREASE TODAY...AND BECOME HEAVY THIS
  EVENING AND TONIGHT.

* WIND CHILL VALUES...AS LOW AS -5 TO -10 DEGREES TONIGHT AND
  TOMORROW MORNING.

* TEMPERATURES...LOWER 20S TODAY AND LOWER TEENS TONIGHT.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. FROST BITE
  AND HYPOTHERMIA RISKS DUE TO THE COLD AND WIND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$

MDZ501-WVZ503-021645-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN MINERAL-
INCLUDING THE CITIES OF...FROSTBURG...ELK GARDEN
332 AM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...8 TO 12 INCHES OF SNOW.

* TIMING...SNOW SHOWERS WILL INCREASE TODAY...AND BECOME HEAVY
  THIS EVENING AND TONIGHT.

* TEMPERATURES...IN THE MID 20S.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

VAZ504-WVZ502-506-021645-
/O.NEW.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
EASTERN HIGHLAND-EASTERN GRANT-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...PETERSBURG...FRANKLIN
332 AM EST MON JAN 2 2012

...WIND CHILL ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS
EVENING TO 9 AM EST TUESDAY. 

* WIND CHILL VALUES...-5 TO -10 DEGREES.

* TEMPERATURES...TEENS.

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

* IMPACTS...FROST BITE AND HYPOTHERMIA RISKS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...MAKE SURE YOU WEAR A HAT AND
GLOVES.

&&

$$
SBK/HTS
456 
WWUS41 KLWX 021421
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
921 AM EST MON JAN 2 2012

WVZ502-021530-
/O.CAN.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
EASTERN GRANT-
INCLUDING THE CITY OF...PETERSBURG
921 AM EST MON JAN 2 2012

...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
CANCELLED THE WIND CHILL ADVISORY. 

WHILE WIND CHILLS WILL BE IN THE SINGLE DIGITS AT TIMES...THEY ARE
NOT EXPECTED TO REACH 5 BELOW.

$$

VAZ503-WVZ501-505-022230-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
/O.CON.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
WESTERN HIGHLAND-WESTERN GRANT-WESTERN PENDLETON-
INCLUDING THE CITIES OF...HIGHTOWN...BAYARD...MOUNT STORM...
CIRCLEVILLE
921 AM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 9 AM EST TUESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...8 TO 12 INCHES OF SNOW...WITH LOCALLY HIGHER
  AMOUNTS.

* TIMING...PERIODS OF LIGHT SNOW SHOWERS ARE EXPECTED THIS
  MORNING. INTENSITY WILL INCREASE THIS AFTERNOON AND WILL BECOME
  HEAVY TONIGHT AND TOMORROW MORNING.

* WIND CHILL VALUES...AS LOW AS 5 TO 10 DEGREES BELOW TONIGHT AND
  TOMORROW MORNING.

* TEMPERATURES...HIGHS IN THE LOW TO MID 20S. LOWS IN THE SINGLE
  DIGITS TO LOW TEENS.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND
  FROSTBITE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

MDZ501-WVZ503-022230-
/O.EXA.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN MINERAL-
INCLUDING THE CITIES OF...FROSTBURG...ELK GARDEN
921 AM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 9 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM 7 PM THIS
EVENING TO 9 AM EST TUESDAY. 

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...6 TO 12 INCHES OF SNOW.

* TIMING...PERIODS OF LIGHT SNOW SHOWERS ARE EXPECTED THIS
  MORNING. INTENSITY WILL INCREASE THIS AFTERNOON AND WILL BECOME
  HEAVY TONIGHT AND TOMORROW MORNING.

* WIND CHILL VALUES...AS LOW AS 5 TO 10 DEGREES BELOW TONIGHT AND
  TOMORROW MORNING.

* TEMPERATURES...HIGHS IN THE MID 20S. LOWS IN THE MID TO UPPER
  TEENS.

* WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND
  FROSTBITE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. 
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

VAZ504-WVZ506-022230-
/O.CON.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
EASTERN HIGHLAND-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...FRANKLIN
921 AM EST MON JAN 2 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 9 AM EST TUESDAY...

