Alert archive / Colorado / High Wind Warnings in 2011
High Wind Warning 2, NWS Grand Junction, CO
NWS Grand Junction, CO issued this high wind warning at Dec 31, 2011, 9:30 AM MST for 11 counties in Colorado. It was in force for 5 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
- Dec 31, 2011, 9:30 AM MST (16:30 UTC)
- Expired
- Dec 31, 2011, 2:00 PM MST
- In force
- 5 hr
- Issued by
- NWS Grand Junction, CO
Counties Archuleta County, CO, Delta County, CO, Dolores County, CO, Gunnison County, CO, Hinsdale County, CO, La Plata County, CO, Montezuma County, CO, Montrose County, CO, Ouray County, CO, San Juan County, CO, San Miguel County, CO
The radar
The Grand Junction radar (KGJX), 130 km from the middle of the area, began a volume at 16:34 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 12:00Z, 4.5 hours before the alert went out and 145 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
- 1596 m above ground
- 0-6 km bulk shear
- 99 kt
- 0-1 km storm-relative helicity
- 362 m²/s²
- 0-3 km storm-relative helicity
- 587 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
588 WWUS75 KGJT 311630 NPWGJT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 930 AM MST SAT DEC 31 2011 ...STRONG WINDS ACROSS MUCH OF WESTERN COLORADO THROUGH THIS MORNING AND EARLY AFTERNOON... .A FAST MOVING UPPER LEVEL DISTURBANCE MOVING ACROSS WYOMING AND NORTHERN COLORADO WILL PRODUCE STRONG AND GUSTY WINDS ACROSS MUCH OF THE AREA. AN ASSOCIATED COLD FRONT WILL CONTINUE MOVING SOUTH AND REACH THE SAN JUAN MOUNTAINS BEFORE NOON. SOUTHWEST WINDS AHEAD OF THIS COLD FRONT HAVE INCREASED ACROSS THE AREA. WINDS WILL BECOME WEST BEHIND THE FRONT...BUT WILL REMAIN STRONG THROUGH EARLY AFTERNOON. THIS STORM SYSTEM WILL ALSO BRING SNOW SHOWERS TO THE THE PARK... GORE AND ELKHEAD MOUNTAINS...WITH A FEW SHOWERS OVER THE LOWER ELEVATIONS. ANY SNOWFALL WILL COMBINE WITH THE STRONG WIND FOR REDUCED VISIBILITY IN BLOWING SNOW. COZ012-018-019-312100- /O.NEW.KGJT.HW.W.0002.111231T1630Z-111231T2100Z/ WEST ELK AND SAWATCH MOUNTAINS-NORTHWEST SAN JUAN MOUNTAINS- SOUTHWEST SAN JUAN MOUNTAINS- INCLUDING THE CITIES OF...CRESTED BUTTE...TAYLOR PARK...MARBLE... OURAY...TELLURIDE...LAKE CITY...SILVERTON...RICO...HESPERUS 930 AM MST SAT DEC 31 2011 ...HIGH WIND WARNING IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON. * TIMING...STRONG WINDS WILL CONTINUE UNTIL 2 PM MST THIS AFTERNOON. * WINDS...WEST WINDS 35 TO 45 WITH GUSTS UP TO 65 MPH... OCCASIONAL GUSTS GREATER THAN 75 MPH EXPECTED IN EXPOSED AREAS AND HIGHER PASSES...ESPECIALLY IN THE VICINITY OF MONARCH PASS. * VISIBILITY...BLOWING SNOW MAY REDUCE VISIBILITY TO LESS THAN ONE HALF MILE. * IMPACTS...TRAVELING WILL BE VERY DIFFICULT DUE TO STRONG CROSS WINDS...