Alert archive / Colorado / Red Flag Warnings in 2012
Red Flag Warning 19, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Jun 17, 2012, 4:37 AM MDT for 12 counties in Colorado. It took effect at Jun 18, 2012, 10:00 AM MDT. 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
- Jun 17, 2012, 4:37 AM MDT (10:37 UTC)
- In effect from
- Jun 18, 2012, 10:00 AM MDT
- Expired
- Jun 18, 2012, 9:00 PM MDT
- In force
- 11 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Broomfield County, CO, Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Grand County, CO, Jackson County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Summit County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 82 km from the middle of the area, began a volume at 10:37 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
Denver, CO (KDNR), launched 00:00Z, 10.6 hours before the alert went out and 193 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
- 3530 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
892 WWUS85 KBOU 171037 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING IN EFFECT TODAY MOUNTAINS...FOOTHILLS AS WELL AS PLAINS AREAS GENERALLY WEST OF INTERSTATE 76... ...RED FLAG WARNING IN EFFECT AGAIN MONDAY FOR MUCH OF THE AREA... .WESTERLY FLOW ALOFT WILL BE ON THE INCREASE TODAY WITH BRISK WINDS CONTINUING TONIGHT AND MONDAY AS A STRONG JET STREAM SINKS SOUTH OUT OF NORTHERN IDAHO AND MONTANA. THE GUSTY WINDS...DRY AIR AND ABOVE NORMAL TEMPERATURES WILL PRODUCE VERY LOW RELATIVE HUMIDITY RESULTING IN CRITICAL WILDLAND FIRE CONDITIONS IN THESE AREAS. THE CURRENT RED FLAG WARNING FOR SUNDAY HAS BEEN EXTENDED IN AREA TO INCLUDE FIRE WEATHER ZONES 242...243 AND 248. ANOTHER RED FLAG WARNING WILL BE IN EFFECT MONDAY. BOTH RED FLAG WARNINGS COVER THE HIGH PARK FIRE. SEE DETAILS BELOW. COZ212-215-216-218-172200- /O.NEW.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ /O.CON.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-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- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE FRONT RANGE MOUNTAINS AND FOOTHILLS... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FRONT RANGE MOUNTAINS AND FOOTHILLS... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY. * AFFECTED AREA...FIRE WEATHER ZONES 212...215...216 AND 218. * TIMING...10 AM UNTIL 8 PM MDT SUNDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 50 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME WILDLAND FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ238-239-172200- /O.NEW.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ /O.CON.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR GUSTY WEST WINDS AND LOW RELATIVE HUMIDITY FOR NORTHERN AND CENTRAL PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FOR THE NORTHERN AND CENTRAL PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY. * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 8 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ211-213-214-217-172200- /O.NEW.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ /O.CON.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN CENTRAL COLORADO... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN CENTRAL COLORADO... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY. * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 217. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ242-243-248-172200- /O.EXA.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-LOGAN COUNTY- 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 242...243 AND 248... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 242...243 AND 248. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
6 follow-up statements
