Alert archive / Colorado / Red Flag Warnings in 2017
Red Flag Warning 7, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this red flag warning at Mar 3, 2017, 3:14 PM MST for 8 counties in Colorado. It took effect at Mar 4, 2017, 12:00 PM MST. It was in force for 6 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
- Mar 3, 2017, 3:14 PM MST (22:14 UTC)
- In effect from
- Mar 4, 2017, 12:00 PM MST
- Expired
- Mar 4, 2017, 6:00 PM MST
- In force
- 6 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Arapahoe County, CO, Clear Creek County, CO, Douglas County, CO, Elbert County, CO, Gilpin County, CO, Jefferson County, CO, Lincoln County, CO, Park County, CO
The radar
The Denver radar (KFTG), 48 km from the middle of the area, began a volume at 22:15 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 12:00Z, 10.2 hours before the alert went out and 149 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
- 2958 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 162 m²/s²
- 0-3 km storm-relative helicity
- 130 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
675 WWUS85 KBOU 032214 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 314 PM MST Fri Mar 3 2017 ...Fire Danger Levels Expected to Increase Over the Weekend... .A dry weather pattern will remain in place over northeast Colorado through this weekend along with warming temperatures Saturday and Sunday. Winds are expected to increase Saturday afternoon which will cause fire danger conditions to increase, especially on the Palmer Divide and southern Front Range Foothills. Critical conditions may expand slightly northward on Sunday, as winds increase further. The combination of very dry, warm, and breezy conditions will make dangerous fire behavior possible, if fires get started. Open burning is prohibited on Red Flag Warning days. Residents of northeast Colorado should remain wary of the potentially dangerous conditions. COZ241-246-247-041200- /O.UPG.KBOU.FW.A.0005.170304T1900Z-170305T0100Z/ /O.NEW.KBOU.FW.W.0007.170304T1900Z-170305T0100Z/ /O.NEW.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Elbert/Central and East Douglas Counties Above 6000 Feet- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- 314 PM MST Fri Mar 3 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE PALMER DIVIDE AREA...FIRE WEATHER ZONES 241...246...AND 247... ...FIRE WEATHER WATCH IN EFFECT SUNDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect from noon to 6 PM MST Saturday. A Fire Weather Watch has also been issued. This Fire Weather Watch FOR WIND AND LOW RELATIVE HUMIDITY is in effect Sunday afternoon. * Affected Area...Fire Weather Zones 241...246 and 247. * Timing...Fire danger will increase by mid day Saturday and remain high through the afternoon. Conditions will improve by Saturday evening, but Sunday will likely feature high fire danger again. * Winds...Southwest 15 to 25 mph with gusts around 35 mph. * Relative Humidity...as low as 9 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior if fires get started. Rapid fire spread will be possible. 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ COZ216-041200- /O.NEW.KBOU.FW.W.0007.170304T1900Z-170305T0100Z/ /O.NEW.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- 314 PM MST Fri Mar 3 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN FRONT RANGE FOOTHILLS...FIRE WEATHER ZONE 216... ...FIRE WEATHER WATCH IN EFFECT SUNDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect from noon to 6 PM MST Saturday. A Fire Weather Watch has also been issued. This Fire Weather Watch FOR WIND AND LOW RELATIVE HUMIDITY is in effect Sunday afternoon. * Affected Area...Fire Weather Zone 216. * Timing...Fire danger will increase by mid day Saturday and remain high through the afternoon. Conditions will improve by Saturday evening, but Sunday will likely feature high fire danger again. * Winds...Southwest 10 to 20 mph with gusts around 35 mph. * Relative Humidity...as low as 11 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior if fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ COZ245-249-041200- /O.NEW.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Central and East Adams and Arapahoe Counties-Washington County- 314 PM MST Fri Mar 3 2017 ...FIRE WEATHER WATCH IN EFFECT SUNDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR EASTERN ADAMS...EASTERN ARAPAHOE...AND WASHINGTON COUNTIES...FIRE WEATHER ZONES 245 AND 249... The National Weather Service in Denver has issued a Fire Weather Watch FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect Sunday afternoon. * Affected Area...Fire Weather Zones 245 and 249. * Timing...Critical Fire danger conditions are possible Sunday afternoon as winds increase. * Winds...Southwest 15 to 20 mph with gusts up to 35 mph. * Relative Humidity...as low as 11 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior if fires get started. Rapid fire spread will be possible. 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. && $$
