Alert archive / Colorado / Red Flag Warnings in 2012
Red Flag Warning 18, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Jun 16, 2012, 2:02 PM MDT for 13 counties in Colorado. It took effect at Jun 17, 2012, 10:00 AM MDT. It was in force for 10 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 16, 2012, 2:02 PM MDT (20:02 UTC)
- In effect from
- Jun 17, 2012, 10:00 AM MDT
- Expired
- Jun 17, 2012, 8:00 PM MDT
- In force
- 10 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, Logan County, CO, Park County, CO, Summit County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 69 km from the middle of the area, began a volume at 20:02 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 12:00Z, 8.0 hours before the alert went out and 178 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
- 3 J/kg
- Mixed-layer CIN
- -402 J/kg
- Mixed-layer LCL
- 1050 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -70 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
303 WWUS85 KBOU 162002 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 202 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING IN EFFECT ON SUNDAY FOR THE MOUNTAINS...FRONT RANGE FOOTHILLS AND HIGH VALLEYS IN NORTHERN COLORADO...AS WELL AS NORTHERN PORTIONS OF THE I-25 URBAN CORRIDOR FOR GUSTY WEST WINDS...VERY LOW HUMIDITY AND DRY FUELS. .WESTERLY FLOW ALOFT WILL INCREASE ON SUNDAY AS A STRONG JET STREAM SINKS SOUTH OUT OF NORTHERN IDAHO AND MONTANA. THE GUSTY WINDS AND UNSEASONABLE WARM TEMPERATURES WILL PRODUCE VERY LOW RELATIVE HUMIDITY RESULTING IN CRITICAL WILDLAND FIRE CONDITIONS IN THESE AREAS. COZ212-215-216-218-170415- /O.UPG.KBOU.FW.A.0009.120617T1600Z-120618T0200Z/ /O.NEW.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- 202 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE 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 8 PM MDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 212...215...216 AND 218. * TIMING...10 AM UNTIL 8 PM. * WINDS...WEST 20 TO 30 MPH WITH HIGHER GUSTS TO AROUND 45 MPH ON THE RIDGE TOPS AND EAST FACING SLOPES. * 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. && $$ COZ238-239-170415- /O.UPG.KBOU.FW.A.0009.120617T1600Z-120618T0200Z/ /O.NEW.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- 202 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR GUSTY WEST WINDS AND LOW RELATIVE HUMIDITY FOR NORTHERN PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR GUSTY WEST WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...10 AM UNTIL 8 PM. * WINDS...WEST 15 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 7 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ211-213-214-217-170415- /O.UPG.KBOU.FW.A.0009.120617T1600Z-120618T0200Z/ /O.NEW.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- 202 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN WEST 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 8 PM MDT SUNDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 217. * TIMING...10 AM UNTIL 8 PM. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 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. && $$ BAKER
4 follow-up statements
653 WWUS85 KBOU 170324 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER CO 924 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING IN EFFECT ON SUNDAY FOR THE MOUNTAINS...FRONT RANGE FOOTHILLS AND HIGH VALLEYS IN NORTHERN COLORADO...AS WELL AS NORTHERN PORTIONS OF THE I-25 URBAN CORRIDOR FOR GUSTY WEST WINDS...VERY LOW HUMIDITY AND DRY FUELS. .WESTERLY FLOW ALOFT WILL INCREASE ON SUNDAY AS A STRONG JET STREAM SINKS SOUTH OUT OF NORTHERN IDAHO AND MONTANA. THE GUSTY WINDS AND UNSEASONABLE WARM TEMPERATURES WILL PRODUCE VERY LOW RELATIVE HUMIDITY RESULTING IN CRITICAL WILDLAND FIRE CONDITIONS IN THESE AREAS. COZ212-215-216-218-171200- /O.CON.