Alert archive / Colorado / High Wind Warnings in 2023
High Wind Warning 2, NWS Denver/Boulder, CO
NWS Denver/Boulder, CO issued this high wind warning at Feb 26, 2023, 12:04 PM MST for 9 counties in Colorado. It took effect at Feb 26, 2023, 6:00 PM MST. It was in force for 12 hr. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Feb 26, 2023, 12:04 PM MST (19:04 UTC)
- In effect from
- Feb 26, 2023, 6:00 PM MST
- Expired
- Feb 27, 2023, 6:00 AM MST
- In force
- 12 hr
- Issued by
- NWS Denver/Boulder, CO
Counties Boulder County, CO, Broomfield County, CO, Clear Creek County, CO, Douglas County, CO, Gilpin County, CO, Jefferson County, CO, Larimer County, CO, Park County, CO, Weld County, CO
The radar
The Denver radar (KFTG), 62 km from the middle of the area, began a volume at 19:03 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Feb 26, 6:44 PM MST | NON-TSTM WND GST 61 | 2 Nnw Genesee, CO | |
| Feb 26, 9:10 PM MST | NON-TSTM WND GST 76 | 3 Nw Marshall, CO |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Grand Junction, CO (KGJT), launched 12:00Z, 7.1 hours before the alert went out and 290 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
- 2313 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
772 WWUS75 KBOU 261904 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver CO 1204 PM MST Sun Feb 26 2023 COZ035-036-038-039-270500- /O.UPG.KBOU.HW.A.0002.230227T0000Z-230227T1500Z/ /O.NEW.KBOU.HW.W.0002.230227T0100Z-230227T1300Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet-Larimer County Below 6000 Feet/Northwest Weld County-Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including the cities of Central City, Idaho Springs, Red Feather Lakes, Lakewood, Bailey, Fort Collins, Westcreek, Longmont, Loveland, Boulder, Nederland, Evergreen, Golden, Georgetown, Glendevey, Hereford, Estes Park, Nunn, and Arvada 1204 PM MST Sun Feb 26 2023 ...HIGH WIND WARNING IN EFFECT FROM 6 PM THIS EVENING TO 6 AM MST MONDAY... * WHAT...West winds 30 to 45 mph with gusts up to 75 mph expected. * WHERE...Foothills and adjacent communities. Strongest winds expected in and near the foothills, between Highway 34 west of Loveland and I-70 west of Golden. This including the communities of Lyons and Boulder, and the Rocky Flats area. * WHEN...From 6 PM this evening to 6 AM MST Monday. * IMPACTS...Damaging winds may blow down trees and power lines. Power outages will be possible. Travel will be difficult, especially for high profile vehicles. Fire danger will increase in areas lacking snow cover, and outdoor burning is not advised. PRECAUTIONARY/PREPAREDNESS ACTIONS... Watch for falling debris and tree limbs. Use caution if you must drive. Avoid activities that may cause a spark and start a wildfire. && $$ For more information from the National Weather Service, visit https://weather.gov/bou Rodriguez
3 follow-up statements
528 WWUS75 KBOU 270258 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver CO 758 PM MST Sun Feb 26 2023 COZ035-036-038-039-271200- /O.CON.KBOU.HW.W.0002.000000T0000Z-230227T1300Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet-Larimer County Below 6000 Feet/Northwest Weld County-Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including the cities of Fort Collins, Evergreen, Arvada, Red Feather Lakes, Nederland, Central City, Westcreek, Loveland, Estes Park, Idaho Springs, Boulder, Georgetown, Golden, Lakewood, Longmont, Bailey, Glendevey, Hereford, and Nunn 758 PM MST Sun Feb 26 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST MONDAY... * WHAT...West winds 30 to 45 mph with gusts up to 75 mph expected. * WHERE...Foothills and adjacent communities. Strongest winds expected in and near the foothills, between Highway 34 west of Loveland and I-70 west of Golden. This including the communities of Lyons and Boulder, and the Rocky Flats area. * WHEN...Until 6 AM MST Monday. * IMPACTS...Damaging winds may blow down trees and power lines. Power outages will be possible. Travel will be difficult, especially for high profile vehicles. Fire danger will increase in areas lacking snow cover, and outdoor burning is not advised. PRECAUTIONARY/PREPAREDNESS ACTIONS... Watch for falling debris and tree limbs. Use caution if you must drive. Avoid activities that may cause a spark and start a wildfire. && $$ For more information from the National Weather Service, visit https://weather.gov/bou Cooper
733 WWUS75 KBOU 271154 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver CO 454 AM MST Mon Feb 27 2023 COZ035-036-038-039-271300- /O.CON.KBOU.HW.W.0002.000000T0000Z-230227T1300Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet-Larimer County Below 6000 Feet/Northwest Weld County-Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including the cities of Golden, Bailey, Idaho Springs, Nederland, Glendevey, Central City, Westcreek, Fort Collins, Hereford, Loveland, Nunn, Evergreen, Lakewood, Longmont, Red Feather Lakes, Georgetown, Boulder, Estes Park, and Arvada 454 AM MST Mon Feb 27 2023 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM MST EARLY THIS MORNING... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph ongoing. * WHERE...The Front Range Foothills, Fort Collins, and Boulder and the western suburbs of Denver. * WHEN...Until 6 AM MST early this morning. * IMPACTS...Wind may blow around unsecured objects. Travel may be difficult, especially for high profile vehicles. Fire danger will increase in areas lacking snow cover, and outdoor burning is not advised. PRECAUTIONARY/PREPAREDNESS ACTIONS... Remain in the lower levels of your home during the windstorm, and avoid windows. Watch for falling debris and tree limbs. Use caution if you must drive. && $$ For more information from the National Weather Service, visit https://weather.gov/bou EJD
045 WWUS75 KBOU 271246 NPWBOU URGENT - WEATHER MESSAGE National Weather Service Denver CO 546 AM MST Mon Feb 27 2023 COZ035-036-038-039-271400- /O.EXP.KBOU.HW.W.0002.000000T0000Z-230227T1300Z/ Larimer and Boulder Counties Between 6000 and 9000 Feet-Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear Creek/Northeast Park Counties Below 9000 Feet-Larimer County Below 6000 Feet/Northwest Weld County-Boulder And Jefferson Counties Below 6000 Feet/West Broomfield County- Including the cities of Golden, Bailey, Idaho Springs, Nederland, Glendevey, Central City, Westcreek, Fort Collins, Hereford, Loveland, Nunn, Evergreen, Lakewood, Longmont, Red Feather Lakes, Georgetown, Boulder, Estes Park, and Arvada 546 AM MST Mon Feb 27 2023 ...HIGH WIND WARNING WILL EXPIRE AT 6 AM MST EARLY THIS MORNING... Winds will continue to gradually diminish, and likely continue to cause minor impacts through this afternoon. $$ For more information from the National Weather Service, visit https://weather.gov/bou EJD
Nearby
High Wind Warnings in Colorado, 2023Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.