Alert archive / California / Wind Advisories in 2016

Wind Advisory 32, NWS Medford, OR

September 28, 2016Siskiyou County, California

NWS Medford, OR issued this wind advisory at Sep 28, 2016, 2:08 PM PDT for Siskiyou County, California. It took effect at Sep 29, 2016, 1:00 PM PDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 2016, 2:08 PM PDT (21:08 UTC)
In effect from
Sep 29, 2016, 1:00 PM PDT
Expired
Sep 29, 2016, 7:18 PM PDT
In force
6 hr
Issued by
NWS Medford, OR

County Siskiyou County, CA

The radar

The Medford radar (KMAX), 56 km from the middle of the area, began a volume at 21:08 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, 9.1 hours before the alert went out and 89 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 2016-09-28Temperature 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 2016-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
1232 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

665 
WWUS76 KMFR 282108
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
208 PM PDT WED SEP 28 2016

CAZ081-292000-
/O.NEW.KMFR.WI.Y.0032.160929T2000Z-160930T0300Z/
CENTRAL SISKIYOU COUNTY-
INCLUDING THE CITY OF...WEED
208 PM PDT WED SEP 28 2016

...WIND ADVISORY IN EFFECT FROM 1 PM TO 8 PM PDT THURSDAY...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 PM TO 8 PM PDT THURSDAY. 

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS TO 45 MPH.

* TIMING...WINDS WILL INCREASE THURSDAY MORNING AND DIMINISH
  THURSDAY EVENING.

* LOCATIONS INCLUDE...PORTIONS OF THE SHASTA VALLEY INCLUDING
  INTERSTATE 5...WEED...MONTAGUE...AND LAKE SHASTINA. HIGHER
  ELEVATIONS WILL BE MOST LIKELY TO SEE IMPACTS.

* IMPACTS...TRAVEL MAY BECOME DIFFICULT FOR HIGH PROFILE VEHICLES.
  UNSECURED LIGHT OBJECTS MAY BE MOVED BY STRONG WINDS.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* SLOW DOWN AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

* SECURE LOOSE OBJECTS SO THEY DO NOT BECOME AIRBORNE

&&

$$

SCHAAF
3 follow-up statements
548 
WWUS76 KMFR 291317
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
617 AM PDT THU SEP 29 2016

CAZ081-300130-
/O.CON.KMFR.WI.Y.0032.160929T2000Z-160930T0300Z/
CENTRAL SISKIYOU COUNTY-
INCLUDING THE CITY OF...WEED
617 AM PDT THU SEP 29 2016

...WIND ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM PDT THIS EVENING...

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS TO 45 MPH.

* TIMING...WINDS WILL CONTINUE TO INCREASE THIS MORNING AND REACH
  ITS PEAK BETWEEN 3 PM PDT THIS AFTERNOON AND 7 PM PDT THIS
  EVENING. WINDS ARE EXPECTED TO DIMINISH AFTER 8 PM PDT THIS
  EVENING.

* LOCATIONS INCLUDE...PORTIONS OF THE SHASTA VALLEY INCLUDING 
  INTERSTATE 5...WEED...MONTAGUE...AND LAKE SHASTINA. HIGHER 
  ELEVATIONS WILL BE MOST LIKELY TO SEE IMPACTS. 

* IMPACTS...TRAVEL MAY BECOME DIFFICULT FOR HIGH PROFILE 
  VEHICLES. UNSECURED LIGHT OBJECTS MAY BE MOVED BY STRONG 
  WINDS. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* SLOW DOWN AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

* SECURE LOOSE OBJECTS SO THEY DO NOT BECOME AIRBORNE

&&

$$
991 
WWUS76 KMFR 292140
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
240 PM PDT THU SEP 29 2016

CAZ081-300300-
/O.CON.KMFR.WI.Y.0032.000000T0000Z-160930T0300Z/
CENTRAL SISKIYOU COUNTY-
INCLUDING THE CITY OF...WEED
240 PM PDT THU SEP 29 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING...

* WINDS...SOUTH 20 TO 25 MPH WITH GUSTS TO 45 MPH.

* TIMING...WINDS WILL PEAK BETWEEN 3 PM PDT THIS AFTERNOON AND 7
  PM PDT THIS EVENING. WINDS ARE EXPECTED TO DIMINISH AFTER 8 PM
  PDT THIS EVENING.

* LOCATIONS INCLUDE...PORTIONS OF THE SHASTA VALLEY INCLUDING 
  INTERSTATE 5...WEED...MONTAGUE...AND LAKE SHASTINA. HIGHER 
  ELEVATIONS WILL BE MOST LIKELY TO SEE IMPACTS. 

* IMPACTS...TRAVEL MAY BECOME DIFFICULT FOR HIGH PROFILE 
  VEHICLES. UNSECURED LIGHT OBJECTS MAY BE MOVED BY STRONG 
  WINDS. 

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* SLOW DOWN AND ALLOW EXTRA TIME TO REACH YOUR DESTINATION.

* SECURE LOOSE OBJECTS SO THEY DO NOT BECOME AIRBORNE

&&

$$

SK
183 
WWUS76 KMFR 300218
NPWMFR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
718 PM PDT THU SEP 29 2016

CAZ081-300330-
/O.CAN.KMFR.WI.Y.0032.000000T0000Z-160930T0300Z/
CENTRAL SISKIYOU COUNTY-
718 PM PDT THU SEP 29 2016

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE WIND
ADVISORY. 

WINDS REMAIN GUSTY BUT THEY ARE DYING DOWN AND WILL CONTINUE TO
DIMINISH THROUGH THE EVENING.

$$

WRIGHT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 1:27 PM PDTRed Flag WarningMFRModoc30 hr

Nearby

Wind Advisories in California, 2016Every wind advisory 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.