Colorado, 2009

Winter Storm in Colorado, February 9 to 11, 2009

February 9 to 11, 2009 · NWS PUB · 4 events in 4 counties and zones

including the summit of Wolf Creek Pass (Mineral County) and Cuchara (Huerfano County).

Where it happened

Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

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.

What happened

The episode as NWS PUB wrote it up.

Another quick moving system produced over 8 inches of snow to the higher terrain of the southern mountains...including the summit of Wolf Creek Pass (Mineral County) and Cuchara (Huerfano County).

What forecasters said that day

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 Feb 9, 5:09 AM MST, 6 hours 51 minutes earlier.

Area forecast discussion, Feb 9, 5:09 AM MST, 6 hours 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PUEBLO CO
509 AM MST MON FEB 9 2009

.SHORT TERM...
(TODAY AND TONIGHT)

CURRENTLY...UPPER LOW LIFTING NORTHEAST ACROSS THE AREA THIS
MORNING...WITH DRY SLOT KICKING MAIN PRECIP BAND EAST INTO KS/NERN
COLORADO AS OF 10Z. STRONG WEST WINDS BEGINNING TO MAKE AN
APPEARANCE WEST OF I-25 (KAFF GUSTING TO 47 KNOTS AT 10Z)...THOUGH
LIGHTER WESTERLY FLOW FARTHER EAST HAS BEEN ENOUGH TO SCOUR OUT MOST
LOW CLOUDS AND FOG THE PAST FEW HOURS. FARTHER WEST...SNOW SHOWERS
CONTINUE ALONG THE CONTINENTAL DIVIDE...WITH GUSTY WINDS AT PASS
LEVEL AND ABOVE PRODUCING AREAS OF BLOWING SNOW.

TODAY...BREEZY TO WINDY OVER THE EASTERN MOUNTAINS AND PLAINS WITH
STRONG WESTERLY FLOW DEVELOPING. THIS SHOULD SUPPRESS PRECIP MOST
EASTERN AREAS...THOUGH A FEW SPILL OVER -SHSN MAY BE POSSIBLE OVER
THE HIGHER PEAKS OF THE SANGRES/WETS/TELLER COUNTY THROUGH THE DAY
WITH FAIRLY UNSTABLE AIR MASS ROTATING ACROSS THE AREA. MUCH WARMER
MOST LOWER ELEVATIONS...WITH 50S WIDESPREAD ON THE PLAINS. NEXT
UPPER SYSTEM ALREADY DIGGING INTO THE WESTERN U.S. EARLY THIS
MORNING...WITH INCREASING SOUTHWESTERLY FLOW AT 700 MB AFTER 18Z
OVER THE SOUTHWEST MOUNTAINS. WENT AHEAD AND HOISTED A WINTER
WEATHER ADVISORY OF THE HIGHER ELEVATIONS OF THE EASTERN SAN
JUANS...AS MODEL QPFS SUPPORT A PERIOD OF HEAVY SNOW LATE THIS
AFTERNOON INTO THE EVENING. WILL SEE ACCUMULATING SNOW FARTHER NORTH
OVER THE CENTRAL MOUNTAINS...BUT DYNAMICS/OROGRAPHICS NOT QUITE
STRONG ENOUGH FOR AN ADVISORY HERE.

TONIGHT...BEST UPWARD MOTION CONTINUES OVER THE SAN JUANS THROUGH
ABOUT 06Z...THEN SHIFTS SOUTH AS UPPER LOW DROPS INTO ARIZONA. KEPT
THE ADVISORY GOING THROUGH 12Z TO MATCH UP WITH NEIGHBORS...THOUGH
WITH 700 MB FLOW BECOMING WEAK SOUTHEASTERLY BY EARLY
MORNING...SUSPECT HEAVIEST SNOW WILL BE DONE BY MIDNIGHT. FARTHER
EAST...JUST SOME LIGHT -SHSN OVER THE HIGHER TERRAIN...STILL DRY AND
BREEZY/MILD OVER THE PLAINS.