4 follow-up statements
870 WWUS85 KBOU 041101 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 401 AM MST Sat Mar 4 2017 ...HIGH FIRE DANGER ON THE PALMER DIVIDE...SOUTHERN FRONT RANGE FOOTHILLS AND PARTS OF THE NORTHEAST PLAINS THIS WEEKEND... .Gusty southwest winds, very low relative humidity, well above average temperatures and dry fuels may result dangerous rangeland fire behavior including large fire spreads should fires get started. These critical fire weather conditions are most likely to appear during the afternoon hours today and again on Sunday. Open burning is prohibited on Red Flag Warning days. Residents across all of northeast Colorado should remain alert as these potentially dangerous conditions could expand in area with little notice. COZ216-241-246-247-041915- /O.CON.KBOU.FW.W.0007.170304T1900Z-170305T0100Z/ /O.CON.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Elbert/Central and East Douglas Counties Above 6000 Feet- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- 401 AM MST Sat Mar 4 2017 ...RED FLAG WARNING IN EFFECT FROM NOON TO 6 PM MST TODAY FOR GUSTY WINDS AND VERY LOW RELATIVE HUMIDITY...FOR THE PALMER DIVIDE AREA...FIRE WEATHER ZONES 241...246...AND 247...AND SOUTHERN FRONT RANGE FOOTHILLS...FIRE WEATHER ZONE 216. ...A FIRE WEATHER WATCH REMAINS IN EFFECT FOR SUNDAY AFTERNOON FOR STRONG GUSTY WINDS AND LOW RELATIVE HUMIDITY... * Affected Area...Fire Weather Zones 216...241...246 and 247. * Timing...Critical fire weather conditions are expected this afternoon, and again Sunday afternoon. Conditions should improve with nightfall. * Winds...Southwest 15 to 25 mph with gusts to around 35 mph. Strongest winds are expected at lower elevations Sunday afternoon. * Relative Humidity...as low as 7 percent. * Impacts...Fire will quickly spread through the dry vegetation with the warm, dry and gusty winds expected this weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ240-041915- /O.EXA.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- 401 AM MST Sat Mar 4 2017 ...FIRE WEATHER WATCH HAS BEEN ISSUED FOR SUNDAY AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR THE DENVER METRO AREA...FIRE WEATHER ZONE 240... THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A FIRE WEATHER WATCH FOR SUNDAY AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY. * Affected Area...Fire Weather Zone 240, the Denver metro area. * Timing...High fire danger conditions may develop by Sunday afternoon. Conditions should improve Sunday evening. * Winds...Southwest 10 to 20 mph with gusts up to 30 mph. * Relative Humidity...as low as 8 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior if fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ245-249-041915- /O.CON.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Central and East Adams and Arapahoe Counties-Washington County- 401 AM MST Sat Mar 4 2017 ...FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR EASTERN ADAMS...EASTERN ARAPAHOE AND WASHINGTON COUNTIES...FIRE WEATHER ZONES 245 AND 249... * Affected Area...Fire Weather Zones 245 and 249. * Timing...Critical Fire danger conditions are possible Sunday afternoon. Conditions should improve with nightfall. * Winds...Southwest 15 to 20 mph with gusts to around 30 mph. * Relative Humidity...as low as 12 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ baker
142 WWUS85 KBOU 041926 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 1226 PM MST Sat Mar 4 2017 ...HIGH FIRE DANGER ON THE PALMER DIVIDE...SOUTHERN FRONT RANGE FOOTHILLS AND PARTS OF THE NORTHEAST PLAINS THROUGH THE WEEKEND... .Gusty southwest winds, very low relative humidity, well above average temperatures, and dry fuels may result dangerous rangeland fire behavior including large fire spreads should fires get started. These critical fire weather conditions will occur during the afternoon hours today and again on Sunday. Open burning is prohibited on Red Flag Warning days. Residents across all of northeast Colorado should remain alert as these potentially dangerous conditions could expand in area with little notice. COZ216-241-246-247-050330- /O.CON.KBOU.FW.W.0007.000000T0000Z-170305T0100Z/ /O.CON.