* WIND CHILL VALUES...AS LOW AS 5 TO 10 DEGREES BELOW TONIGHT AND
  TOMORROW.

* TEMPERATURES...HIGHS IN THE LOW 20S. LOWS IN THE LOW TEENS.

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

* IMPACTS...THE COMBINATION OF COLD AIR AND WIND COULD LEAD TO
  HYPOTHERMIA AND FROSTBITE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

KRAMAR
342 
WWUS41 KLWX 021954
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
254 PM EST MON JAN 2 2012

MDZ501-VAZ503-WVZ501-503-505-030400-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
/O.CON.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT-
WESTERN MINERAL-WESTERN PENDLETON-
INCLUDING THE CITIES OF...FROSTBURG...HIGHTOWN...BAYARD...
MOUNT STORM...ELK GARDEN...CIRCLEVILLE
254 PM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 9 AM EST TUESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...7 TO 14 INCHES OF SNOW.

* TIMING...SNOW SHOWER INTENSITY WILL INCREASE THIS AFTERNOON AND
  WILL BECOME HEAVY TONIGHT AND TOMORROW MORNING.

* WIND CHILL VALUES...AS LOW AS 5 TO 10 DEGREES BELOW TONIGHT 
  AND TOMORROW MORNING. 

* TEMPERATURES...LOWS IN THE LOW TEENS. HIGHS IN THE LOW 20S.

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

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE 
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND 
  FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

VAZ504-WVZ506-030400-
/O.CON.KLWX.WC.Y.0001.120103T0000Z-120103T1400Z/
EASTERN HIGHLAND-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...FRANKLIN
254 PM EST MON JAN 2 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 9 AM EST TUESDAY...

* WIND CHILL VALUES...AS LOW AS 5 TO 10 DEGREES BELOW TONIGHT 
  AND TOMORROW. 

* TEMPERATURES...LOWS IN THE SINGLE DIGITS TO LOW TEENS.

* WINDS...NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 30 MPH.

* IMPACTS...THE COMBINATION OF COLD AIR AND WIND COULD LEAD TO 
  HYPOTHERMIA AND FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

KRAMAR
490 
WWUS41 KLWX 030124
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
824 PM EST MON JAN 2 2012

VAZ503-WVZ501-505-030930-
/O.CAN.KLWX.WC.Y.0001.000000T0000Z-120103T1400Z/
/O.NEW.KLWX.WC.Y.0002.120103T0500Z-120103T1400Z/
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
WESTERN HIGHLAND-WESTERN GRANT-WESTERN PENDLETON-
INCLUDING THE CITIES OF...HIGHTOWN...BAYARD...MOUNT STORM...
CIRCLEVILLE
824 PM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 9 AM EST TUESDAY. 

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...6 TO 12 INCHES OF SNOW WITH LOCALLY HIGHER
  AMOUNTS TO 14 INCHES.

* TIMING...SNOW SHOWERS WILL BECOME HEAVY AT TIMES TONIGHT AND
  TUESDAY MORNING MORNING.

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES BELOW OVERNIGHT
  AND TUESDAY MORNING.

* TEMPERATURES...LOWS IN THE SINGLE DIGITS TO LOW TEENS. HIGHS IN
  THE LOW 20S.

* WINDS...NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH
  TONIGHT...INCREASING 20 TO 25 MPH WITH GUSTS UP TO 35 MPH ON
  TUESDAY.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE 
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND 
  FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

MDZ501-WVZ503-030930-
/O.CAN.KLWX.WC.Y.0001.000000T0000Z-120103T1400Z/
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN MINERAL-
INCLUDING THE CITIES OF...FROSTBURG...ELK GARDEN
824 PM EST MON JAN 2 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST
TUESDAY...
...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
CANCELLED THE WIND CHILL ADVISORY. 

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...6 TO 12 INCHES OF SNOW WITH LOCALLY HIGHER
  AMOUNTS TO 14 INCHES.

