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Home > Alerts > Maryland

Last update:  07.06.09 - Mon - 08:03:22 AM (EDT)

Current Watches, Warnings and Advisories for Maryland
Issued by the National Weather Service

This page is expected to be phased out and replaced by the new version available here (County listing) by December of 2009. Please update your bookmarks and feed readers!;

XML List of Active Alerts by County

Carroll
     dense fog advisory
     short term forecast
Central, Eastern Allegany
     dense fog advisory
     short term forecast
Frederick
     dense fog advisory
     short term forecast
Howard
     short term forecast
Montgomery
     short term forecast
Washington
     dense fog advisory
     short term forecast

Short Term Forecast

Washington (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061230-
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
722 AM EDT MON JUL 6 2009
.NOW...
...DENSE FOG ADVISORY UNTIL 9 AM THIS MORNING...
AREAS OF DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL
MARYLAND...EASTERN WEST VIRGINIA...NORTHERN VIRGINIA INCLUDING THE
POTOMAC HIGHLANDS AND SHENANDOAH VALLEY EARLY THIS MORNING. THE FOG
WILL REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO LESS THAN
ONE QUARTER MILE AT TIMES...BEFORE DISSIPATING DURING MID MORNING.
USE EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Dense Fog Advisory

Washington (Maryland)

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
510 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061300-
/O.NEW.KLWX.FG.Y.0006.090706T0910Z-090706T1300Z/
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
CUMBERLAND...HARRISONBURG...WINCHESTER...FRONT ROYAL...
WASHINGTON...CULPEPER...MARTINSBURG...CHARLES TOWN...PETERSBURG...
KEYSER...FORT ASHBY
510 AM EDT MON JUL 6 2009
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EDT THIS
MORNING.
DENSE FOG HAS LOWERED VISIBILITIES TO BELOW ONE QUARTER MILE EARLY
THIS MORNING ACROSS PARTS OF CENTRAL MARYLAND...THE EASTERN WEST
VIRGINIA PANHANDLE...THE SHENANDOAH VALLEY...AND NORTHERN
VIRGINIA. THE DENSE FOG IS EXPECTED TO CONTINUE INTO THE MONDAY
MORNING COMMUTE BEFORE DISSIPATING DURING THE MID MORNING HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU.
$$
Issuing Weather Forecast Office Homepage

Dense Fog Advisory

Frederick (Maryland)

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
510 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061300-
/O.NEW.KLWX.FG.Y.0006.090706T0910Z-090706T1300Z/
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
CUMBERLAND...HARRISONBURG...WINCHESTER...FRONT ROYAL...
WASHINGTON...CULPEPER...MARTINSBURG...CHARLES TOWN...PETERSBURG...
KEYSER...FORT ASHBY
510 AM EDT MON JUL 6 2009
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EDT THIS
MORNING.
DENSE FOG HAS LOWERED VISIBILITIES TO BELOW ONE QUARTER MILE EARLY
THIS MORNING ACROSS PARTS OF CENTRAL MARYLAND...THE EASTERN WEST
VIRGINIA PANHANDLE...THE SHENANDOAH VALLEY...AND NORTHERN
VIRGINIA. THE DENSE FOG IS EXPECTED TO CONTINUE INTO THE MONDAY
MORNING COMMUTE BEFORE DISSIPATING DURING THE MID MORNING HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU.
$$
Issuing Weather Forecast Office Homepage

Short Term Forecast

Frederick (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061230-
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
722 AM EDT MON JUL 6 2009
.NOW...
...DENSE FOG ADVISORY UNTIL 9 AM THIS MORNING...
AREAS OF DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL
MARYLAND...EASTERN WEST VIRGINIA...NORTHERN VIRGINIA INCLUDING THE
POTOMAC HIGHLANDS AND SHENANDOAH VALLEY EARLY THIS MORNING. THE FOG
WILL REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO LESS THAN
ONE QUARTER MILE AT TIMES...BEFORE DISSIPATING DURING MID MORNING.
USE EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Dense Fog Advisory

Carroll (Maryland)

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
510 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061300-
/O.NEW.KLWX.FG.Y.0006.090706T0910Z-090706T1300Z/
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
CUMBERLAND...HARRISONBURG...WINCHESTER...FRONT ROYAL...
WASHINGTON...CULPEPER...MARTINSBURG...CHARLES TOWN...PETERSBURG...
KEYSER...FORT ASHBY
510 AM EDT MON JUL 6 2009
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EDT THIS
MORNING.
DENSE FOG HAS LOWERED VISIBILITIES TO BELOW ONE QUARTER MILE EARLY
THIS MORNING ACROSS PARTS OF CENTRAL MARYLAND...THE EASTERN WEST
VIRGINIA PANHANDLE...THE SHENANDOAH VALLEY...AND NORTHERN
VIRGINIA. THE DENSE FOG IS EXPECTED TO CONTINUE INTO THE MONDAY
MORNING COMMUTE BEFORE DISSIPATING DURING THE MID MORNING HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU.
$$
Issuing Weather Forecast Office Homepage

