Alert archive / Idaho / Wind Advisories in 2012
Wind Advisory 29, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Dec 4, 2012, 6:00 AM PST for Clearwater County, Idaho County, Idaho. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- Dec 4, 2012, 6:00 AM PST (14:00 UTC)
- Expired
- Dec 4, 2012, 1:00 PM PST
- In force
- 7 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID
The radar
The Missoula radar (KMSX), 148 km from the middle of the area, began a volume at 14:00 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
Spokane, WA (KOTX), launched 12:00Z, 2.0 hours before the alert went out and 172 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
- 1490 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- 371 m²/s²
- 0-3 km storm-relative helicity
- 604 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
636 WWUS75 KMSO 041400 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 700 AM MST TUE DEC 4 2012 IDZ007-008-042100- /O.NEW.KMSO.WI.Y.0029.121204T1400Z-121204T2100Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 600 AM PST TUE DEC 4 2012 ...WIND ADVISORY IN EFFECT UNTIL 1 PM PST THIS AFTERNOON FOR THE CAMAS PRAIRIE...GRANGEVILLE AND HIGHWAY 95... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY FOR THE CAMAS PRAIRIE...GRANGEVILLE AND HIGHWAY 95... WHICH IS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON. * IMPACTS/TIMING: STRONG SOUTH WINDS WILL BE DEVELOPING THIS MORNING AND CONTINUE INTO THE AFTERNOON. WIND ARE EXPECTED TO SUBSIDE SOME LATER TODAY...BUT REMAIN GUSTY THROUGH THE NIGHT TONIGHT. * WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
880 WWUS75 KMSO 042040 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 140 PM MST TUE DEC 4 2012 IDZ007-008-042145- /O.EXP.KMSO.WI.Y.0029.000000T0000Z-121204T2100Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1240 PM PST TUE DEC 4 2012 ...WIND ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON FOR THE CAMAS PRAIRIE...GRANGEVILLE AND HIGHWAY 95... THE WIND ADVISORY FOR THE CAMAS PRAIRIE...GRANGEVILLE AND HIGHWAY 95 WILL EXPIRE AT 1 PM PST THIS AFTERNOON. SOUTH WINDS WILL REMAIN GUSTY THROUGH TONIGHT...BUT BELOW ADVISORY CRITERIA. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS...WHITE BIRD GRADE $$
Nearby
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.