* TIMING...SNOW SHOWERS WILL BECOME HEAVY AT TIMES TONIGHT AND
  TUESDAY MORNING MORNING. 

* WIND CHILL VALUES...AS LOW AS 0 DEGREES LATE TONIGHT AND TUESDAY
  MORNING.

* TEMPERATURES...LOWS IN THE MID TEENS. HIGHS IN THE LOW 20S.

* WINDS...NORTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH
  TONIGHT....INCREASING 15 TO 25 MPH WITH GUSTS UP TO 35 MPH ON
  TUESDAY.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

VAZ504-WVZ506-030930-
/O.CAN.KLWX.WC.Y.0001.000000T0000Z-120103T1400Z/
/O.NEW.KLWX.WC.Y.0002.120103T0500Z-120103T1400Z/
EASTERN HIGHLAND-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...FRANKLIN
824 PM EST MON JAN 2 2012

...WIND CHILL ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
EST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BALTIMORE MD/WASHINGTON HAS
ISSUED A WIND CHILL ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 9 AM EST TUESDAY. 

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES BELOW OVERNIGHT
  AND TUESDAY MORNING.

* TEMPERATURES...LOWS IN THE SINGLE DIGITS TO LOW TEENS.

* WINDS...NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* IMPACTS...THE COMBINATION OF COLD AIR AND WIND COULD LEAD TO 
  HYPOTHERMIA AND FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$
958 
WWUS41 KLWX 030853
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
353 AM EST TUE JAN 3 2012

VAZ503-WVZ501-505-031700-
/O.EXT.KLWX.WC.Y.0002.000000T0000Z-120104T1200Z/
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
WESTERN HIGHLAND-WESTERN GRANT-WESTERN PENDLETON-
INCLUDING THE CITIES OF...HIGHTOWN...BAYARD...MOUNT STORM...
CIRCLEVILLE
353 AM EST TUE JAN 3 2012

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 7 AM EST WEDNESDAY...
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...ADDITIONAL ACCUMULATION OF 3 TO 6 INCHES. STORM
  TOTAL AMOUNTS OF 6 TO 12 INCHES...WITH LOCALLY HIGHER AMOUNTS TO
  14 INCHES.

* TIMING...HEAVY SNOW SHOWERS AT TIMES THROUGH EARLY
  AFTERNOON...THEN TAPERING OFF.

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES THROUGH TONIGHT. 

* TEMPERATURES...HIGHS IN THE TEENS TODAY. SINGLE DIGITS TONIGHT.

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

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE 
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND 
  FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

MDZ501-WVZ503-031700-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN MINERAL-
INCLUDING THE CITIES OF...FROSTBURG...ELK GARDEN
353 AM EST TUE JAN 3 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...ADDITIONAL ACCUMULATION OF 3 TO 6 INCHES. STORM
  TOTAL AMOUNTS OF 6 TO 12 INCHES.

* TIMING...SNOW SHOWERS WILL BECOME HEAVY AT TIMES TONIGHT AND 
  TUESDAY MORNING MORNING. 

* WIND CHILL VALUES...AS LOW AS 0 DEGREES.

* TEMPERATURES...TEENS.

* WINDS...NORTHWEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

VAZ504-WVZ506-031700-
/O.EXT.KLWX.WC.Y.0002.000000T0000Z-120104T1200Z/
EASTERN HIGHLAND-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...FRANKLIN
353 AM EST TUE JAN 3 2012

...WIND CHILL ADVISORY NOW IN EFFECT UNTIL 7 AM EST WEDNESDAY...

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES BELOW.

* TEMPERATURES...TEENS.

