Alert archive / Colorado / Red Flag Warnings in 2016
Red Flag Warning 29, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Oct 22, 2016, 3:30 AM MDT for 7 counties in Colorado. It took effect at Oct 22, 2016, 11:00 AM MDT. It was in force for 7 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
- Oct 22, 2016, 3:30 AM MDT (09:30 UTC)
- In effect from
- Oct 22, 2016, 11:00 AM MDT
- Expired
- Oct 22, 2016, 6:00 PM MDT
- In force
- 7 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Grand County, CO, Jackson County, CO, Larimer County, CO, Park County, CO, Summit County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 101 km from the middle of the area, began a volume at 09:31 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 (KDEN), launched 00:00Z, 9.5 hours before the alert went out and 207 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
- 4398 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 190 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
363 WWUS85 KBOU 220930 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 330 AM MDT SAT OCT 22 2016 COZ211-213>215-221800- /O.NEW.KBOU.FW.W.0029.161022T1700Z-161023T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- 330 AM MDT SAT OCT 22 2016 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE HIGH MOUNTAIN VALLEYS AND NORTHERN FRONT RANGE FOOTHILLS...FIRE WEATHER ZONES 211...213...214...AND 215... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 215. * TIMING...WINDS WILL INCREASE LATE THIS MORNING AND THEN CONTINUE THROUGH THE AFTERNOON. CONDITIONS WILL RAPIDLY IMPROVE BY SUNSET. * WINDS...WEST 15 TO 20 MPH WITH GUSTS AROUND 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY CONDITIONS AND GUSTY WINDS THIS AFTERNOON WOULD PROMOTE RAPID GROWTH OF ANY NEW OR EXISTING WILDFIRES. OPEN BURNING IS PROHIBITED ON RED FLAG DAYS. 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 CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
3 follow-up statements
238 WWUS85 KBOU 221618 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 1018 AM MDT SAT OCT 22 2016 ...A STRONG LEE TROUGH IN ESTERN COLORADO IS KEEPING DRY CONDITIONS AND AREAS OF GUSTY WINDS ACROSS THE STATE THIS AFTERNOON...WITH WINDS DECREASING RAPIDLY THIS EVENING... COZ238-230000- /O.EXA.KBOU.FW.W.0029.161022T1700Z-161023T0000Z/ LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- 1018 AM MDT SAT OCT 22 2016 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE HIGH MOUNTAIN VALLEYS...NORTHERN FOOTHILLS...AND NORTHERN URBAN COORIDOR...FIRE ZONES 211...213...214...215...238... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONE 238. * TIMING...WINDS WILL INCREASE LATE THIS MORNING AND THEN CONTINUE THROUGH THE AFTERNOON. CONDITIONS WILL RAPIDLY IMPROVE BY SUNSET. * WINDS...WEST 15 TO 20 MPH WITH GUSTS AROUND 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY CONDITIONS AND GUSTY WINDS THIS AFTERNOON WOULD PROMOTE RAPID GROWTH OF ANY NEW OR EXISTING WILDFIRES. OPEN BURNING IS PROHIBITED ON RED FLAG DAYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW....OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ COZ211-213>215-230000- /O.CON.KBOU.FW.W.0029.161022T1700Z-161023T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- 1018 AM MDT SAT OCT 22 2016 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE HIGH MOUNTAIN VALLEYS AND NORTHERN FRONT RANGE FOOTHILLS...FIRE WEATHER ZONES 211... 213...214...AND 215... * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214 AND 215. * TIMING...WINDS WILL INCREASE LATE THIS MORNING AND THEN CONTINUE THROUGH THE AFTERNOON. CONDITIONS WILL RAPIDLY IMPROVE BY SUNSET. * WINDS...WEST 15 TO 20 MPH WITH GUSTS AROUND 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 11 PERCENT. * IMPACTS...THE VERY DRY CONDITIONS AND GUSTY WINDS THIS AFTERNOON WOULD PROMOTE RAPID GROWTH OF ANY NEW OR EXISTING WILDFIRES. OPEN BURNING IS PROHIBITED ON RED FLAG DAYS. 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 CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$
029 WWUS85 KBOU 222143 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 343 PM MDT SAT OCT 22 2016 ...GUSTY WINDS AND LOW RELATIVE HUMIDITY WILL LINGER UNTIL THIS EVENING IN THE HIGH MOUNTAIN PARKS...THE NORTHERN FRONT RANGE FOOTHILLS AND NEARBY PLAINS OF NORTHEAST COLORADO... COZ211-213>215-238-230000- /O.CON.KBOU.FW.W.0029.000000T0000Z-161023T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- 343 PM MDT SAT OCT 22 2016 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MDT TODAY FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE HIGH MOUNTAIN PARKS...THE NORTHERN FRONT RANGE FOOTHILLS AND NEARBY PLAINS ...FIRE WEATHER ZONES 211...213...214...AND 215... * AFFECTED AREA...FIRE WEATHER ZONES 211...213...214...215 AND 238. * TIMING...GUSTY WINDS WILL LINGER THROUGH LATE THIS AFTERNOON... WITH THE STRONGER WINDS EXPECTED ACROSS MIDDLE AND NORTH PARKS AND OVER THE FRONT RANGE FOOTHILLS OF LARIMER AND BOULDER COUNTIES. LOW RELATIVE HUMIDITY WILL ALSO LINGER UNTIL EARLY THIS EVENING. * WINDS...WEST-SOUTHWEST 15 TO 20 MPH WITH HIGHER GUSTS UP TO 30 MPH IN FOOTHILL AREAS. * RELATIVE HUMIDITY...ANYWHERE FROM 8 TO 16 PERCENT. * IMPACTS...THE VERY DRY CONDITIONS AND GUSTY WINDS WILL PROMOTE THE RAPID GROWTH AND SPREAD OF ANY NEW OR EXISTING WILDFIRES. OPEN BURNING IS PROHIBITED UNDER RED FLAG CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW....OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES CAN CONTRIBUTE TO EXTREME FIRE BEHAVIOR. && $$ BAKER
142 WWUS85 KBOU 222356 RFWBOU URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DENVER/BOULDER CO 556 PM MDT SAT OCT 22 2016 COZ211-213>215-238-230100- /O.EXP.KBOU.FW.W.0029.000000T0000Z-161023T0000Z/ JACKSON COUNTY BELOW 9000 FEET- GRAND AND SUMMIT COUNTIES BELOW 9000 FEET- CENTRAL AND SOUTHEAST PARK COUNTY- LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET- LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY- 556 PM MDT SAT OCT 22 2016 ...RED FLAG WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING FOR GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE HIGH MOUNTAIN PARKS...THE NORTHERN FRONT RANGE FOOTHILLS AND NEARBY PLAINS... FIRE WEATHER ZONES 211...213...214...AND 215... THE GUSTY WINDS WILL CONTINUE TO RAPIDLY DECREASE THROUGH THE EVENING HOURS...WHILE HUMIDITY LEVELS INCREASE. $$
Nearby
Red Flag Warnings in Colorado, 2016Every red flag warning in 2016
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.