Alert archive / Montana / High Wind Warnings in 2008

High Wind Warning 2, NWS Missoula, MT

February 6, 20084 counties in Montana; Idaho County, Idaho

NWS Missoula, MT issued this high wind warning at Feb 6, 2008, 10:54 AM MST for 4 counties in Montana; Idaho County, Idaho. It took effect at Feb 7, 2008, 1:00 AM MST. It was in force for 9 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 6, 2008, 10:54 AM MST (17:54 UTC)
In effect from
Feb 7, 2008, 1:00 AM MST
Expired
Feb 7, 2008, 9:50 AM MST
In force
9 hr
Issued by
NWS Missoula, MT

Counties Idaho County, ID, Deer Lodge County, MT, Granite County, MT, Powell County, MT, Silver Bow County, MT

The radar

The Missoula radar (KMSX), 99 km from the middle of the area, began a volume at 17:55 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.

What was reported inside it

TimeReportWhereRemark
Feb 7, 3:04 AM MSTBLIZZARDGrangeville, IDGRANGEVILLE AIRPORT REPORTED SUSTAINED WINDS OF 30 MPH WITH GUSTS OF 40 TO 60 MPH FROM 204 AM PST TO 849 AM PST. PEAK WIND GUSTS OCCURRED AT 728 AM PST AND 828 AM PST UP TO 62 MPH. DEPARTMENT OF TRANSPORATION CLOSED HIGHWAY 95 ACROSS THE CAMAS PRAIRIE DUE TO W

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Great_falls, MT (KTFX), launched 12:00Z, 5.9 hours before the alert went out and 261 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.

Skew-T log-pSkew-T log-p diagram, Great_falls, MT at 12:00Z on 2008-02-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 12:00Z on 2008-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1662 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
-105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS75 KMSO 061754
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1054 AM MST WED FEB 6 2008


IDZ007-061900-
/O.CAN.KMSO.HW.A.0003.080207T0800Z-080207T2000Z/
OROFINO/GRANGEVILLE REGION-
954 AM PST WED FEB 6 2008

...HIGH WIND WATCH IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE HIGH
WIND WATCH. A WINTER STORM WARNING IS NOW IN EFFECT FOR THIS
EVENING THROUGH THURSDAY AFTERNOON.

$$

IDZ008-070300-
/O.NEW.KMSO.HW.W.0002.080207T0800Z-080207T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
954 AM PST WED FEB 6 2008

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM PST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 10 AM PST
THURSDAY. 

SOUTHERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO NEAR 60
MPH ARE EXPECTED LATE TONIGHT THROUGH THURSDAY MORNING. AREAS
IMPACTED INCLUDE THE US HIGHWAY 95 CORRIDOR BETWEEN THE WHITEBIRD
GRADE AND RIGGINS. IN ADDION TO THE HIGHT WINDS LIGHT SNOWFALL
WILL CREATE BLOWING AND DRIFTING SNOW NEAR THE WHITEBIRD GRADE.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. VERY STRONG WINDS CAN LEAD TO PROPERTY DAMAGE.

$$

MTZ007-070300-
/O.NEW.KMSO.HW.A.0004.080207T0900Z-080208T0000Z/
BUTTE/BLACKFOOT REGION-
1054 AM MST WED FEB 6 2008

...HIGH WIND WATCH IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY
AFTERNOON. 

SOUTHWESTERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO 60 MPH
ARE POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR BETWEEN DEER LODGE
AND ANACONDA...THE US HIGHWAY 12 CORRIDOR BETWEEN GARRISON
JUNCTION AND MCDONALD PASS...AND THE MONTANA HIGHWAY 1 CORRIDOR
BETWEEN ANACONDA AND GEORGETOWN LAKE THROUGH THURSDAY AFTERNOON.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. CONTINUE TO MONITOR THE LATEST FORECASTS.

$$
4 follow-up statements
000 
WWUS75 KMSO 062158
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
258 PM MST WED FEB 6 2008

IDZ008-070500-
/O.CON.KMSO.HW.W.0002.080207T0800Z-080207T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
158 PM PST WED FEB 6 2008

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM PST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM PST THURSDAY. 

SOUTHERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO NEAR
60 MPH ARE EXPECTED LATE TONIGHT THROUGH THURSDAY MORNING. AREAS
IMPACTED INCLUDE THE US HIGHWAY 95 CORRIDOR BETWEEN THE WHITEBIRD
GRADE AND RIGGINS. IN ADDION TO THE HIGHT WINDS LIGHT SNOWFALL
WILL CREATE BLOWING AND DRIFTING SNOW NEAR THE WHITEBIRD GRADE.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. VERY STRONG WINDS CAN LEAD TO PROPERTY DAMAGE.

$$

MTZ007-070500-
/O.CON.KMSO.HW.A.0004.080207T0900Z-080208T0000Z/
BUTTE/BLACKFOOT REGION-
258 PM MST WED FEB 6 2008

...HIGH WIND WATCH REMAINS IN EFFECT FROM 2 AM MST THURSDAY
THROUGH THURSDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM 2 AM MST THURSDAY
THROUGH THURSDAY AFTERNOON. 

SOUTHWESTERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO
60 MPH ARE POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR BETWEEN DEER
LODGE AND ANACONDA...THE US HIGHWAY 12 CORRIDOR BETWEEN GARRISON
JUNCTION AND MCDONALD PASS...AND THE MONTANA HIGHWAY 1 CORRIDOR
BETWEEN ANACONDA AND GEORGETOWN LAKE THROUGH THURSDAY AFTERNOON.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. CONTINUE TO MONITOR THE LATEST FORECASTS.

$$
000 
WWUS75 KMSO 070501
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1001 PM MST WED FEB 6 2008

IDZ008-071315-
/O.CON.KMSO.HW.W.0002.080207T0800Z-080207T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
901 PM PST WED FEB 6 2008

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM PST THURSDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM PST THURSDAY. 

SOUTHERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO NEAR
60 MPH ARE EXPECTED LATE TONIGHT THROUGH THURSDAY MORNING. AREAS
IMPACTED INCLUDE THE US HIGHWAY 95 CORRIDOR BETWEEN THE WHITEBIRD
GRADE AND RIGGINS. IN ADDION TO THE HIGHT WINDS LIGHT SNOWFALL
WILL CREATE BLOWING AND DRIFTING SNOW NEAR THE WHITEBIRD GRADE.

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. VERY STRONG WINDS CAN LEAD TO PROPERTY DAMAGE.

$$

MTZ007-071315-
/O.EXT.KMSO.HW.A.0004.080207T1200Z-080208T0000Z/
BUTTE/BLACKFOOT REGION-
1001 PM MST WED FEB 6 2008

...HIGH WIND WATCH NOW IN EFFECT FROM 5 AM MST THURSDAY THROUGH
THURSDAY AFTERNOON...

THE HIGH WIND WATCH IS NOW IN EFFECT FROM 5 AM MST THURSDAY
THROUGH THURSDAY AFTERNOON. 

SOUTHWESTERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO
60 MPH ARE POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR BETWEEN DEER
LODGE AND ANACONDA...THE US HIGHWAY 12 CORRIDOR BETWEEN GARRISON
JUNCTION AND MCDONALD PASS...AND THE MONTANA HIGHWAY 1 CORRIDOR
BETWEEN ANACONDA AND GEORGETOWN LAKE THROUGH THURSDAY AFTERNOON.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. CONTINUE TO MONITOR THE LATEST FORECASTS.

$$
000 
WWUS75 KMSO 071055
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
355 AM MST THU FEB 7 2008

MTZ007-071800-
/O.UPG.KMSO.HW.A.0004.080207T1200Z-080208T0000Z/
/O.EXB.KMSO.HW.W.0002.080207T1500Z-080208T0000Z/
BUTTE/BLACKFOOT REGION-
355 AM MST THU FEB 7 2008

