Alert archive / California / High Wind Warnings in 2012
High Wind Warning 15, NWS Medford, OR
NWS Medford, OR issued this high wind warning at Mar 23, 2012, 1:44 PM PDT for Siskiyou County, California. It took effect at Mar 23, 2012, 2:00 PM PDT. It was in force for 13 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
- Mar 23, 2012, 1:44 PM PDT (20:44 UTC)
- In effect from
- Mar 23, 2012, 2:00 PM PDT
- Expired
- Mar 24, 2012, 2:58 AM PDT
- In force
- 13 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 20:43 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, 8.7 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 746 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 44 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
326 WWUS76 KMFR 232044 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 144 PM PDT FRI MAR 23 2012 CAZ081-241200- /O.NEW.KMFR.HW.W.0015.120323T2100Z-120325T0300Z/ CENTRAL SISKIYOU COUNTY- INCLUDING THE CITY OF...WEED 144 PM PDT FRI MAR 23 2012 ...HIGH WIND WARNING IN EFFECT UNTIL 8 PM PDT SATURDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT UNTIL 8 PM PDT SATURDAY. * WINDS...SOUTH WINDS WILL INCREASE TO 35 TO 45 MPH WITH GUSTS TO 60 MPH THIS AFTERNOON AND CONTINUE INTO SATURDAY EVENING. SOUTH WINDS ARE EXPECTED TO GRADUALLY DECREASE SATURDAY NIGHT. * TIMING...WINDS WILL BE STRONGEST THIS EVENING THROUGH SATURDAY AFTERNOON. * LOCATIONS INCLUDE: AREAS NEAR WEED AIRPORT. * IMPACTS...GUSTY WINDS ON INTERSTATE FIVE COULD CREATE DIFFICULT DRIVING CONDITIONS. ESPECIALLY FOR HIGH PROFILE VEHICLES. THE STRONGEST WINDS ARE EXPECTED IN THE SOUTHERN SHASTA VALLEY NEAR WEED. 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. && $$ PETRUCELLI
1 follow-up statement
817 WWUS76 KMFR 240958 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 258 AM PDT SAT MAR 24 2012 CAZ081-241800- /O.CAN.KMFR.HW.W.0015.000000T0000Z-120325T0300Z/ /O.NEW.KMFR.WI.Y.0021.120324T0958Z-120325T0000Z/ CENTRAL SISKIYOU COUNTY- INCLUDING THE CITY OF...WEED 258 AM PDT SAT MAR 24 2012 ...WIND ADVISORY IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON... ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM PDT THIS AFTERNOON. THE HIGH WIND WARNING HAS BEEN CANCELLED. * WINDS...SOUTH WINDS UPTO 35 MPH WITH GUSTS TO NEAR 50 MPH WILL CONTINUE THROUGH THIS AFTERNOON. THE WINDS ARE EXPECTED TO RAPIDLY DECREASE TONIGHT. * TIMING...WINDS WILL BE STRONGEST AROUND MID DAY TODAY. * LOCATIONS INCLUDE: WEED...LAKE SHASTINA AND GAZELLE. * IMPACTS...GUSTY WINDS ON INTERSTATE FIVE COULD CREATE DIFFICULT DRIVING CONDITIONS. ESPECIALLY FOR HIGH PROFILE VEHICLES. THE STRONGEST WINDS ARE EXPECTED IN THE SOUTHERN SHASTA VALLEY NEAR WEED AND LAKE SHASTINA. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED WITH HIGHER GUSTS POSSIBLE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 2:40 AM PDT | Winter Weather Advisory | MFR | Siskiyou | 33 hr |
Nearby
High Wind Warnings in California, 2012Every high wind warning in 2012
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.