* WINDS...NORTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* IMPACTS...THE COMBINATION OF COLD AIR AND WIND COULD LEAD TO 
  HYPOTHERMIA AND FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$
SBK
385 
WWUS41 KLWX 031529
WSWLWX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1029 AM EST TUE JAN 3 2012

VAZ503-WVZ501-505-032330-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
/O.CON.KLWX.WC.Y.0002.000000T0000Z-120104T1200Z/
WESTERN HIGHLAND-WESTERN GRANT-WESTERN PENDLETON-
INCLUDING THE CITIES OF...HIGHTOWN...BAYARD...MOUNT STORM...
CIRCLEVILLE
1029 AM EST TUE JAN 3 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...
...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
WEDNESDAY...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...ADDITIONAL ACCUMULATION OF 2 TO 4 INCHES. 
  STORM TOTAL AMOUNTS OF 6 TO 12 INCHES...WITH LOCALLY HIGHER 
  AMOUNTS TO 14 INCHES. 

* TIMING...HEAVY SNOW SHOWERS AT TIMES THROUGH EARLY AFTERNOON...
  THEN TAPERING OFF. 

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES THROUGH TONIGHT.

* TEMPERATURES...HIGHS IN THE TEENS TODAY. SINGLE DIGITS TONIGHT.

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

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. THE 
  COMBINATION OF COLD AIR AND WIND COULD LEAD TO HYPOTHERMIA AND 
  FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

MDZ501-WVZ503-032200-
/O.CON.KLWX.WS.W.0001.000000T0000Z-120103T2200Z/
EXTREME WESTERN ALLEGANY-WESTERN MINERAL-
INCLUDING THE CITIES OF...FROSTBURG...ELK GARDEN
1029 AM EST TUE JAN 3 2012

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM EST THIS
AFTERNOON...

* PRECIPITATION TYPE...SNOW.

* ACCUMULATIONS...ADDITIONAL ACCUMULATION OF 1 TO 3 INCHES. STORM
  TOTAL AMOUNTS OF 6 TO 12 INCHES.

* TIMING...SNOW SHOWERS WILL BECOME HEAVY AT TIMES TONIGHT AND 
  TUESDAY MORNING MORNING. 

* WIND CHILL VALUES...AS LOW AS 0 DEGREES.

* TEMPERATURES...TEENS.

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

* IMPACTS...SNOW-COVERED ROADS AND POOR VISIBILITIES IN BLOWING 
  SNOW WILL LEAD TO VERY HAZARDOUS DRIVING CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL
MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

&&

$$

VAZ504-WVZ506-032330-
/O.CON.KLWX.WC.Y.0002.000000T0000Z-120104T1200Z/
EASTERN HIGHLAND-EASTERN PENDLETON-
INCLUDING THE CITIES OF...MONTEREY...FRANKLIN
1029 AM EST TUE JAN 3 2012

...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 7 AM EST
WEDNESDAY...

* WIND CHILL VALUES...AS LOW AS 0 TO 10 DEGREES BELOW.

* TEMPERATURES...TEENS.

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

* IMPACTS...THE COMBINATION OF COLD AIR AND WIND COULD LEAD TO 
  HYPOTHERMIA AND FROSTBITE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN.
IF YOU MUST VENTURE OUTDOORS...WEAR A HAT AND GLOVES.

&&

$$

What forecasters said that day

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

NWS Baltimore/Washington wrote its last area forecast discussion before this winter storm warning went out at Jan 1, 3:58 AM EST, 7 minutes earlier.

Area forecast discussion, Jan 1, 3:58 AM EST, 7 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
358 AM EST SUN JAN 1 2012

.SYNOPSIS...
A STRONG COLD FRONT WILL MOVE THROUGH TODAY. GUSTY NORTHWEST
WINDS AND PROGRESSIVELY COLDER TEMPERATURES ARE EXPECTED MONDAY
AND TUESDAY. HIGH PRESSURE PASSES ON WEDNESDAY...WITH MODERATING
TEMPERATURES EXPECTED FOR THE LATTER PORTION OF THE WEEK.

&&

.NEAR TERM /UNTIL 6 AM MONDAY/...

HIGH PRESSURE MOVES INTO THE AREA TONIGHT WITH CLEARING SKIES.

