An upper level disturbance moved through a moist and unstable airmass and produced significant snowfall across the high terrain of west central and southwest Colorado.
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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 GJT wrote it up.
An upper level disturbance moved through a moist and unstable airmass and produced significant snowfall across the high terrain of west central and southwest Colorado.
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 Grand Junction, CO wrote its last area forecast discussion before the first event at Feb 12, 3:13 PM MST, 8 hours 47 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GRAND JUNCTION CO 313 PM MST MON FEB 12 2007 .SHORT TERM (TONIGHT THROUGH WEDNESDAY)... WEAK SECONDARY SHORTWAVE COMBINED WITH RESIDUAL MOISTURE AND INSTABILITY HAS KEPT SCATTERED TO NUMEROUS SNOW SHOWERS GOING OVER THE MOUNTAINS THIS AFTERNOON. TONIGHT: SUBSIDENCE AND DRYING WILL BRING A DECREASE IN SHOWERS THIS EVENING WITH SHORTWAVE RIDGING ENDING PRECIPITATION LATE TONIGHT. HARD ON THE HEELS OF THIS SYSTEM IS ANOTHER PACIFIC STORM WHICH WILL PUSH EASTWARD INTO THE DESERT SOUTHWEST OVERNIGHT. MOISTURE MOVING AHEAD OF THE STORM WILL BEGIN TO OVERSPREAD THE REGION FROM THE SOUTHWEST LATER TONIGHT. OVERNIGHT LOWS...ESPECIALLY NORTH WILL BE CONSIDERABLE COOLER AS CLOUD COVER IS EXPECTED TO DECREASE AFTER SUNSET. TUESDAY THROUGH WEDNESDAY: DESERT SOUTHWEST STORM WILL PHASE WITH NORTHERN WAVE BRINGING UNSETTLED WEATHER THROUGH MIDWEEK. AS WITH THE LAST STORM...DYNAMICS NOT ALL THAT IMPRESSIVE THOUGH IT DOES APPEAR ENOUGH MOISTURE AND INSTABILITY FOR ADVISORY LEVEL SNOW FROM TUESDAY AFTERNOON THROUGH WEDNESDAY FOR THE HIGHER MOUNTAINS. EXPECT TEMPERATURES TO BE A LITTLE COOLER THAN OVER THE PAST WEEK... THOUGH NEAR NORMAL FOR THIS TIME OF YEAR. .LONG TERM (WEDNESDAY NIGHT THROUGH MONDAY)... MODELS CONTINUE TO SHOW A REASONABLE AMOUNT OF CONSISTENCY THROUGH MOST OF THE LONG TERM PERIOD. AT THE START OF THE PERIOD...THE PATTERN IS DOMINATED BY A VORTEX OVER THE GREAT LAKES AND A HIGH PRESSURE RIDGE OVER THE NORTHWEST COAST OF THE US. WE SIT IN-BETWEEN UNDER NORTH TO NORTHWEST FLOW. EMBEDDED DISTURBANCES BRUSHING THE AREA WILL BE MOSTLY FELT BY THE NORTHERN AND CENTRAL MOUNTAINS WITH MAINLY OROGRAPHIC SNOW. BY SAT THE PATTERN SHIFTS EAST WITH HEIGHTS RISING OVER THE CENTRAL ROCKIES. THIS WILL PUT AN END TO ANY CHANCE OF PCPN. UNCERTAINTY INCREASES FOR SUN AND MON AS A SOUTHERN BRANCH LOW PRESSURE SYSTEM MOVES INTO SOUTHERN CA. MODELS SHOW SOME SIMILARITIES WITH ENERGY EJECTING ACROSS THE DESERT SOUTHWEST TOWARDS THE FORECAST AREA BRINGING ANOTHER CHANCE OF PCPN. A WARMING TREND WILL BRING HIGHS A LITTLE ABOVE NORMAL BY FRI WITH THE WARMEST READINGS ON SAT. THE TREND THEN FLATTENS OUT FOR THE REMAINDER OF THE PERIOD. && .GJT WATCHES/WARNINGS/ADVISORIES... .CO...NONE. .UT...NONE. NL/EH
