Alert archive / Colorado / Red Flag Warnings in 2011
Red Flag Warning 2, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Mar 10, 2011, 3:39 PM MST for 14 counties in Colorado. It took effect at Mar 11, 2011, 2:50 AM MST. It was in force for 15 hr. 9 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 10, 2011, 3:39 PM MST (22:39 UTC)
- In effect from
- Mar 11, 2011, 2:50 AM MST
- Expired
- Mar 11, 2011, 6:00 PM MST
- In force
- 15 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Adams County, CO, Arapahoe County, CO, Boulder County, CO, Broomfield County, CO, Clear Creek County, CO, Denver County, CO, Douglas County, CO, Elbert County, CO, Gilpin County, CO, Jefferson County, CO, Larimer County, CO, Lincoln County, CO, Park County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 30 km from the middle of the area, began a volume at 22:40 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 11, 2:51 AM MST | NON-TSTM WND GST 55 | Boulder, CO | |
| Mar 11, 2:56 AM MST | NON-TSTM WND GST 82 | 8 Sse Boulder, CO | |
| Mar 11, 4:10 AM MST | NON-TSTM WND GST 56 | 2 Wsw Golden, CO | |
| Mar 11, 4:55 AM MST | NON-TSTM WND GST 52 | Virginia Dale, CO | |
| Mar 11, 5:35 AM MST | NON-TSTM WND GST 65 | Loveland, CO | |
| Mar 11, 5:40 AM MST | NON-TSTM WND GST 56 | Fort Collins, CO | |
| Mar 11, 5:48 AM MST | NON-TSTM WND GST 65 | Berthoud, CO | |
| Mar 11, 6:43 AM MST | NON-TSTM WND GST 76 | 2 N Longmont, CO | |
| Mar 11, 7:17 AM MST | NON-TSTM WND GST 51 | 4 Nw Loveland, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 10.7 hours before the alert went out and 143 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
- 2919 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 160 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
175
WWUS85 KBOU 102239
RFWBOU
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE DENVER CO
339 PM MST THU MAR 10 2011
...GUSTY WINDS AND DRY FUELS WILL PRODUCE VERY HIGH FIRE DANGER
OVER NORTHEAST COLORADO LATE FRIDAY MORNING THROUGH FRIDAY
AFTERNOON...
.STRONG WINDS WILL OCCUR WITH THE PASSAGE OF A COLD FRONT ACROSS
NORTHEASTERN COLORADO ON FRIDAY. HUMIDITIES WILL BE LOWEST NEAR
THE FOOTHILLS AND ALONG THE PALMER DIVIDE...WHERE MINIMUM
HUMIDITIES WILL BE IN THE 10-15 PERCENT RANGE. IN AREAS NORTHEAST
OF GREELEY AND LIMON IT WILL BE WINDY...BUT HUMIDITIES WILL BE
HIGHER SO THE FIRE WEATHER WATCH HAS BEEN CANCELLED THERE.
COZ242-244-248>251-102345-
/O.CAN.KBOU.FW.A.0001.110311T1800Z-110312T0100Z/
NORTHEAST WELD COUNTY-MORGAN COUNTY-LOGAN COUNTY-
WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
339 PM MST THU MAR 10 2011
...FIRE WEATHER WATCH IS CANCELLED FOR GUSTY WINDS AND LOW
HUMIDITY FOR FIRE WEATHER ZONES 242...244...248...249...250 AND
251...
THE NATIONAL WEATHER SERVICE IN DENVER HAS CANCELLED THE FIRE
WEATHER WATCH.
NORTHWEST WINDS AT 15 TO 25 MPH WITH GUSTS TO 40 MPH ARE STILL
EXPECTED FRIDAY AFTERNOON...BUT HUMIDITIES WILL BE IN THE 20 TO 30
PERCENT RANGE BEHIND THE COLD FRONT.
$$
COZ238>241-243-245>247-111045-
/O.UPG.KBOU.FW.A.0001.110311T1800Z-110312T0100Z/
/O.NEW.KBOU.FW.W.0002.110311T1800Z-110312T0100Z/
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
CENTRAL AND SOUTH WELD COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
339 PM MST THU MAR 10 2011
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MST FRIDAY FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 238...239...