201 WWUS85 KBOU 172024 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 224 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING IN EFFECT FOR THE MOUNTAINS...FOOTHILLS AND PORTIONS OF THE PLAINS OF NORTH CENTRAL AND NORTHEAST COLORADO UNTIL 8 PM THIS EVENING... ...RED FLAG WARNING IN EFFECT AGAIN MONDAY FOR THE MOUNTAINS AND FRONT RANGE FOOTHILLS IN NORTH CENTRAL COLORADO... .GUSTY WESTERLY WINDS...VERY LOW RELATIVE HUMIDITY AND UNSEASONABLY WARM TEMPERATURES WILL COMBINE WITH ESPECIALLY DRY FUELS TO PRODUCE DANGEROUS WILDLAND FIRE CONDITIONS ACROSS MUCH OF NORTH CENTRAL AND NORTHEAST COLORADO FOR THE REMAINDER OF THIS AFTERNOON AND EVENING. SIMILAR CONDITIONS ARE ANTICIPATED ON MONDAY... ALTHOUGH WINDS ARE NOT EXPECTED TO BE AS STRONG ON THE PLAINS. THE RED FLAG WARNINGS IN EFFECT TODAY AND MONDAY COVER THE HIGH PARK WILDFIRE IN LARIMER COUNTY. COZ212-215-216-218-180430- /O.CON.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-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- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 224 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE FRONT RANGE MOUNTAINS AND FOOTHILLS... ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE FRONT RANGE MOUNTAINS AND FOOTHILLS... * AFFECTED AREA...FIRE WEATHER ZONES 212...215...216 AND 218. * TIMING...UNTIL 8 PM MDT SUNDAY. * WINDS...WEST 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME WILDLAND FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ238-239-180430- /O.CON.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 224 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WEST WINDS AND LOW RELATIVE HUMIDITY FOR NORTHERN AND CENTRAL PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR GUSTY WEST WINDS AND LOW RELATIVE HUMIDITY FOR NORTHERN AND CENTRAL PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 8 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ESPECIALLY IN AREAS WITH VERY DRY FUELS. THESE CONDITIONS MAKE ALSO CREATE VERY DIFFICULT CONTROL PROBLEMS ON CURRENT WILDFIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ211-213-214-217-180430- /O.CON.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- 224 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN CENTRAL COLORADO... ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN CENTRAL COLORADO... * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 217. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 9 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ242-243-248-180200- /O.CON.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-LOGAN COUNTY- 224 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 242... 243 AND 248... * AFFECTED AREA...FIRE WEATHER ZONES 242...243 AND 248. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ BAKER
785 WWUS85 KBOU 180208 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 808 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING IN EFFECT AGAIN MONDAY FOR THE MOUNTAINS AND FRONT RANGE FOOTHILLS IN NORTH CENTRAL COLORADO... COZ211>218-238-239-181200- /O.EXP.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ JACKSON COUNTY BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- 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- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 808 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT MONDAY FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES...HIGH VALLEYS...FOOTHILLS AND AREAS NEAR THE FOOTHILLS... ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN CENTRAL COLORADO... * AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 215...216...217...218...238 AND 239. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 35 MPH. EXPOSED RIDGES MAY SEE WIND GUSTS TO 45 MPH. * RELATIVE HUMIDITY...7-12 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ242-243-248-180315- /O.EXP.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-LOGAN COUNTY- 808 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 242...243 AND 248... WINDS HAVE DECREASED ACROSS NORTHEAST COLORADO...THEREFORE THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$