.LONG TERM...
(TUESDAY THROUGH SUNDAY)

ACTIVE PATTERN TO CONTINUE DURING THE LONG TERM WITH AT LEAST
THREE DISTINCT STORM SYSTEMS PROJECTED TO IMPACT REGION FROM
TUESDAY THROUGH SUNDAY. PRIMARY METEOROLOGICAL ISSUES DURING
THE LONG TERM ARE POPS...WINDS AND TEMPERATURES.

1ST SYSTEM THREATENS CWFA FROM TUESDAY INTO TUESDAY NIGHT...
ALTHOUGH LATEST COMPUTER PROJECTIONS SUGGEST THAT BRUNT OF
SYSTEM SHOULD EFFECT OUR NEIGHBORS TO THE SOUTH.

AT THIS TIME... THE HIGHEST PRECIPITATION POTENTIAL FROM TUESDAY
INTO TUESDAY NIGHT SHOULD BE NOTED IN THE VICINITY OF HIGHER
TERRAIN ALONG THE COLORADO/NEW MEXICO BORDER AS WELL AS OVER
SECTIONS OF THE SOUTHWEST AND CENTRAL MOUNTAINS. GUSTY WINDS ARE
ALSO ANTICIPATED AT TIMES WITH THE 1ST SYSTEM...ESPECIALLY OVER
THE FAR EASTERN PLAINS DURING TUESDAY NIGHT.

AS 1ST SYSTEM PULLS AWAY FROM THE REGION TUESDAY NIGHT...STILL
ANTICIPATE THAT BRIEF UPPER RIDGING TO ZONAL UPPER FLOW PATTERN
RETURNS TO THE REGION FROM WEDNESDAY INTO WEDNESDAY NIGHT.
THEREFORE...LOW GRADE TO NIL POPS SHOULD BE NOTED DURING THIS
TIME-FRAME IN COMBINATION WITH MAXIMUM AND MINIMUM TEMPERATURES
RUNNING NEAR MID-FEBRUARY CLIMATOLOGICAL AVERAGES.

ON THURSDAY UPPER FLOW BECOMES MORE SOUTHWESTERLY IN ADVANCE OF
RELATIVELY QUICK MOVING SYSTEM 2 WHICH IMPACTS CWFA FROM LATE
THURSDAY AFTERNOON INTO FRIDAY MORNING. IT STILL APPEARS THAT
PORTIONS OF THE CENTRAL AND THE WESTERN MOUNTAINS WILL HAVE THE
HIGHEST POTENTIAL OF RECEIVING SIGNIFICANT SNOW...ALTHOUGH ANOTHER
AREA OF CONCERN EXTENDS FROM EASTERN EL PASO SOUTHEASTWARD INTO
KIOWA AND PROWERS COUNTIES...WFO PUEBLO WILL CONTINUE TO MONITOR.
ONCE AGAIN...GUSTY WINDS MAY BECOME A CONCERN...ESPECIALLY FROM
THURSDAY NIGHT INTO FRIDAY MORNING AS SURFACE LOW DEEPENS OVER THE
TEXAS PANHANDLE/OKLAHOMA REGION.

FROM LATER FRIDAY INTO FRIDAY NIGHT...ZONAL TO SOUTHWESTERLY
UPPER FLOW RETURNS TO THE CWFA IN ADVANCE OF 3RD STORM SYSTEM THAT
IS PROJECTED TO IMPACT CWFA THIS UPCOMING WEEKEND WITH UNSETTLED
METEOROLOGICAL CONDITIONS IN COMBINATION WITH GUSTY WINDS AT
TIMES.

OVERALL...MAXIMUM TEMPERATURES DURING THE LONG TERM(OUTSIDE OF
WEDNESDAY) ARE EXPECTED TO RUN BELOW MID-FEBRUARY CLIMATOLOGICAL
AVERAGES WHILE MINIMUM TEMPERATURES ARE PROJECTED TO HOVER WITHIN
A CATEGORY OR SO OF MID-FEBRUARY AVERAGES.

&&

.AVIATION...