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- Elbert/Central and East Douglas Counties Above 6000 Feet- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- 1226 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN FRONT RANGE FOOTHILLS AND PALMER DIVIDE THROUGH LINCOLN COUNTY... ...FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... * Affected Area...Fire Weather Zones 216...241...246 and 247. * Timing...Critical fire weather conditions are expected this afternoon, and again Sunday afternoon. Conditions should improve with nightfall. * Winds...Southwest 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...as low as 6 percent. * Impacts...Any wildfires will quickly spread through the dry vegetation with the warm, dry and gusty winds expected this weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ240-245-249-050330- /O.CON.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Central and East Adams and Arapahoe Counties-Washington County- 1226 PM MST Sat Mar 4 2017 ...FIRE WEATHER WATCH REMAINS IN EFFECT SUNDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF THE NORTHEAST PLAINS...MAINLY ALONG AND SOUTH OF THE I-76 CORRIDOR... * Affected Area...Fire Weather Zones 240...245 and 249. * Timing...Critical Fire danger conditions are possible Sunday afternoon. Conditions should improve with nightfall. * Winds...Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity...as low as 12 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$
564 WWUS85 KBOU 042226 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 326 PM MST Sat Mar 4 2017 ...HIGH FIRE DANGER THROUGH MONDAY... .Gusty southwest winds, very low relative humidity, well above average temperatures, and dry fuels may result dangerous fire behavior including large fire spreads should fires get started. Fire danger will become critical in more areas on Sunday, spreading onto more of the plains and through the foothills. On Monday, strong winds will likely create even more critical conditions. Open burning is prohibited on Red Flag Warning days. Residents across all of northeast Colorado should remain alert as these potentially dangerous conditions could expand in area with little notice. COZ241-246-247-050630- /O.UPG.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ /O.NEW.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.NEW.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ /O.CON.KBOU.FW.W.0007.000000T0000Z-170305T0100Z/ Elbert/Central and East Douglas Counties Above 6000 Feet- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- 326 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE PALMER DIVIDE THROUGH LINCOLN COUNTY... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... 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 7 PM MST Sunday. A Fire Weather Watch has also been issued FOR WIND AND LOW RELATIVE HUMIDITY for Monday. * Affected Area...Fire Weather Zones 241...246 and 247. * Timing...Critical fire weather conditions are occurring late this afternoon, and will redevelop on Sunday. Conditions should improve with nightfall on both days. Even stronger winds can be expected Monday. * Winds...Southwest winds 15 to 25 mph with gusts to 35 mph. On Monday, west winds 25 to 35 mph gusts up to 50 mph. * Relative Humidity...as low as 6 percent. * Impacts...Any wildfires will quickly spread through the dry vegetation with the warm, dry and gusty winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ216-050630- /O.UPG.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ /O.NEW.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.CON.KBOU.FW.W.0007.000000T0000Z-170305T0100Z/ Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- 326 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN FRONT RANGE FOOTHILLS... ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect from 10 AM to 7 PM MST Sunday. The Fire Weather Watch is no longer in effect. * Affected Area...Fire Weather Zone 216. * Timing...Critical fire weather conditions are occurring late this afternoon, and will again Sunday. Conditions should improve with nightfall on both days. Even stronger winds can be expected Monday, but humidities should improve slightly with cooler temperatures. * Winds...Southwest 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...as low as 9 percent. * Impacts...Any wildfires will quickly spread through the dry vegetation with the warm, dry and gusty winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ240-245-249-050630- /O.UPG.KBOU.FW.A.0006.170305T1900Z-170306T0100Z/ /O.NEW.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.NEW.