Short Term Forecast

Carroll (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061230-
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
722 AM EDT MON JUL 6 2009
.NOW...
...DENSE FOG ADVISORY UNTIL 9 AM THIS MORNING...
AREAS OF DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL
MARYLAND...EASTERN WEST VIRGINIA...NORTHERN VIRGINIA INCLUDING THE
POTOMAC HIGHLANDS AND SHENANDOAH VALLEY EARLY THIS MORNING. THE FOG
WILL REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO LESS THAN
ONE QUARTER MILE AT TIMES...BEFORE DISSIPATING DURING MID MORNING.
USE EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Short Term Forecast

Montgomery (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ009-010-VAZ021-025-036-037-041-042-052-055-056-061230-
MONTGOMERY-HOWARD-HIGHLAND-AUGUSTA-NELSON-ALBEMARLE-FAUQUIER-
LOUDOUN-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-STAFFORD-
SPOTSYLVANIA-
722 AM EDT MON JUL 6 2009
.NOW...
PATCHY DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL AND NORTHERN
VIRGINIA AS WELL AS CENTRAL MARYLAND EARLY THIS MORNING. THE FOG WILL
REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO ONE QUARTER MILE
AT TIMES...BEFORE DISSIPATING DURING THE MID MORNING HOURS. USE
EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Short Term Forecast

Howard (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ009-010-VAZ021-025-036-037-041-042-052-055-056-061230-
MONTGOMERY-HOWARD-HIGHLAND-AUGUSTA-NELSON-ALBEMARLE-FAUQUIER-
LOUDOUN-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-STAFFORD-
SPOTSYLVANIA-
722 AM EDT MON JUL 6 2009
.NOW...
PATCHY DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL AND NORTHERN
VIRGINIA AS WELL AS CENTRAL MARYLAND EARLY THIS MORNING. THE FOG WILL
REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO ONE QUARTER MILE
AT TIMES...BEFORE DISSIPATING DURING THE MID MORNING HOURS. USE
EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Short Term Forecast

Central, Eastern Allegany (Maryland)

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
722 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061230-
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
722 AM EDT MON JUL 6 2009
.NOW...
...DENSE FOG ADVISORY UNTIL 9 AM THIS MORNING...
AREAS OF DENSE FOG WILL CONTINUE OVER PARTS OF CENTRAL
MARYLAND...EASTERN WEST VIRGINIA...NORTHERN VIRGINIA INCLUDING THE
POTOMAC HIGHLANDS AND SHENANDOAH VALLEY EARLY THIS MORNING. THE FOG
WILL REDUCE VISIBILITIES DURING THE MORNING COMMUTE TO LESS THAN
ONE QUARTER MILE AT TIMES...BEFORE DISSIPATING DURING MID MORNING.
USE EXTRA CAUTION WHEN DRIVING BY SLOWING DOWN AND USING YOUR
LOW BEAM HEADLIGHTS WHILE LEAVING EXTRA DISTANCE BETWEEN THE
VEHICLE AHEAD OF YOU.
$$
Issuing Weather Forecast Office Homepage

Dense Fog Advisory

Central, Eastern Allegany (Maryland)

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
510 AM EDT MON JUL 6 2009
MDZ003>005-502-VAZ026>031-038>040-050-051-WVZ050>055-502-504-
061300-
/O.NEW.KLWX.FG.Y.0006.090706T0910Z-090706T1300Z/
WASHINGTON-FREDERICK MD-CARROLL-CENTRAL AND EASTERN ALLEGANY-
ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-
MADISON-RAPPAHANNOCK-ORANGE-CULPEPER-HAMPSHIRE-MORGAN-BERKELEY-
JEFFERSON-PENDLETON-HARDY-EASTERN GRANT-EASTERN MINERAL-
INCLUDING THE CITIES OF...HAGERSTOWN...FREDERICK...WESTMINSTER...
CUMBERLAND...HARRISONBURG...WINCHESTER...FRONT ROYAL...
WASHINGTON...CULPEPER...MARTINSBURG...CHARLES TOWN...PETERSBURG...
KEYSER...FORT ASHBY
510 AM EDT MON JUL 6 2009
...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM EDT THIS MORNING...
THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A
DENSE FOG ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM EDT THIS
MORNING.
DENSE FOG HAS LOWERED VISIBILITIES TO BELOW ONE QUARTER MILE EARLY
THIS MORNING ACROSS PARTS OF CENTRAL MARYLAND...THE EASTERN WEST
VIRGINIA PANHANDLE...THE SHENANDOAH VALLEY...AND NORTHERN
VIRGINIA. THE DENSE FOG IS EXPECTED TO CONTINUE INTO THE MONDAY
MORNING COMMUTE BEFORE DISSIPATING DURING THE MID MORNING HOURS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A DENSE FOG ADVISORY MEANS VISIBILITIES WILL FREQUENTLY BE
REDUCED TO LESS THAN ONE QUARTER MILE. IF DRIVING...SLOW
DOWN...USE YOUR HEADLIGHTS...AND LEAVE PLENTY OF DISTANCE AHEAD OF
YOU.
$$
Issuing Weather Forecast Office Homepage




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