Alert archive / Colorado / Red Flag Warnings in 2011
Red Flag Warning 8, NWS Pueblo, CO
NWS Pueblo, CO issued this red flag warning at Mar 11, 2011, 3:45 AM MST for 10 counties in Colorado. It was in force for 13 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 11, 2011, 3:45 AM MST (10:45 UTC)
- Expired
- Mar 11, 2011, 5:00 PM MST
- In force
- 13 hr
- Issued by
- NWS Pueblo, CO
Counties Baca County, CO, Bent County, CO, Crowley County, CO, El Paso County, CO, Huerfano County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO, Pueblo County, CO
The radar
The Pueblo radar (KPUX), 71 km from the middle of the area, began a volume at 10:47 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, 10.8 hours before the alert went out and 212 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
- 4344 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
583 WWUS85 KPUB 111045 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 345 AM MST FRI MAR 11 2011 ...RED FLAG WARNING HAS BEEN ISSUED FOR FIRE WEATHER ZONES 226 THROUGH 230...WHICH INCLUDES THE I-25 CORRIDOR...THROUGH 5 PM MST THIS AFTERNOON FOR STRONG WIND GUSTS...LOW HUMIDITIES AND DRY FUELS... .THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES...HAS ISSUED A RED FLAG WARNING FOR THE INTERSTATE 25 CORRIDOR. WINDS HAVE ALREADY BEGUN TO INCREASE ALONG THE LOWER EASTERN SLOPES OF THE SOUTHEAST MOUNTAINS EARLY THIS MORNING...WITH WIND GUSTS UP TO 45 MPH BEING REPORTED NEAR THE AIR FORCE ACADEMY AND ALONG INTERSTATE 25 SOUTH OF COLORADO CITY. RELATIVE HUMIDITY VALUES ARE ALREADY APPROACHING OR BELOW 15 PERCENT IN THESE AREAS. THESE WINDS ARE EXPECTED TO SPREAD INTO THE LOWER ELEVATIONS OF THE INTERSTATE 25 CORRIDOR THROUGH THE MORNING. WINDS WILL DECREASE SOME THROUGH THE AFTERNOON HOWEVER...HUMIDITY VALUES WILL REMAIN BELOW 15 PERCENT. COZ226>230-120000- /O.NEW.KPUB.FW.W.0008.110311T1045Z-110312T0000Z/ NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY-PUEBLO COUNTY- HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY- 345 AM MST FRI MAR 11 2011 ...RED FLAG WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 226...227... 228...229 AND 230... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 226...227...228...229 AND 230. * WIND...WEST WINDS 15 TO 25 MPH. GUSTS UP TO 35 TO 45 MPH WILL BE POSSIBLE...MAINLY THIS MORNING. * HUMIDITY...8-15 PERCENT. * IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID RATES OF FIRE SPREAD THIS MORNING THROUGH EARLY AFTERNOON. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
3 follow-up statements
102 WWUS85 KPUB 111809 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 1109 AM MST FRI MAR 11 2011 ...RED FLAG WARNING IS NOW IN EFFECT FOR FIRE WEATHER ZONES 226 THROUGH 237...WHICH INCLUDES THE I-25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS...THROUGH 5 PM MST THIS AFTERNOON FOR STRONG WIND GUSTS...LOW HUMIDITIES AND DRY FUELS... .THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES...HAS ISSUED A RED FLAG WARNING FOR THE INTERSTATE 25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS. STRONG GUSTY WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH HAVE SPREAD EASTWARD FROM THE INTERSTATE 25 CORRIDOR TO THE EASTERN PLAINS LATE THIS MORNING. THESE WINDS WILL GRADUALLY SHIFT TO THE NORTH BUT REMAIN GUSTY THIS AFTERNOON AS A COLD FRONT MOVES THROUGH THE AREA. RELATIVE HUMIDITY VALUES HAVE FALLEN BELOW 15 PERCENT OVER MOST OF THE AREA EAST OF THE MOUNTAINS...AND WILL REMAIN VERY LOW THIS AFTERNOON. COZ231>237-120000- /O.EXA.KPUB.FW.W.0008.000000T0000Z-110312T0000Z/ CROWLEY COUNTY-OTERO COUNTY-EASTERN LAS ANIMAS COUNTY- KIOWA COUNTY-BENT COUNTY-PROWERS COUNTY-BACA COUNTY- 1109 AM MST FRI MAR 11 2011 ...RED FLAG WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 231...232... 233...234...235...236 AND 237... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 231...232...233...234...235...236 AND 237...WHICH INCLUDES ALL OF THE SOUTHEAST PLAINS EAST OF INTERSTATE 25. * WIND...WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH WILL GRADUALLY SHIFT TO THE NORTH BUT REMAIN GUSTY THIS AFTERNOON. * HUMIDITY...5-15 PERCENT. * IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID RATES OF FIRE SPREAD THIS MORNING THROUGH THE AFTERNOON. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ COZ226>230-120000- /O.CON.KPUB.FW.W.0008.000000T0000Z-110312T0000Z/ NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY-PUEBLO COUNTY- HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY- 1109 AM MST FRI MAR 11 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 226...227... 228...229 AND 230... * AFFECTED AREA...FIRE WEATHER ZONES 226...227...228...229 AND 230. * WIND...WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH WILL GRADUALLY SHIFT TO THE NORTH BUT REMAIN GUSTY THIS AFTERNOON. * HUMIDITY...5-15 PERCENT. * IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID RATES OF FIRE SPREAD THIS MORNING THROUGH THE AFTERNOON. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
298 WWUS85 KPUB 112206 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 306 PM MST FRI MAR 11 2011 ...RED FLAG WARNING REMAINS IN EFFECT FOR FIRE WEATHER ZONES 226 THROUGH 237...WHICH INCLUDES THE I-25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS...THROUGH 5 PM MST THIS AFTERNOON FOR STRONG WIND GUSTS...LOW HUMIDITIES AND DRY FUELS... .THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES...HAS ISSUED A RED FLAG WARNING FOR THE INTERSTATE 25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS. STRONG GUSTY WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH HAVE SPREAD EASTWARD FROM THE INTERSTATE 25 CORRIDOR TO THE EASTERN PLAINS THIS AFTERNOON. THESE WINDS WILL SHIFT TO THE NORTH BUT REMAIN GUSTY LATE THIS AFTERNOON AS A COLD FRONT MOVES THROUGH THE AREA. RELATIVE HUMIDITY VALUES HAVE FALLEN BELOW 15 PERCENT OVER MOST OF THE AREA EAST OF THE MOUNTAINS...AND WILL REMAIN VERY LOW THROUGH EARLY EVENING. COZ226>237-120000- /O.CON.KPUB.FW.W.0008.000000T0000Z-110312T0000Z/ NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY-PUEBLO COUNTY- HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY-CROWLEY COUNTY- OTERO COUNTY-EASTERN LAS ANIMAS COUNTY-KIOWA COUNTY-BENT COUNTY- PROWERS COUNTY-BACA COUNTY- 306 PM MST FRI MAR 11 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 226 THROUGH 237... * AFFECTED AREA...FIRE WEATHER ZONES 226 THROUGH 237...WHICH INCLUDES THE INTERSTATE 25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS EAST OF INTERSTATE 25. * WIND...WEST TO NORTHWEST OF WINDS 15 TO 25 MPH WITH GUSTS UP TO 35 MPH WILL SHIFT TO THE NORTH BUT REMAIN GUSTY LATE THIS AFTERNOON AS A COLD FRONT MOVES THROUGH THE AREA. * HUMIDITY...3-12 PERCENT. * IMPACTS...CONDITIONS WILL BE FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID RATES OF FIRE SPREAD THROUGH LATE AFTERNOON. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
269 WWUS85 KPUB 112352 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 452 PM MST FRI MAR 11 2011 ...RED FLAG WARNING FOR FIRE WEATHER ZONES 226 THROUGH 237...WHICH INCLUDES THE I-25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS...WILL BE ALLOWED TO EXPIRE AT 5 PM MST... .THE NATIONAL WEATHER SERVICE IN PUEBLO...IN COORDINATION WITH AREA LAND MANAGEMENT AGENCIES...WILL ALLOW THE RED FLAG WARNING FOR THE INTERSTATE 25 CORRIDOR AND ALL OF THE SOUTHEAST PLAINS TO EXPIRE AT 5 PM MST. WINDS WILL SUBSIDE AND BECOME EASTERLY OVER THE NEXT FEW HOURS...ALLOWING HUMIDITIES TO RECOVER. COZ226>237-120100- /O.EXP.KPUB.FW.W.0008.000000T0000Z-110312T0000Z/ NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY-PUEBLO COUNTY- HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY-CROWLEY COUNTY- OTERO COUNTY-EASTERN LAS ANIMAS COUNTY-KIOWA COUNTY-BENT COUNTY- PROWERS COUNTY-BACA COUNTY- 452 PM MST FRI MAR 11 2011 ...RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 226 THROUGH 237... THE RED FLAG WARNING WILL EXPIRE AT 5 PM MST THIS AFTERNOON. * AFFECTED AREA...FIRE WEATHER ZONES 226...227...228...229... 230...231...232...233...234...235...236 AND 237. * WIND...WESTERLY 10 TO 25 MPH...BECOMING EASTERLY 5 TO 15 MPH THROUGH EARLY EVENING. * HUMIDITY...5-10 PERCENT...RECOVERING TO 15 PERCENT OR HIGHER THROUGH EARLY EVENING. * IMPACTS...HIGH FIRE DANGER ACROSS THE EASTERN COLORADO PLAINS WILL GRADUALLY SUBSIDE THROUGH EARLY EVENING. HOWEVER...CAUTION IS STILL ADVISED TO AVOID FIRE STARTS AS GRASSES AND OTHER FUELS REMAIN CRITICALLY DRY. $$
Nearby
Red Flag Warnings in Colorado, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.