Alert archive / Idaho / Wind Advisories in 2008

Wind Advisory 9, NWS Missoula, MT

February 7, 2008Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this wind advisory at Feb 7, 2008, 8:50 AM PST for Clearwater County, Idaho County, Idaho. It took effect at Feb 7, 2008, 8:00 PM PST. It was in force for 14 hr.

The area

The counties it named.

The facts

Issued
Feb 7, 2008, 8:50 AM PST (16:50 UTC)
In effect from
Feb 7, 2008, 8:00 PM PST
Expired
Feb 8, 2008, 10:00 AM PST
In force
14 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 16:49 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, 4.8 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.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 12:00Z on 2008-02-07Temperature 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 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2008-02-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 409 square meters per square second.1939587897117136Sfc1 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
668 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
409 m²/s²
0-3 km storm-relative helicity
461 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 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.

$$
5 follow-up statements
000 
WWUS75 KMSO 072212
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
312 PM MST THU FEB 7 2008

IDZ008-080500-
/O.EXT.KMSO.WI.Y.0009.080208T0400Z-080209T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
212 PM PST THU FEB 7 2008

...WIND ADVISORY NOW IN EFFECT FROM 8 PM THIS EVENING TO 4 AM PST
SATURDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 8 PM THIS EVENING TO 4 AM
PST SATURDAY. 

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO NEAR
45 MPH ARE EXPECTED THIS EVENING THROUGH EARLY SATURDAY MORNING
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.

$$
000 
WWUS75 KMSO 080329
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
829 PM MST THU FEB 7 2008

IDZ008-081200-
/O.CON.KMSO.WI.Y.0009.080208T0400Z-080209T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
729 PM PST THU FEB 7 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SATURDAY. 

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS TO NEAR
45 MPH ARE EXPECTED OVERNIGHT THROUGH EARLY SATURDAY MORNING 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.

$$
000 
WWUS75 KMSO 081027
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
327 AM MST FRI FEB 8 2008

IDZ008-081800-
/O.EXT.KMSO.WI.Y.0009.000000T0000Z-080208T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
227 AM PST FRI FEB 8 2008

...WIND ADVISORY NOW IN EFFECT UNTIL 10 AM PST THIS MORNING...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 10 AM PST THIS MORNING. 

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS UP TO
45 MPH ARE EXPECTED THROUGH EARLY SATURDAY MORNING 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.

$$
000 
WWUS75 KMSO 081535
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
835 AM MST FRI FEB 8 2008

IDZ007-081800-
/O.EXA.KMSO.WI.Y.0009.000000T0000Z-080208T1800Z/
OROFINO/GRANGEVILLE REGION-
735 AM PST FRI FEB 8 2008

...WIND ADVISORY IN EFFECT UNTIL 10 AM PST THIS MORNING...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 10 AM PST THIS MORNING. 

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS UP TO 45 MPH
ARE EXPECTED THROUGH FRIDAY MORNING 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.

$$

IDZ008-081800-
/O.CON.KMSO.WI.Y.0009.000000T0000Z-080208T1800Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
735 AM PST FRI FEB 8 2008

...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING...

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

SOUTHERLY WINDS OF 20 TO 30 MPH SUSTAINED WITH GUSTS UP TO 45 MPH
ARE EXPECTED THROUGH FRIDAY MORNING 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.

$$
000 
WWUS75 KMSO 081752
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1052 AM MST FRI FEB 8 2008


IDZ007-008-081900-
/O.EXP.KMSO.WI.Y.0009.000000T0000Z-080208T1800Z/
OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION-
952 AM PST FRI FEB 8 2008

...WIND ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING...

THE WIND ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING. 



$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 8:59 PM PSTBlizzard WarningMSOClearwater, Idaho12 hr
Feb 7, 8:44 AM PSTBlowing Snow AdvisoryMSOClearwater, Idaho5 hr
Feb 7, 1:50 PM PSTSnow AdvisoryMSOClearwater, Idaho33 hr

Nearby

Wind Advisories in Idaho, 2008Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.