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ COZ013-311900- /O.EXA.KGJT.WI.Y.0012.000000T0000Z-111231T1900Z/ FLATTOPS- INCLUDING THE CITIES OF...BUFORD...TRAPPERS LAKE 930 AM MST SAT DEC 31 2011 ...WIND ADVISORY IN EFFECT UNTIL NOON MST TODAY... THE NATIONAL WEATHER SERVICE IN GRAND JUNCTION HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL NOON MST TODAY. * TIMING...STRONG AND GUSTY WINDS WILL CONTINUE UNTIL NOON TODAY. * WINDS...SOUTHWEST WINDS 25 TO 35 WITH GUSTS UP TO 60 MPH... BECOMING WEST BY MID MORNING. * VISIBILITY...BLOWING SNOW MAY REDUCE VISIBILITY TO LESS THAN ONE HALF MILE. * IMPACTS...TRAVELING WILL BE DIFFICULT DUE TO STRONG CROSSWINDS ...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT A SIGNIFICANT WIND EVENT IS EXPECTED OR OCCURRING. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT. USE EXTRA CAUTION. && $$ COZ001-002-005-311900- /O.CON.KGJT.WI.Y.0012.000000T0000Z-111231T1900Z/ LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN- UPPER YAMPA RIVER BASIN- INCLUDING THE CITIES OF...RANGELY...DINOSAUR...CRAIG...HAYDEN... MEEKER...STEAMBOAT SPRINGS AND VICINITY 930 AM MST SAT DEC 31 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * TIMING...STRONG WINDS WILL CONTINUE UNTIL NOON TODAY. * WINDS...WEST WINDS 15 TO 30 MPH WITH GUSTS OVER 45 MPH. * IMPACTS...TRAVELING WILL BE DIFFICULT DUE TO STRONG CROSSWINDS ...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT A SIGNIFICANT WIND EVENT IS EXPECTED OR OCCURRING. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT. USE EXTRA CAUTION. && $$ COZ004-311900- /O.CON.KGJT.WI.Y.0012.000000T0000Z-111231T1900Z/ ELKHEAD AND PARK MOUNTAINS- INCLUDING THE CITIES OF...COLUMBINE...TOPONAS 930 AM MST SAT DEC 31 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MST TODAY... * TIMING...UNTIL NOON TODAY. * WINDS...WEST TO SOUTHWEST WINDS 25 TO 35 WITH GUSTS UP TO 60 MPH. * VISIBILITY...BLOWING SNOW MAY REDUCE VISIBILITY TO LESS THAN ONE HALF MILE. * IMPACTS...TRAVELING WILL BE DIFFICULT DUE TO STRONG CROSSWINDS ...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT A SIGNIFICANT WIND EVENT IS EXPECTED OR OCCURRING. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT. USE EXTRA CAUTION. && $$ CUOCO
2 follow-up statements
627 WWUS75 KGJT 311851 NPWGJT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 1151 AM MST SAT DEC 31 2011 ...WINDS DECREASED OVER THE NORTH BUT WILL CONTINUE WITH STRONG GUSTS OVER THE SOUTHERN HALF OF THE AREA THROUGH MID-AFTERNOON... .A FAST MOVING UPPER LEVEL SYSTEM AND SURFACE COLD FRONT WILL CONTINUE MOVING SOUTH THROUGH SOUTHWEST COLORADO THIS AFTERNOON. SURFACE WIND SPEEDS AND GUSTS HAVE DECREASED SIGNIFICANTLY OVER NORTHWEST AND CENTRAL COLORADO...BUT WILL CONTINUE TO BE STRONG OVER THE SOUTHWEST COLORADO MOUNTAINS THROUGH MID-AFTERNOON... INCLUDING THE WEST ELK AND WESTERN SAN JUAN MOUNTAINS. ANY SNOWFALL OVER THE MOUNTAINS WILL COMBINE WITH THE STRONG