Alert archive / Oregon / High Wind Watches in 2021
High Wind Watch 4, NWS Medford, OR
NWS Medford, OR issued this high wind watch at Feb 24, 2021, 12:46 PM PST for Klamath County, Lake County, Oregon; Modoc County, California. It took effect at Feb 26, 2021, 10:00 AM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 24, 2021, 12:46 PM PST (20:46 UTC)
- In effect from
- Feb 26, 2021, 10:00 AM PST
- Expired
- Feb 25, 2021, 2:17 PM PST
- In force
- Issued by
- NWS Medford, OR
Counties Modoc County, CA, Klamath County, OR, Lake County, OR
The radar
The Medford radar (KMAX), 151 km from the middle of the area, began a volume at 20:52 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
Medford/Jackson, OR (KMFR), launched 12:00Z, 8.8 hours before the alert went out and 154 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
- 954 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
608 WWUS76 KMFR 242046 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 1246 PM PST Wed Feb 24 2021 CAZ085-ORZ030-031-251215- /O.NEW.KMFR.WI.Y.0013.210225T1800Z-210227T1200Z/ /O.NEW.KMFR.HW.A.0004.210226T1800Z-210227T1200Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the cities of Adel and Valley Falls 1246 PM PST Wed Feb 24 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM THURSDAY TO 4 AM PST SATURDAY... ...HIGH WIND WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... * WHAT...For the Wind Advisory, west to northwest winds 20 to 30 mph with gusts to 50 mph expected. For the High Wind Watch, west to northwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...For the Wind Advisory, the Warner Mountains including Cedar Pass on Highway 299, Highway 31 from Paisley to Summer Lake, and high terrain areas, expanding Friday morning to include most of Highway 31 and portions of Highway 140 from Bly Mountain eastward. For the High Wind Watch, Highway 31 near Summer Lake and areas from the Christmas Valley eastward to include Route 395 at Alkali Lake. * WHEN...For the Wind Advisory, from 10 AM Thursday to 4 AM PST Saturday. For the High Wind Watch, from Friday morning through late Friday night. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...In drier, exposed areas blowing dust and low visibility is possible. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Dangerous driving conditions are possible, especially if operating a high profile vehicle. Downed trees and power lines are possible. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ Visit us at https://www.weather.gov/Medford
2 follow-up statements
724 WWUS76 KMFR 251923 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 1123 AM PST Thu Feb 25 2021 CAZ085-ORZ030-031-260330- /O.CON.KMFR.WI.Y.0013.000000T0000Z-210227T1200Z/ /O.CON.KMFR.HW.A.0004.210226T1800Z-210227T1200Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the cities of Adel and Valley Falls 1123 AM PST Thu Feb 25 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...HIGH WIND WATCH REMAINS IN EFFECT FROM FRIDAY MORNING THROUGH LATE FRIDAY NIGHT... * WHAT...For the Wind Advisory, west to northwest winds 20 to 30 mph with gusts to 50 mph expected. For the High Wind Watch, west to northwest winds 30 to 40 mph with gusts up to 60 mph possible. * WHERE...For the Wind Advisory, the Warner Mountains including Cedar Pass on Highway 299, Highway 31 from Paisley to Summer Lake, and high terrain areas, expanding Friday morning to include most of Highway 31 and portions of Highway 140 from Bly Mountain eastward. For the High Wind Watch, Highway 31 near Summer Lake and areas from the Christmas Valley eastward to include Route 395 at Alkali Lake. * WHEN...For the Wind Advisory, until 4 AM PST Saturday. For the High Wind Watch, from Friday morning through late Friday night. * IMPACTS...Damaging winds could blow down trees and power lines. Power outages are possible. Travel could be difficult, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Dangerous driving conditions are possible, especially if operating a high profile vehicle. Downed trees and power lines are possible. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ Visit us at https://www.weather.gov/Medford
438 WWUS76 KMFR 252217 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 217 PM PST Thu Feb 25 2021 CAZ085-ORZ030-031-261030- /O.UPG.KMFR.HW.A.0004.210226T1800Z-210227T1200Z/ /O.NEW.KMFR.HW.W.0006.210226T1500Z-210227T0300Z/ /O.CON.KMFR.WI.Y.0013.000000T0000Z-210227T1200Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the cities of Adin, Alturas, Canby, Likely, Beatty, Bly, Chemult, Crescent, Gilchrist, Adel, Lakeview, and Valley Falls 217 PM PST Thu Feb 25 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY... ...HIGH WIND WARNING IN EFFECT FROM 7 AM TO 7 PM PST FRIDAY... * WHAT...For the High Wind Warning, west winds 25 to 35 mph with gusts up to 65 mph expected. For the Wind Advisory, west winds 20 to 35 mph with gusts up to 50 mph. * WHERE...For the Wind Advisory, the Warner Mountains including Cedar Pass on Highway 299, Highway 31 from Paisley to Summer Lake, and high terrain areas, expanding Friday morning to include most of Highway 31 and portions of Highway 140 from Bly Mountain eastward. For the High Wind Warning, Highway 31 near Summer Lake and areas from the Christmas Valley eastward to include Route 395 at Alkali Lake. * WHEN...For the High Wind Warning, from 7 AM to 7 PM PST Friday. For the Wind Advisory, until 4 AM PST Saturday. * IMPACTS...Damaging winds may blow down trees and power lines. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Light snow mixed or dust mixed with strong winds may produce periods of lower visibility. Use caution and allow extra time to reach your destination in case of poor driving conditions. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. Use caution if you must drive. && $$ Visit us at https://www.weather.gov/Medford
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 12:46 PM PST | Wind Advisory | MFR | Klamath, Lake | 63 hr |
| Feb 24, 2:03 PM PST | Hazardous Seas Warning | MFR | 56 hr | |
| Feb 24, 2:03 PM PST | High Surf Advisory | MFR | Coos, Curry, Douglas | 56 hr |
Nearby
High Wind Watches in Oregon, 2021High Wind Watches in California, 2021Every high wind watch 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.