Alert archive / Oregon / Wind Advisories in 2021

Wind Advisory 11, NWS Medford, OR

February 14, 2021Modoc County, California; Klamath County, Lake County, Oregon

NWS Medford, OR issued this wind advisory at Feb 14, 2021, 4:20 AM PST for Modoc County, California; Klamath County, Lake County, Oregon. It took effect at Feb 15, 2021, 1:00 AM PST. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued
Feb 14, 2021, 4:20 AM PST (12:20 UTC)
In effect from
Feb 15, 2021, 1:00 AM PST
Expired
Feb 16, 2021, 4:08 AM PST
In force
27 hr
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 12:19 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, 0.3 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.

Skew-T log-pSkew-T log-p diagram, Medford/Jackson, OR at 12:00Z on 2021-02-14Temperature 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 2021-02-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
956 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
138 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

232 
WWUS76 KMFR 141220
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
420 AM PST Sun Feb 14 2021

CAZ085-ORZ030-031-142300-
/O.NEW.KMFR.WI.Y.0011.210215T0900Z-210216T0600Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
420 AM PST Sun Feb 14 2021

...WIND ADVISORY IN EFFECT FROM 1 AM TO 10 PM PST MONDAY...

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

* WHERE...In California, Modoc County including Highway 299 near
  Cedar Pass. In Oregon, much of Lake County to include Highway 31
  from Paisley to Silver Lake and much of Route 395.

* WHEN...From 1 AM to 10 PM PST Monday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
 
* ADDITIONAL DETAILS...Snow will accompany the windy conditions
  through early Monday 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
6 follow-up statements
305 
WWUS76 KMFR 142251
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
251 PM PST Sun Feb 14 2021

CAZ085-ORZ030-031-151400-
/O.CON.KMFR.WI.Y.0011.210215T0900Z-210216T0600Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
251 PM PST Sun Feb 14 2021

...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TO 10 PM PST
MONDAY...

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

* WHERE...In California, Modoc County including Highway 299 near 
  Cedar Pass. In Oregon, much of Lake County to include Highway 
  31 from Paisley to Silver Lake and much of Route 395.

* WHEN...From 1 AM to 10 PM PST Monday.

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

* ADDITIONAL DETAILS...Snow will accompany the windy conditions 
  through early Monday 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
853 
WWUS76 KMFR 151024
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
224 AM PST Mon Feb 15 2021

ORZ031-152300-
/O.NEW.KMFR.HW.W.0005.210215T1024Z-210216T0900Z/
/O.EXT.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Central and Eastern Lake County-
224 AM PST Mon Feb 15 2021

...HIGH WIND WARNING IN EFFECT UNTIL 1 AM PST TUESDAY...
...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...For the High Wind Warning, west winds 30 to 40 mph with 
  gusts up to 65 mph. For the Wind Advisory, west winds 20 to 30 
  mph with gusts up to 50 mph.

* WHERE...For the High Wind Warning, Highway 31 near Summer Lake.
  For the Wind Advisory, most of Northern Lake County and high
  terrain areas of Southern Lake County to include Paisley, 
  Silver Lake and portions of Highway 140 near Adel.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Damaging winds can blow down trees and power lines in
  the Warning area. Power outages are possible. Travel will be 
  difficult, especially for high profile vehicles. Blowing snow is
  possible, especially in the higher terrain where temperatures 
  are colder and snow is lighter.

* ADDITIONAL DETAILS...Snow will accompany the windy conditions
  through this morning.

* 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. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ085-ORZ030-152300-
/O.EXT.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
224 AM PST Mon Feb 15 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM PST TUESDAY...

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

* WHERE...In California, portions of Modoc County including 
  Highway 299 near Cedar Pass. 

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Blowing snow is possible, especially in the higher terrain where
  temperatures are colder and snow is lighter.

* ADDITIONAL DETAILS...Snow will accompany the windy conditions
  through this 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
748 
WWUS76 KMFR 152250
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
250 PM PST Mon Feb 15 2021

ORZ031-160700-
/O.CON.KMFR.HW.W.0005.000000T0000Z-210216T0900Z/
/O.CON.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Central and Eastern Lake County-
250 PM PST Mon Feb 15 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...For the High Wind Warning, west winds 30 to 40 mph with 
  gusts up to 65 mph. For the Wind Advisory, west winds 20 to 30 
  mph with gusts up to 50 mph.