SUNDAY ANOTHER ABNORMALLY WARM DAY ACROSS THE RGN TO USHER IN THE
NEW YR. CD FNT WL BE MOVG INTO THE MTNS LATE TMRW AFTN...ALLOWING
THE MID ATLC TO HV A FINAL DAY OF SRLY FLOW...ENABLING TEMPS TO
RISE INTO THE U50S.

LATE SUNDAY A STRONG COLD FRONT WILL MOVE INTO THE REGION BRINGING
AN ABRUPT CHG IN TEMPS. THE FRONT WILL BE MOVING QUICKLY...AND THE
IS A LITTLE INSTABILITY AS IT MOVES THROUGH. THINK IT WILL BE A
DRY FROPA FOR MOST...BUT WILL INCLUDE A SLIGHT CHANCE FOR A SHOWER
ACROSS OUR NORTHERN HALF...HIGHER CHANCE AS YOU MOVE NW AND GET
INTO THE MOUNTAINS.

MODELS IN PRETTY GOOD AGREEMENT ON TIMING OF CAA BEHIND THE COLD
FRONT SUN EVENING. THERE COULD BE A FEW LINGERING RAIN SHOWERS
BEHIND THE FRONT IN NE PORTIONS OF THE CWA SUN EVENING...BUT THEY
WOULD BE BRIEF.

*NOT REALLY A CHG IN THOUGHT - BUT WANT TO ADD THAT WE FEEL THE
 NEXT SHIFT WL NEED TO CONSIDER ISSUING A WIND ADVSRY FOR THE
 HIGHER ELEVS FOR SUN NGT. WE HV G50 MPH IN THE ZNS FOR SUN NGT
 WHICH WOULD BE OF ADVSRY LVL. THIS IS A 1ST/2ND PD PRODUCT...SO
 IT IS STILL TOO EARLY FOR ISSUANCE.

&&

.SHORT TERM /6 PM THIS EVENING THROUGH TUESDAY NIGHT/...
ERY WK WX WILL BE DOMINATED BY INTENSE CAA IN STRONG NW FLOW.
MID-ATLC WILL RESIDE BENEATH DEEP UPR TROF AND BTWN LOPRES OVR
CANADIAN MARITIMES AND HIPRES BUILDING IN FROM MS VLY.  COOLER...YET
STILL SEASONABLE...TEMPS ARE XPCD MON/MON NGT...BEFORE H8 TEMPS
PLUMMET TO AOB -15C TUE...TRANSLATING TO MAXIMA RNGG FROM TEENS AT
HIGHER ELEVATIONS TO M30S CENTRAL FOOTHILLS/PIEDMONT AND SRN MD.
MINIMA TUE NGT SHUD BE COLDEST OF SEASON THUS FAR...TEENS MOST
LOCATIONS.

STEEP LLVL LAPSE RATES/GOOD INSTABILITY...DEEP MOIST LYR...AND
UPSLOPE FLOW SHUD LEAD TO SIGNIFICANT SNOWFALL IN FAVORED AREAS...AND
WSW IN EFFECT THRU TUE WHERE ACCUMS IN EXCESS OF 6IN/12HR AND
8IN/24HR LIKELY. E OF ALLEGHENY FRONT...DOWNSLOPING WILL RESTRICT PRECIP
TO SCATTERED -SNSH ACRS THE POTOMAC HIGHLANDS...WITH ONLY FLURRIES
ACRS SHEN VLY AND BLUE RIDGE. ELSEWHERE...BKN/OVC CONDS IN SC.
UPSLOPE SN SHUD TAPER OF LATE TUE AS MOIST LYR BECOMES QUITE SHALLOW
AND WINDS BCM MORE WLY.

GUSTY NW WINDS MON/TUE...AT LEAST 35 KTS ACRS MTNS...WILL CREATE
BLOWING/DRIFTING SN IN WRNG AREA...AND NEAR BLIZZARD CONDS/ZERO VSBY
PSBL. WILL CHILL VALUES ALSO OF CONCERN...XPCD TO DROP TO AS LOW AS
-10F IN HIGHER RIDGES. WIND CHILLS IN TEENS/SOME SINGLE DIGITS/ FCST
FOR REMAINDER OF CWA...WITH LOWEST VALUES MON NGT AND ERY TUE.

