Alert archive / Colorado / Wind Advisories in 2021
Wind Advisory 14, NWS Grand Junction, CO
NWS Grand Junction, CO issued this wind advisory at Dec 25, 2021, 3:02 PM MST for 9 counties in Colorado; Grand County, San Juan County, Utah. It took effect at Dec 26, 2021, 8:00 AM MST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 25, 2021, 3:02 PM MST (22:02 UTC)
- In effect from
- Dec 26, 2021, 8:00 AM MST
- Expired
- Dec 26, 2021, 3:33 PM MST
- In force
- 8 hr
- Issued by
- NWS Grand Junction, CO
Counties Delta County, CO, Dolores County, CO, Garfield County, CO, Gunnison County, CO, Mesa County, CO, Moffat County, CO, Montrose County, CO, Rio Blanco County, CO, San Miguel County, CO, Grand County, UT, San Juan County, UT
The radar
The Grand Junction radar (KGJX), 27 km from the middle of the area, began a volume at 22:04 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, 10.0 hours before the alert went out and 31 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
- 1 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 1359 m above ground
- 0-6 km bulk shear
- 90 kt
- 0-1 km storm-relative helicity
- 295 m²/s²
- 0-3 km storm-relative helicity
- 355 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
569 WWUS75 KGJT 252202 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 302 PM MST Sat Dec 25 2021 COZ001-006-011-020-UTZ022-027-029-261200- /O.NEW.KGJT.WI.Y.0014.211226T1500Z-211226T2300Z/ Lower Yampa River Basin-Grand Valley- Central Gunnison and Uncompahgre River Basin- Paradox Valley/Lower Dolores River-Southeast Utah- Arches/Grand Flat-Canyonlands/Natural Bridges- Including the cities of Rangely, Dinosaur, Grand Junction, Fruita, Palisade, Montrose, Hotchkiss, Delta, Gateway, Nucla, Blanding, Moab, Castle Valley, Canyonlands National Park, Dead Horse Point State Park, and Fry Canyon 302 PM MST Sat Dec 25 2021 ...WIND ADVISORY IN EFFECT FROM 8 AM TO 4 PM MST SUNDAY... * WHAT...Southwest winds 25 to 35 mph with gusts 45 to 55 mph expected. * WHERE...In Utah, Southeast Utah, Arches/Grand Flat and Canyonlands/Natural Bridges. In Colorado, Lower Yampa River Basin, Grand Valley, Central Gunnison and Uncompahgre River Basin and Paradox Valley/Lower Dolores River. * WHEN...From 8 AM to 4 PM MST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects such as Holiday ornaments. Smaller tree limbs could be blown down. * ADDITIONAL DETAILS...Snow showers are also possible in many areas and the wind could cause areas of blowing and drifting snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. People, especially those with respiratory illnesses, heart disease, the elderly, and children are recommended to stay indoors and avoid prolonged outdoor exercise or heavy exertion due to wind-blown dust. && $$ For more information from the National Weather Service visit https://weather.gov/gjt
2 follow-up statements
284 WWUS75 KGJT 261138 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 438 AM MST Sun Dec 26 2021 COZ001-006-011-020-UTZ022-027-029-262200- /O.CON.KGJT.WI.Y.0014.211226T1500Z-211226T2300Z/ Lower Yampa River Basin-Grand Valley- Central Gunnison and Uncompahgre River Basin- Paradox Valley/Lower Dolores River-Southeast Utah- Arches/Grand Flat-Canyonlands/Natural Bridges- Including the cities of Rangely, Dinosaur, Grand Junction, Fruita, Palisade, Montrose, Hotchkiss, Delta, Gateway, Nucla, Blanding, Moab, Castle Valley, Canyonlands National Park, Dead Horse Point State Park, and Fry Canyon 438 AM MST Sun Dec 26 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 8 AM THIS MORNING TO 4 PM MST THIS AFTERNOON... * WHAT...Southwest winds 25 to 35 mph with gusts of 45 to 55 mph expected. * WHERE...In Utah, Southeast Utah, Arches/Grand Flat and Canyonlands/Natural Bridges. In Colorado, Lower Yampa River Basin, Grand Valley, Central Gunnison and Uncompahgre River Basin and Paradox Valley/Lower Dolores River. * WHEN...From 8 AM to 4 PM MST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects such as Holiday ornaments. Smaller tree limbs could be blown down. * ADDITIONAL DETAILS...Snow showers are also possible in many areas and the wind could cause areas of blowing and drifting snow. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. People, especially those with respiratory illnesses, heart disease, the elderly, and children are recommended to stay indoors and avoid prolonged outdoor exercise or heavy exertion due to wind-blown dust. && $$ For more information from the National Weather Service visit https://weather.gov/gjt
909 WWUS75 KGJT 262233 NPWGJT URGENT - WEATHER MESSAGE National Weather Service Grand Junction CO 333 PM MST Sun Dec 26 2021 COZ001-006-011-020-UTZ022-027-029-262345- /O.CAN.KGJT.WI.Y.0014.000000T0000Z-211226T2300Z/ Lower Yampa River Basin-Grand Valley- Central Gunnison and Uncompahgre River Basin- Paradox Valley/Lower Dolores River-Southeast Utah- Arches/Grand Flat-Canyonlands/Natural Bridges- 333 PM MST Sun Dec 26 2021 ...WIND ADVISORY IS CANCELLED... A few isolated wind gusts over 45 mph will be possible through sunset near showers. Otherwise the threat of widespread strong winds has ended over the lower portions of southeast Utah and western Colorado and the advisory has been canceled. $$ For more information from the National Weather Service visit https://weather.gov/gjt
The office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 24, 10:51 PM MST | Dense Fog Advisory | GJT | Delta, Garfield, Gunnison, Mesa, Montrose | 14 hr |
| Dec 25, 2:59 AM MST | Winter Storm Watch | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 12 more | 12 hr |
| Dec 25, 2:59 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Eagle, Garfield, Gunnison and 11 more | 4 days |
| Dec 25, 2:59 PM MST | Winter Weather Advisory | GJT | Delta, Eagle, Garfield, Gunnison, Hinsdale, Mesa and 7 more | 4 days |
Nearby
Wind Advisories in Colorado, 2021Wind Advisories in Utah, 2021Every wind advisory in 2021
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.