Alert archive / Colorado / Winter Weather Advisories in 2012
Winter Weather Advisory 25, NWS Pueblo, CO
NWS Pueblo, CO issued this winter weather advisory at Nov 8, 2012, 4:08 AM MST for 6 counties in Colorado. It took effect at Nov 9, 2012, 8:00 AM MST. It was in force for 51 hr.
The area
The counties it named.
The facts
- Issued
- Nov 8, 2012, 4:08 AM MST (11:08 UTC)
- In effect from
- Nov 9, 2012, 8:00 AM MST
- Expired
- Nov 11, 2012, 11:00 AM MST
- In force
- 51 hr
- Issued by
- NWS Pueblo, CO
Counties Chaffee County, CO, Conejos County, CO, Lake County, CO, Mineral County, CO, Rio Grande County, CO, Saguache County, CO
The radar
The Grand Junction radar (KGJX), 193 km from the middle of the area, began a volume at 11:12 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
Grand Junction, CO (KGJT), launched 00:00Z, 11.1 hours before the alert went out and 218 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
- 3142 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter weather advisory went out, 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 this winter weather advisory went out at Nov 7, 10:00 PM MST, 6 hours 8 minutes earlier.
Area forecast discussion, Nov 7, 10:00 PM MST, 6 hours 8 minutes before
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</html>Hazardous weather outlook, Nov 7, 9:10 AM MST, 18 hours 58 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE PUEBLO CO 910 AM MST WED NOV 7 2012 COZ058>089-093>099-081615- 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- 910 AM MST WED NOV 7 2012 ...MAJOR WINTER STORM TO AFFECT THE MOUNTAINS THIS WEEKEND... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL...EAST CENTRAL...SOUTH CENTRAL AND SOUTHEAST COLORADO. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE FIRST SIGNIFICANT WINTER STORM OF THE SEASON IS EXPECTED TO IMPACT THE CENTRAL MOUNTAINS BEGINNING FRIDAY AND LASTING THROUGH SUNDAY. THIS IS DUE TO A STRONG JET STREAM THAT WILL MOVE INTO THE FOUR CORNERS REGION ON FRIDAY. STRONG WINDS WILL BE POSSIBLE OVER THE MOUNTAINS AND HIGHER EXPOSED ELEVATIONS FRIDAY NIGHT AND SATURDAY MORNING...WHICH IS ALSO WHEN THE HEAVIEST SNOWFALL IS EXPECTED OVER THE MOUNTAINS. TRAVELERS SHOULD BE AWARE THAT DANGEROUS CONDITIONS ARE EXPECTED OVER THE MOUNTAIN PASSES...PARTICULARLY FRIDAY NIGHT INTO SATURDAY...WHEN WHITE-OUT CONDITIONS WILL BE POSSIBLE AT TIMES WITH CONSIDERABLE BLOWING AND DRIFTING SNOW. PLEASE PAY CLOSE ATTENTION TO THE LATEST STATEMENTS CONCERNING THIS STORM FROM THE NATIONAL WEATHER SERVICE. NEAR CRITICAL TO CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED THURSDAY AND ESPECIALLY FRIDAY AFTERNOON OVER THE VALLEYS AND EASTERN PLAINS...DUE TO GUSTY SOUTHWEST WINDS AND DRY CONDITIONS. FINALLY...MUCH COLDER WEATHER IS EXPECTED THIS WEEKEND INTO EARLY NEXT WEEK. THE COLDEST CONDITIONS ARE EXPECTED ON SUNDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS WILL NOT BE NEEDED TODAY OR TONIGHT. ROSE
The office that day
Everything else NWS Pueblo, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 8, 4:08 AM MST | Winter Storm Warning | PUB | Chaffee, Conejos, Lake, Mineral, Rio Grande, Saguache | 3 days |
Nearby
Winter Weather Advisories in Colorado, 2012Every winter weather advisory in 2012
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.