Alert archive / California / Wind Advisories in 2021
Wind Advisory 35, NWS Medford, OR
NWS Medford, OR issued this wind advisory at Dec 21, 2021, 3:24 AM PST for Siskiyou County, California. It took effect at Dec 22, 2021, 1:00 PM PST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Dec 21, 2021, 3:24 AM PST (11:24 UTC)
- In effect from
- Dec 22, 2021, 1:00 PM PST
- Expired
- Dec 22, 2021, 9:38 PM PST
- In force
- 9 hr
- Issued by
- NWS Medford, OR
County Siskiyou County, CA
The radar
The Medford radar (KMAX), 56 km from the middle of the area, began a volume at 11:28 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 00:00Z, 11.4 hours before the alert went out and 89 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
- 1940 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
451 WWUS76 KMFR 211124 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 324 AM PST Tue Dec 21 2021 CAZ081-220600- /O.NEW.KMFR.WI.Y.0035.211222T2100Z-211223T0900Z/ Central Siskiyou County- Including the city of Weed 324 AM PST Tue Dec 21 2021 ...WIND ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST THURSDAY... * WHAT...South winds 10 to 20 mph with gusts up to 40 mph expected. * WHERE...Portions of both Interstate 5 and Highway 97 in and near the town of Weed in Central Siskiyou County. * WHEN...From 1 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Steering could become difficult, at times, due to wind gusts, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ BTL Visit us at https://www.weather.gov/Medford
5 follow-up statements
742 WWUS76 KMFR 211127 CCA NPWMFR URGENT - WEATHER MESSAGE...CORRECTED National Weather Service Medford OR 327 AM PST Tue Dec 21 2021 Corrected expected wind speeds... CAZ081-220600- /O.COR.KMFR.WI.Y.0035.211222T2100Z-211223T0900Z/ Central Siskiyou County- Including the city of Weed 327 AM PST Tue Dec 21 2021 ...WIND ADVISORY IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST THURSDAY... * WHAT...South winds 25 to 35 mph with gusts 45 to 55 mph expected. * WHERE...Portions of both Interstate 5 and Highway 97 in and near the town of Weed in Central Siskiyou County. * WHEN...From 1 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Steering could become difficult, at times, due to wind gusts, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ BTL Visit us at https://www.weather.gov/Medford
755 WWUS76 KMFR 212315 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 315 PM PST Tue Dec 21 2021 CAZ081-220715- /O.CON.KMFR.WI.Y.0035.211222T2100Z-211223T0900Z/ Central Siskiyou County- Including the city of Weed 315 PM PST Tue Dec 21 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST THURSDAY... * WHAT...South winds 25 to 35 mph with gusts 45 to 55 mph expected. * WHERE...Portions of both Interstate 5 and Highway 97 in and near the town of Weed in Central Siskiyou County. * WHEN...From 1 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Steering could become difficult, at times, due to wind gusts, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
482 WWUS76 KMFR 220630 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 1030 PM PST Tue Dec 21 2021 CAZ081-222300- /O.CON.KMFR.WI.Y.0035.211222T2100Z-211223T0900Z/ Central Siskiyou County- Including the city of Weed 1030 PM PST Tue Dec 21 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM WEDNESDAY TO 1 AM PST THURSDAY... * WHAT...South winds 25 to 35 mph with gusts 45 to 55 mph expected. * WHERE...Portions of both Interstate 5 and Highway 97 in and near the town of Weed in Central Siskiyou County. * WHEN...From 1 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Steering could become difficult, at times, due to wind gusts, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
811 WWUS76 KMFR 222244 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 244 PM PST Wed Dec 22 2021 CAZ081-230900- /O.CON.KMFR.WI.Y.0035.000000T0000Z-211223T0900Z/ Central Siskiyou County- Including the city of Weed 244 PM PST Wed Dec 22 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST THURSDAY... * WHAT...South winds 25 to 35 mph with gusts 45 to 55 mph expected. * WHERE...Portions of both Interstate 5 and Highway 97 in and near the town of Weed in Central Siskiyou County. * WHEN...From 1 PM Wednesday to 1 AM PST Thursday. * IMPACTS...Gusty winds could blow around unsecured objects. Steering could become difficult, at times, due to wind gusts, especially for high profile vehicles. * View the hazard area in detail at https://www.wrh.noaa.gov/map/?wfo=mfr PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
246 WWUS76 KMFR 230538 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 938 PM PST Wed Dec 22 2021 CAZ081-230645- /O.CAN.KMFR.WI.Y.0035.000000T0000Z-211223T0900Z/ Central Siskiyou County- 938 PM PST Wed Dec 22 2021 ...WIND ADVISORY IS CANCELLED... South to southeast winds are still gusty, but they have diminished below Wind Advisory thresholds. $$ 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 |
|---|---|---|---|---|
| Dec 21, 4:11 AM PST | Winter Storm Warning | MFR | Siskiyou | 51 hr |
| Dec 21, 4:11 AM PST | Winter Weather Advisory | MFR | Modoc, Siskiyou | 72 hr |
Nearby
Wind Advisories in California, 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.