240...241...243...245...246 AND 247...
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM MST FRIDAY. THE
FIRE WEATHER WATCH IS NO LONGER IN EFFECT.
* AFFECTED AREA...FIRE WEATHER ZONE 238...FORT COLLINS...
HEREFORD...LOVELAND...NUNN...WEST PAWNEE GRASSLANDS...FIRE
WEATHER ZONE 239...ARVADA...BOULDER...GOLDEN...LAKEWOOD...
LONGMONT...FIRE WEATHER ZONE 240...AURORA...BRIGHTON...CITY
OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...
LITTLETON...PARKER...FIRE WEATHER ZONE 241...CASTLE ROCK...
ELBERT...FONDIS...KIOWA...LARKSPUR...FIRE WEATHER ZONE 243...
EATON...FORT LUPTON...GREELEY...ROGGEN...FIRE WEATHER ZONE
245...BENNETT...BYERS...DEER TRAIL...LEADER...FIRE WEATHER
ZONE 246...AGATE...HUGO...LIMON...MATHESON...FIRE WEATHER
ZONE 247...FORDER...KARVAL...KUTCH...PUNKIN CENTER.
* TIMING...RELATIVE HUMIDITY WILL DROP INTO THE TEENS BY
MIDDAY FRIDAY ALONG WITH GUSTY WEST TO NORTHWEST WINDS.
* WIND...WEST TO NORTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH
NEAR THE FOOTHILLS.
* HUMIDITY...10 TO 15 PERCENT.
* IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND
STRONG WINDS WILL BE FAVORABLE FOR FIRES TO START AND SPREAD
QUICKLY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE
OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.
&&
$$
COZ215-216-111045-
/O.NEW.KBOU.FW.W.0002.110311T1800Z-110312T0100Z/
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
339 PM MST THU MAR 10 2011
...RED FLAG WARNING IN EFFECT FROM 11 AM TO 6 PM MST FRIDAY FOR
GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 215 AND 216
AT ELEVATIONS BELOW 7500 FEET...
THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM TO 6 PM MST FRIDAY.
* AFFECTED AREA...FIRE WEATHER ZONE 215...ESTES PARK...
GLENDEVEY...LARAMIE RIVER VALLEY...NEDERLAND...RED FEATHER
LAKES...FIRE WEATHER ZONE 216...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...NORTHERN RAMPART
RANGE...TARRYALL...WESTCREEK.
* TIMING...WINDS WILL INCREASE LATE TONIGHT WITH HUMIDITIES DROPPING
INTO THE MID TEENS BY MIDDAY FRIDAY.
* WIND...WEST 25 TO 40 MPH WITH GUSTS TO 65 MPH.
* HUMIDITY...10 TO 20 PERCENT.
* IMPACTS...DRY FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS
WILL BE FAVORABLE FOR FIRES TO START AND SPREAD QUICKLY IN AREAS
WITHOUT SNOW COVER...MAINLY BELOW 7500 FEET.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE
OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING.
