Alert archive / Virginia / Red Flag Warnings in 2012
Red Flag Warning 3, NWS Baltimore/Washington
NWS Baltimore/Washington issued this red flag warning at Apr 8, 2012, 8:19 PM EDT for 11 counties in Maryland; 8 counties in West Virginia; 27 counties in Virginia. It took effect at Apr 9, 2012, 9:00 AM EDT. It was in force for 11 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
- Apr 8, 2012, 8:19 PM EDT (00:19 UTC)
- In effect from
- Apr 9, 2012, 9:00 AM EDT
- Expired
- Apr 9, 2012, 7:48 PM EDT
- In force
- 11 hr
- Issued by
- NWS Baltimore/Washington
All 46 counties
Allegany County, MD, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Carroll County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Prince George's County, MD, Saint Mary's County, MD, Washington County, MD, Albemarle County, VA, Arlington County, VA, Augusta County, VA, City of Alexandria, VA, City of Falls Church, VA, City of Fredericksburg, VA, City of Harrisonburg, VA, City of Staunton, VA, City of Winchester, VA, Clarke County, VA, Culpeper County, VA, Fairfax County, VA, Fauquier County, VA, Frederick County, VA, Greene County, VA, Highland County, VA, King George County, VA, Madison County, VA, Nelson County, VA, Orange County, VA, Page County, VA, Rappahannock County, VA, Rockingham County, VA, Shenandoah County, VA, Spotsylvania County, VA, Stafford County, VA, Warren County, VA, Berkeley County, WV, Grant County, WV, Hampshire County, WV, Hardy County, WV, Jefferson County, WV, Mineral County, WV, Morgan County, WV, Pendleton County, WV
The radar
The Sterling radar (KLWX), 46 km from the middle of the area, began a volume at 00:20 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, 0.3 hours before the alert went out and 52 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 0 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- -21 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
732 WWUS81 KLWX 090019 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 819 PM EDT SUN APR 8 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-502-VAZ025>031-038>040- 042-051>054-501-502-504-090900- /O.CAN.KLWX.FW.W.0002.000000T0000Z-120409T0000Z/ /O.UPG.KLWX.FW.A.0004.120409T1400Z-120410T0000Z/ /O.NEW.KLWX.FW.W.0003.120409T1500Z-120410T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- CENTRAL AND EASTERN ALLEGANY-AUGUSTA-ROCKINGHAM-SHENANDOAH- FREDERICK VA-PAGE-WARREN-CLARKE-GREENE-MADISON-RAPPAHANNOCK- LOUDOUN-CULPEPER-PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-NORTHERN FAUQUIER- SOUTHERN FAUQUIER-EASTERN HIGHLAND- 819 PM EDT SUN APR 8 2012 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM EDT MONDAY FOR STRONG GUSTY NORTHWEST WINDS AND DRY CONDITIONS FOR CENTRAL AND NORTHERN VIRGINIA AND MUCH OF MARYLAND WEST OF THE CHESAPEAKE BAY... ...RED FLAG WARNING IS CANCELLED FOR SUNDAY... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A RED FLAG WARNING FOR MONDAY...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT. THE RED FLAG WARNING THAT WAS IN EFFECT ON SUNDAY HAS BEEN CANCELLED. THE FIRE WEATHER WATCH FOR MONDAY IS NO LONGER IN EFFECT...HAVING BEEN REPLACED WITH A RED FLAG WARNING. * HUMIDITY...20 TO 30 PERCENT MONDAY AFTERNOON AND EARLY EVENING. * WINDS...WEST TO NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH MONDAY AFTERNOON AND EARLY EVENING. * FUEL MOISTURE...4 TO 6 PERCENT. