A brief tornado occurred on the north side of Ft. Carson.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS PUB wrote it up.
A brief tornado occurred on the north side of Ft. Carson. There was no damage.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pueblo, CO wrote its last area forecast discussion before the first event at Aug 26, 2:53 AM MST, 9 hours 52 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PUEBLO CO 353 AM MDT FRI AUG 26 2011 .SHORT TERM... (TODAY AND TONIGHT) THERE ARE STILL A FEW ECHOES SHOWING UP ON RADAR OVR SOME OF THE MT LOCATIONS...AND COULD BE SOME VERY LIGHT RAIN REACHING THE GROUND. WL KEEP SOME ISOLD POPS IN THE FORECAST FOR THE MORNING HRS OVR THE HYR TRRN. THE UPR RIDGE CENTER WL BE OVR NRN NM TODAY AND TONIGHT. A WEAK FRONT IS EXPECTED TO MOVE INTO THE SERN PLAINS EARLY IN THE AFTERNOON...AND APPEARS TO STALL OVR PUEBLO COUNTY AND EASTWARD INTO KIOWA COUNTY. BY NOON THE NAM SHOWS PCPN OVR A LOT OF THE MT AREAS AND ACRS LAS ANIMAS COUNTY. THE 4KM WRF HAS THE BEST CHANCE FOR PCPN AFTER MIDMORNING OVR THE SAN JUAN AND LA GARITA MTS...WITH MAYBE SOME ISOLD PCPN OVR THE CENTRAL AND ERN MTS. IN THE AFTERNOON THE NAM HAS THE BEST PCPN CHANCES OVR THE MTS AND THE PALMER DVD...AS DO THE GFS AND WRF...WITH SOME ISOLD CHANCES OVR THE SERN PLAINS. THE STEERING WINDS TODAY ARE EXPECTED TO BE LIGHT...AROUND 5 TO 10 KTS...THUS SLOW MOVING STORMS CAN BE EXPECTED WITH THE THREAT OF HEAVY RAINFALL. TEMPS TODAY STILL WL BE ABOUT 10 DEGREES ABOVE NORMAL OVR THE ERN PLAINS...AND AROUND 5 ABOVE NORMAL IN THE SAN LUIS VALLEY. THE MODELS QUICKLY DIMINISH PCPN COVERAGE AFTER SUNSET...HOWEVER THE GFS AND WRF ARE HINTING AT THE POTENTIAL FOR SOME LINGERING ISOLD AREAS OF PCPN OVR/NR THE HYR TRRN AS WE SEEN THE LAST COUPLE NIGHTS...AND OVR THE FAR SERN PLAINS. .LONG TERM... (SATURDAY THROUGH THURSDAY) SATURDAY-SATURDAY NIGHT...BROAD UPPER HIGH CENTERED ACROSS NORTHWESTERN NEW MEXICO SATURDAY KEEPS MONSOONAL MOISTURE PLUME ACROSS THE REGION WITHIN WEAK WEST TO SOUTHWEST FLOW ALOFT AHEAD OF ANOTHER SHORT WAVE TROUGH LIFTING OUT ACROSS THE NORTHERN GREAT BASIN SATURDAY NIGHT. THE AVAILABLE MOISTURE WILL ALLOW FOR ISOLATED TO SCATTERED DIURNAL SHOWERS AND THUNDERSTORMS TO DEVELOP IN THE AFTERNOON AND EVENING WITH THE MOST NUMEROUS STORMS OVER THE MOUNTAINS. WEAK WESTERLY FLOW ALOFT ALONG WITH INCREASED LOW LEVEL MOISTURE MAY HELP DEVELOP A FEW STORMS ACROSS THE PLAINS IN THE LATE AFTERNOON THROUGH THE LATE EVENING. MODELS INDICATING WARM AIR ALOFT REMAINING ACROSS THE REGION WITH TEMPERATURES AGAIN WELL ABOVE SEASONAL AVERAGES WITH HIGHS IN THE 60S AND 70S ACROSS THE HIGHER TERRAIN AND MAINLY IN THE 90S PLAINS DESPITE