Alert archive / Colorado / Red Flag Warnings in 2011
Red Flag Warning 34, NWS Pueblo, CO
NWS Pueblo, CO issued this red flag warning at Apr 21, 2011, 3:30 PM MDT for 11 counties in Colorado. It took effect at Apr 22, 2011, 12:00 PM MDT. It was in force for 8 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
- Apr 21, 2011, 3:30 PM MDT (21:30 UTC)
- In effect from
- Apr 22, 2011, 12:00 PM MDT
- Expired
- Apr 22, 2011, 8:00 PM MDT
- In force
- 8 hr
- Issued by
- NWS Pueblo, CO
Counties Alamosa County, CO, Conejos County, CO, Costilla County, CO, Crowley County, CO, El Paso County, CO, Huerfano County, CO, Las Animas County, CO, Otero County, CO, Pueblo County, CO, Rio Grande County, CO, Saguache County, CO
The radar
The Pueblo radar (KPUX), 105 km from the middle of the area, began a volume at 21:30 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, 9.5 hours before the alert went out and 278 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
- 620 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
062 WWUS85 KPUB 212130 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 330 PM MDT THU APR 21 2011 ...A RED FLAG WARNING FOR STRONG WINDS...LOW HUMIDITIES AND DRY FUELS IS IN EFFECT UNTIL 8 PM FOR FIRE WEATHER ZONES 224 AND 227 THROUGH 230...WHICH INCLUDES THE SAN LUIS VALLEY...SOUTHERN EL PASO...PUEBLO...EASTERN HUERFANO AND WESTERN LAS ANIMAS COUNTIES... ...A RED FLAG WARNING HAS BEEN ISSUED FOR STRONG WINDS...LOW HUMIDITIES AND DRY FUELS FROM NOON TO 8 PM ON FRIDAY FOR FIRE WEATHER ZONES 227 THROUGH 233...WHICH INCLUDES SOUTHERN EL PASO... PUEBLO...EASTERN HUERFANO...LAS ANIMAS...CROWLEY AND OTERO COUNTIES... COZ231>233-221330- /O.CAN.KPUB.FW.W.0033.000000T0000Z-110422T0200Z/ /O.UPG.KPUB.FW.A.0025.110422T1800Z-110423T0200Z/ /O.NEW.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ CROWLEY COUNTY-OTERO COUNTY-EASTERN LAS ANIMAS COUNTY- 330 PM MDT THU APR 21 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 231...232 AND 233... ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 231...232 AND 233... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. THE RED FLAG WARNING FOR TODAY HAS BEEN CANCELLED. * AFFECTED AREA...FIRE WEATHER ZONES 231...232 AND 233. * WIND...WEST TO NORTHWEST 15 TO 30 MPH FRIDAY AFTERNOON AND EVENING. * HUMIDITY...8 TO 15 PERCENT EXPECTED FRIDAY AFTERNOON. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES ON FRIDAY. 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. && $$ COZ227>230-221330- /O.UPG.KPUB.FW.A.0025.110422T1800Z-110423T0200Z/ /O.NEW.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ /O.CON.KPUB.FW.W.0033.000000T0000Z-110422T0200Z/ SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY- WESTERN LAS ANIMAS COUNTY- 330 PM MDT THU APR 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 227... 228...229 AND 230... ...RED FLAG WARNING IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 227...228... 229 AND 230... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONES 227...228...229 AND 230. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 40 MPH THIS EVENING AND AGAIN ON FRIDAY. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ COZ224-220200- /O.CON.KPUB.FW.W.0033.000000T0000Z-110422T0200Z/ SAN LUIS VALLEY- 330 PM MDT THU APR 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 224... * AFFECTED AREA...FIRE WEATHER ZONE 224. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 40 MPH. * HUMIDITY...10 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. 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. && $$
4 follow-up statements
556 WWUS85 KPUB 220206 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 806 PM MDT THU APR 21 2011 ...A RED FLAG WARNING REMAINS IN EFFECT FOR STRONG WINDS...LOW HUMIDITIES AND DRY FUELS FROM NOON TO 8 PM ON FRIDAY FOR FIRE WEATHER ZONES 227 THROUGH 233...WHICH INCLUDES SOUTHERN EL PASO... PUEBLO...EASTERN HUERFANO...LAS ANIMAS...CROWLEY AND OTERO COUNTIES... ...THE RED FLAG WARNING FOR THURSDAY HAS EXPIRED... COZ227>230-221815- /O.EXP.KPUB.FW.W.0033.000000T0000Z-110422T0200Z/ /O.CON.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY- WESTERN LAS ANIMAS COUNTY- 806 PM MDT THU APR 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 227...228...229 AND 230... ...RED FLAG WARNING HAS EXPIRED FOR THURSDAY... THE RED FLAG WARNING FOR THURSDAY HAS BEEN ALLOWED TO EXPIRE. THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONES 227...228...229 AND 230. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 40 MPH THIS EVENING AND AGAIN ON FRIDAY. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ COZ224-220315- /O.EXP.KPUB.FW.W.0033.000000T0000Z-110422T0200Z/ SAN LUIS VALLEY- 806 PM MDT THU APR 21 2011 ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE 224... THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$ COZ231>233-221815- /O.CON.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ CROWLEY COUNTY-OTERO COUNTY-EASTERN LAS ANIMAS COUNTY- 806 PM MDT THU APR 21 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 231...232 AND 233... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT FRIDAY. * AFFECTED AREA...FIRE WEATHER ZONES 231...232 AND 233. * WIND...WEST TO NORTHWEST 15 TO 30 MPH FRIDAY AFTERNOON AND EVENING. * HUMIDITY...8 TO 15 PERCENT EXPECTED FRIDAY AFTERNOON. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES ON FRIDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