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH MONDAY AFTERNOON FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. OUTDOOR BURNING ON MONDAY IS NOT RECOMMENDED. && $$ WVZ050>053-055-502-504-506-090900- /O.CAN.KLWX.FW.W.0002.000000T0000Z-120409T0000Z/ /O.EXT.KLWX.FW.A.0004.120409T1500Z-120410T0000Z/ HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-EASTERN GRANT- EASTERN MINERAL-EASTERN PENDLETON- 819 PM EDT SUN APR 8 2012 ...FIRE WEATHER WATCH NOW IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING... ...RED FLAG WARNING IS CANCELLED FOR EASTERN WEST VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS CANCELLED THE RED FLAG WARNING THAT WAS IN EFFECT ON SUNDAY FOR EASTERN WEST VIRGINIA. * HUMIDITY...25 TO 35 PERCENT MONDAY AFTERNOON AND EARLY EVENING. * WINDS...WEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH MONDAY AFTERNOON AND EARLY EVENING. * FUEL MOISTURE...5 TO 8 PERCENT. * IMPACTS...FIRE DANGER MAY BE ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL MAY BE HIGH MONDAY AFTERNOON FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. OUTDOOR BURNING ON MONDAY IS NOT RECOMMENDED. && $$ MDZ501-VAZ503-WVZ501-503-505-090130- /O.CAN.KLWX.FW.W.0002.000000T0000Z-120409T0000Z/ EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT- WESTERN MINERAL-WESTERN PENDLETON- 819 PM EDT SUN APR 8 2012 ...RED FLAG WARNING IS CANCELLED FOR THE ALLEGHENY HIGHLANDS... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS CANCELLED THE RED FLAG WARNING. WINDS HAVE DROPPED BELOW CRITICAL THRESHOLDS. $$ VAZ036-037-050-055>057-090900- /O.UPG.KLWX.FW.A.0004.120409T1400Z-120410T0000Z/ /O.NEW.KLWX.FW.W.0003.120409T1500Z-120410T0000Z/ NELSON-ALBEMARLE-ORANGE-STAFFORD-SPOTSYLVANIA-KING GEORGE- 819 PM EDT SUN APR 8 2012 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM EDT MONDAY FOR STRONG GUSTY NORTHWEST WINDS AND DRY CONDITIONS FOR THE CENTRAL FOOTHILLS AND NORTHERN PIEDMONT OF VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A RED FLAG WARNING FOR...WHICH IS IN EFFECT FROM 11 AM TO 8 PM EDT MONDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * HUMIDITY...20 TO 30 PERCENT MONDAY AFTERNOON AND EARLY EVENING. * WINDS...WEST TO NORTHWEST WINDS 15 TO 20 MPH WITH GUSTS UP TO 35 MPH MONDAY AFTERNOON AND EARLY EVENING. * FUEL MOISTURE...4 TO 6 PERCENT. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH MONDAY AFTERNOON FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. OUTDOOR BURNING ON MONDAY IS NOT RECOMMENDED. && $$ SMZ/JRK
6 follow-up statements
919 WWUS81 KLWX 090537 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 137 AM EDT MON APR 9 2012 WVZ050>053-055-502-504-506-091345- /O.UPG.KLWX.FW.A.0004.120409T1500Z-120410T0000Z/ /O.EXB.KLWX.FW.W.0003.120409T1300Z-120410T0000Z/ HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY-EASTERN GRANT- EASTERN MINERAL-EASTERN PENDLETON- 137 AM EDT MON APR 9 2012 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR EASTERN WEST VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * HUMIDITY...20 TO 30 PERCENT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * FUEL MOISTURE...3 TO 6 PERCENT. * IMPACTS...FIRE DANGER MAY BE ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH MONDAY FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ MDZ501-VAZ503-WVZ501-503-505-091345- /O.EXB.KLWX.FW.W.0003.120409T1300Z-120410T0000Z/ EXTREME WESTERN ALLEGANY-WESTERN HIGHLAND-WESTERN GRANT- WESTERN MINERAL-WESTERN PENDLETON- 137 AM EDT MON APR 9 2012 ...RED FLAG WARNING IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR THE ALLEGHENY HIGHLANDS OF MARYLAND...WEST VIRGINIA AND VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING. * HUMIDITY...25 TO 35 PERCENT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * FUEL MOISTURE...5 TO 8 PERCENT. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH MONDAY FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ DCZ001-MDZ003>007-009>011-013-014-016>018-502-VAZ025>031-036>040- 042-050>057-501-502-504-091345- /O.EXT.KLWX.FW.W.0003.120409T1300Z-120410T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- CENTRAL AND EASTERN ALLEGANY-AUGUSTA-ROCKINGHAM-SHENANDOAH- FREDERICK VA-PAGE-WARREN-CLARKE-NELSON-ALBEMARLE-GREENE-MADISON- RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-EASTERN HIGHLAND- 137 AM EDT MON APR 9 2012 ...RED FLAG WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR THE WASHINGTON AND BALTIMORE METROPOLITAN AREAS...NORTHERN AND CENTRAL VIRGINIA AND MOST OF MARYLAND... * HUMIDITY...20 TO 30 PERCENT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * FUEL MOISTURE...3 TO 6 PERCENT. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH MONDAY FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE RAPID FIRE GROWTH POTENTIAL. && $$
585 WWUS81 KLWX 090743 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 343 AM EDT MON APR 9 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-091545- /O.CON.KLWX.FW.W.0003.120409T1300Z-120410T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-NORTHERN FAUQUIER-SOUTHERN FAUQUIER-WESTERN HIGHLAND- EASTERN HIGHLAND-HAMPSHIRE-MORGAN-BERKELEY-JEFFERSON-HARDY- WESTERN GRANT-EASTERN GRANT-WESTERN MINERAL-EASTERN MINERAL- WESTERN PENDLETON-EASTERN PENDLETON- 343 AM EDT MON APR 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO 8 PM EDT THIS EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... * HUMIDITY...20 TO 30 PERCENT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * FUEL MOISTURE...5 TO 8 PERCENT ACROSS THE ALLEGHENY HIGHLANDS AND 3 TO 6 PERCENT ELSEWHERE. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
794 WWUS81 KLWX 091306 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 906 AM EDT MON APR 9 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-100000- /O.CON.KLWX.FW.W.0003.000000T0000Z-120410T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-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- 906 AM EDT MON APR 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... * HUMIDITY...20 TO 30 PERCENT. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * FUEL MOISTURE...5 TO 8 PERCENT ACROSS THE ALLEGHENY HIGHLANDS AND 3 TO 6 PERCENT ELSEWHERE. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
410 WWUS81 KLWX 091434 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 1034 AM EDT MON APR 9 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-100000- /O.NEW.KLWX.FW.A.0005.120410T1600Z-120411T0000Z/ /O.CON.KLWX.FW.W.0003.000000T0000Z-120410T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-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- 1034 AM EDT MON APR 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS ISSUED A FIRE WEATHER WATCH FOR GUSTY WIND AND LOW HUMIDITY...WHICH IS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING. HUMIDITY LESS THAN 30 PERCENT AND SUSTAINED WINDS OVER 20 MPH ARE OCCURRING THIS MORNING. THIS WILL CONTINUE INTO THE AFTERNOON AND EVENING BEFORE TAPERING OFF TONIGHT. MORE GUSTY WINDS ARE LIKELY TUESDAY. HUMIDITY MAY BE A LITTLE HIGHER TUESDAY...BUT ELEVATED FIRE SPREAD DANGER MAY CONTINUE TO EXIST. * AFTERNOON MINIMUM HUMIDITY...20 TO 30 PERCENT. * WINDS...WEST 15 TO 25 MPH. GUSTS TO 35 MPH ARE POSSIBLE THIS AFTERNOON AND EVENING. LIGHTER WINDS ARE EXPECTED OVERNIGHT. * FUEL MOISTURE...5 TO 8 PERCENT ACROSS THE ALLEGHENY HIGHLANDS AND 3 TO 6 PERCENT ELSEWHERE. * IMPACTS...FIRE DANGER IS ELEVATED DUE TO DRY CONDITIONS ALONG WITH GUSTY WINDS. THE POTENTIAL WILL BE HIGH FOR RAPID SPREAD OF ANY UNCONTROLLED BRUSH OR WILDLAND FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING NOW. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE RAPID FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY CONTINUE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ SDG