WESTERLY FLOW HAS DEVELOPED ALONG I-25 EARLY THIS MORNING...WITH LOW
CIGS AND FOG SCOURING OUT MOST AREAS. COULD STILL SEE SOME VERY
PATCHY FOG/LOW CIGS THROUGH 12Z...ESPECIALLY NEAR AND JUST EAST OF
KCOS...BEFORE FOG AND STRATUS ARE GONE FOR GOOD SHORTLY AFTER
SUNRISE. FOR THIS AFTERNOON...GUSTY WEST WINDS WILL DEVELOP OVER THE
I-25 CORRIDOR AND PORTIONS OF THE SERN PLAINS...AND ALSO OVER THE
SAN LUIS VALLEY. COULD SEE SOME GUSTS IN THE 30-35 KT RANGE. WILL
SEE SOME -SHSN OVER THE EASTERN MOUNTAINS...WITH POOREST VISIBILITY
AND MOUNTAIN OBSCURATION COMMON FARTHER WEST ALONG THE CONTINENTAL
DIVIDE.

&&

.PUB WATCHES/WARNINGS/ADVISORIES...

WINTER WEATHER ADVISORY FROM 11 AM THIS MORNING TO 5 AM MST
TUESDAY FOR COZ068.

&&
Hazardous weather outlook, Feb 9, 11:11 AM MST, 49 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE PUEBLO CO
1111 AM MST MON FEB 9 2009

COZ058>089-093>099-101815-
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-
1111 AM MST MON FEB 9 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL...EAST
CENTRAL...SOUTH CENTRAL AND SOUTHEAST COLORADO.

.DAY ONE...THIS AFTERNOON AND TONIGHT

MODERATE TO HEAVY SNOW IS EXPECTED THIS AFTERNOON AND EVENING
ACROSS THE EASTERN SAN JUAN MOUNTAINS...WITH TOTAL SNOWFALL OF 4
TO 10 INCHES LIKELY BY EARLY TUESDAY MORNING. WINDS GUSTING
BETWEEN 30 AND 40 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING
SNOW...WITH REDUCED VISIBILITY OVER HIGHER EXPOSED TERRAIN. OVER
THE CENTRAL MOUNTAINS...SNOWFALL WILL BE LIGHTER...WITH 1 TO 4
INCHES LIKELY. THE EASTERN MOUNTAINS...SAN LUIS VALLEY...AND UPPER
ARKANSAS VALLEY WILL SEE ISOLATED TO SCATTERED SNOW SHOWERS...WITH
LOCAL ACCUMULATIONS GENERALLY LESS THAN 2 INCHES.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THREE STORM SYSTEMS ARE EXPECTED TO IMPACT SOUTHERN COLORADO DURING
THE TUESDAY THROUGH SUNDAY TIME FRAME. THE INITIAL STORM SYSTEM IS
PROJECTED TO IMPACT THE REGION FROM TUESDAY INTO TUESDAY
NIGHT...BRINGING THE POTENTIAL OF ACCUMULATING SNOW TO THE CENTRAL
AND SOUTHWEST MOUNTAINS. GUSTY WINDS ARE ALSO ANTICIPATED AT TIMES
WITH THIS SYSTEM...ESPECIALLY OVER SECTIONS OF THE FAR EASTERN
PLAINS TUESDAY NIGHT.

A RELATIVELY QUICK MOVING SYSTEM IS THEN PROJECTED TO MOVE ACROSS
THE REGION FROM THURSDAY AFTERNOON INTO FRIDAY MORNING. AT THIS
TIME...IT APPEARS THAT PORTIONS OF THE WESTERN AND CENTRAL
MOUNTAINS WILL AGAIN HAVE A HIGH POTENTIAL OF RECEIVING
SIGNIFICANT SNOW. IN ADDITION...SIGNIFICANT SNOW WILL ALSO BE
POSSIBLE FROM EASTERN EL PASO COUNTY INTO KIOWA AND PROWERS COUNTY
DURING THIS TIME FRAME. GUSTY WINDS WILL AGAIN BE POSSIBLE WITH
THIS SYSTEM.