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1213 PM MST MON FEB 12 2007 COZ001>014-017>023-UTZ022>025-027>029-131300- ANIMAS RIVER BASIN-ARCHES/GRAND FLAT-CANYONLANDS/NATURAL BRIDGES- CENTRAL COLORADO RIVER BASIN- CENTRAL GUNNISON AND UNCOMPAHGRE RIVER BASIN- CENTRAL YAMPA RIVER BASIN-DEBEQUE TO SILT CORRIDOR- EASTERN UINTA BASIN-EASTERN UINTA MOUNTAINS- ELKHEAD AND PARK MOUNTAINS-FLAT TOPS- FOUR CORNERS/UPPER DOLORES RIVER- GORE AND ELK MOUNTAINS/CENTRAL MOUNTAINS-GRAND AND BATTLEMENT MESAS- GRAND VALLEY-LA SAL AND ABAJO MOUNTAINS-LOWER YAMPA RIVER BASIN- NORTHWEST SAN JUAN MOUNTAINS-PARADOX VALLEY/LOWER DOLORES RIVER- ROAN AND TAVAPUTS PLATEAUS-SAN JUAN RIVER BASIN-SOUTHEAST UTAH- SOUTHWEST SAN JUAN MOUNTAINS-TAVAPUTS PLATEAU- UNCOMPAHGRE PLATEAU AND DALLAS DIVIDE-UPPER GUNNISON RIVER VALLEY- UPPER YAMPA RIVER BASIN-WEST ELK AND SAWATCH MOUNTAINS- 1213 PM MST MON FEB 12 2007 .DAY ONE...REST OF TODAY AND TONIGHT SCATTERED SNOW SHOWERS ACTIVITY WILL CONTINUE OVER MOST MOUNTAINS WITH LIGHT ADDITIONAL ACCUMULATIONS. A FEW LIGHT SNOW WILL REDEVELOP OVER THE SOUTHERN MOUNTAINS LATE TONIGHT. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY AN UNSETTLED WEATHER PATTERN WILL CONTINUE OVER THE AREA WITH THE CHANCE OF MOUNTAIN SNOW AND VALLEY RAIN THROUGH THURSDAY. THERE WILL BE A CHANCE OF MOUNTAIN SNOW AND VALLEY RAIN OVER SOUTHWEST COLORADO AND SOUTHEAST UTAH SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT...BUT SPOTTERS ARE ENCOURAGED TO CALL IN SNOWFALL AMOUNTS TO THE GRAND JUNCTION NATIONAL WEATHER SERVICE OFFICE. MC/CJC/NL
The national radar mosaic for the moment the first event began.
9 winter weather, 1 heavy snow. Local standard time, as filed.
Five to ten inches of snowfall occurred with locally higher amounts including 20 inches at Silverton Ski Area.
Widespread snowfall of 6 to 12 inches occurred over northwest Montezuma County and western Dolores County, affecting communities along Highway 491 from Cortez to Dove Creek. Locally higher snow amounts of 15 inches occurred 8 miles northwest of Lewis. South and east of Cortez snowfall amounts ranged from 2 to 6 inches. Highway 491 was closed across northwest Montezuma County due to the snow.|
Five to twelve inches of snow fell across the area.
Five to twelve inches of snow fell across the area with locally higher amounts of 15 and 16 inches measured at Snowmass Ski Area and Beaver Creek Ski Area, respectively.
Five to ten inches of snow fell across the area.
Five to twelve inches of snowfall occurred above the 8000 foot level.
Five to twelve inches of snowfall blanketed the area.
Three to six inches of snowfall blanketed the area.
Widespread snowfall of 3 to 5 inches occurred with over half of the area receiving 5 inches.
Three to five inches of snowfall occurred with local amounts up to 9 inches around Eagle.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Colorado in 2007Every state in 2007This day in weather historyWarnings in Colorado, February 2007
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: 20307, 20280, 20302, 20303, 20304, 20305, 20306, 20300, 20301, 20299.