Alert archive / Idaho / Wind Advisories in 2012
Wind Advisory 4, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Jan 20, 2012, 8:18 AM PST for Clearwater County, Idaho County, Idaho. It took effect at Jan 20, 2012, 4:00 PM PST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Jan 20, 2012, 8:18 AM PST (16:18 UTC)
- In effect from
- Jan 20, 2012, 4:00 PM PST
- Expired
- Jan 21, 2012, 4:55 AM PST
- In force
- 13 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 16:21 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, 4.3 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
- 0 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 99 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 201618 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 918 AM MST FRI JAN 20 2012 IDZ007-210500- /O.NEW.KMSO.WI.Y.0004.120121T0000Z-120121T1500Z/ OROFINO/GRANGEVILLE REGION- 818 AM PST FRI JAN 20 2012 ...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM PST SATURDAY IN THE CAMAS PRAIRIE AND GRANGEVILLE AREA... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM PST SATURDAY. * IMPACTS/TIMING: SOUTH WINDS WILL BE DEVELOPING THIS AFTERNOON ...BECOMING STRONG OVERNIGHT TONIGHT AND EARLY SATURDAY MORNING. WINDS WILL BE DECREASING BY LATE MORNING...BUT REMAIN GUSTY THROUGH THE REMAINDER OF THE DAY. * WINDS: SOUTH 15 TO 25 MPH THIS AFTERNOON...INCREASING 25 TO 35 MPH WITH GUSTS UP TO 50 MPH BY THIS EVENING. WINDS WILL REMAIN STRONG OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY 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. && $$ IDZ008-210500- /O.NEW.KMSO.WI.Y.0004.120121T0000Z-120121T1500Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 818 AM PST FRI JAN 20 2012 ...WIND ADVISORY IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM PST SATURDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM PST SATURDAY. * IMPACTS/TIMING: SOUTH WINDS WILL BE DEVELOPING THIS AFTERNOON ...BECOMING STRONG OVERNIGHT TONIGHT AND EARLY SATURDAY MORNING. WINDS WILL BE DECREASING BY LATE MORNING...BUT REMAIN GUSTY THROUGH THE REMAINDER OF THE DAY. * WINDS: SOUTH 15 TO 25 MPH THIS AFTERNOON...INCREASING 15 TO 30 MPH WITH GUSTS UP TO 45 MPH BY THIS EVENING. WINDS WILL REMAIN STRONG OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 95 SLATE CREEK TO RIGGINS...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
2 follow-up statements
496 WWUS75 KMSO 210432 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 932 PM MST FRI JAN 20 2012 IDZ007-211300- /O.CON.KMSO.WI.Y.0004.000000T0000Z-120121T1500Z/ OROFINO/GRANGEVILLE REGION- 832 PM PST FRI JAN 20 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY. * IMPACTS/TIMING: SOUTH WINDS WILL BE DEVELOPING THIS EVENING BECOMING...STRONG OVERNIGHT AND EARLY SATURDAY MORNING. WINDS WILL BE DECREASING BY LATE MORNING...BUT REMAIN GUSTY THROUGH THE REMAINDER OF THE DAY. * WINDS: SOUTH 15 TO 25 MPH THIS EVENING...INCREASING 25 TO 35 MPH WITH GUSTS UP TO 50 MPH OVERNIGHT. WINDS WILL REMAIN STRONG OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND VICINITY 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. && $$ IDZ008-211300- /O.CON.KMSO.WI.Y.0004.000000T0000Z-120121T1500Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 832 PM PST FRI JAN 20 2012 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST SATURDAY. * IMPACTS/TIMING: SOUTH WINDS WILL CONTINUE TO INCREASE THIS EVENING...BECOMING STRONG OVERNIGHT AND EARLY SATURDAY MORNING. WINDS WILL BE DECREASING BY LATE MORNING...BUT REMAIN GUSTY THROUGH THE REMAINDER OF THE DAY. * WINDS: SOUTH 15 TO 25 MPH...INCREASING 15 TO 30 MPH WITH GUSTS UP TO 45 MPH OVERNIGHT. WINDS WILL REMAIN STRONG OVERNIGHT. * LOCATIONS IMPACTED INCLUDE...HIGHWAY 95 SLATE CREEK TO RIGGINS...WHITE BIRD GRADE PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
190 WWUS75 KMSO 211255 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 555 AM MST SAT JAN 21 2012 IDZ007-008-211400- /O.CAN.KMSO.WI.Y.0004.000000T0000Z-120121T1500Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 455 AM PST SAT JAN 21 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND ADVISORY. $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 20, 1:23 PM PST | Winter Weather Advisory | MSO | Idaho | 39 hr |
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.