Alert archive / Idaho / Wind Advisories in 2011
Wind Advisory 2, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Jan 15, 2011, 1:10 PM PST for Clearwater County, Idaho County, Idaho. It took effect at Jan 15, 2011, 10:00 PM PST. It was in force for 15 hr.
The area
The counties it named.
The facts
- Issued
- Jan 15, 2011, 1:10 PM PST (21:10 UTC)
- In effect from
- Jan 15, 2011, 10:00 PM PST
- Expired
- Jan 16, 2011, 1:00 PM PST
- In force
- 15 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 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
Spokane, WA (KOTX), launched 12:00Z, 9.2 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
- 1191 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 284 m²/s²
- 0-3 km storm-relative helicity
- 259 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
308 WWUS75 KMSO 152110 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 210 PM MST SAT JAN 15 2011 IDZ007-008-161200- /O.NEW.KMSO.WI.Y.0002.110116T0600Z-110116T2100Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 110 PM PST SAT JAN 15 2011 ...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 PM PST SUNDAY FOR HIGHWAY 95 FROM RIGGINS TO THE CAMAS PRAIRIE... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 1 PM PST SUNDAY. * IMPACTS/TIMING: A TIGHTENING PRESSURE GRADIENT WILL CAUSE SOUTHERLY WINDS TO INCREASE ALONG THE HIGHWAY 95 CORRIDOR FROM RIGGINS IDAHO UP INTO THE CAMAS PRAIRIE LATER TONIGHT THROUGH SUNDAY MORNING. THE WINDS ARE ANTICIPATED TO DIMINISH DURING THE AFTERNOON ON SUNDAY. * WINDS: SUSTAINED SOUTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED. * 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. && $$
2 follow-up statements
521 WWUS75 KMSO 161147 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 447 AM MST SUN JAN 16 2011 IDZ007-008-162100- /O.CON.KMSO.WI.Y.0002.000000T0000Z-110116T2100Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 347 AM PST SUN JAN 16 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON... A WIND ADVISORY REMAINS IN EFFECT UNTIL 1 PM PST THIS AFTERNOON. * IMPACTS/TIMING: STRONG SOUTHERLY WINDS WILL PERSIST THROUGH EARLY AFTERNOON. THIS COULD BE DANGEROUS FOR HIGH PROFILE VEHICLES TRAVELING HIGHWAY 95 FROM RIGGINS TO THE CAMAS PRAIRIE. * WINDS: SOUTHERLY 25 TO 35 MPH WITH GUSTS UP TO 45. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS...WHITE BIRD GRADE && $$
091 WWUS75 KMSO 162033 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 133 PM MST SUN JAN 16 2011 IDZ007-008-162145- /O.EXP.KMSO.WI.Y.0002.000000T0000Z-110116T2100Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 1233 PM PST SUN JAN 16 2011 ...WIND ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON... THE WIND ADVISORY WILL EXPIRE AT 1 PM PST THIS AFTERNOON. GUSTY SOUTHERLY WINDS WILL CONTINUE ACROSS THE HIGHWAY 95 CORRIDOR FROM RIGGINS UP INTO THE CAMAS PRAIRIE THIS AFTERNOON AND EVENING. THE WINDS ARE ANTICIPATED TO REMAIN 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.