INCREASING LOW LEVEL UPSLOPE FLOW. SUNDAY-MONDAY...WEAK WEST TO NORTHWEST FLOW ALOFT PROGGED ACROSS THE STATE AS THE NORTHERN GREAT BASIN SHORTWAVE CONTINUES OUT ACROSS THE NORTHERN ROCKIES SUNDAY AND INTO THE NORTHERN HIGH PLAINS ON MONDAY. PASSING WAVE SENDS A FRONT ACROSS THE EASTERN PLAINS SUNDAY MORNING WITH ANOTHER SHOT OF COOLER AIR ACROSS THE PLAINS LATE SUNDAY NIGHT AND EARLY MONDAY MORNING. WITH THAT SAID...SHOULD SEE A SLIGHT COOLING OF TEMPS ON SUNDAY WITH A MORE NOTICEABLE COOL DOWN ON MONDAY WITH HIGHS SOME 10-15F COOLER THAN SUNDAY AS H7 TEMPS COOL SOME 3C TO 4C BEHIND PASSING WAVE. MID AND UPPER LEVEL MOISTURE REMAINS IN PLACE ACROSS THE REGION WITH ISOLATED TO SCATTERED CONVECTION EXPECTED ACROSS THE MOUNTAINS AND PLAINS EXPECTED WITH AGAIN BEST COVERAGE OVER AND NEAR THE MTS. HAVE KEPT SLIGHT POPS MENTIONED OVERNIGHT SUNDAY WITH UVV ASSOCIATED WITH PASSING WAVE WITH THE PLAINS POSSIBLY TOO STABLE FOR CONVECTION MONDAY. TUESDAY-THURSDAY...LATEST MODELS CONTINUING TO INDICATE A BROAD UPPER TROUGH OVER THE WEST COAST SLOWLY MOVING INTO THE GREAT BASIN REGION WITH INCREASING SOUTHWEST FLOW ALOFT ACROSS THE STATE THROUGH THE PERIOD. THE SOUTHWEST FLOW LOOKS TO KEEP MOISTURE PLUME ACROSS THE AREA THROUGH MID WEEK KEEPING ISOLATED TO SCATTERED DIURNAL CONVECTION POSSIBLE ACROSS THE HIGHER TERRAIN WITH WARMER AND DRIER WEATHER EXPECTED ACROSS THE EASTERN PLAINS. -MW && .AVIATION... WITH AN UPR RIDGE OVR THE AREA WE CAN EXPECT GENERALLY VFR CONDITIONS TODAY AND TONIGHT AT THE TAF SITE. HOWEVER THERE WL BE THE POSSIBILITY OF TSTMS IN THE VICINITY OF THE TAF SITES THIS AFTERNOON AND EVENING...ESPECIALLY AT KCOS. WITH THE POTENTIAL FOR SOME HEAVY RAINFALL...THERE COULD BRIEFLY BE MVFR CONDITIONS. && .PUB WATCHES/WARNINGS/ADVISORIES... NONE. && 28/23
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE PUEBLO CO 1202 PM MDT FRI AUG 26 2011 COZ058>089-093>099-271815- WESTERN MOSQUITO RANGE/EAST LAKE COUNTY ABOVE 11000 FT- LEADVILLE VICINITY/LAKE COUNTY BELOW 11000 FT- EASTERN SAWATCH MOUNTAINS ABOVE 11000 FT- WESTERN CHAFFEE COUNTY BETWEEN 9000 AND 11000 FT- CENTRAL CHAFFEE COUNTY BELOW 9000 FT- WESTERN MOSQUITO RANGE/EAST CHAFFEE COUNTY ABOVE 9000 FT- SAGUACHE COUNTY WEST OF CONTINENTAL DIVIDE BELOW 10000 FT- SAGUACHE COUNTY EAST OF CONTINENTAL DIVIDE BELOW 10000 FT- LA GARITA MOUNTAINS ABOVE 10000 FT- UPPER RIO GRANDE VALLEY/EASTERN SAN JUAN MOUNTAINS BELOW 10000 FT- EASTERN SAN JUAN MOUNTAINS ABOVE 10000 FT- DEL NORTE VICINITY/NORTHERN SAN LUIS VALLEY BELOW 8500 FT- ALAMOSA VICINITY/CENTRAL SAN LUIS VALLEY BELOW 8500 FT- SOUTHERN SAN LUIS VALLEY- NORTHERN SANGRE DE CRISTO MOUNTAINS BETWEEN 8500 AND 11000 FT- NORTHERN