414 WWUS85 KPUB 221022 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 422 AM MDT FRI APR 22 2011 ...A RED FLAG WARNING IS IN EFFECT FOR STRONG WINDS...LOW HUMIDITIES AND DRY FUELS FROM NOON TO 8 PM TODAY FOR FIRE WEATHER ZONES 224 AND 226 THROUGH 230...WHICH INCLUDES THE SAN LUIS VALLEY...EL PASO... PUEBLO...EASTERN HUERFANO...AND WESTERN LAS ANIMAS COUNTIES... ...THE RED FLAG WARNING THAT WAS IN EFFECT FOR CROWLEY...OTERO AND EASTERN LAS ANIMAS COUNTIES FOR TODAY HAS BEEN CANCELLED... COZ231>233-221130- /O.CAN.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ CROWLEY COUNTY-OTERO COUNTY-EASTERN LAS ANIMAS COUNTY- 422 AM MDT FRI APR 22 2011 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 231...232 AND 233... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS CANCELLED THE RED FLAG WARNING THAT WAS IN EFFECT FOR CROWLEY...OTERO AND EASTERN LAS ANIMAS COUNTIES FOR TODAY. * AFFECTED AREA...FIRE WEATHER ZONES 231...232 AND 233. * WIND...PEAK WINDS GENERALLY WEST TO NORTHWEST 15 TO 25 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITIES GENERALLY 15 TO 20 PERCENT. * IMPACTS...THESE CONDITIONS STILL REQUIRE CAUTION TO AVOID FIRE STARTS EVEN THOUGH THEY DO NOT MEET THE CRITICAL FIRE WEATHER CRITERIA THAT ARE REQUIRED FOR A RED FLAG WARNING. $$ COZ224-226-230200- /O.EXA.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ SAN LUIS VALLEY-NORTHERN EL PASO COUNTY- 422 AM MDT FRI APR 22 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 224 AND 226... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS ISSUED A RED FLAG WARNING FOR THE SAN LUIS VALLEY AND NORTHERN EL PASO COUNTY...WHICH IS IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING. * AFFECTED AREA...FIRE WEATHER ZONES 224 AND 226. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ COZ227>230-230200- /O.CON.KPUB.FW.W.0034.110422T1800Z-110423T0200Z/ SOUTHERN EL PASO COUNTY-PUEBLO COUNTY-HUERFANO COUNTY- WESTERN LAS ANIMAS COUNTY- 422 AM MDT FRI APR 22 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 227...228...229 AND 230... THE NATIONAL WEATHER SERVICE IN PUEBLO HAS CONTINUED A RED FLAG WARNING FOR SOUTHERN EL PASO...PUEBLO...EASTERN HUERFANO AND WESTERN LAS ANIMAS COUNTIES...WHICH IS IN EFFECT FROM NOON TO 8 PM MDT TODAY. * AFFECTED AREA...FIRE WEATHER ZONES 227...228...229 AND 230. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. 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. && $$
653 WWUS85 KPUB 222107 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 307 PM MDT FRI APR 22 2011 ...A RED FLAG WARNING IS IN EFFECT FOR STRONG WINDS...LOW HUMIDITIES AND DRY FUELS UNTIL 8 PM THIS EVENING FOR FIRE WEATHER ZONES 224 AND 226 THROUGH 230...WHICH INCLUDES THE SAN LUIS VALLEY...EL PASO...PUEBLO...EASTERN HUERFANO...AND WESTERN LAS ANIMAS COUNTIES... COZ224-226>230-230200- /O.CON.KPUB.FW.W.0034.000000T0000Z-110423T0200Z/ SAN LUIS VALLEY-NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY- PUEBLO COUNTY-HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY- 307 PM MDT FRI APR 22 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 224... 226...227...228...229 AND 230... * AFFECTED AREA...FIRE WEATHER ZONES 224...226...227...228... 229 AND 230. * WIND...WESTERLY 20 TO 30 MPH WITH GUSTS TO 45 MPH. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...EXTREME FIRE BEHAVIOR WITH RAPID RATES OF GROWTH AND SPREAD WILL BE POSSIBLE WITH ANY FIRES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
804 WWUS85 KPUB 230201 RFWPUB URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE PUEBLO CO 801 PM MDT FRI APR 22 2011 ...RED FLAG WARNING HAS BEEN ALLOWED TO EXPIRE... COZ224-226>230-230315- /O.EXP.KPUB.FW.W.0034.000000T0000Z-110423T0200Z/ SAN LUIS VALLEY-NORTHERN EL PASO COUNTY-SOUTHERN EL PASO COUNTY- PUEBLO COUNTY-HUERFANO COUNTY-WESTERN LAS ANIMAS COUNTY- 801 PM MDT FRI APR 22 2011 ...RED FLAG WARNING HAS EXPIRED FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONES 224...226...227...228...229 AND 230... THE RED FLAG WARNING IS NO LONGER IN EFFECT. $$
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.