320 WWUS85 KBOU 181059 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 459 AM MDT MON JUN 18 2012 ...EXTREME FIRE BEHAVIOR POSSIBLE DUE TO HOT TEMPERATURES...EXTREMELY LOW HUMIDITIES...AND BREEZY CONDITIONS... RECORD OR NEAR RECORD HEAT COMBINED WITH EXTREMELY LOW HUMIDITIES AND BREEZY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR TODAY. HUMIDITIES WILL DROP WELL INTO THE SINGLE DIGITS. ANOTHER DAY OF CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE TUESDAY. ONLY SLIGHTLY COOLER TEMPERATURES BUT MORE GUSTY WINDS ARE EXPECTED TOMORROW. COZ211>218-181900- /O.NEW.KBOU.FW.A.0010.120619T1600Z-120620T0300Z/ /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ JACKSON COUNTY BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- 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- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 459 AM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... * AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 215...216...217 AND 218. * TIMING...RED FLAG CONDITIONS WILL DEVELOP BY MID MORNING TODAY AND CONTINUE THROUGH THIS EVENING. ONLY POOR HUMIDITY RECOVER IS EXPECTED TONIGHT WITH RED FLAG CONDITIONS POSSIBLY REDEVELOPING ON TUESDAY. * WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS AROUND 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 5 PERCENT TODAY...AND 10-15 PERCENT TUESDAY. * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS FIRE WEATHER WATCH. && $$ COZ238-239-181900- /O.CON.KBOU.FW.W.0019.120618T1600Z-120619T0300Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 459 AM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR PORTIONS OF THE FRONT RANGE URBAN CORRIDOR WEST OF I-25... * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...RED FLAG CONDITIONS WILL DEVELOP BY MID MORNING TODAY AND CONTINUE INTO EARLY EVENING. WINDS WILL THEN DECREASE WITH ONLY SLIGHT IMPROVEMENT IN HUMIDITIES. * WINDS...SOUTHWEST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 4 PERCENT. * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ BARJENBRUCH
089 WWUS85 KBOU 181658 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 1058 AM MDT MON JUN 18 2012 ...EXTREME FIRE BEHAVIOR POSSIBLE DUE TO HOT TEMPERATURES... EXTREMELY LOW HUMIDITIES...AND BREEZY CONDITIONS... RECORD HEAT COMBINED WITH EXTREMELY LOW HUMIDITIES AND BREEZY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR TODAY. HUMIDITIES WILL DROP BELOW 5 PERCENT IN MOST AREAS. ANOTHER DAY OF CRITICAL FIRE WEATHER CONDITIONS WILL BE POSSIBLE TUESDAY. ONLY SLIGHTLY COOLER TEMPERATURES BUT MORE GUSTY WINDS ARE EXPECTED TOMORROW. COZ211>218-190100- /O.CON.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ /O.CON.KBOU.FW.A.0010.120619T1600Z-120620T0300Z/ JACKSON COUNTY BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- 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- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 1058 AM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS... HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... * AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 215...216...217 AND 218. * TIMING...RED FLAG CONDITIONS WILL DEVELOP BY MID MORNING TODAY AND CONTINUE THROUGH THIS EVENING. ONLY POOR HUMIDITY RECOVER IS EXPECTED TONIGHT WITH RED FLAG CONDITIONS POSSIBLY REDEVELOPING ON TUESDAY. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...2 TO 6 PERCENT. * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS FIRE WEATHER WATCH. && $$ COZ238-239-190100- /O.CON.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 1058 AM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR PORTIONS OF THE FRONT RANGE URBAN CORRIDOR WEST OF I-25... * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...RED FLAG CONDITIONS WILL DEVELOP BY MID MORNING TODAY AND CONTINUE INTO EARLY EVENING. WINDS WILL THEN DECREASE WITH ONLY SLIGHT IMPROVEMENT IN HUMIDITIES. * WINDS...SOUTHWEST 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 4 PERCENT. * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
181 WWUS85 KBOU 182112 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 312 PM MDT MON JUN 18 2012 ...EXTREME FIRE BEHAVIOR POSSIBLE DUE TO HOT TEMPERATURES... EXTREMELY LOW HUMIDITIES...AND BREEZY CONDITIONS... RECORD HEAT COMBINED WITH EXTREMELY LOW HUMIDITIES AND BREEZY CONDITIONS WILL CONTINUE TO ALLOW FOR EXTREME FIRE BEHAVIOR THE REST OF THIS AFTERNOON. HUMIDITIES WILL DROP BELOW 5 PERCENT IN MOST AREAS. OVERALL THE WIND IS EXPECTED TO DECREASE LATE THIS AFTERNOON AND THIS EVENING...WITH SOME POOR RECOVERY IN RELATIVE HUMIDITIES OVERNIGHT. ANOTHER DAY OF CRITICAL FIRE WEATHER CONDITIONS IS EXPECTED ON TUESDAY. AFTER THE PASSAGE OF A WEAK COLD FRONT IN THE MORNING...THE TEMPERATURES WILL NOT BE AS HOT BUT STILL WELL ABOVE NORMAL. OVERALL THE WIND WILL NOT BE AS STRONG AS TODAY. THE GUSTY WINDS WILL BE MOST PREVALENT IN ZONES 211 THROUGH 213...217 AND 218. COZ211>218-190515- /O.UPG.KBOU.FW.A.0010.120619T1600Z-120620T0300Z/ /O.NEW.KBOU.FW.W.0020.120619T1600Z-120620T0300Z/ /O.CON.