SANGRE DE CRISTO MOUNTAINS ABOVE 11000 FEET- SOUTHERN SANGRE DE CRISTO MOUNTAINS BETWEEN 7500 AND 11000 FT- SOUTHERN SANGRE DE CRISTO MOUNTAINS ABOVE 11000 FT- NORTHWESTERN FREMONT COUNTY ABOVE 8500 FT- WESTERN/CENTRAL FREMONT COUNTY BELOW 8500 FT- WET MOUNTAIN VALLEY BELOW 8500 FEET- WET MOUNTAINS BETWEEN 6300 AND 10000 FT- WET MOUNTAINS ABOVE 10000 FT- TELLER COUNTY/RAMPART RANGE ABOVE 7500 FT/PIKES PEAK BETWEEN 7500 AND 11000 FT-PIKES PEAK ABOVE 11000 FT- CANON CITY VICINITY/EASTERN FREMONT COUNTY- NORTHERN EL PASO COUNTY/MONUMENT RIDGE/RAMPART RANGE BELOW 7500 FT- COLORADO SPRINGS VICINITY/SOUTHERN EL PASO COUNTY/RAMPART RANGE BELOW 7400 FT-PUEBLO AND VICINITY/PUEBLO COUNTY BELOW 6300 FT- WALSENBURG VICINITY/UPPER HUERFANO RIVER BASIN BELOW 7500 FT- TRINIDAD VICINITY/WESTERN LAS ANIMAS COUNTY BELOW 7500 FT- CROWLEY COUNTY-LA JUNTA VICINITY/OTERO COUNTY- EASTERN LAS ANIMAS COUNTY-WESTERN KIOWA COUNTY- EASTERN KIOWA COUNTY-LAS ANIMAS VICINITY/BENT COUNTY- LAMAR VICINITY/PROWERS COUNTY-SPRINGFIELD VICINITY/BACA COUNTY- 1202 PM MDT FRI AUG 26 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL...EAST CENTRAL...SOUTH CENTRAL AND SOUTHEAST COLORADO. .DAY ONE...THIS AFTERNOON AND TONIGHT SCATTERED THUNDERSTORMS ARE EXPECTED OVER AND NEAR THE MOUNTAINS THIS AFTERNOON AND EVENING. ISOLATED STORMS WILL BE POSSIBLE OVER THE SOUTHEAST PLAINS THIS AFTERNOON AND EVENING. THUNDERSTORMS WILL BE CAPABLE OF PRODUCING LIGHTNING...LOCALLY HEAVY RAIN...AND OUTFLOW WINDS THAT COULD GUSTS TO AROUND 40 MPH. THE THUNDERSTORMS WILL DISSIPATE IN MOST AREAS BY MIDNIGHT...BUT A FEW COULD LINGERING PAST MIDNIGHT NEAR THE MOUNTAINS AND IN COUNTIES NEAR THE KANSAS BORDER. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY ISOLATED TO SCATTERED AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE EACH DAY...WITH THUNDERSTORMS BEING MOST NUMEROUS OVER AND NEAR THE MOUNTAINS. THE MAIN THREATS WITH THUNDERSTORMS WILL BE CLOUD TO GROUND LIGHTNING AND LOCALLY HEAVY RAINFALL. SMALL HAIL GENERALLY LESS THAN 1/2 INCH IN DIAMETER...AND WIND GUSTS UP TO 50 MPH...MAY ALSO BE POSSIBLE WITH THE STRONGEST STORMS. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS WILL NOT BE NEEDED TODAY OR TONIGHT. 34/34
The Pueblo radar (KPUX), 63 km away, was scanning. The volume nearest the first event began at 19:44 UTC.
1 tornado. Local standard time, as filed.
A tornado occurred west of Highway 115 in a field. There was no damage.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2011Every state in 2011This day in weather historyThe tornado archive for Colorado, 2011Warnings in Colorado, August 2011
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 332454.