FINALLY...ANOTHER ROUND OF UNSETTLED WEATHER IN THE FORM OF SNOW
AND GUSTY WINDS IS ANTICIPATED AT TIMES THIS WEEKEND AS THE NEXT
STORM SYSTEM MOVES ACROSS THE REGION. THE NATIONAL WEATHER SERVICE
WILL CONTINUE TO MONITOR THIS ACTIVE WEATHER PATTERN AND ISSUE
HIGHLIGHTS AS NEEDED.

.SPOTTER INFORMATION STATEMENT...

WEATHER CONDITIONS THAT MEET REPORTING CRITERIA FOR SPOTTERS WILL BE
POSSIBLE THIS AFTERNOON AND TONIGHT ACROSS THE SOUTHWEST AND
CENTRAL MOUNTAINS.

In the hours before

Local storm report, Feb 9, 9:30 AM MST, 2 hours 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PUEBLO CO
930 AM MST MON FEB 09 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0724 AM     SNOW             2 E MONARCH PASS        38.50N 106.29W
02/09/2009  M9.0 INCH        CHAFFEE            CO   PUBLIC

            MONARCH PASS SKI AREA REPORTS 9 INCHES OF SNOW IN THE
            PAST 24 HOURS.

0813 AM     SNOW             10 W WESTCLIFFE         38.13N 105.65W
02/09/2009  E4.0 INCH        CUSTER             CO   PUBLIC

            4 INCHES OF SNOW OVERNIGHT REPORTED BY PUBLIC ON RAINBOW
            TRAIL WEST OF WESTCLIFFE AT APPROXIMATELY 9000 FEET.

0815 AM     SNOW             1 WNW LEADVILLE         39.25N 106.31W
02/09/2009  M1.4 INCH        LAKE               CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             2 NE MAYSVILLE          38.56N 106.19W
02/09/2009  M2.1 INCH        CHAFFEE            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             6 S LEADVILLE           39.16N 106.29W
02/09/2009  M1.0 INCH        LAKE               CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             4 WNW BUENA VISTA       38.87N 106.20W
02/09/2009  M2.5 INCH        CHAFFEE            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER

0815 AM     SNOW             6 SE TEXAS CREEK        38.34N 105.50W
02/09/2009  M1.5 INCH        FREMONT            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             4 SW SOUTH FORK         37.63N 106.67W
02/09/2009  M2.0 INCH        RIO GRANDE         CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0818 AM     SNOW             WOLF CREEK PASS         37.48N 106.80W
02/09/2009  M14.0 INCH       MINERAL            CO   PUBLIC

            WOLF CREEK SKI AREA REPORTS 14 INCHES OF SNOW IN THE PAST
            24 HOURS.

&&

LW
Local storm report, Feb 9, 10:34 AM MST, 1 hour 26 minutes before
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE PUEBLO CO
1034 AM MST MON FEB 09 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0724 AM     SNOW             2 E MONARCH PASS        38.50N 106.29W
02/09/2009  M9.0 INCH        CHAFFEE            CO   PUBLIC

            MONARCH PASS SKI AREA REPORTS 9 INCHES OF SNOW IN THE
            PAST 24 HOURS.

0813 AM     SNOW             10 W WESTCLIFFE         38.13N 105.65W
02/09/2009  E4.0 INCH        CUSTER             CO   PUBLIC

            4 INCHES OF SNOW OVERNIGHT REPORTED BY PUBLIC ON RAINBOW
            TRAIL WEST OF WESTCLIFFE AT APPROXIMATELY 9000 FEET.

0815 AM     SNOW             1 WNW LEADVILLE         39.25N 106.31W
02/09/2009  M1.4 INCH        LAKE               CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             2 NE MAYSVILLE          38.56N 106.19W
02/09/2009  M2.1 INCH        CHAFFEE            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             6 S LEADVILLE           39.16N 106.29W
02/09/2009  M1.0 INCH        LAKE               CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             6 SE TEXAS CREEK        38.34N 105.50W
02/09/2009  M1.5 INCH        FREMONT            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             4 SW SOUTH FORK         37.63N 106.67W
02/09/2009  M2.0 INCH        RIO GRANDE         CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER.