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ JACKSON COUNTY BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- 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- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 312 PM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS... HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 9 PM MDT TUESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS AND FRONT RANGE FOOTHILLS... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 9 PM MDT TUESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 215...216...217 AND 218. * TIMING...RED FLAG CONDITIONS WILL CONTINUE THROUGH THIS EVENING. ONLY POOR HUMIDITY RECOVER IS EXPECTED TONIGHT WITH RED FLAG CONDITIONS REDEVELOPING ON TUESDAY. * WINDS...WEST TO SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 35 MPH...STRONGEST IN ZONES 211 THROUGH 213...217 AND 218. * RELATIVE HUMIDITY...AS LOW AS 5 PERCENT LATE THIS AFTERNOON...6 TO 12 PERCENT TUESDAY AFTERNOON * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ238-239-190300- /O.CON.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 312 PM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR PORTIONS OF THE FRONT RANGE URBAN CORRIDOR WEST OF I-25... * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...RED FLAG CONDITIONS WILL CONTINUE INTO EARLY EVENING. WINDS WILL THEN DECREASE WITH ONLY SLIGHT IMPROVEMENT IN HUMIDITIES. * WINDS...SOUTHWEST 5 TO 15 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 4 PERCENT. * IMPACTS...THE HOT...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
609 WWUS85 KBOU 190241 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 841 PM MDT MON JUN 18 2012 ...EXTREME FIRE BEHAVIOR POSSIBLE DUE TO VERY WARM TEMPERATURES... LOW HUMIDITIES...AND BREEZY CONDITIONS ON TUESDAY... RECORD HEAT COMBINED WITH EXTREMELY LOW HUMIDITIES AND BREEZY CONDITIONS BROUGHT RED FLAG CONDITIONS EARLIER TODAY. THE WIND HAS DECREASED THIS EVENING...THEREFORE THE RED FLAG WARNING FOR MONDAY HAS BEEN ALLOWED TO EXPIRE. THERE WILL BE POOR RELATIVE HUMIDITY RECOVERY OVERNIGHT. ANOTHER DAY OF CRITICAL FIRE WEATHER CONDITIONS IS EXPECTED ON TUESDAY. AFTER THE PASSAGE OF A WEAK COLD FRONT IN THE MORNING... THE TEMPERATURES WILL NOT BE AS HOT BUT STILL WELL ABOVE NORMAL. OVERALL THE WIND WILL NOT BE AS STRONG AS TODAY. THE GUSTY WINDS WILL BE MOST PREVALENT IN THE MOUNTAINS AND MOUNTAIN VALLEYS. COZ211>218-191200- /O.EXP.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ /O.CON.KBOU.FW.W.0020.120619T1600Z-120620T0300Z/ JACKSON COUNTY BELOW 9000 FEET- SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- 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- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 841 PM MDT MON JUN 18 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 9 PM MDT TUESDAY FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR THE MOUNTAINS...HIGH VALLEYS...AND FRONT RANGE FOOTHILLS... * AFFECTED AREA...FIRE WEATHER ZONES 211...212...213...214... 215...216...217 AND 218. * TIMING...POOR RELATIVE HUMIDITY RECOVERY IS EXPECTED TONIGHT WITH RED FLAG CONDITIONS REDEVELOPING ON TUESDAY. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...5 TO 10 PERCENT. * IMPACTS...THE VERY WARM...EXTREMELY DRY...AND BREEZY CONDITIONS WILL ALLOW EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES. ANY NEW FIRE STARTS WILL BE DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. 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. && $$ COZ238-239-190345- /O.EXP.KBOU.FW.W.0019.000000T0000Z-120619T0300Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 841 PM MDT MON JUN 18 2012 ...RED FLAG WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING FOR WIND AND EXTREMELY LOW RELATIVE HUMIDITY FOR PORTIONS OF THE FRONT RANGE URBAN CORRIDOR WEST OF I-25... THE RED FLAG WARNING WILL IS NO LONGER IN EFFECT...DUE TO LIGHT WINDS ACROSS THE FRONT RANGE. $$
Nearby
Red Flag Warnings in Colorado, 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.