Alert archive / Oregon / High Wind Watches in 2021

High Wind Watch 7, NWS Medford, OR

October 18, 2021Coos County, Curry County, Douglas County, Oregon

NWS Medford, OR issued this high wind watch at Oct 18, 2021, 1:17 PM PDT for Coos County, Curry County, Douglas County, Oregon. It took effect at Oct 19, 2021, 9:00 PM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Oct 18, 2021, 1:17 PM PDT (20:17 UTC)
In effect from
Oct 19, 2021, 9:00 PM PDT
Expired
Oct 19, 2021, 7:03 AM PDT
In force
Issued by
NWS Medford, OR

Counties Coos County, OR, Curry County, OR, Douglas County, OR

The radar

The Medford radar (KMAX), 135 km from the middle of the area, began a volume at 20:19 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, 8.3 hours before the alert went out and 108 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 12:00Z on 2021-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 12:00Z on 2021-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
672 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

737 
WWUS76 KMFR 182017
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
117 PM PDT Mon Oct 18 2021

CAZ081-191315-
/O.NEW.KMFR.WI.Y.0023.211019T1800Z-211020T1500Z/
Central Siskiyou County-
Including the city of Weed
117 PM PDT Mon Oct 18 2021

...WIND ADVISORY IN EFFECT FROM 11 AM TUESDAY TO 8 AM PDT
WEDNESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph 
  expected.

* WHERE...Central Siskiyou County including Interstate 5 near Weed.

* WHEN...From 11 AM Tuesday to 8 AM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed trees will be more
  vulnerable to wind damage.

* 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.

&&

$$

ORZ026-191315-
/O.NEW.KMFR.WI.Y.0023.211020T0000Z-211020T1200Z/
Jackson County-
Including the cities of Medford and Ashland
117 PM PDT Mon Oct 18 2021

...WIND ADVISORY IN EFFECT FROM 5 PM TUESDAY TO 5 AM PDT
WEDNESDAY...

* WHAT...Southeast winds 10 to 20 mph with gusts up to 45 mph 
  expected.

* WHERE...Areas of Jackson County including Ashland, Phoenix,
  Talent, Medford, and surrounding foothills.

* WHEN...From 5 PM Tuesday to 5 AM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed and fully leafed-out trees
  will be more vulnerable to wind damage.

* 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.

&&

$$

CAZ085-ORZ030-031-191315-
/O.NEW.KMFR.WI.Y.0023.211020T0400Z-211020T2100Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
117 PM PDT Mon Oct 18 2021

...WIND ADVISORY IN EFFECT FROM 9 PM TUESDAY TO 2 PM PDT
WEDNESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph 
  expected.

* WHERE...In California, Modoc County including the Warner
  Mountains. In Oregon, Extreme Eastern Klamath County and Lake 
  County including Highway 31 near Summer Lake.
  

* WHEN...From 9 PM Tuesday to 2 PM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed trees will be more
  vulnerable to wind damage.

* 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.

&&

$$

ORZ021-022-191315-
/O.NEW.KMFR.HW.A.0007.211020T0400Z-211020T1200Z/
South Central Oregon Coast-Curry County Coast-
Including the cities of Port Orford and Gold Beach
117 PM PDT Mon Oct 18 2021

...HIGH WIND WATCH IN EFFECT FROM TUESDAY EVENING THROUGH LATE
TUESDAY NIGHT...

* WHAT...South winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...Southern Oregon Coast from Cape Blanco southward to
  Pistol River, including Port Orford and Gold Beach.

* WHEN...From Tuesday evening through late Tuesday 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.

* ADDITIONAL DETAILS...Secure or remove Halloween decorations to
  prevent damage.

* 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
1 follow-up statement
451 
WWUS76 KMFR 191403
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
703 AM PDT Tue Oct 19 2021

ORZ021-022-200100-
/O.UPG.KMFR.HW.A.0007.211020T0400Z-211020T1200Z/
/O.NEW.KMFR.HW.W.0009.211020T0400Z-211020T1200Z/
South Central Oregon Coast-Curry County Coast-
Including the cities of Port Orford and Gold Beach
703 AM PDT Tue Oct 19 2021

...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 5 AM PDT
WEDNESDAY...

* WHAT...Southeast winds 30 to 40 mph with gusts up to 60 mph 
  possible.

* WHERE...Southern Oregon Coast from Cape Blanco southward to
  Pistol River, including Port Orford and Gold Beach.

* WHEN...From 9 PM this evening to 5 AM PDT Wednesday.

* IMPACTS...Damaging winds will blow down trees and power lines. 
  Widespread power outages are expected. Travel will be 
  difficult, especially for high profile vehicles.

* ADDITIONAL DETAILS...Drought-stressed trees will be more
  vulnerable to wind damage.

* 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.

&&

$$

CAZ081-200100-
/O.CON.KMFR.WI.Y.0023.211019T1800Z-211020T1500Z/
Central Siskiyou County-
Including the city of Weed
703 AM PDT Tue Oct 19 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 AM PDT WEDNESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph 
  expected.

* WHERE...Central Siskiyou County including Interstate 5 near 
  Weed.

* WHEN...From 11 AM Tuesday to 8 AM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed trees will be more 
  vulnerable to wind damage.

* 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.

&&

$$

ORZ026-200100-
/O.CON.KMFR.WI.Y.0023.211020T0000Z-211020T1200Z/
Jackson County-
Including the cities of Medford and Ashland
703 AM PDT Tue Oct 19 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 5 PM THIS AFTERNOON TO
5 AM PDT WEDNESDAY...

* WHAT...Southeast winds 10 to 20 mph with gusts up to 45 mph 
  expected.

* WHERE...Areas of Jackson County including Ashland, Phoenix, 
  Talent, Medford, and surrounding foothills.

* WHEN...From 5 PM Tuesday to 5 AM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed and fully leafed-out 
  trees will be more vulnerable to wind damage.

* 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.

&&

$$

CAZ085-ORZ030-031-200100-
/O.CON.KMFR.WI.Y.0023.211020T0400Z-211020T2100Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
703 AM PDT Tue Oct 19 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 9 PM THIS EVENING TO 2 PM
PDT WEDNESDAY...

* WHAT...South winds 25 to 35 mph with gusts up to 55 mph 
  expected.

* WHERE...In California, Modoc County including the Warner 
  Mountains. In Oregon, Extreme Eastern Klamath County and Lake 
  County including Highway 31 near Summer Lake.

* WHEN...From 9 PM Tuesday to 2 PM PDT Wednesday.

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

* ADDITIONAL DETAILS...Drought-stressed trees will be more 
  vulnerable to wind damage.

* 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
Oct 18, 2:29 AM PDTGale WarningMFR51 hr
Oct 18, 2:29 AM PDTSmall Craft AdvisoryMFR39 hr
Oct 18, 1:17 PM PDTWind AdvisoryMFRJackson, Klamath, Lake49 hr
Oct 18, 2:51 PM PDTSmall Craft AdvisoryMFR30 hr

Nearby

High Wind Watches in Oregon, 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.