* WHERE...For the High Wind Warning, Highway 31 near Summer 
  Lake. For the Wind Advisory, most of Northern Lake County and 
  high terrain areas of Southern Lake County to include Paisley, 
  Silver Lake and portions of Highway 140 near Adel.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Damaging winds can blow down trees and power lines 
  in the Warning area. Power outages are possible. Travel will 
  be difficult, especially for high profile vehicles. Blowing 
  snow is possible, especially in the higher terrain where 
  temperatures are colder and snow is lighter.

* ADDITIONAL DETAILS...Snow will accompany the windy conditions 
  through this morning.

* 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. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ085-ORZ030-160700-
/O.CON.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
250 PM PST Mon Feb 15 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

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

* WHERE...In California, portions of Modoc County including 
  Highway 299 near Cedar Pass.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Blowing snow is possible, especially in the higher 
  terrain where temperatures are colder and snow is lighter.

* ADDITIONAL DETAILS...Snow will accompany the windy conditions 
  through this 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
311 
WWUS76 KMFR 160630
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
1030 PM PST Mon Feb 15 2021

ORZ031-160900-
/O.CON.KMFR.HW.W.0005.000000T0000Z-210216T0900Z/
/O.CON.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Central and Eastern Lake County-
1030 PM PST Mon Feb 15 2021

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

* WHAT...For the High Wind Warning, west winds 30 to 40 mph with 
  gusts up to 65 mph. For the Wind Advisory, west winds 20 to 30 
  mph with gusts up to 50 mph.

* WHERE...For the High Wind Warning, Highway 31 near Summer 
  Lake. For the Wind Advisory, most of Northern Lake County and 
  high terrain areas of Southern Lake County to include Paisley, 
  Silver Lake and portions of Highway 140 near Adel.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Damaging winds can blow down trees and power lines 
  in the Warning area. Power outages are possible. Travel will 
  be difficult, especially for high profile vehicles. Blowing 
  snow is possible, especially in the higher terrain where 
  temperatures are colder and snow is lighter.

* 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. If possible, remain in the lower levels of
your home during the windstorm, and avoid windows. Use caution if
you must drive.

&&

$$

CAZ085-ORZ030-160900-
/O.CON.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
1030 PM PST Mon Feb 15 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 AM PST TUESDAY...

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

* WHERE...In California, portions of Modoc County including
  Highway 299 near Cedar Pass. In Oregon, much of Lake County
  including Highway 395 north of the junction with Highway 31.

* WHEN...Until 1 AM PST Tuesday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Tree limbs could be blown down and a few power outages may 
  result. Blowing snow is possible, especially in the higher 
  terrain where temperatures are colder and snow is lighter.

* 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
013 
WWUS76 KMFR 160842
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
1242 AM PST Tue Feb 16 2021

ORZ031-161800-
/O.CAN.KMFR.HW.W.0005.000000T0000Z-210216T0900Z/
/O.EXT.KMFR.WI.Y.0011.000000T0000Z-210216T1800Z/
Central and Eastern Lake County-
1242 AM PST Tue Feb 16 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING...
...HIGH WIND WARNING IS CANCELLED...

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

* WHERE...Higher terrain areas of Central and Eastern Lake County,
  but also along Highway 31 south of Silver Lake southward to
  Paisley and along Highway 140 near Adel..

* WHEN...Until 10 AM PST this morning.

* 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/mfr/HAZARD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

CAZ085-ORZ030-160945-
/O.CAN.KMFR.WI.Y.0011.000000T0000Z-210216T0900Z/
Modoc County-
Northern and Eastern Klamath County and Western Lake County-
1242 AM PST Tue Feb 16 2021

...WIND ADVISORY IS CANCELLED...

Winds are easing for most valley locations, but west to northwest
winds of 15 to 25 mph with gusts up to 40 mph will continue at 
more exposed locations through early Tuesday morning.

$$

Visit us at https://www.weather.gov/Medford
401 
WWUS76 KMFR 161208
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
408 AM PST Tue Feb 16 2021

ORZ031-161315-
/O.CAN.KMFR.WI.Y.0011.000000T0000Z-210216T1800Z/
Central and Eastern Lake County-
408 AM PST Tue Feb 16 2021

...WIND ADVISORY IS CANCELLED...

Winds have eased across the advisory area and therefore, the wind
advisory is cancelled.

$$

Visit us at https://www.weather.gov/Medford

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 14, 4:19 AM PSTWinter Weather AdvisoryMFRModoc54 hr
Feb 13, 8:19 PM PSTSmall Craft AdvisoryMFR4 days
Feb 13, 8:19 PM PSTHazardous Seas WarningMFR4 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.