Statement as of 4:38 AM EST on January 24, 2010
... Flash Flood Watch now in effect from 3 PM EST this afternoon
through Monday morning...
The Flash Flood Watch is now in effect for
* portions of Maryland... Virginia and northeast West Virginia.
* From 3 PM EST this afternoon through Monday morning
* a cold front will approach the area this afternoon and
tonight... bringing moderate to heavy rainfall. Rainfall amounts
of 1 to 2 inches are expected through early Monday
morning... with locally higher amounts in excess of 2 inches
possible.
* Flash flood guidance is low across the area. As little as one
half of an inch to one inch of rainfall in one hour or one to
one and a half inches of rainfall in three hours may cause
streams and creeks to overflow their banks.
Precautionary/preparedness actions...
A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.
You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.
Showing posts with label NOAA. Show all posts
Showing posts with label NOAA. Show all posts
Sunday, January 24, 2010
Thursday, January 21, 2010
WINTER STORM WARNING IN EFFECT FROM THIS EVENING TO FRIDAY AFTERNOON
National Weather Service Statement as of 4:09 AM EST on January 21, 2010
... Winter Storm Watch remains in effect from this evening through
Friday afternoon...
A Winter Storm Watch remains in effect from this evening through
Friday afternoon.
* Precipitation type... freezing rain... sleet... and snow.
* Accumulations... potential for ice accumulation of one quarter
inch. Snow and sleet accumulation of 5 inches or more is
possible.
* Timing... Thursday evening through Friday.
* Temperatures... upper 20s to lower 30s throughout the event.
* Winds... north-northeast 5 10 10 mph through Thursday night...
and 15 to 20 mph Friday.
Precautionary/preparedness actions...
A Winter Storm Watch means there is a potential for significant
snow... sleet... or ice accumulations that may impact travel.
Continue to monitor the latest forecasts.
... Winter Storm Watch remains in effect from this evening through
Friday afternoon...
A Winter Storm Watch remains in effect from this evening through
Friday afternoon.
* Precipitation type... freezing rain... sleet... and snow.
* Accumulations... potential for ice accumulation of one quarter
inch. Snow and sleet accumulation of 5 inches or more is
possible.
* Timing... Thursday evening through Friday.
* Temperatures... upper 20s to lower 30s throughout the event.
* Winds... north-northeast 5 10 10 mph through Thursday night...
and 15 to 20 mph Friday.
Precautionary/preparedness actions...
A Winter Storm Watch means there is a potential for significant
snow... sleet... or ice accumulations that may impact travel.
Continue to monitor the latest forecasts.
Friday, December 18, 2009
WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 AM EST SUNDAY
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA
Event: Winter Storm Warning
Alert:
...WINTER STORM WARNING NOW IN EFFECT FROM 9 PM THIS EVENING TO
6 AM EST SUNDAY...
THE WINTER STORM WARNING IS NOW IN EFFECT FROM 9 PM THIS EVENING
TO 6 AM EST SUNDAY.
* PRECIPITATION TYPE...SNOW.
* ACCUMULATIONS...HEAVY SNOW WITH ACCUMULATIONS OF 10 TO 16 INCHES
THROUGH SATURDAY NIGHT.
* TIMING...SNOW WILL BEGIN FRIDAY NIGHT BETWEEN 9 AND 11 PM. SNOW
WILL BE HEAVIEST FROM 4 AM TO 4 PM SATURDAY.
* TEMPERATURES...TEMPERATURES WILL HOVER IN THE LOW TO MID 20S.
* WINDS...10 TO 15 MPH THROUGH THE EVENT...WITH GUSTS TO 25 MPH
SATURDAY AND SUNDAY.
Instructions: A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. CONDITIONS WILL DETERIORATE VERY RAPIDLY EARLY SATURDAY MORNING AND WILL MAKE TRAVEL EXTREMELY TREACHEROUS.
Target Area: Hampshire Morgan Berkeley Jefferson Pendleton Hardy Western Mineral Eastern Mineral
Event: Winter Storm Warning
Alert:
...WINTER STORM WARNING NOW IN EFFECT FROM 9 PM THIS EVENING TO
6 AM EST SUNDAY...
THE WINTER STORM WARNING IS NOW IN EFFECT FROM 9 PM THIS EVENING
TO 6 AM EST SUNDAY.
* PRECIPITATION TYPE...SNOW.
* ACCUMULATIONS...HEAVY SNOW WITH ACCUMULATIONS OF 10 TO 16 INCHES
THROUGH SATURDAY NIGHT.
* TIMING...SNOW WILL BEGIN FRIDAY NIGHT BETWEEN 9 AND 11 PM. SNOW
WILL BE HEAVIEST FROM 4 AM TO 4 PM SATURDAY.
