Alert archive / Colorado / Wind Advisories in 2023
Wind Advisory 4, NWS Grand Junction, CO
NWS Grand Junction, CO issued this wind advisory at Feb 28, 2023, 4:35 AM MST for 6 counties in Colorado. It took effect at Feb 28, 2023, 9:00 AM MST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Feb 28, 2023, 4:35 AM MST (11:35 UTC)
- In effect from
- Feb 28, 2023, 9:00 AM MST
- Expired
- Feb 28, 2023, 5:00 PM MST
- In force
- 8 hr
- Issued by
- NWS Grand Junction, CO
Counties Eagle County, CO, Garfield County, CO, Gunnison County, CO, Mesa County, CO, Montrose County, CO, Pitkin County, CO
The radar
The Grand Junction radar (KGJX), 58 km from the middle of the area, began a volume at 11:37 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, 11.6 hours before the alert went out and 82 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
- 1723 m above ground
- 0-6 km bulk shear
- 92 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- 290 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory went out, 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 this wind advisory went out at Feb 28, 3:22 AM MST, 1 hour 13 minutes earlier.
Area forecast discussion, Feb 28, 3:22 AM MST, 1 hour 13 minutes before
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</html>Hazardous weather outlook, Feb 28, 3:34 AM MST, 1 hour 1 minute before
Hazardous Weather Outlook National Weather Service Grand Junction CO 334 AM MST Tue Feb 28 2023 COZ001>014-017>023-UTZ022>025-027>029-011045- Lower Yampa River Basin-Central Yampa River Basin- Roan and Tavaputs Plateaus-Elkhead and Park Mountains- Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor- Central Colorado River Basin-Grand and Battlement Mesas- Gore and Elk Mountains/Central Mountain Valleys- Central Gunnison and Uncompahgre River Basin- West Elk and Sawatch Mountains-Flat Tops- Upper Gunnison River Valley-Uncompahgre Plateau and Dallas Divide- Northwest San Juan Mountains-Southwest San Juan Mountains- Paradox Valley/Lower Dolores River- Four Corners/Upper Dolores River-Animas River Basin- San Juan River Basin-Southeast Utah-Eastern Uinta Mountains- Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat- La Sal and Abajo Mountains-Canyonlands/Natural Bridges- 334 AM MST Tue Feb 28 2023 This hazardous weather outlook is for eastern Utah and western Colorado. .DAY ONE...Today and Tonight Snow and blowing snow will be a threat over much of the high country over the next 24 hours. Snow will also be developing in the lower elevations with the most significant accumulations expected over the 4 Corners region. Winds gusting over 55 mph can be expected over many mountain ridges. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Another storm moving out of the West will arrive by Wednesday and keep a threat of heavy snow in southern portions of Utah and Colorado through Thursday. Some lightning is possible Wednesday afternoon with this storm as well. After a short break on Saturday...snow returns to the forecast for the northern and central Colorado mountains by Sunday. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected today or tonight, however spotters are encouraged to report snowfall amounts to the National Weather Service in Grand Junction.
The office that day
Everything else NWS Grand Junction, CO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 8:02 AM MST | Special Weather Statement | GJT | Rio Blanco | 58 min |
| Feb 28, 8:15 AM MST | Special Weather Statement | GJT | Mesa | 30 min |
| Feb 28, 8:19 AM MST | Special Weather Statement | GJT | Moffat | 56 min |
| Feb 28, 8:30 AM MST | Snow Squall Warning | GJT | Garfield, Mesa | 30 min |
| Feb 28, 8:59 AM MST | Snow Squall Warning | GJT | Garfield, Mesa | 31 min |
| Feb 28, 9:17 AM MST | Special Weather Statement | GJT | Garfield, Routt | 58 min |
| Feb 28, 9:31 AM MST | Snow Squall Warning | GJT | Eagle, Garfield, Moffat, Rio Blanco, Routt | 29 min |
| Feb 28, 9:35 AM MST | Snow Squall Warning | GJT | Delta, Garfield, Mesa | 25 min |
| Feb 28, 10:05 AM MST | Special Weather Statement | GJT | Delta, Montrose, San Miguel | 55 min |
| Feb 28, 10:59 AM MST | Special Weather Statement | GJT | Eagle, Pitkin | 61 min |
| Feb 28, 1:41 PM MST | Winter Storm Warning | GJT | Archuleta, Delta, Dolores, Hinsdale, La Plata, Mesa and 5 more | 40 hr |
| Feb 28, 1:41 PM MST | Winter Weather Advisory | GJT | Delta, Dolores, Garfield, Gunnison, Hinsdale, Mesa and 4 more | 39 hr |
| Feb 28, 6:04 AM MST | Special Weather Statement | GJT | Uintah | 56 min |
| Feb 28, 6:53 AM MST | Special Weather Statement | GJT | Uintah | 52 min |
| Feb 28, 7:36 AM MST | Special Weather Statement | GJT | Grand | 24 min |
Nearby
Wind Advisories in Colorado, 2023Every wind advisory in 2023
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.