231 WWUS81 KLWX 092015 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 415 PM EDT MON APR 9 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-100400- /O.CON.KLWX.FW.W.0003.000000T0000Z-120410T0000Z/ /O.CON.KLWX.FW.A.0005.120410T1600Z-120411T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-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- 415 PM EDT MON APR 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... * MINIMUM AFTERNOON HUMIDITY...20 TO 30 PERCENT TODAY. AROUND 30 PERCENT ON TUESDAY. * WINDS...NORTHWESTERLY 20 MPH WITH GUSTS UP TO 40 MPH TODAY. NORTHWESTERLY 15 TO 20 MPH WITH GUSTS UP TO 25 MPH ON TUESDAY. * FUEL MOISTURE...5 TO 8 PERCENT ACROSS THE ALLEGHENY HIGHLANDS AND 3 TO 6 PERCENT ELSEWHERE. * IMPACTS...THE COMBINATION OF VERY GUSTY WINDS AND DRY FUELS WILL PROMOTE RAPID SPREAD OF ANY UNCONTROLLED FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING NOW. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE RAPID FIRE GROWTH POTENTIAL. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS MAY CONTINUE. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$ KRAMAR
879 WWUS81 KLWX 092348 RFWLWX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 748 PM EDT MON APR 9 2012 DCZ001-MDZ003>007-009>011-013-014-016>018-501-502-VAZ025>031- 036>040-042-050>057-501>504-WVZ050>053-055-501>506-100800- /O.CAN.KLWX.FW.W.0003.000000T0000Z-120410T0000Z/ /O.CON.KLWX.FW.A.0005.120410T1600Z-120411T0000Z/ DISTRICT OF COLUMBIA-WASHINGTON-FREDERICK MD-CARROLL- NORTHERN BALTIMORE-HARFORD-MONTGOMERY-HOWARD-SOUTHERN BALTIMORE- PRINCE GEORGES-ANNE ARUNDEL-CHARLES-ST. MARYS-CALVERT- EXTREME WESTERN ALLEGANY-CENTRAL AND EASTERN ALLEGANY-AUGUSTA- ROCKINGHAM-SHENANDOAH-FREDERICK VA-PAGE-WARREN-CLARKE-NELSON- ALBEMARLE-GREENE-MADISON-RAPPAHANNOCK-LOUDOUN-ORANGE-CULPEPER- PRINCE WILLIAM/MANASSAS/MANASSAS PARK-FAIRFAX- ARLINGTON/FALLS CHURCH/ALEXANDRIA-STAFFORD-SPOTSYLVANIA- KING GEORGE-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- 748 PM EDT MON APR 9 2012 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON THROUGH TUESDAY EVENING FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... ...RED FLAG WARNING IS CANCELLED FOR MOST OF MARYLAND...NORTHERN AND CENTRAL VIRGINIA...AND EASTERN WEST VIRGINIA... THE NATIONAL WEATHER SERVICE IN STERLING VIRGINIA HAS CANCELLED THE RED FLAG WARNING. * MINIMUM AFTERNOON HUMIDITY...20 TO 30 PERCENT TODAY. AROUND 30 PERCENT ON TUESDAY. * WINDS...NORTHWESTERLY 20 MPH WITH GUSTS UP TO 40 MPH TODAY. NORTHWESTERLY 15 TO 20 MPH WITH GUSTS UP TO 25 MPH ON TUESDAY. * FUEL MOISTURE...5 TO 8 PERCENT ACROSS THE ALLEGHENY HIGHLANDS AND 3 TO 6 PERCENT ELSEWHERE. * IMPACTS...THE COMBINATION OF VERY GUSTY WINDS AND DRY FUELS WILL PROMOTE RAPID SPREAD OF ANY UNCONTROLLED FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && $$
What forecasters said that day
The local office's own words before this red flag 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 red flag warning went out at Apr 8, 3:46 PM EDT, 4 hours 33 minutes earlier.
Area forecast discussion, Apr 8, 3:46 PM EDT, 4 hours 33 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
346 PM EDT SUN APR 8 2012
.SYNOPSIS...
A DRY COLD FRONT WILL MOVE OFF THE COAST TONIGHT...FOLLOWED BY
ANOTHER COLD FRONT WITH BREEZY CONDITIONS CONTINUING INTO MONDAY.