&&
$$
GIMMESTAD2 follow-up statements
156 WWUS85 KBOU 110950 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 250 AM MST FRI MAR 11 2011 ...GUSTY WINDS AND DRY FUELS WILL PRODUCE VERY HIGH FIRE DANGER OVER NORTHEAST COLORADO THROUGH TODAY... .STRONG WINDS HAD DEVELOPED IN AND NEAR THE FRONT RANGE FOOTHILLS EARLY THIS MORNING...AND WILL SPREAD EASTWARD ACROSS THE PLAINS THROUGH THIS MORNING. GIVEN THE STRONG WINDS AND POOR HUMIDITY RECOVERY OVERNIGHT...THE BEGINNING OF THE RED FLAG WARNING HAS BEEN MOVED UP TO THE PRESENT TIME FOR LOCATIONS IN AND NEAR THE FOOTHILLS. THE WARNING WILL ALSO BEGIN EARLIER ACROSS THE PLAINS EAST OF I-25 AS GUSTY WINDS WILL SPREAD THROUGH DENVER AND LIMON BY MID TO LATE MORNING. HUMIDITIES WILL BE LOWEST NEAR THE FOOTHILLS AND ALONG THE PALMER DIVIDE...WHERE MINIMUM HUMIDITIES WILL BE IN THE 10-15 PERCENT RANGE. IN AREAS NORTHEAST OF GREELEY AND LIMON IT WILL BE WINDY BUT HUMIDITIES WILL BE HIGHER. COZ242-112200- /O.EXB.KBOU.FW.W.0002.110311T0950Z-110312T0100Z/ NORTHEAST WELD COUNTY- 250 AM MST FRI MAR 11 2011 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 242... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM MST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 242...BRIGGSDALE...EAST PAWNEE GRASSLANDS...GROVER...PAWNEE BUTTES...RAYMER... STONEHAM. * TIMING...CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED TO DEVELOP BY DAYBREAK...AND CONTINUE THROUGH MUCH OF THE DAY WITH GRADUAL IMPROVEMENT LATE THIS AFTERNOON AND EVENING AS TEMPERATURES COOL AND HUMIDITIES INCREASE. * WIND...WEST TO NORTHWEST 20 TO 25 MPH WITH GUSTS AROUND 40 MPH. * HUMIDITY...15 TO 20 PERCENT. * IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS WILL BE FAVORABLE FOR GRASSLAND FIRES TO START AND SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ215-216-238-239-241-112200- /O.EXT.KBOU.FW.W.0002.110311T0950Z-110312T0100Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY-ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- 250 AM MST FRI MAR 11 2011 ...RED FLAG WARNING NOW IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 215...216... 238...239 AND 241... THE RED FLAG WARNING IS NOW IN EFFECT UNTIL 6 PM MST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 215...ESTES PARK... GLENDEVEY...LARAMIE RIVER VALLEY...NEDERLAND...RED FEATHER LAKES...FIRE WEATHER ZONE 216...BAILEY...CENTRAL CITY... EVERGREEN...GEORGETOWN...IDAHO SPRINGS...NORTHERN RAMPART RANGE...TARRYALL...WESTCREEK...FIRE WEATHER ZONE 238...FORT COLLINS...HEREFORD...LOVELAND...NUNN...WEST PAWNEE GRASSLANDS...FIRE WEATHER ZONE 239...ARVADA...BOULDER... GOLDEN...LAKEWOOD...LONGMONT...FIRE WEATHER ZONE 241...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR. * TIMING...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE FROM NOW THROUGH THIS AFTERNOON. GRADUAL IMPROVEMENT IS EXPECTED LATE THIS AFTERNOON AND EVENING AS TEMPERATURES BEGIN TO COOL AND HUMIDITIES INCREASE. * WIND...WEST TO NORTHWEST 20 TO 30 MPH. GUSTS AROUND 60 MPH WILL OCCUR IN WIND PRONE AREAS IN AND NEAR THE FOOTHILLS. * HUMIDITY...10 TO 15 PERCENT. * IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS WILL BE FAVORABLE FOR FIRES TO START AND SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ240-243-245>247-112200- /O.EXT.KBOU.FW.W.0002.110311T1600Z-110312T0100Z/ NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY- 250 AM MST FRI MAR 11 2011 ...RED FLAG WARNING NOW IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 240...243...245...246 AND 247... THE RED FLAG WARNING IS NOW IN EFFECT FROM 9 AM THIS MORNING TO 6 PM MST THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 240...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...PARKER...FIRE WEATHER ZONE 243...EATON... FORT LUPTON...GREELEY...ROGGEN...FIRE WEATHER ZONE 245... BENNETT...BYERS...DEER TRAIL...LEADER...FIRE WEATHER ZONE 246...AGATE...HUGO...LIMON...MATHESON...FIRE WEATHER ZONE 247...FORDER...KARVAL...KUTCH...PUNKIN CENTER. * TIMING...CRITICAL FIRE WEATHER CONDITIONS WILL DEVELOP AROUND MID MORNING AND CONTINUE THROUGH THIS AFTERNOON. GRADUAL IMPROVEMENT IS EXPECTED LATE THIS AFTERNOON AND EVENING AS TEMPERATURES BEGIN TO COOL AND HUMIDITIES INCREASE. * WIND...NORTHERLY WINDS 15 TO 25 MPH WITH GUSTS AROUND 35 MPH. * HUMIDITY...10 TO 15 PERCENT. * IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS WILL BE FAVORABLE FOR FIRES TO START AND SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ BARJENBRUCH