&&

.LONG TERM /WEDNESDAY THROUGH SATURDAY/...
SFC RDG PASSES S OF RGN ON WED...WITH CONTD BELOW NRML TEMPS FOR
MID-ATLC. WED NGT/THU...SHRTWV TROF PASSES N OF RGN...PROVIDING
ANOTHER OPPORTUNITY FOR UPSLOPE SNSH...MOSTLY LGT...ACRS WRN ZONES.
ZONAL FLOW ESTABLISHES FOR THU THRU SAT...ALLOWING TEMPS TO MODERATE
AND RISE TO ABV NRML. NEXT SHRTWV TROF/CDFNT POISED TO IMPACT RGN
NEXT WKEND.

&&

.AVIATION /09Z SUNDAY THROUGH THURSDAY/...
VFR CONDS TONIGHT THROUGH SUNDAY.

COULD BE A BRIEF PERIOD OF MVFR WITH FROPA SUNDAY NGT.

BREEZY NW WIND BEHIND THE COLD FRONT THAT CROSSED THE REGION THIS
MORNING WILL DIMINISH THROUGH THE EVENING. WIND WILL SHIFT TO THE SE
OVERNIGHT AS ANOTHER FRONT APPROACHES THE AREA.

A STRONG COLD FRONT WILL CROSS THE REGION SUN EVENING...WITH SOME
MVFR CIGS IN SHOWERS EARLY SUN EVENING FOR BWI/MTN.

DESPITE XTDD PERIOD CIGS JUST ABV 3KFT MON THRU AT LEAST TUE...VFR
CONDS SHUD PREVAIL MUCH OF THE WK. GUSTY NW WINDS...IN EXCESS OF 30
KTS AT TIMES...FCST FOR MON/TUE...BEFORE HIPRES BUILDS IN
WED...BRINGING LIGHTER WINDS.

&&

.MARINE...
WINDS BELOW ADVISORY CRITERIA OVRNGT.

WINDS WILL INCREASE AGAIN SUNDAY IN ADVANCE OF AND BEHIND THE COLD
FRONT WITH A RETURN TO ADVISORY LEVELS.

ADZY EXTDD FOR WATER THRU MON AS TIGHT PRES GRADIENT WILL SUPPORT 25
KT GUSTS. GUSTS AT LEAST AS INTENSE WILL CONT INTO TUE NGT AND SCA
WILL BE NECESSARY DURG THIS PERIOD. RISK FOR GALES INCR OVNGT MON
AND TUE...AND MAY PERSIST INTO TUE NGT. HIPRES BUILDS IN
WED...LEADING TO DIMINISHED WINDS.

&&

.LWX WATCHES/WARNINGS/ADVISORIES...
DC...NONE.
MD...WINTER STORM WARNING FROM 1 AM MONDAY TO 5 PM EST TUESDAY FOR
     MDZ501.
VA...WINTER STORM WARNING FROM 1 AM MONDAY TO 5 PM EST TUESDAY FOR
     VAZ503.
WV...WINTER STORM WARNING FROM 1 AM MONDAY TO 5 PM EST TUESDAY FOR
     WVZ501-503-505.
MARINE...SMALL CRAFT ADVISORY FROM 11 AM THIS MORNING TO 6 PM EST
     MONDAY FOR ANZ530>543.

