Alert archive / Oregon / Wind Advisories in 2021
Wind Advisory 10, NWS Medford, OR
NWS Medford, OR issued this wind advisory at Feb 12, 2021, 4:08 AM PST for Klamath County, Lake County, Oregon; Modoc County, Siskiyou County, California. It took effect at Feb 13, 2021, 1:00 AM PST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Feb 12, 2021, 4:08 AM PST (12:08 UTC)
- In effect from
- Feb 13, 2021, 1:00 AM PST
- Expired
- Feb 13, 2021, 2:40 PM PST
- In force
- 14 hr
- Issued by
- NWS Medford, OR
Counties Modoc County, CA, Siskiyou County, CA, Klamath County, OR, Lake County, OR
The radar
The Medford radar (KMAX), 115 km from the middle of the area, began a volume at 12:09 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, 0.1 hours before the alert went out and 123 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
- 626 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
917 WWUS76 KMFR 121208 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 408 AM PST Fri Feb 12 2021 CAZ085-ORZ030-031-122015- /O.NEW.KMFR.WI.Y.0010.210213T1800Z-210214T1200Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the cities of Beatty, Bly, Sprague River, Adel, and Valley Falls 408 AM PST Fri Feb 12 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM SATURDAY TO 4 AM PST SUNDAY... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Most areas of the East Side. This includes Highway 31 from Lakeview to Deschutes County Border, including the Winter Rim. It also includes highway 140 from west of Beatty to the Nevada and Oregon Border, and Highway 395 from Valley Falls to Lake and Harney County border. In California, it includes the Warner Mountains and Highway 299 at Cedar Pass. Other places included are Lakeview, Bly, Sprague River, Christmas Valley, Paisley, Silver Lake, Summer Lake, Fort Rock, Alkali Lake, and Adel. * WHEN...From 10 AM Saturday to 4 AM PST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Periods of blowing snow will reduce visibilities in some locations. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ084-ORZ029-122015- /O.NEW.KMFR.WI.Y.0010.210213T1800Z-210214T0300Z/ Northeast Siskiyou and Northwest Modoc Counties-Klamath Basin- Including the cities of Newell, Tulelake, and Altamont 408 AM PST Fri Feb 12 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM TO 7 PM PST SATURDAY... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of the Klamath Basin. This includes portions of Highway 97 between Modoc Point and and Klamath Falls. It also includes portions of Highway 39 and 139 as well as Highway 140. It includes the cities of Bonanza, Bly, Merrill, Malin, and Newell. * WHEN...From 10 AM to 7 PM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Blowing snow could reduce visibilities, especially in the late morning. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ ORZ024-026-121700- /O.CON.KMFR.FG.Y.0007.000000T0000Z-210212T1700Z/ Eastern Curry County and Josephine County-Jackson County- Including the cities of Grants Pass, Medford, and Ashland 408 AM PST Fri Feb 12 2021 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM PST THIS MORNING... * WHAT...Visibility of a quarter of a mile or less in dense fog. * WHERE...Portions of the Rogue Valley from Ashland to Grants Pass. This includes Phoenix, Talent, Medford, Eagle Point, White City, Gold Hill, Rogue River, Merlin. This also includes portions of Interstate 5 from Ashland to Sexton Summit. * WHEN...Until 9 AM PST Friday. * IMPACTS...Hazardous driving conditions due to low visibility. * ADDITIONAL DETAILS...Visibilities may briefly rise above a quarter of a mile in some portions, but expect the fog to be widespread and dense for most of the night. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... * Slow down and allow for plenty of room between you and other vehicles. * Fog makes objects appear farther away than they are * Use low beams. High beams reflect back thick fog, making visibility worse for you and other drivers. * Be prepared. Keep your headlights clean. That way, you're ready for low-visibility conditions * Don't use cruise control. Most crashes occur because the driver is going too fast for weather conditions. && $$ Visit us at https://www.weather.gov/Medford
4 follow-up statements
