Alert archive / Idaho / Wind Advisories in 2008
Wind Advisory 22, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at Dec 17, 2008, 9:28 AM PST for Clearwater County, Idaho County, Idaho. It took effect at Dec 17, 2008, 10:00 AM PST. It was in force for 30 hr.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2008, 9:28 AM PST (17:28 UTC)
- In effect from
- Dec 17, 2008, 10:00 AM PST
- Expired
- Dec 18, 2008, 4:00 PM PST
- In force
- 30 hr
- Issued by
- NWS Missoula, MT
Counties Clearwater County, ID, Idaho County, ID
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 5.5 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
- 842 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 283 m²/s²
- 0-3 km storm-relative helicity
- 326 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS75 KMSO 171728 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1028 AM MST WED DEC 17 2008 IDZ007-008-180130- /O.NEW.KMSO.WI.Y.0022.081217T1800Z-081218T1500Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 928 AM PST WED DEC 17 2008 ...WIND ADVISORY IN EFFECT UNTIL 7 AM PST THURSDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 AM PST THURSDAY. SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH CAN BE EXPECTED...ESPECIALLY OVER THE CAMAS PRAIRIE AND SOUTHWARD TO THE RIGGINS AREA TODAY. WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 50 MPH BY TONIGHT. LOCAL AREAS OF BLOWING AND DRIFTING SNOW CAN BE EXPECTED...ESPECIALLY OVER THE CAMAS PRAIRIE AND THE WHITEBIRD GRADE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
6 follow-up statements
000 WWUS75 KMSO 180118 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 618 PM MST WED DEC 17 2008 IDZ007-008-180730- /O.CON.KMSO.WI.Y.0022.000000T0000Z-081218T1500Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 518 PM PST WED DEC 17 2008 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THURSDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THURSDAY. AN APPROACHING WEATHER SYSTEM WILL INCREASE WIND SPEEDS IN THE AREA THROUGH THIS EVENING AS THE SURFACE PRESSURE GRADIENT TIGHTENS. SOUTH WINDS 20 TO 30 MPH WITH GUSTS TO 40 MPH CAN BE EXPECTED... ESPECIALLY OVER THE CAMAS PRAIRIE AND SOUTHWARD TO THE RIGGINS AREA THIS EVENING. WINDS WILL INCREASE TO 30 TO 40 MPH WITH GUSTS TO 50 MPH AFTER MIDNIGHT TONIGHT. LOCAL AREAS OF BLOWING AND DRIFTING SNOW CAN BE EXPECTED...ESPECIALLY OVER THE CAMAS PRAIRIE AND THE WHITEBIRD GRADE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS75 KMSO 180556 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1056 PM MST WED DEC 17 2008 IDZ007-008-181500- /O.CON.KMSO.WI.Y.0022.000000T0000Z-081218T1500Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 956 PM PST WED DEC 17 2008 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THURSDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST THURSDAY. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH CAN BE EXPECTED...ESPECIALLY OVER THE CAMAS PRAIRIE AND SOUTHWARD TO THE RIGGINS AREA. LOCAL AREAS OF BLOWING AND DRIFTING SNOW CAN BE EXPECTED...ESPECIALLY OVER THE CAMAS PRAIRIE AND THE WHITEBIRD GRADE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS75 KMSO 181444 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 744 AM MST THU DEC 18 2008 IDZ007-181545- /O.CAN.KMSO.WI.Y.0022.000000T0000Z-081218T1500Z/ OROFINO/GRANGEVILLE REGION- 644 AM PST THU DEC 18 2008 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND ADVISORY. HOWEVER...SOUTH WINDS OF 15 TO 20 MPH WITH GUSTS NEAR 30 MPH WILL CONTINUE ESPECIALLY THIS MORNING. $$ IDZ008-182000- /O.EXT.KMSO.WI.Y.0022.000000T0000Z-081218T2000Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 644 AM PST THU DEC 18 2008 ...WIND ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY... THE WIND ADVISORY IS NOW IN EFFECT UNTIL NOON PST TODAY. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH CAN BE EXPECTED...ESPECIALLY OVER THE RIGGINS AND SLATE CREEK AREAS. LOCAL AREAS OF BLOWING AND DRIFTING SNOW CAN BE EXPECTED...ESPECIALLY OVER THE WHITEBIRD GRADE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS75 KMSO 181858 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1158 AM MST THU DEC 18 2008 IDZ007-182200- /O.EXB.KMSO.WI.Y.0022.000000T0000Z-081218T2200Z/ OROFINO/GRANGEVILLE REGION- 1058 AM PST THU DEC 18 2008 ...WIND ADVISORY IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 2 PM PST THIS AFTERNOON. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH CAN BE EXPECTED IN THE GRANGEVILLE AREA. LOCAL AREAS OF BLOWING SNOW CAN BE EXPECTED...ESPECIALLY OVER THE WHITE BIRD HILL SUMMIT. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$ IDZ008-182200- /O.EXT.KMSO.WI.Y.0022.000000T0000Z-081218T2200Z/ LOWER HELLS CANYON/SALMON RIVER REGION- 1058 AM PST THU DEC 18 2008 ...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 2 PM PST THIS AFTERNOON. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH CAN BE EXPECTED...ESPECIALLY OVER THE RIGGINS AND SLATE CREEK AREAS. LOCAL AREAS OF BLOWING AND DRIFTING SNOW CAN BE EXPECTED... ESPECIALLY OVER THE WHITE BIRD GRADE. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS75 KMSO 182141 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 241 PM MST THU DEC 18 2008 IDZ007-008-190000- /O.EXT.KMSO.WI.Y.0022.000000T0000Z-081219T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 141 PM PST THU DEC 18 2008 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH CONTINUE ON THE CAMAS PRAIRIE AND ALONG HIGHWAY 95 FROM NEAR GRANGEVILLE SOUTH TO RIGGINS. THE WINDS WILL DIMINISH BY LATE AFTERNOON. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. $$
000 WWUS75 KMSO 182346 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 446 PM MST THU DEC 18 2008 IDZ007-008-190100- /O.EXP.KMSO.WI.Y.0022.000000T0000Z-081219T0000Z/ OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION- 346 PM PST THU DEC 18 2008 ...WIND ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... THE WIND ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON. THE WIND ADVISORY WILL BE ALLOWED TO EXPIRE. SOUTH WINDS 20 TO 30 MPH WITH GUSTS UP TO 35 MPH WILL CONTINUE THROUGH SUNSET...THEN CONTINUE TO DECREASE AND SWITCH TO THE NORTHWEST OVERNIGHT. $$
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.