&&

SYNOPSIS...SBK
NEAR TERM...CAS/ABW/SMZ
SHORT TERM...SBK
LONG TERM...SBK
AVIATION...SBK/CJL/ABW
MARINE...SBK/CJL/ABW
Hazardous weather outlook, Dec 31, 6:48 PM EST, 9 hours 17 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
648 PM EST SAT DEC 31 2011

ANZ530>543-DCZ001-MDZ006-007-011-013-014-016>018-VAZ052>057-
011000-
CHESAPEAKE BAY NORTH OF POOLES ISLAND MD-
CHESAPEAKE BAY FROM POOLES ISLAND TO SANDY POINT MD-
CHESAPEAKE BAY FROM SANDY POINT TO NORTH BEACH MD-
CHESAPEAKE BAY FROM NORTH BEACH TO DRUM POINT MD-
CHESAPEAKE BAY FROM DRUM POINT MD TO SMITH POINT VA-
TIDAL POTOMAC FROM KEY BRIDGE TO INDIAN HEAD MD-
TIDAL POTOMAC FROM INDIAN HEAD TO COBB ISLAND MD-
TIDAL POTOMAC FROM COBB ISLAND MD TO SMITH POINT VA-
PATAPSCO RIVER INCLUDING BALTIMORE HARBOR-
CHESTER RIVER TO QUEENSTOWN MD-EASTERN BAY-
CHOPTANK RIVER TO CAMBRIDGE MD AND THE LITTLE CHOPTANK RIVER-
PATUXENT RIVER TO BROOMES ISLAND MD-
TANGIER SOUND AND THE INLAND WATERS SURROUNDING BLOODSWORTH
ISLAND-DISTRICT OF COLUMBIA-NORTHERN BALTIMORE-HARFORD-
SOUTHERN BALTIMORE-PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-
CALVERT-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX-
ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA-
KING GEORGE-
648 PM EST SAT DEC 31 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE MARYLAND PORTION OF THE
CHESAPEAKE BAY...TIDAL POTOMAC RIVER...AND ADJACENT COUNTIES IN
CENTRAL MARYLAND AND NORTHERN VIRGINIA AS WELL AS THE DISTRICT OF
COLUMBIA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A SMALL CRAFT ADVISORY IS NOW IN EFFECT SUNDAY AFTERNOON THROUGH
SUNDAY NIGHT FOR THE MARYLAND CHESAPEAKE BAY AND FOR THE TIDAL
POTOMAC RIVER FROM COBB ISLAND TO SMITH POINT...AND FOR THE UPPER
TIDAL POTOMAC NORTH OF COBB ISLAND FROM 1 AM SUNDAY NIGHT.

A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED MONDAY THROUGH
TUESDAY NIGHT FOR THE WATERS. A GALE WARNING MAY BE NEEDED MONDAY
AND TUESDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

MDZ003>005-009-010-501-502-VAZ025>031-036>040-042-050-051-501>504-
WVZ050>053-055-501>506-011000-
WASHINGTON-FREDERICK MD-CARROLL-MONTGOMERY-HOWARD-
EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON-
ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER-
NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN HIGHLAND-
EASTERN HIGHLAND-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-
WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL-
WESTERN PENDLETON-EASTERN PENDLETON-
648 PM EST SAT DEC 31 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN WEST VIRGINIA...
NORTHERN AND CENTRAL VIRGINIA...AND CENTRAL AND WESTERN MARYLAND
WITH THE EXCEPTION OF GARRETT COUNTY.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A WIND ADVISORY MAY BE REQUIRED SUNDAY NIGHT AND MONDAY AT THE
HIGHER ELEVATIONS.

A WINTER STORM WATCH BEGINS MONDAY MORNING AND CONTINUES THROUGH
TUESDAY EVENING FOR THE WEST-FACING UPSLOPE MOUNTAINS ALONG THE
ALLEGHENY FRONT FOR ACCUMULATING SNOW AND BLOWING SNOW CONDITIONS.

WIND CHILLS OF 5 TO 10 BELOW ZERO ARE EXPECTED BOTH MONDAY NIGHT
AND TUESDAY NIGHT AT HIGHER ELEVATIONS OF THE POTOMAC HIGHLANDS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 1, 3:17 PM ESTWind AdvisoryLWXGrant, Mineral, Pendleton12 hr

Nearby

Winter Storm Warnings in West Virginia, 2012Winter Storm Warnings in Virginia, 2012Winter Storm Warnings in Maryland, 2012Every winter storm 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.