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ North Douglas County Below 6000 Feet/Denver/West Adams and Arapahoe Counties/East Broomfield County- Central and East Adams and Arapahoe Counties-Washington County- 326 PM MST Sat Mar 4 2017 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FORT PORTIONS OF THE PLAINS FROM DENVER EAST THROUGH WASHINGTON COUNTY... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... 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 7 PM MST Sunday. A Fire Weather Watch has also been issued FOR WIND AND LOW HUMIDITY for Monday... * Affected Area...Fire Weather Zones 240...245 and 249. * Timing...Critical fire weather conditions will develop Sunday. Conditions should improve with nightfall. Even stronger winds can be expected Monday. * Winds...Southwest winds 10 to 20 mph with gusts to 30 mph. On Monday, northwest winds 20 to 35 mph with gusts up to 50 mph. * Relative Humidity...as low as 8 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. 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. && $$ COZ238-239-050630- /O.NEW.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.NEW.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ Larimer County Below 6000 Feet/Northwest Weld County- Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- 326 PM MST Sat Mar 4 2017 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN FRONT RANGE I-25 CORRIDOR... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... The National Weather Service in Denver has issued a Red Flag Warning FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect from 10 AM to 7 PM MST Sunday. A Fire Weather Watch has also been issued FOR WIND AND LOW RELATIVE HUMIDITY for Monday. * Affected Area...Fire Weather Zones 238 and 239. * Timing...Critical fire weather conditions will develop Sunday. Conditions should improve with nightfall. Even stronger winds can be expected Monday. * Winds...Southwest 10 to 20 mph with gusts up to 30 mph. On Monday, northwest 25 to 35 mph with gusts up to 50 mph. * Relative Humidity...as low as 10 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ COZ215-050630- /O.NEW.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet- 326 PM MST Sat Mar 4 2017 ...RED FLAG WARNING IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHERN 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 7 PM MST Sunday. * Affected Area...Fire Weather Zone 215. * Timing...Conditions will deteriorate Sunday morning with critical conditions through the afternoon as humidities lower. Conditions should improve with nightfall. Even stronger winds can be expected Monday, but humidities should improve slightly with cooler temperatures. * Winds...Southwest 10 to 20 mph with gusts up to 35 mph. * Relative Humidity...as low as 12 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. 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. && $$ COZ242>244-248-250-251-050630- /O.NEW.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ Northeast Weld County-Central and South Weld County-Morgan County- Logan County-Sedgwick County-Phillips County- 326 PM MST Sat Mar 4 2017 ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHEASTERN PLAINS... The National Weather Service in Denver has issued a Fire Weather Watch FOR WIND AND LOW RELATIVE HUMIDITY...which is in effect from Monday morning through Monday afternoon. * Affected Area...Fire Weather Zones 242...243...244...248... 250 and 251. * Timing...strong winds and critical fire weather conditions will likely develop Monday morning and continue through the day. * Winds...Northwest 25 to 35 mph with gusts up to 50 mph. * Relative Humidity...as low as 11 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$
494 WWUS85 KBOU 050101 RFWBOU URGENT - FIRE WEATHER MESSAGE National Weather Service Denver/Boulder CO 601 PM MST Sat Mar 4 2017 ...HIGH FIRE DANGER THROUGH MONDAY... .Gusty southwest winds, very low relative humidity, well above average temperatures, and dry fuels may result dangerous fire behavior including large fire spreads should fires get started. Fire danger will become critical in more areas on Sunday, spreading onto more of the plains and through the foothills. On Monday, strong winds will likely create even more critical conditions. Open burning is prohibited on Red Flag Warning days. Residents across all of northeast Colorado should remain alert as these potentially dangerous conditions could expand in area with little notice. COZ241-246-247-051200- /O.EXP.KBOU.FW.W.0007.000000T0000Z-170305T0100Z/ /O.CON.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.CON.