121 WWUS85 KBOU 112142 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 242 PM MST FRI MAR 11 2011 ...GUSTY WINDS CONTINUE WITH HUMIDITIES INCREASING THROUGH LATE AFTERNOON... .STRONG WEST WINDS WILL CONTINUE DURING THE LATE AFTERNOON... TRENDING MORE TOWARD THE NORTH ON THE PLAINS. WIND SPEEDS OF 15 TO 25 MPH WILL BE COMMON WITH GUSTS TO 40 MPH MAINLY IN THE FOOTHILLS AND NEAR THE WYOMING BORDER. HUMIDITIES WILL BE LOWEST NEAR THE FOOTHILLS AND ALONG THE PALMER DIVIDE...WHERE MINIMUM HUMIDITIES WILL BE IN THE 8-15 PERCENT RANGE. IN AREAS NORTHEAST OF GREELEY AND LIMON IT WILL BE WINDY BUT HUMIDITIES WILL BE HIGHER. COZ215-216-238-239-241-242-120100- /O.CON.KBOU.FW.W.0002.000000T0000Z-110312T0100Z/ LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY-ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET- NORTHEAST WELD COUNTY- 242 PM MST FRI MAR 11 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 215... 216... 238...239 AND 241... * AFFECTED AREA...FIRE WEATHER ZONE 215...ESTES PARK... GLENDEVEY...LARAMIE RIVER VALLEY...NEDERLAND...RED FEATHER LAKES...FIRE WEATHER ZONE 216...BAILEY...CENTRAL CITY... EVERGREEN...GEORGETOWN...IDAHO SPRINGS...NORTHERN RAMPART RANGE...TARRYALL...WESTCREEK...FIRE WEATHER ZONE 238...FORT COLLINS...HEREFORD...LOVELAND...NUNN...WEST PAWNEE GRASSLANDS... FIRE WEATHER ZONE 239...ARVADA...BOULDER... GOLDEN...LAKEWOOD... LONGMONT...FIRE WEATHER ZONE 241... CASTLE ROCK...ELBERT... FONDIS...KIOWA...LARKSPUR. * TIMING...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE THROUGH LATE AFTERNOON. * WIND...WEST TO NORTHWEST 15 TO 25 MPH. GUSTS AROUND 40 MPH IN THE FOOTHILLS AND NORTH OF FORT COLLINS. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS WILL BE FAVORABLE FOR FIRES TO START AND SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ240-243-245>247-120100- /O.CON.KBOU.FW.W.0002.000000T0000Z-110312T0100Z/ NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY- CENTRAL AND SOUTH WELD COUNTY- CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES- NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN COUNTY- SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY- 242 PM MST FRI MAR 11 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 240... 243...245...246 AND 247... * AFFECTED AREA...FIRE WEATHER ZONE 240...AURORA...BRIGHTON... CITY OF DENVER...DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...PARKER...FIRE WEATHER ZONE 243...EATON... FORT LUPTON...GREELEY...ROGGEN...FIRE WEATHER ZONE 245... BENNETT...BYERS...DEER TRAIL...LEADER...FIRE WEATHER ZONE 246... AGATE...HUGO...LIMON...MATHESON...FIRE WEATHER ZONE 247... FORDER...KARVAL...KUTCH...PUNKIN CENTER. * TIMING...CRITICAL FIRE WEATHER CONDITIONS WILL CONTINUE THROUGH LATE AFTERNOON THOUGH HUMIDITIES WILL BE INCREASING. * WIND...NORTHERLY WINDS 15 TO 30 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...10 TO 20 PERCENT. * IMPACTS...DRY CURED FUELS COMBINED WITH LOW HUMIDITY AND STRONG WINDS WILL BE FAVORABLE FOR FIRES TO START AND SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ GIMMESTAD
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 10, 3:19 AM MST | High Wind Watch | BOU | Boulder, Clear Creek, Douglas, Gilpin, Grand, Jackson and 4 more | 12 hr |
| Mar 10, 4:37 AM MST | Fire Weather Watch | BOU | Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas and 10 more | 11 hr |
Nearby
Red Flag Warnings in Colorado, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.