A LARGE UPPER LOW WILL DIRECT A COUPLE OF UPPER TROUGHS ACROSS THE
REGION EARLY THIS WEEK...KEEPING THE DRY AND RELATIVELY COOLER
CONDITIONS ACROSS THE REGION. HIGH PRESSURE WILL BUILD OVERHEAD
LATE IN THE WEEK.
&&
.NEAR TERM /THROUGH TONIGHT/...
ANOTHER DRY AND BREEZY AFTN FOR MUCH OF THE EAST COAST...W/ A
LARGE UPPER LOW OVER SERN CANADA WELL IN CONTROL OF OUR WX THRU
THE MIDDLE OF THE COMING WEEK. THIS FEATURE WILL DRAG ONE DRY-COOL
REINFORCING UPPER TROUGH AFTER ANOTHER OVER THE NEXT 2-3 DAYS.
THE FIRST...TODAY...W/ A DRY COLD FRONT ALREADY MAKING ITS WAY
DOWN ACROSS THE AREA. DAYTIME MIXING AND SUBSIDENCE BEHIND THIS
BOUNDARY HELPING TO SPREAD GUSTY WINDS IN THE 20-30MPH RANGE
ACROSS THE REGION. UNLIKE LAST EVE WHERE GUSTS DROPPED OFF QUICKLY
TOWARD SUNSET...A STEADY BREEZE WILL CONTINUE INTO THE LATE NIGHT
HRS. W/ RED FLAG CONDITIONS ALREADY WELL IN PLACE ACROSS THE
AREA...THE ENHANCED FIRE THREAT SHOULD CONTINUE AT LEAST A COUPLE
OF HRS PAST SUNSET.
A MINOR SURGE IN DEWPOINTS WILL OCCUR LATE TONIGHT...ESPECIALLY E
OF THE BLUE RIDGE WHICH WILL HELP TO KEEP TEMPS FROM CRASHING
OVERNIGHT. OVERNIGHT LOWS E OF THE BLUE RIDGE ONLY EXPECTED TO
DROP INTO THE M-40S AND U30S-L40S ACROSS THE WEST. THIS WOULD BE A
GOOD START TO AN EVEN WARMER DAY ON MON...BUT THE NEXT UPPER
TROUGH WILL BRING POCKETS OF THICK LOW-MID LEVEL CLOUD DECKS THAT
WILL KEEP TEMPS MODERATED HEADING INTO THE AFTN HRS.
&&
.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
A 115KT JETSTREAM DRIVES SHORT WAVE ENERGY INTO A COLD AND DEEP
(500MB TEMPERATURES AT 500MB -31C AND 1000-500MB THICKNESSES 528 DM)
UPPER LOW OVER NEW YORK STATE THROUGH THE PERIOD. A COLD FRONT MOVES
THROUGH THE REGION MONDAY NIGHT INTO TUESDAY WITH A GOOD CHANCE OF
RAIN AND GUSTY NORTHWEST WINDS. THE NAM-12 HAS 50KT WINDS BEHIND THE
FRONT EARLY TUESDAY MORNING ALONG THE WESTERN MOUNTAINS. HIGH
TEMPERATURES TUESDAY WILL STRUGGLE TO GET TO 60 DEGREES IN THE DC /
BALTIMORE METRO AREAS. A BAND OF RAIN ALONG THE FRONT MAY DROP A
QUARTER INCH OF RAIN MONDAY NIGHT INTO TUESDAY MORNING...WITH HIGHER
AMOUNTS IN THE BLUE RIDGE. TUESDAY WILL MOSTLY BE DRY EXCEPT FOR THE
WESTERN MOUNTAINS WHERE ISOLATED SHOWERS MAY LINGER. THE GFS DROPS
THE NEXT WAVE SOUTH AND WEST OF OUR AREA...LEAVING US UNDER BROAD
CYCLONIC FLOW INTO WEDNESDAY. THIS WOULD BRING DIURNAL CLOUDS AND
SHOWERS WITH LITTLE ACCUMULATING RAINFALL...AND COOL TEMPERATURES
THE 50S. THE NAM IS A LITTLE FARTHER EAST WITH THE WAVE BUT IN
EITHER EVENT WE'LL HAVE CHANCES OF RAIN IN THE FORECAST.
