Alert archive / Idaho / Wind Advisories in 2011
Wind Advisory 9, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Mar 2, 2011, 7:46 AM PST for Clearwater County, Idaho County, Idaho. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Mar 2, 2011, 7:46 AM PST (15:46 UTC)
- Expired
- Mar 2, 2011, 4:00 PM PST
- In force
- 8 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 15:45 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, 3.8 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
- 1271 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 343 m²/s²
- 0-3 km storm-relative helicity
- 439 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
583 WWUS75 KMSO 021546 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 846 AM MST WED MAR 2 2011 IDZ007-008-030000- /O.NEW.KMSO.WI.Y.0009.110302T1546Z-110303T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 746 AM PST WED MAR 2 2011 ...WIND ADVISORY IN EFFECT UNTIL 4 PM PST THIS AFTERNOON FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN SLATE CREEK AND RIGGINS... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN SLATE CREEK AND RIGGINS...WHICH IS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. * IMPACTS/TIMING: STRONG SOUTHERLY WINDS WILL IMPACT THE HIGHWAY 95 CORRIDOR BETWEEN SLATE CREEK TO RIGGINS AS WELL AS THE GRANGEVILLE AREA AND CAMAS PRAIRIE. * WINDS: SOUTH 15-25 MPH GUSTING OVER 40 MPH. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE...HIGHWAY 95 SLATE CREEK TO RIGGINS 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. && $$
1 follow-up statement
853 WWUS75 KMSO 022338 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 438 PM MST WED MAR 2 2011 IDZ007-008-030045- /O.EXP.KMSO.WI.Y.0009.000000T0000Z-110303T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 338 PM PST WED MAR 2 2011 ...WIND ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD AND RIGGINS... THE WIND ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD AND RIGGINS WILL EXPIRE AT 4 PM PST THIS AFTERNOON. WINDS HAVE DECREASED BELOW ADVISORY CRITERIA THIS AFTERNOON BUT WILL REMAIN BREEZY THROUGH EARLY EVENING. $$
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.