Alert archive / California / Wind Advisories in 2011
Wind Advisory 26, NWS Medford, OR
NWS Medford, OR issued this wind advisory at Dec 29, 2011, 7:07 PM PST for Siskiyou County, California. It took effect at Dec 29, 2011, 10:00 PM PST. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Dec 29, 2011, 7:07 PM PST (03:07 UTC)
- In effect from
- Dec 29, 2011, 10:00 PM PST
- Expired
- Dec 30, 2011, 3:16 AM PST
- In force
- 5 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 03:06 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, 3.1 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 666 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 446 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
993 WWUS76 KMFR 300307 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 707 PM PST THU DEC 29 2011 ...HIGH WINDS WITH A STRONG COLD FRONT EXPECTED OVERNIGHT INTO FRIDAY... .A STRONG COLD FRONT WILL CROSS SOUTH-CENTRAL OREGON ON FRIDAY WITH STRONG TO POTENTIALLY DAMAGING WINDS. ORZ031-301515- /O.EXT.KMFR.HW.W.0014.111230T0307Z-111230T2100Z/ CENTRAL AND EASTERN LAKE COUNTY- 707 PM PST THU DEC 29 2011 ...HIGH WIND WARNING NOW IN EFFECT UNTIL 1 PM PST FRIDAY... THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 1 PM PST FRIDAY. * WINDS...SOUTHWEST WINDS OF 40 TO 50 MPH WITH GUSTS UP TO 70 MPH WILL CONTINUE OVERNIGHT THROUGH FRIDAY MORNING. * LOCATIONS INCLUDE: HIGHWAY 31 BETWEEN PAISLEY AND SILVER LAKE...AND HIGHER TERRAIN OF SOUTHERN LAKE COUNTY. * IMPACTS...HIGH PROFILE VEHICLES WILL EXPERIENCE HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED WITH SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 58 MPH OR STRONGER. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ CAZ081-301515- /O.NEW.KMFR.WI.Y.0026.111230T0600Z-111230T1800Z/ CENTRAL SISKIYOU COUNTY- 707 PM PST THU DEC 29 2011 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST FRIDAY... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 AM PST FRIDAY. * WINDS...SOUTHEAST WINDS WILL INCREASE LATER TONIGHT TO 30 TO 40 MPH WITH GUSTS TO 50 MPH. WINDS WILL BEGIN TO DIMINISH FRIDAY AFTERNOON. * LOCATIONS INCLUDE: INTERSTATE 5 CORRIDOR FROM WEED TO YREKA. * IMPACTS...HIGH PROFILE VEHICLES WILL EXPERIENCE HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED WITH HIGHER GUSTS POSSIBLE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ SK
1 follow-up statement
926 WWUS76 KMFR 301116 NPWMFR URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MEDFORD OR 316 AM PST FRI DEC 30 2011 ...HIGH WINDS WITH A STRONG COLD FRONT EXPECTED OVERNIGHT INTO FRIDAY... .A STRONG COLD FRONT WILL CROSS SOUTH-CENTRAL OREGON ON FRIDAY WITH STRONG TO POTENTIALLY DAMAGING WINDS. CAZ081-301230- /O.CAN.KMFR.WI.Y.0026.000000T0000Z-111230T1800Z/ CENTRAL SISKIYOU COUNTY- 316 AM PST FRI DEC 30 2011 ...WIND ADVISORY FOR THE SHASTA VALLEY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MEDFORD HAS CANCELLED THE WIND ADVISORY FOR THE SHASTA VALLEY. SOUTHEAST WINDS HAVE DECREASED BELOW 40 MPH AND WILL CONTINUE IN THE 20 TO 30 MPH RANGE UNTIL LATE THIS MORNING. $$ ORZ031-301930- /O.CON.KMFR.HW.W.0014.000000T0000Z-111230T2100Z/ CENTRAL AND EASTERN LAKE COUNTY- 316 AM PST FRI DEC 30 2011 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON. * WINDS...SOUTHWEST WINDS OF 40 TO 50 MPH WITH GUSTS UP TO 70 MPH WILL CONTINUE OVERNIGHT THROUGH FRIDAY MORNING. * LOCATIONS INCLUDE: HIGHWAY 31 BETWEEN PAISLEY AND SILVER LAKE...AND HIGHER TERRAIN OF SOUTHERN LAKE COUNTY. * IMPACTS...HIGH PROFILE VEHICLES WILL EXPERIENCE HAZARDOUS DRIVING CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED WITH SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 58 MPH OR STRONGER. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
The office that day
Everything else NWS Medford, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 30, 1:12 PM PST | Wind Advisory | MFR | Modoc, Siskiyou | 4 hr |
Nearby
Wind 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.