&&
.LONG TERM /THURSDAY THROUGH SUNDAY/...
HIGH AMPLITUDE UPPER RIDGE OVER THE MIDDLE THIRD OF THE COUNTRY (AND
WELL UP INTO CANADA) FLATTENS AND PROGRESSES INTO THE EASTERN U.S.
BY THE END OF THE PERIOD. ESRL EXPERIMENTAL 6-10 DAY RE-ANALYSIS
FORECASTS SUPPORT THIS WITH POSITIVE 500MB HEIGHT ANOMALIES
STRETCHING FROM FLORIDA TO PENNSYLVANIA. THIS WOULD MEAN A WARMING
AND DRYING TREND CAN BE EXPECTED. BY SATURDAY 850 MB TEMPERATURES
WARM TO 14C...SO TEMPERATURES SHOULD RISE BACK INTO THE 70S AT LEAST
BY THE END OF THE WEEK. MODEL TRENDS ARE LIKELY TO BE WARMER AND
DRIER IN THE COMING DAYS. PREVIOUS MODEL RUNS HUNG ON TO A CHANCE OF
THE RIDGE BREAKING DOWN SUNDAY WITH SOME SHOWERS. THIS WILL BE LEFT IN
THE FORECAST FOR NOW.
&&
.AVIATION /18Z SUNDAY THROUGH FRIDAY/...
WINDS THE MAIN CONCERN AND WILL CONTINUE TO BE SO FOR THE EARLY
PART OF THIS WEEK. A MAINLY DRY BUT LARGE-SCALE UPPER LOW WILL
CONTINUE TO SLIDE GUSTY UPPER LEVEL DISTURBANCES OVER THE REGION
EACH DAY. THE CURRENT FEATURE WILL KEEP 15-25KT GUSTS SPREADING
ACROSS THE SFC OVER THE NEXT FEW HRS...THEN SLOWLY DROP DOWN TO
SOLID 10KT BREEZES AFTER SUNSET.
A POTENT LOW LEVEL JET WILL DEVELOP OVERTOP THE MID-ATLC TONIGHT.
AS WINDS AT THE SFC DECOUPLE A BIT...THEN LLJ STRENGTH WILL LIKELY
INCREASE INTO THE 40-50KT RANGE JUST A COUPLE-FEW THOU FT UP. JUST
AFTER SUNRISE MONDAY...GUSTY WINDS WILL AGAIN BE MIXED TOWARD THE
SFC AND GUST INTO THE 25-30KT RANGE FOR MUCH OF THE DAYTIME HRS. A
FEW ISOLATED SHOWERS WILL DOT THE AREA LATER IN THE DAY TMRW...BUT
VERY LIGHT AND SHORT-LIVED ACTIVITY. SOLID 5-10KFT DECKS WILL
ARRIVE AS WELL...BUT WINDS WILL STILL BE THE MAIN CONCERN.
A COLD FRONT WILL IMPACT THE AREA MONDAY NIGHT AND TUESDAY WITH RAIN
AND GUSTY WINDS. A PERIOD OF MVFR -RA BR MAY IMPACT THE TERMINALS
LATE MONDAY NIGHT INTO SUNRISE TUESDAY. VFR DEVELOPS TUESDAY
AFTERNOON WITH GUSTY N SFC WINDS. CUMULUS CLOUDS MAY DEVELOP
WEDNESDAY WITH LESS WIND. ISOLATED SHOWERS MAY DEVELOP FROM THESE BY
AFTERNOON AND DISSIPATE AFTER SUNSET. VFR EXPECTED THURSDAY.
&&
.MARINE...
BREEZY CONDITIONS W/ SOLID SCA CRITERIA GUSTS OCCURRING ACROSS THE
BAY/TP TODAY. AFTER A BRIEF LULL OVERNIGHT W/ A STILL SOLID
10-15KT BREEZE...WINDS WILL AGAIN PICK UP AFTER SUNRISE MONDAY.