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/ GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET- SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/ NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET- 924 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE FRONT RANGE MOUNTAINS AND FOOTHILLS... * AFFECTED AREA...FIRE WEATHER ZONES 212...215...216 AND 218. * TIMING...10 AM UNTIL 8 PM. * WINDS...WEST 20 TO 30 MPH WITH GUSTS UP TO 50 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME WILDLAND FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$ COZ238-239-171200- /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- 924 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR GUSTY WEST WINDS AND LOW RELATIVE HUMIDITY FOR NORTHERN PORTIONS OF THE FRONT RANGE URBAN CORRIDOR... * AFFECTED AREA...FIRE WEATHER ZONES 238 AND 239. * TIMING...10 AM UNTIL 8 PM. * 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. && $$ COZ211-213-214-217-171200- /O.CON.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET- 924 PM MDT SAT JUN 16 2012 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM MDT SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE MOUNTAIN RANGES AND HIGH VALLEYS IN WEST CENTRAL COLORADO... * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 217. * TIMING...10 AM UNTIL 8 PM. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
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. && $$ COZ242-243-248-172200- /O.EXA.KBOU.FW.W.0018.120617T1600Z-120618T0200Z/ NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-LOGAN COUNTY- 437 AM MDT SUN JUN 17 2012 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 242...243 AND 248... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 242...243 AND 248. * TIMING...10 AM UNTIL 8 PM SUNDAY. * WINDS...WEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE UNSEASONABLY WARM...DRY AND WINDY CONDITIONS WILL POTENTIALLY CREATE EXTREME FIRE BEHAVIOR ON ALREADY EXISTING WILDFIRES AND MAKE ANY NEW FIRE STARTS DIFFICULT TO CONTROL WITH HIGH RATES OF SPREAD. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE OFFICIALS AND FIRE CREWS IN THE FIELD OF THIS RED FLAG WARNING. && $$
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. && $$ COZ242-243-248-180315- /O.EXP.KBOU.FW.W.0018.000000T0000Z-120618T0200Z/ NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-LOGAN COUNTY- 808 PM MDT SUN JUN 17 2012 ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 242...243 AND 248... WINDS HAVE DECREASED ACROSS NORTHEAST COLORADO...THEREFORE THE RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE. $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 6:16 PM MDT | Special Weather Statement | BOU | Lincoln | 29 min |
| Jun 15, 6:47 PM MDT | Special Weather Statement | BOU | Lincoln | 28 min |
| Jun 15, 6:50 PM MDT | Special Weather Statement | BOU | Lincoln | 25 min |
| Jun 15, 7:24 PM MDT | Special Weather Statement | BOU | Crowley | 36 min |
| Jun 15, 7:42 PM MDT | Special Weather Statement | BOU | Phillips | 33 min |
| Jun 16, 1:51 AM MDT | Special Weather Statement | BOU | Elbert | 54 min |
| Jun 16, 2:43 AM MDT | Special Weather Statement | BOU | Elbert | 62 min |
| Jun 16, 3:42 AM MDT | Special Weather Statement | BOU | Washington | 63 min |
| Jun 16, 3:58 AM MDT | Fire Weather Watch | BOU | Boulder, Broomfield, Clear Creek, Douglas, Gilpin, Grand and 6 more | 10 hr |
| Jun 16, 12:00 PM MDT | Special Weather Statement | BOU | Park | 30 min |
| Jun 16, 1:01 PM MDT | Special Weather Statement | BOU | Park | 29 min |
| Jun 16, 1:31 PM MDT | Severe Thunderstorm Warning | BOU | Jefferson, Park | 29 min |
| Jun 16, 1:37 PM MDT | Special Weather Statement | BOU | Douglas | 23 min |
| Jun 16, 1:53 PM MDT | Areal Flood Advisory | BOU | Jefferson | 82 min |
| Jun 16, 2:04 PM MDT | Special Weather Statement | BOU | Douglas | 26 min |
| Jun 16, 2:28 PM MDT | Special Weather Statement | BOU | Douglas | 32 min |
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.