WINDS...REDUCING THE VISIBILITY IN BLOWING SNOW. ALSO...AT LOWER ELEVATIONS OF SOUTHWEST COLORADO AND SOUTHEAST UT...THE GUSTY WINDS WILL CAUSE VISIBILITY REDUCTIONS IN BLOWING DUST. COZ001-002-005-312000- /O.EXP.KGJT.WI.Y.0012.000000T0000Z-111231T1900Z/ LOWER YAMPA RIVER BASIN-CENTRAL YAMPA RIVER BASIN- UPPER YAMPA RIVER BASIN- INCLUDING THE CITIES OF...RANGELY...DINOSAUR...CRAIG...HAYDEN... MEEKER...STEAMBOAT SPRINGS AND VICINITY 1151 AM MST SAT DEC 31 2011 ...WIND ADVISORY WILL EXPIRE AT NOON MST TODAY... WIND SPEEDS AND GUST HAVE DECREASED BELOW ADVISORY CRITERIA...AND WILL CONTINUE TO DIMINISH THE REST OF TODAY. $$ COZ004-013-312000- /O.EXP.KGJT.WI.Y.0012.000000T0000Z-111231T1900Z/ ELKHEAD AND PARK MOUNTAINS-FLATTOPS- INCLUDING THE CITIES OF...COLUMBINE...TOPONAS...BUFORD... TRAPPERS LAKE 1151 AM MST SAT DEC 31 2011 ...WIND ADVISORY WILL EXPIRE AT NOON MST TODAY... WIND SPEEDS AND GUST HAVE DECREASED BELOW ADVISORY CRITERIA...AND WILL CONTINUE TO DIMINISH THE REST OF TODAY. $$ COZ012-018-019-312100- /O.CON.KGJT.HW.W.0002.000000T0000Z-111231T2100Z/ WEST ELK AND SAWATCH MOUNTAINS-NORTHWEST SAN JUAN MOUNTAINS- SOUTHWEST SAN JUAN MOUNTAINS- INCLUDING THE CITIES OF...CRESTED BUTTE...TAYLOR PARK...MARBLE... OURAY...TELLURIDE...LAKE CITY...SILVERTON...RICO...HESPERUS 1151 AM MST SAT DEC 31 2011 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 2 PM MST THIS AFTERNOON... * TIMING...STRONG WINDS WILL CONTINUE UNTIL 2 PM MST THIS AFTERNOON. * WINDS...WEST AT 35 TO 45 MPH WITH GUSTS UP TO 65 MPH... OCCASIONAL GUSTS GREATER THAN 75 MPH ARE EXPECTED IN EXPOSED AREAS AND HIGHER PASSES...ESPECIALLY IN THE VICINITY OF MONARCH PASS. * VISIBILITY...BLOWING SNOW MAY REDUCE VISIBILITY TO LESS THAN ONE HALF MILE. * IMPACTS...TRAVELING WILL BE VERY DIFFICULT DUE TO STRONG CROSS WINDS...ESPECIALLY FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ CUOCO
365 WWUS75 KGJT 312043 NPWGJT URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE GRAND JUNCTION CO 143 PM MST SAT DEC 31 2011 COZ012-018-019-312145- /O.EXP.KGJT.HW.W.0002.000000T0000Z-111231T2100Z/ WEST ELK AND SAWATCH MOUNTAINS-NORTHWEST SAN JUAN MOUNTAINS- SOUTHWEST SAN JUAN MOUNTAINS- INCLUDING THE CITIES OF...CRESTED BUTTE...TAYLOR PARK...MARBLE... OURAY...TELLURIDE...LAKE CITY...SILVERTON...RICO...HESPERUS 143 PM MST SAT DEC 31 2011 ...HIGH WIND WARNING WILL EXPIRE AT 2 PM MST THIS AFTERNOON... SUSTAINED WINDS AND WIND GUSTS HAVE DECREASED WELL BELOW WARNING CRITERIA AND WILL NO LONGER PRESENT A SIGNIFICANT HAZARD TO TRAVELERS THROUGH THE SOUTHWEST COLORADO MOUNTAINS. $$ CUOCO
The office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 31, 3:44 AM MST | Wind Advisory | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 8 hr |
Nearby
High Wind Warnings in Colorado, 2011Every high wind 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.