0815 AM     SNOW             4 WNW BUENA VISTA       38.87N 106.20W
02/09/2009  M2.5 INCH        CHAFFEE            CO   PUBLIC

            24 HOUR SNOWFALL REPORTED BY COCORAHS OBSERVER

0818 AM     SNOW             WOLF CREEK PASS         37.48N 106.80W
02/09/2009  M14.0 INCH       MINERAL            CO   PUBLIC

            WOLF CREEK SKI AREA REPORTS 14 INCHES OF SNOW IN THE PAST
            24 HOURS.

&&

THE TOTALS BELOW ARE SEPARATED INTO SNOW...AND ICE AND SLEET
CATEGORIES...THEN BY AMOUNT...AND ARE NOT NECESSARILY THE
FINAL AMOUNT FOR EACH LOCATION.

SNOW REPORTS LISTED BY AMOUNT

 INCHES  LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
 14.00   WOLF CREEK PASS          CO  MINERAL          0818 AM
                 WOLF CREEK SKI AREA REPORTS 14 INCHES OF SNOW
                 IN THE PAST 24 HOURS.
  9.00   2 E MONARCH PASS         CO  CHAFFEE          0724 AM
                 MONARCH PASS SKI AREA REPORTS 9 INCHES OF
                 SNOW IN THE PAST 24 HOURS.
  4.00   10 W WESTCLIFFE          CO  CUSTER           0813 AM
                 4 INCHES OF SNOW OVERNIGHT REPORTED BY PUBLIC
                 ON RAINBOW TRAIL WEST OF WESTCLIFFE AT
                 APPROXIMATELY 9000 FEET.
  2.50   4 WNW BUENA VISTA        CO  CHAFFEE          0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER
  2.10   2 NE MAYSVILLE           CO  CHAFFEE          0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER.
  2.00   4 SW SOUTH FORK          CO  RIO GRANDE       0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER.
  1.50   6 SE TEXAS CREEK         CO  FREMONT          0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER.
  1.40   1 WNW LEADVILLE          CO  LAKE             0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER.
  1.00   6 S LEADVILLE            CO  LAKE             0815 AM
                 24 HOUR SNOWFALL REPORTED BY COCORAHS
                 OBSERVER.

LW

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

4 winter storm. Local standard time, as filed.

Winter Storm, Eastern San Juan Mountains Above 10000 Ft

When
February 9, 12:00 PM MST to February 10, 2:00 PM MST
Where
Eastern San Juan Mountains Above 10000 Ft forecast zone
Reported by
Trained Spotter
Coordinates
37.484, -106.500 (the zone’s center; the record gives no point)

Winter Storm, Southern Sangre de Cristo Mountains Above 11000 Ft

When
February 10, 2:00 PM MST to February 11, 12:00 AM MST
Where
Southern Sangre de Cristo Mountains Above 11000 Ft forecast zone
Reported by
Other Federal Agency
Coordinates
37.426, -104.809 (the zone’s center; the record gives no point)

Winter Storm, Wet Mountains Above 10000 Ft

When
February 10, 3:00 PM MST to February 11, 12:00 AM MST
Where
Wet Mountains Above 10000 Ft forecast zone
Reported by
Other Federal Agency
Coordinates
37.989, -104.947 (the zone’s center; the record gives no point)

Winter Storm, Southern Sangre de Cristo Mountains Between 7500 & 11000 Ft

When
February 10, 4:00 PM MST to February 11, 12:00 AM MST
Where
Southern Sangre de Cristo Mountains Between 7500 & 11000 Ft forecast zone
Reported by
Other Federal Agency
Coordinates
37.426, -104.809 (the zone’s center; the record gives no point)

What these are

Winter Storm
A storm that brought snow, sleet or freezing rain at warning levels, usually over several hours or days.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Colorado in 2009Every state in 2009This day in weather historyWarnings in Colorado, February 2009

Sources

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: 155158, 156793, 156794, 156792.