Alert archive / Oregon / High Wind Watches in 2021

High Wind Watch 11, NWS Medford, OR

November 6, 20215 counties in Oregon; Modoc County, Siskiyou County, California

NWS Medford, OR issued this high wind watch at Nov 6, 2021, 3:14 AM PDT for 5 counties in Oregon; Modoc County, Siskiyou County, California. It took effect at Nov 8, 2021, 1:00 PM PST. It was in force for .

The area

The counties it named.

The facts

Issued
Nov 6, 2021, 3:14 AM PDT (10:14 UTC)
In effect from
Nov 8, 2021, 1:00 PM PST
Expired
Nov 7, 2021, 1:36 AM PST
In force
Issued by
NWS Medford, OR

Counties Modoc County, CA, Siskiyou County, CA, Coos County, OR, Curry County, OR, Douglas County, OR, Klamath County, OR, Lake County, OR

The radar

The Medford radar (KMAX), 55 km from the middle of the area, began a volume at 10:16 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, 10.2 hours before the alert went out and 37 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.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 00:00Z on 2021-11-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 00:00Z on 2021-11-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
667 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
169 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

926 
WWUS76 KMFR 061014
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
314 AM PDT Sat Nov 6 2021

ORZ021-022-070000-
/O.NEW.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
South Central Oregon Coast-Curry County Coast-
Including the cities of Port Orford, Brookings, Harbor, 
and Gold Beach
314 AM PDT Sat Nov 6 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE
MONDAY NIGHT...

* WHAT...South winds 20 to 35 mph with gusts up to 65 mph 
  possible.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...From Monday afternoon through late Monday 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/map/?wfo=mfr

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.

&&

$$

CAZ081-070000-
/O.NEW.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
Central Siskiyou County-
Including the cities of Hilt, Weed, and Yreka
314 AM PDT Sat Nov 6 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH LATE
MONDAY NIGHT...

* WHAT...South winds 25 to 35 mph with gusts up to 65 mph 
  possible.

* WHERE...Central Siskiyou County, including Interstate 5 from
  Montague to Weed.

* WHEN...From Monday afternoon through late Monday night.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Widespread 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/map/?wfo=mfr

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.

&&

$$

CAZ085-ORZ030-031-070000-
/O.NEW.KMFR.HW.A.0011.211109T0000Z-211109T1500Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
314 AM PDT Sat Nov 6 2021

...HIGH WIND WATCH IN EFFECT FROM MONDAY AFTERNOON THROUGH
TUESDAY MORNING...

* WHAT...South winds 25 to 35 mph with gusts up to 70 mph 
  possible.

* WHERE...In California, Modoc County. In Oregon, Northern and
  Eastern Klamath County and Western Lake County and Central and
  Eastern Lake County. This includes Highway 31 from Silver Lake
  to Summer Lake and Paisley as well as the higher terrain.

* WHEN...From Monday afternoon through Tuesday morning.

* 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/map/?wfo=mfr

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
502 
WWUS76 KMFR 062106
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
206 PM PDT Sat Nov 6 2021

ORZ021-022-071200-
/O.CON.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
South Central Oregon Coast-Curry County Coast-
Including the cities of Port Orford, Brookings, Harbor, 
and Gold Beach
206 PM PDT Sat Nov 6 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH LATE MONDAY NIGHT...

* WHAT...South winds 20 to 35 mph with gusts up to 60 mph 
  possible.

* WHERE...South Central Oregon Coast and Curry County Coast.

* WHEN...From Monday afternoon through late Monday 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/map/?wfo=mfr

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.

&&

$$

CAZ081-071200-
/O.CON.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
Central Siskiyou County-
Including the cities of Hilt, Weed, and Yreka
206 PM PDT Sat Nov 6 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH LATE MONDAY NIGHT...

* WHAT...South winds 25 to 35 mph with gusts up to 60 mph 
  possible.

* WHERE...Central Siskiyou County, including Interstate 5 from 
  Montague to Weed.

* WHEN...From Monday afternoon through late Monday night.

* IMPACTS...Damaging winds could blow down trees and power 
  lines. Widespread 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/map/?wfo=mfr

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.

&&

$$

CAZ085-ORZ030-031-071200-
/O.CON.KMFR.HW.A.0011.211109T0000Z-211109T1500Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
206 PM PDT Sat Nov 6 2021

...HIGH WIND WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON
THROUGH TUESDAY MORNING...

* WHAT...South winds 25 to 35 mph with gusts up to 70 mph 
  possible.

* WHERE...In California, Modoc County. In Oregon, Northern and 
  Eastern Klamath County and Western Lake County and Central and 
  Eastern Lake County. This includes Highway 31 from Silver Lake 
  to Summer Lake and Paisley as well as the higher terrain.

* WHEN...From Monday afternoon through Tuesday morning.

* 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/map/?wfo=mfr

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
060 
WWUS76 KMFR 070936
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
136 AM PST Sun Nov 7 2021

CAZ081-080000-
/O.UPG.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
/O.NEW.KMFR.WI.Y.0028.211108T2100Z-211109T1200Z/
/O.NEW.KMFR.HW.W.0013.211108T2100Z-211109T1200Z/
Central Siskiyou County-
Including the cities of Weed and Yreka
136 AM PST Sun Nov 7 2021

...HIGH WIND WARNING IN EFFECT FROM 1 PM MONDAY TO 4 AM PST
TUESDAY...
...WIND ADVISORY IN EFFECT FROM 1 PM MONDAY TO 4 AM PST TUESDAY...

* WHAT...For the High Wind Warning, south winds 25 to 35 mph with
  gusts up to 65 mph expected. For the Wind Advisory, south winds
  20 to 30 mph with gusts up to 50 mph expected.

