Alert archive / Oregon / Wind Advisories in 2011

Wind Advisory 16, NWS Medford, OR

May 25, 2011Klamath County, Lake County, Oregon; Modoc County, California

NWS Medford, OR issued this wind advisory at May 25, 2011, 12:53 AM PDT for Klamath County, Lake County, Oregon; Modoc County, California. It took effect at May 25, 2011, 5:00 AM PDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
May 25, 2011, 12:53 AM PDT (07:53 UTC)
In effect from
May 25, 2011, 5:00 AM PDT
Expired
May 25, 2011, 5:00 PM PDT
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 07:56 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, 7.9 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 00:00Z on 2011-05-25Temperature 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 00:00Z on 2011-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.193958Sfc1 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
2069 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

895 
WWUS76 KMFR 250753
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
1253 AM PDT WED MAY 25 2011

...WINDY FROM THE SOUTH AND SOUTHWEST TODAY...

.SOUTH AND SOUTHWEST WINDS WILL INCREASE ACROSS THE MOUNTAINS AND
THEN MIX DOWN TO LOWER ELEVATIONS THIS AFTERNOON LEADING TO WINDY 
CONDITIONS.

CAZ085-ORZ030-031-260000-
/O.NEW.KMFR.WI.Y.0016.110525T1200Z-110526T0000Z/
MODOC COUNTY-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
1253 AM PDT WED MAY 25 2011

...WIND ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING TO 5 PM
PDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 5 AM EARLY THIS MORNING TO
5 PM PDT THIS AFTERNOON. 

* TIMING: SOUTH WINDS WILL INCREASE IN THE MOUNTAINS THIS MORNING
  AND THEN MIX DOWN TO LOWER ELEVATIONS THROUGH THE DAY AS THEY
  BECOME MORE SOUTHWEST.

* WINDS: SOUTH AND SOUTHWEST WINDS WILL INCREASE TO 25 TO 35 MPH
  WITH GUSTS 45 TO 55 MPH.

* IMPACTS: VEHICLES TRAVELING ON HIGHWAY 31 NEAR SUMMER
  LAKE...HIGHWAY 395 NEAR VALLEY FALLS...HIGHWAY 140 EAST OF
  LAKEVIEW...AND HIGHWAY 299 EAST OF ALTURAS.
  ADDITIONALLY...LOOSE OBJECTS COULD BE BLOWN AROUND IN
  RESIDENTIAL AREAS.


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.

&&

$$

LUTZ
2 follow-up statements
063 
WWUS76 KMFR 252148
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
248 PM PDT WED MAY 25 2011

...WINDY FROM THE SOUTH AND SOUTHWEST TODAY...

.WINDY CONDITIONS WILL CONTINUE OVER THE MOUNTAINS TODAY AS A COLD
FRONT CROSS EASTERN OREGON. GUSTY WINDS WILL OCCASIONALLY MIX DOWN
INTO THE VALLEYS.

CAZ085-ORZ030-031-260000-
/O.CON.KMFR.WI.Y.0016.000000T0000Z-110526T0000Z/
MODOC COUNTY-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
248 PM PDT WED MAY 25 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. 

* TIMING: GUSTY SOUTH TO SOUTHWEST WINDS WILL CONTINUE OVER THE
  MOUNTAINS THIS AFTERNOON AND GRADUALLY SHIFT TO THE WEST AND
  BEGIN TO MIX DOWN INTO THE VALLEYS.

* WINDS: WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH OVER THE
  MOUNTAINS WILL OCCASIONALLY MIX DOWN INTO THE VALLEYS.

* IMPACTS: VEHICLES TRAVELING ON HIGHWAY 31 NEAR SUMMER LAKE... 
  HIGHWAY 395 NEAR VALLEY FALLS...HIGHWAY 140 EAST OF LAKEVIEW...
   AND HIGHWAY 299 EAST OF ALTURAS. ADDITIONALLY...LOOSE OBJECTS 
  COULD BE BLOWN AROUND IN RESIDENTIAL AREAS. 

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.

&&

$$
926 
WWUS76 KMFR 252354
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
454 PM PDT WED MAY 25 2011


CAZ085-ORZ030-031-260100-
/O.EXP.KMFR.WI.Y.0016.000000T0000Z-110526T0000Z/
MODOC COUNTY-
NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY-
CENTRAL AND EASTERN LAKE COUNTY-
454 PM PDT WED MAY 25 2011

...WIND ADVISORY WILL EXPIRE AT 5 PM PDT THIS AFTERNOON...

THE WIND ADVISORY WILL EXPIRE AT 5 PM PDT THIS AFTERNOON. 

GUSTY WINDS ARE STILL POSSIBLE WITH THUNDERSTORMS WITH GUSTS TO
AROUND 40 MPH POSSIBLE THROUGH EARLY EVENING.

$$

SVEN

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 3:01 AM PDTSmall Craft Advisory for WindsMFR44 hr
May 25, 3:01 AM PDTSmall Craft Advisory for Hazardous SeasMFR5 days
May 25, 4:59 AM PDTSmall Craft Advisory for WindsMFR3 hr
May 25, 4:59 AM PDTSmall Craft Advisory for Hazardous SeasMFR3 hr

Nearby

Wind Advisories in Oregon, 2011Wind Advisories in California, 2011Every wind advisory in 2011

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.