GUSTS WILL APPROACH 30KT AND PEAK NEAR GALE CONDITIONS DURING THE
DAYTIME HRS. A GALE WRNG MAY BE NEEDED...WILL MONITOR GUIDANCE
TRENDS OVER THE NEXT COUPLE OF RUNS/CYCLES. A FEW ISOLATED SHOWERS
MAY ALSO AFFECT THE BAY/TP LATER TMRW EVE...AS A COLD FRONT
APPROACHES AND MOVES THRU DURING THE LATE EVE HRS.
A COLD FRONT WILL PASS THROUGH THE WATERS MONDAY NIGHT AND A TROUGH
OF LOW PRESSURE WILL IMPACT THE WATERS DURING THE MIDDLE PORTION OF
THE WEEK. A SMALL CRAFT ADVISORY WILL LIKELY BE NEEDED FOR PORTIONS
OF THE WATERS DURING THIS TIME. LESS WIND IS EXPECTED THURSDAY.
&&
.FIRE WEATHER...
RED FLAG CONDITIONS OCCURRING ACROSS MUCH OF THE AREA. RH VALUES
WELL INTO THE L20S AND A FEW TEENS SPREAD OVER MUCH OF NRN VA/MD
AND WV PANHANDLE. THOUGH RED FLAG CONDITIONS MAY CEASE AFTER
SUNSET...BREEZY WINDS AND STILL DRY CONDITIONS WILL BE PRESENT AND
THEREFORE ENHANCED FIRE THREAT WILL EXIST WELL INTO THE LATE NIGHT
HRS. THE THREAT AGAIN PICKS UP MONDAY - AFTER SUNRISE...W/ AN EVEN
WINDIER DAY. A FIRE WX WATCH REMAINS IN EFFECT FOR TMRW...AWAITING
THE CANCELLATION OF THE CURRENT ONE - AGAIN TO AVOID CONFUSION FOR
THE TWO SEPARATE EVENTS. MONDAY...WINDIER AND STILL DRY...THOUGH
DEWPOINTS WILL BE A BIT HIGHER AND CLOUDS WILL BE INCREASING
THROUGHOUT THE DAY.
SOME WETTING RAIN IS POSSIBLE MONDAY NIGHT AND TUESDAY ALONG A
FRONTAL BAND. FUEL MOISTURE WILL RECOVER SOMEWHAT. THEY WILL LOWER
FAIRLY QUICKLY TOWARD THE END OF THE WEEK AS WARMER AND DRIER
WEATHER DEVELOPS. HOWEVER...LESS WIND IS EXPECTED DURING THIS TIME.
&&
.LWX WATCHES/WARNINGS/ADVISORIES...
DC...RED FLAG WARNING UNTIL 8 PM EDT THIS EVENING FOR DCZ001.
FIRE WEATHER WATCH FROM MONDAY MORNING THROUGH MONDAY EVENING
FOR DCZ001.
MD...RED FLAG WARNING UNTIL 8 PM EDT THIS EVENING FOR MDZ003>007-
009>011-013-014-016>018-501-502.
FIRE WEATHER WATCH FROM MONDAY MORNING THROUGH MONDAY EVENING
FOR MDZ003>007-009>011-013-014-016>018-502.
VA...RED FLAG WARNING UNTIL 8 PM EDT THIS EVENING FOR VAZ025>031-
038>040-042-051>054-501>504.
FIRE WEATHER WATCH FROM MONDAY MORNING THROUGH MONDAY EVENING
FOR VAZ025>031-036>040-042-050>057-501-502-504.
WV...RED FLAG WARNING UNTIL 8 PM EDT THIS EVENING FOR WVZ050>053-
055-501>506.
FIRE WEATHER WATCH FROM MONDAY MORNING THROUGH MONDAY EVENING
FOR WVZ050>053-055-502-504-506.
MARINE...SMALL CRAFT ADVISORY UNTIL 8 PM EDT THIS EVENING FOR
ANZ530>543.
SMALL CRAFT ADVISORY FROM 6 AM TO 6 PM EDT MONDAY FOR
ANZ530>543.