...HIGH WIND WARNING IN EFFECT FROM 8 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON...
...HIGH WIND WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 8 AM THIS MORNING TO 5 PM MST
THIS AFTERNOON. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

SOUTHWESTERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO 60
MPH ARE POSSIBLE ALONG THE INTERSTATE 90 CORRIDOR BETWEEN DEER
LODGE AND ANACONDA...THE US HIGHWAY 12 CORRIDOR BETWEEN GARRISON
JUNCTION AND MCDONALD PASS...AND THE MONTANA HIGHWAY 1 CORRIDOR
BETWEEN ANACONDA AND GEORGETOWN LAKE THROUGH THIS AFTERNOON.

$$

IDZ008-071800-
/O.CON.KMSO.HW.W.0002.000000T0000Z-080207T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
255 AM PST THU FEB 7 2008

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING...

A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 10 AM PST THIS
MORNING. 

SOUTHERLY WINDS OF 30 TO 40 MPH SUSTAINED WITH GUSTS TO NEAR
60 MPH ARE EXPECTED THROUGH THIS MORNING. AREAS IMPACTED
INCLUDE THE US HIGHWAY 95 CORRIDOR BETWEEN THE WHITEBIRD GRADE AND
RIGGINS. IN ADDITION TO THE HIGHT WINDS LIGHT SNOWFALL WILL CREATE
BLOWING AND DRIFTING SNOW NEAR THE WHITEBIRD GRADE.

$$
000 
WWUS75 KMSO 071650
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
950 AM MST THU FEB 7 2008

IDZ008-080600-
/O.CAN.KMSO.HW.W.0002.000000T0000Z-080207T1800Z/
/O.NEW.KMSO.WI.Y.0009.080208T0600Z-080209T0600Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
850 AM PST THU FEB 7 2008

...WIND ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 10 PM PST
FRIDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 10 PM
PST FRIDAY. THE HIGH WIND WARNING HAS BEEN CANCELLED. 

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO NEAR 45
MPH ARE EXPECTED LATE THIS EVENING THROUGH FRIDAY EVENING ALONG
THE US HIGHWAY 95 CORRIDOR BETWEEN RIGGINS AND THE WHITEBIRD GRADE.
LOCAL WHITEOUT CONDITIONS CAN BE EXPECTED NEAR THE TOP OF THE 
WHITEBIRD GRADE.

A WIND ADVISORY MEANS THAT STRONG WINDS ARE EXPECTED. DRIVING MAY
BE DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES...SO USE
EXTRA CAUTION.

$$

MTZ007-071800-
/O.CAN.KMSO.HW.W.0002.000000T0000Z-080208T0000Z/
BUTTE/BLACKFOOT REGION-
950 AM MST THU FEB 7 2008

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE HIGH
WIND WARNING. A BLOWING SNOW ADVISORY IS NOW IN EFFECT.

$$

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 6, 10:54 AM MSTHeavy Snow WarningMSOFlathead, Lincoln, Sanders28 hr
Feb 6, 10:54 AM MSTHigh Wind WatchMSODeer Lodge, Granite, Powell, Silver Bow17 hr
Feb 6, 10:54 AM MSTWinter Storm WarningMSODeer Lodge, Flathead, Granite, Lake, Mineral, Missoula and 4 more52 hr
Feb 6, 2:30 PM MSTSnow and Blowing Snow AdvisoryMSOFlathead, Lake, Missoula, Ravalli, Sanders56 hr
Feb 6, 2:30 PM MSTWinter Storm WatchMSOFlathead, Granite, Lake, Lincoln, Mineral, Missoula and 3 more48 hr
Feb 5, 8:05 PM MSTBlizzard WarningMSOClearwater, Idaho6 hr
Feb 5, 8:05 PM MSTSnow AdvisoryMSOClearwater, Idaho6 hr
Feb 6, 10:54 AM MSTSnow AdvisoryMSOLemhi17 hr

Nearby

High Wind Warnings in Montana, 2008High Wind Warnings in Idaho, 2008Every high wind warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.