029 WWUS76 KMFR 121634 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 834 AM PST Fri Feb 12 2021 ORZ024-026-121745- /O.EXP.KMFR.FG.Y.0007.000000T0000Z-210212T1700Z/ Eastern Curry County and Josephine County-Jackson County- Including the cities of Grants Pass, Medford, and Ashland 834 AM PST Fri Feb 12 2021 ...DENSE FOG ADVISORY WILL EXPIRE AT 9 AM PST THIS MORNING... Visibility has increased above a quarter mile and will remain above there therest of the day. $$ CAZ085-ORZ030-031-130045- /O.CON.KMFR.WI.Y.0010.210213T1800Z-210214T1200Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the cities of Beatty, Bly, Sprague River, Adel, and Valley Falls 834 AM PST Fri Feb 12 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM SATURDAY TO 4 AM PST SUNDAY... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Most areas of the East Side. This includes Highway 31 from Lakeview to Deschutes County Border, including the Winter Rim. It also includes highway 140 from west of Beatty to the Nevada and Oregon Border, and Highway 395 from Valley Falls to Lake and Harney County border. In California, it includes the Warner Mountains and Highway 299 at Cedar Pass. Other places included are Lakeview, Bly, Sprague River, Christmas Valley, Paisley, Silver Lake, Summer Lake, Fort Rock, Alkali Lake, and Adel. * WHEN...From 10 AM Saturday to 4 AM PST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Periods of blowing snow will reduce visibilities in some locations. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ084-ORZ029-130045- /O.CON.KMFR.WI.Y.0010.210213T1800Z-210214T0300Z/ Northeast Siskiyou and Northwest Modoc Counties-Klamath Basin- Including the cities of Newell, Tulelake, and Altamont 834 AM PST Fri Feb 12 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM PST SATURDAY... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph expected. * WHERE...Portions of the Klamath Basin. This includes portions of Highway 97 between Modoc Point and and Klamath Falls. It also includes portions of Highway 39 and 139 as well as Highway 140. It includes the cities of Bonanza, Bly, Merrill, Malin, and Newell. * WHEN...From 10 AM to 7 PM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Blowing snow could reduce visibilities, especially in the late morning. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
496 WWUS76 KMFR 122209 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 209 PM PST Fri Feb 12 2021 CAZ084-ORZ029-122315- /O.CAN.KMFR.WI.Y.0010.210213T1800Z-210214T0300Z/ Northeast Siskiyou and Northwest Modoc Counties-Klamath Basin- 209 PM PST Fri Feb 12 2021 ...WIND ADVISORY IS CANCELLED... Gusty winds are expected late Saturday morning and afternoon, but they are expected to remain below advisory criteria. $$ CAZ085-ORZ030-031-131200- /O.EXT.KMFR.WI.Y.0010.210213T1800Z-210214T0300Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the city of Adel 209 PM PST Fri Feb 12 2021 ...WIND ADVISORY NOW IN EFFECT FROM 10 AM TO 7 PM PST SATURDAY... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Highway 31 from Silver Lake to the junction of Highway 395. Most of highway 395 and highway 140 east of Lakeview. This includes the cities of Paisley, Silver Lake, Summer Lake Alkali Lake, and Adel. In California, it includes the Warner Mountains and Highway 299 at Cedar Pass. * WHEN...From 10 AM to 7 PM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Periods of blowing snow will reduce visibilities in some locations. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
410 WWUS76 KMFR 130500 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 900 PM PST Fri Feb 12 2021 CAZ085-ORZ030-031-140000- /O.EXT.KMFR.WI.Y.0010.210213T0900Z-210214T0000Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- Including the city of Adel 900 PM PST Fri Feb 12 2021 ...WIND ADVISORY NOW IN EFFECT FROM 1 AM TO 4 PM PST SATURDAY... * WHAT...West winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Highway 31 from Silver Lake to the junction of Highway 395. Most of highway 395 and highway 140 east of Lakeview. This includes the cities of Paisley, Silver Lake, Summer Lake Alkali Lake, and Adel. In California, it includes the Warner Mountains and Highway 299 at Cedar Pass. * WHEN...From 1 AM to 4 PM PST Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Periods of blowing snow will reduce visibilities in some locations. * View the hazard area in detail at https://www.wrh.noaa.gov/mfr/HAZARD PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Visit us at https://www.weather.gov/Medford
741 WWUS76 KMFR 132240 NPWMFR URGENT - WEATHER MESSAGE National Weather Service Medford OR 240 PM PST Sat Feb 13 2021 CAZ085-ORZ030-031-132345- /O.CAN.KMFR.WI.Y.0010.000000T0000Z-210214T0000Z/ Modoc County- Northern and Eastern Klamath County and Western Lake County- Central and Eastern Lake County- 240 PM PST Sat Feb 13 2021 ...WIND ADVISORY IS CANCELLED... Northwest winds will continue to diminish into the evening. $$ 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 11, 9:29 PM PST | Gale Watch | MFR | 5 hr | |
| Feb 12, 12:01 AM PST | Dense Fog Advisory | MFR | Curry, Jackson, Josephine | 9 hr |
| Feb 12, 2:21 AM PST | Gale Warning | MFR | 26 hr | |
| Feb 12, 2:21 AM PST | Hazardous Seas Warning | MFR | 42 hr |
Nearby
Wind Advisories in Oregon, 2021Wind 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.