* TEMPERATURES...TEMPERATURES WILL HOVER IN THE LOW TO MID 20S.
* WINDS...10 TO 15 MPH THROUGH THE EVENT...WITH GUSTS TO 25 MPH
SATURDAY AND SUNDAY.
Instructions: A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. CONDITIONS WILL DETERIORATE VERY RAPIDLY EARLY SATURDAY MORNING AND WILL MAKE TRAVEL EXTREMELY TREACHEROUS.
Target Area: Hampshire Morgan Berkeley Jefferson Pendleton Hardy Western Mineral Eastern Mineral
Saturday, December 5, 2009
Urgent Weather Message for Eastern Mineral, WV
URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 450 AM EST SAT DEC 5 2009.
LOW PRESSURE IN THE NORTHERN GULF OF MEXICO WILL MOVE UP THE MID ATLANTIC COAST TODAY AND THEN EAST OF THE DELMARVA TOWARD THE GULF OF
MAINE TONIGHT. THIS WILL BRING SNOW TO THE MID ATLANTIC STATES.
WASHINGTON-EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-FREDERICK VA-CLARKE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-WESTERN MINERAL-EASTERN MINERAL-INCLUDING THE CITIES OF...HAGERSTOWN...FROSTBURG...CUMBERLAND...WINCHESTER...MARTINSBURG...CHARLES TOWN...EMORYVILLE...HARTMANSVILLE...KEYSER...FORT ASHBY 450 AM EST SAT DEC 5 2009
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 9 PM EST THIS EVENING
A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 9 PM EST THIS EVENING. PRECIPITATION IS EXPECTED TO BEGIN ACROSS THE NORTHERN PANHANDLE OF WEST VIRGINIA...NORTH CENTRAL MARYLAND AND EXTREME NORTHERN VIRGINIA AROUND SUNRISE. TO START...A MIX OF RAIN AND SNOW WILL OCCUR. HOWEVER...AS COLDER AIR FILTERS IN...PRECIPITATION IS EXPECTED TO CHANGE TO ALL SNOW DURING THE MID MORNING.
SNOW WILL BECOME MODERATE DURING THE AFTERNOON WHICH MAY REDUCE VISIBILITIES TO ONE QUARTER MILE OR LESS. SNOW WILL TAPER OFF DURING THE EVENING.
SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED...WITH THE HIGHEST AMOUNTS ACROSS THE HIGHLANDS OF HAMPSHIRE COUNTY. TEMPERATURES BELOW FREEZING WILL LEAD TO SLIPPERY CONDITIONS. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 450 AM EST SAT DEC 5 2009.
LOW PRESSURE IN THE NORTHERN GULF OF MEXICO WILL MOVE UP THE MID ATLANTIC COAST TODAY AND THEN EAST OF THE DELMARVA TOWARD THE GULF OF
MAINE TONIGHT. THIS WILL BRING SNOW TO THE MID ATLANTIC STATES.
WASHINGTON-EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-FREDERICK VA-CLARKE-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-WESTERN MINERAL-EASTERN MINERAL-INCLUDING THE CITIES OF...HAGERSTOWN...FROSTBURG...CUMBERLAND...WINCHESTER...MARTINSBURG...CHARLES TOWN...EMORYVILLE...HARTMANSVILLE...KEYSER...FORT ASHBY 450 AM EST SAT DEC 5 2009
WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 9 PM EST THIS EVENING
A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 7 AM THIS
MORNING TO 9 PM EST THIS EVENING. PRECIPITATION IS EXPECTED TO BEGIN ACROSS THE NORTHERN PANHANDLE OF WEST VIRGINIA...NORTH CENTRAL MARYLAND AND EXTREME NORTHERN VIRGINIA AROUND SUNRISE. TO START...A MIX OF RAIN AND SNOW WILL OCCUR. HOWEVER...AS COLDER AIR FILTERS IN...PRECIPITATION IS EXPECTED TO CHANGE TO ALL SNOW DURING THE MID MORNING.
SNOW WILL BECOME MODERATE DURING THE AFTERNOON WHICH MAY REDUCE VISIBILITIES TO ONE QUARTER MILE OR LESS. SNOW WILL TAPER OFF DURING THE EVENING.
SNOW ACCUMULATIONS OF 2 TO 5 INCHES CAN BE EXPECTED...WITH THE HIGHEST AMOUNTS ACROSS THE HIGHLANDS OF HAMPSHIRE COUNTY. TEMPERATURES BELOW FREEZING WILL LEAD TO SLIPPERY CONDITIONS. A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.
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