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ Elbert/Central and East Douglas Counties Above 6000 Feet- North and Northeast Elbert County Below 6000 Feet/North Lincoln County- Southeast Elbert County Below 6000 Feet/South Lincoln County- 601 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE PALMER DIVIDE THROUGH LINCOLN COUNTY... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... FOR ...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY... * Affected Area...Fire Weather Zones 241...246 and 247. * Timing...Critical fire weather conditions are expected redevelop on Sunday. Conditions should improve with nightfall. Even stronger winds can be expected Monday. * Winds...Southwest 25 to 35 mph with gusts up to 55 mph. * Relative Humidity...as low as 6 percent. * Impacts...Any wildfires will quickly spread through the dry vegetation with the warm, dry and gusty winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ216-051200- /O.EXP.KBOU.FW.W.0007.000000T0000Z-170305T0100Z/ /O.CON.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet- 601 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE SOUTHERN FRONT RANGE FOOTHILLS... ...RED FLAG WARNING WILL EXPIRE AT 6 PM MST THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY... * Affected Area...Fire Weather Zone 216. * Timing...Critical fire weather conditions will return again Sunday. Conditions should improve with nightfall. Even stronger winds can be expected Monday, but humidities should improve slightly with cooler temperatures. * Winds...Southwest 10 to 20 mph with gusts up to 40 mph. * Relative Humidity...as low as 7 percent. * Impacts...Any wildfires will quickly spread through the dry vegetation with the warm, dry and gusty winds. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of gusty winds...very low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. && $$ COZ238>240-245-249-051200- /O.CON.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ /O.CON.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ 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- Central and East Adams and Arapahoe Counties-Washington County- 601 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR PORTIONS OF THE PLAINS FROM DENVER EAST THROUGH WASHINGTON COUNTY... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY... * Affected Area...Fire Weather Zones 238...239...240...245 and 249. * Timing...Critical fire weather conditions will develop Sunday. Conditions should improve with nightfall. Even stronger winds can be expected Monday. * Winds...West 25 to 35 mph with gusts up to 55 mph. * Relative Humidity...as low as 8 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions may occur. Continue to listen for the later forecasts and possible Red Flag Warnings from the National Weather Service. 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. && $$ COZ215-051200- /O.CON.KBOU.FW.W.0008.170305T1700Z-170306T0200Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet- 601 PM MST Sat Mar 4 2017 ...RED FLAG WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM MST SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR NORTHERN FRONT RANGE FOOTHILLS... * Affected Area...Fire Weather Zone 215. * Timing...Conditions will deteriorate Sunday morning with critical conditions through the afternoon as humidities lower. Conditions should improve with nightfall. Even stronger winds can be expected Monday, but humidities should improve slightly with cooler temperatures. * Winds...Southwest 10 to 20 mph with gusts up to 40 mph. * Relative Humidity...as low as 12 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ COZ242>244-248-250-251-051200- /O.CON.KBOU.FW.A.0007.170306T1800Z-170307T0100Z/ Northeast Weld County-Central and South Weld County-Morgan County- Logan County-Sedgwick County-Phillips County- 601 PM MST Sat Mar 4 2017 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTHEASTERN PLAINS.. * Affected Area...Fire Weather Zones 242...243...244...248... 250 and 251. * Timing...strong winds and critical fire weather conditions will likely develop Monday morning and continue through the day. * Winds...Northwest 30 to 40 mph with gusts up to 60 mph. * Relative Humidity...as low as 11 percent. * Impacts...Dry vegetation will be prone to dangerous fire behavior should fires get started. Rapid fire spread will be possible. 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. && $$
The office that day
Everything else NWS Denver/Boulder, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 3, 3:14 PM MST | Fire Weather Watch | BOU | Adams, Arapahoe, Broomfield, Clear Creek, Denver, Douglas and 6 more | 24 hr |
Nearby
Red Flag Warnings in Colorado, 2017Every red flag warning in 2017
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.