Alert archive / Oregon / High Wind Warnings in 2016

High Wind Warning 24, NWS Medford, OR

December 8, 2016Klamath County, Lake County, Oregon; Modoc County, California

NWS Medford, OR issued this high wind warning at Dec 8, 2016, 4:33 AM PST for Klamath County, Lake County, Oregon; Modoc County, California. It took effect at Dec 8, 2016, 1:00 PM PST. It was in force for 12 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 8, 2016, 4:33 AM PST (12:33 UTC)
In effect from
Dec 8, 2016, 1:00 PM PST
Expired
Dec 9, 2016, 1:00 AM PST
In force
12 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 12:39 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, 0.6 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 2016-12-08Temperature 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 2016-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 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
776 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
420 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

207 
WWUS76 KMFR 081233
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
433 AM PST THU DEC 8 2016

CAZ085-ORZ030-031-090015-
/O.UPG.KMFR.HW.A.0020.161208T2100Z-161209T0900Z/
/O.NEW.KMFR.HW.W.0024.161208T2100Z-161209T0900Z/
MODOC COUNTY-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
433 AM PST THU DEC 8 2016

...HIGH WIND WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 1 AM
PST FRIDAY...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS UPGRADED THE HIGH
WIND WATCH TO A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 1 PM
THIS AFTERNOON TO 1 AM PST FRIDAY. 

* WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS TO 60 MPH.

* TIMING...THIS AFTERNOON THROUGH LATE TONIGHT.

* LOCATIONS INCLUDE...HIGHWAY 31 BETWEEN PAISLEY AND SUMMER 
  LAKE...HIGHWAY 299 NEAR CEDAR PASS...HIGHWAY 140 EAST OF 
  LAKEVIEW AND THE HIGHER TERRAIN OF THE FREMONT WINEMA FOREST 
  NEAR AND WEST OF SUMMER LAKE AS WELL AS THE WARNER MOUNTAINS. 

* IMPACTS...POTENTIALLY HAZARDOUS DRIVING CONDITIONS ARE 
  EXPECTED...ESPECIALLY FOR LIGHTWEIGHT AND HIGH-PROFILE 
  VEHICLES. INCREASED RISK FOR DOWNED TREES AND POWER LINES. 
  DISRUPTION OF OUTDOOR ACTIVITIES. UNSECURED OBJECTS MAY BE 
  LOST OR DAMAGED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF
58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. TRAVEL WILL BE
IMPACTED... ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

CAZ081-090015-
/O.CON.KMFR.WI.Y.0048.000000T0000Z-161209T1200Z/
CENTRAL SISKIYOU COUNTY-
INCLUDING THE CITY OF...WEED
433 AM PST THU DEC 8 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY...

* WINDS...SOUTH TO SOUTHEAST 30 TO 40 MPH WITH GUSTS TO 50 MPH.

* TIMING...THIS MORNING THROUGH LATE TONIGHT. 

* LOCATIONS INCLUDE...SOUTHERN PORTIONS OF THE SHASTA VALLEY 
  NEAR WEED. THIS INCLUDES PORTIONS OF INTERSTATE 5 FROM GRENADA 
  TO WEED AND HIGHWAY 97 NEAR WEED. 

* IMPACTS...POTENTIALLY HAZARDOUS DRIVING CONDITIONS ARE 
  EXPECTED...ESPECIALLY FOR HIGH PROFILE VEHICLES. OUTDOOR 
  ACTIVITIES MAY BE DISRUPTED. UNSECURED OBJECTS MAY BE LOST OR 
  DAMAGED. 

* VIEW THE HAZARD AREA IN DETAIL AT 
  HTTP://WEATHER.GOV/MEDFORD/HAZARD 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED WITH
HIGHER GUSTS POSSIBLE. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

MAS
1 follow-up statement
745 
WWUS76 KMFR 082238
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
238 PM PST THU DEC 8 2016


CAZ085-ORZ030-031-090900-
/O.CON.KMFR.HW.W.0024.000000T0000Z-161209T0900Z/
MODOC COUNTY-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
238 PM PST THU DEC 8 2016

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 AM PST FRIDAY...

* WINDS...SOUTHWEST 30 TO 40 MPH WITH GUSTS TO 60 MPH.

* TIMING...THIS AFTERNOON THROUGH LATE TONIGHT.

* LOCATIONS INCLUDE...HIGHWAY 31 BETWEEN PAISLEY AND SUMMER 
  LAKE...HIGHWAY 299 NEAR CEDAR PASS...HIGHWAY 140 EAST OF 
  LAKEVIEW AND THE HIGHER TERRAIN OF THE FREMONT WINEMA FOREST 
  NEAR AND WEST OF SUMMER LAKE AS WELL AS THE WARNER MOUNTAINS. 

* IMPACTS...POTENTIALLY HAZARDOUS DRIVING CONDITIONS ARE 
  EXPECTED...ESPECIALLY FOR LIGHTWEIGHT AND HIGH-PROFILE 
  VEHICLES. INCREASED RISK FOR DOWNED TREES AND POWER LINES. 
  DISRUPTION OF OUTDOOR ACTIVITIES. UNSECURED OBJECTS MAY BE 
  LOST OR DAMAGED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. TRAVEL WILL BE
IMPACTED... ESPECIALLY FOR HIGH PROFILE VEHICLES.

&&

$$

CAZ081-091200-
/O.CON.KMFR.WI.Y.0048.000000T0000Z-161209T1200Z/
CENTRAL SISKIYOU COUNTY-
INCLUDING THE CITY OF...WEED
238 PM PST THU DEC 8 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST FRIDAY...

* WINDS...SOUTH TO SOUTHEAST 30 TO 40 MPH WITH GUSTS TO 50 MPH.

* TIMING...THIS MORNING THROUGH LATE TONIGHT.

* LOCATIONS INCLUDE...SOUTHERN PORTIONS OF THE SHASTA VALLEY 
  NEAR WEED. THIS INCLUDES PORTIONS OF INTERSTATE 5 FROM GRENADA 
  TO WEED AND HIGHWAY 97 NEAR WEED. 

* IMPACTS...POTENTIALLY HAZARDOUS DRIVING CONDITIONS ARE 
  EXPECTED...ESPECIALLY FOR HIGH PROFILE VEHICLES. OUTDOOR 
  ACTIVITIES MAY BE DISRUPTED. UNSECURED OBJECTS MAY BE LOST OR 
  DAMAGED. 

* VIEW THE HAZARD AREA IN DETAIL AT 
  HTTP://WEATHER.GOV/MEDFORD/HAZARD 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED WITH
HIGHER GUSTS POSSIBLE. WINDS THIS STRONG CAN MAKE DRIVING
DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA
CAUTION.

&&

$$

PETRUCELLI

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 7, 4:37 PM PSTWinter Weather AdvisoryMFRCoos, Curry, Douglas, Jackson, Josephine, Klamath and 1 more23 hr
Dec 7, 4:37 PM PSTIce Storm WarningMFRSiskiyou16 hr
Dec 7, 8:56 PM PSTWind AdvisoryMFRSiskiyou31 hr

Nearby

High Wind Warnings in Oregon, 2016High Wind Warnings in California, 2016Every high wind warning in 2016

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.