* WHERE...Central Siskiyou County. For the High Wind Warning,
  along Interstate 5 from Grenada south to Weed. For the Wind
  Advisory, areas farther north along Interstate 5, including
  Yreka and Montague. 

* WHEN...From 1 PM Monday to 4 AM PST Tuesday.

* IMPACTS...Wind this strong can blow down trees and power lines
  resulting in power outages. Travel will be difficult, 
  especially for high profile vehicles.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ085-ORZ030-031-080000-
/O.UPG.KMFR.HW.A.0011.211109T0000Z-211109T1500Z/
/O.NEW.KMFR.WI.Y.0028.211109T0000Z-211109T1500Z/
/O.NEW.KMFR.HW.W.0013.211109T0000Z-211109T1500Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
Including the cities of Alturas, Likely, Sprague River, Adel, 
Lakeview, and Valley Falls
136 AM PST Sun Nov 7 2021

...HIGH WIND WARNING IN EFFECT FROM 4 PM MONDAY TO 7 AM PST
TUESDAY...
...WIND ADVISORY IN EFFECT FROM 4 PM MONDAY TO 7 AM PST TUESDAY...

* WHAT...For the High Wind Warning, south winds 25 to 35 mph with
  gusts up to 70 mph expected. For the Wind Advisory, south winds
  20 to 30 mph with gusts up to 50 mph expected.

* WHERE...In California, Modoc County. In Oregon, Northern and
  Eastern Klamath County and Western Lake County and Central and
  Eastern Lake County. For the High Wind Warning, all higher
  terrain areas, but also along Highway 31 from Valley Falls
  northward to Summer Lake. For the Wind Advisory, Sprague River
  and other areas along Highway 140, US 395 and Highway 31, 
  including Alturas, Lakeview, Adel, Alkali Lake and Silver Lake.

* WHEN...From 4 PM Monday to 7 AM PST Tuesday.

* IMPACTS...Wind this strong can blow down trees and power lines
  resulting in power outages. Travel will be difficult, 
  especially for high profile vehicles.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

ORZ026-080000-
/O.NEW.KMFR.HW.W.0013.211108T2100Z-211109T1200Z/
/O.NEW.KMFR.WI.Y.0028.211108T2100Z-211109T1200Z/
Jackson County-
Including the cities of Medford and Ashland
136 AM PST Sun Nov 7 2021

...HIGH WIND WARNING IN EFFECT FROM 1 PM MONDAY TO 4 AM PST
TUESDAY...
...WIND ADVISORY IN EFFECT FROM 1 PM MONDAY TO 4 AM PST TUESDAY...

* WHAT...For the High Wind Warning, southeast winds 25 to 35 mph
  with gusts up to 60 mph expected. For the Wind Advisory,
  southeast winds 20 to 30 mph with gusts up to 50 mph expected.

* WHERE...Jackson County. For the High Wind Warning, areas along
  Interstate 5 from south Medford to Ashland. For the Wind
  Advisory, the rest of Interstate 5 south of Gold Hill, Crater
  Lake Highway and Highway 140 near White City and south of Butte
  Falls.

* WHEN...From 1 PM Monday to 4 AM PST Tuesday.

* IMPACTS...Wind this strong can blow down trees and power lines
  resulting in power outages. Travel will be difficult, 
  especially for high profile vehicles.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

ORZ021-022-080000-
/O.UPG.KMFR.HW.A.0011.211108T2100Z-211109T0900Z/
/O.NEW.KMFR.HW.W.0013.211108T2100Z-211109T0900Z/
South Central Oregon Coast-Curry County Coast-
Including the cities of Bandon, Port Orford, Harbor, 
and Gold Beach
136 AM PST Sun Nov 7 2021

...HIGH WIND WARNING IN EFFECT FROM 1 PM MONDAY TO 1 AM PST
TUESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 65 mph
  expected. Gusts to 75 mph are possible over exposed headlands.

* WHERE...South Central Oregon Coast and Curry County Coast, from
  Cape Arago southward. This includes along Highway 101 from 
  Bandon south to Brookings.

* WHEN...From 1 PM Monday to 1 AM PST Tuesday.

* IMPACTS...Wind this strong can blow down trees and power lines
  resulting in power outages. Travel will be difficult, 
  especially for high profile vehicles.

* View the hazard area in detail at 
  https://www.wrh.noaa.gov/map/?wfo=mfr

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People should avoid being outside in forested areas and around
trees and branches. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ084-ORZ029-080000-
/O.NEW.KMFR.WI.Y.0028.211109T0000Z-211109T1200Z/
Northeast Siskiyou and Northwest Modoc Counties-Klamath Basin-
Including the cities of Dorris, Newell, Macdoel, Altamont, 
and Klamath Falls
136 AM PST Sun Nov 7 2021

...WIND ADVISORY IN EFFECT FROM 4 PM MONDAY TO 4 AM PST TUESDAY...

* WHAT...South winds 20 to 30 mph with gusts up to 50 mph 
  expected.

* WHERE...In California, Northeast Siskiyou and Northwest Modoc
  Counties. In Oregon, Klamath Basin. This includes all areas
  surrounding Klamath Falls southward to Dorris, Macdoel and 
  Newell and eastward to Bonanza.

* WHEN...From 4 PM Monday to 4 AM PST Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result.

* 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

The office that day

Everything else NWS Medford, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 6, 2:42 AM PDTGale WatchMFR25 hr
Nov 6, 2:42 AM PDTSmall Craft AdvisoryMFR59 hr
Nov 6, 2:42 AM PDTHazardous Seas WatchMFR25 hr
Nov 6, 3:08 AM PDTWinter Storm WatchMFRSiskiyou24 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.