&&
SYNOPSIS...GMS
NEAR TERM...GMS
SHORT TERM...GMS
LONG TERM...SDG
AVIATION...GMS/SDG
MARINE...GMS/SDG
FIRE WEATHER...GMSHazardous weather outlook, Apr 8, 4:45 PM EDT, 3 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 445 PM EDT SUN APR 8 2012 ANZ530>543-DCZ001-MDZ006-007-011-013-014-016>018-VAZ052>057- 091415- 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- 445 PM EDT SUN APR 8 2012 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...THIS AFTERNOON AND TONIGHT A RED FLAG WARNING IS IN EFFECT UNTIL 8 PM FOR MUCH OF THE AREA. PLEASE REFER TO THE LATEST HAZARD MESSAGE /WBCRFWLWX/ FOR FURTHER DETAILS. A SMALL CRAFT ADVISORY IS IN EFFECT THROUGH LATE TONIGHT FOR PORTIONS OF THE WATERS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A FIRE WEATHER WATCH IS IN EFFECT FOR MONDAY. PLEASE REFER TO THE LATEST HAZARD MESSAGE /WBCRFWLWX/ FOR FURTHER DETAILS. GUSTY WINDS...LOW RELATIVE HUMIDITY AND LOW FUEL MOISTURE WILL ENHANCE THE THREAT FOR THE SPREAD OF WILDFIRES TUESDAY. A SMALL CRAFT ADVISORY HAS BEEN ISSUED FOR THE TIDAL POTOMAC AND MARYLAND CHESAPEAKE BAY FOR MONDAY...WITH A PERIOD OF GALE CONDITIONS ARE POSSIBLE DURING THE AFTERNOON. SMALL CRAFT CONDITIONS ARE LIKELY MONDAY NIGHT THROUGH THROUGH THURSDAY. .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>506-091415- 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- 445 PM EDT SUN APR 8 2012 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...THIS AFTERNOON AND TONIGHT A RED FLAG WARNING IS IN EFFECT UNTIL 8 PM FOR MUCH OF MARYLAND...EASTERN WEST VIRGINIA...AND PORTIONS OF NORTHERN AND CENTRAL VIRGINIA. PLEASE REFER TO THE LATEST HAZARD MESSAGE /WBCRFWLWX/ FOR FURTHER DETAILS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A FIRE WEATHER WATCH IS IN EFFECT MONDAY FOR MUCH OF MARYLAND...EASTERN WEST VIRGINIA...AND NORTHERN AND CENTRAL VIRGINIA. PLEASE REFER TO THE LATEST HAZARD MESSAGE /WBCRFWLWX/ FOR FURTHER DETAILS. LOW TEMPERATURES MONDAY NIGHT WILL BE NEAR FREEZING ACROSS PORTIONS OF THE POTOMAC HIGHLANDS. GUSTY WINDS...LOW RELATIVE HUMIDITY AND LOW FUEL MOISTURE WILL ENHANCE THE THREAT FOR THE SPREAD OF WILDFIRES TUESDAY. .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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 3:45 AM EDT | Freeze Watch | LWX | Allegany | 11 hr |
| Apr 9, 10:34 AM EDT | Fire Weather Watch | LWX | Allegany, Anne Arundel, Baltimore, Calvert, Carroll, Charles and 5 more | 10 hr |
| Apr 9, 2:32 PM EDT | Freeze Watch | LWX | Allegany | 13 hr |
| Apr 9, 2:32 PM EDT | Freeze Warning | LWX | Allegany | 17 hr |
| Apr 8, 11:05 PM EDT | Small Craft Advisory | LWX | 19 hr | |
| Apr 9, 12:37 PM EDT | Gale Warning | LWX | 7 hr | |
| Apr 9, 12:37 PM EDT | Small Craft Advisory | LWX | 5 hr | |
| Apr 9, 5:40 PM EDT | Small Craft Advisory | LWX | 44 hr | |
| Apr 9, 7:47 PM EDT | Small Craft Advisory | LWX | 42 hr |
Nearby
Red Flag Warnings in Virginia, 2012Red Flag Warnings in Maryland, 2012Red Flag Warnings in West Virginia, 2012Every red flag 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.