Alert archive / Idaho / Wind Advisories in 2012

Wind Advisory 8, NWS Missoula, MT

March 12, 2012Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this wind advisory at Mar 12, 2012, 2:32 AM PDT for Clearwater County, Idaho County, Idaho. It took effect at Mar 13, 2012, 2:00 AM PDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 12, 2012, 2:32 AM PDT (09:32 UTC)
In effect from
Mar 13, 2012, 2:00 AM PDT
Expired
Mar 12, 2012, 11:22 AM PDT
In force
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 09:35 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 00:00Z, 9.5 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.

Skew-T log-pSkew-T log-p diagram, Spokane, WA at 00:00Z on 2012-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2012-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
3 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1046 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
50 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.

788 
WWUS75 KMSO 120932
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
332 AM MDT MON MAR 12 2012

...STRONG GUSTY WINDS TO DEVELOP TONIGHT...

.BREEZY CONDITIONS WILL BE PRESENT THIS AFTERNOON. HOWEVER TONIGHT 
AN APPROACHING PACIFIC WEATHER SYSTEM WILL PRODUCE FAVORABLE
CONDITIONS WHICH WILL FORCE INCREASING WINDS NEAR THE MOUNTAIN TOP
LEVEL DOWN INTO GRANGEVILLE AND ACROSS THE CAMAS PRAIRIE. GUSTY
WINDS WILL CONTINUE INTO THE EARLY AFTERNOON UNTIL PASSAGE OF THE
COLD FRONT OCCURS.

IDZ007-122100-
/O.NEW.KMSO.WI.Y.0008.120313T0900Z-120313T2100Z/
OROFINO/GRANGEVILLE REGION-
232 AM PDT MON MAR 12 2012

...WIND ADVISORY IN EFFECT FROM 2 AM TO 2 PM PDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 2 PM PDT TUESDAY. 

* IMPACTS/TIMING: STRONG AND GUSTY WINDS WILL LIKELY POSE A
  PARTICULAR HAZARD FOR THOSE DRIVING HIGHER PROFILE VEHICLES AND
  PRODUCE DIFFICULT DRIVING CONDITIONS FOR OTHERS DUE TO POSSIBLE
  CROSS WINDS. LOCALIZED AREAS MAY EXPERIENCE POTENTIALLY
  DAMAGING WINDS BETWEEN 4 AM AND 11 AM TUESDAY MORNING WHEN THE
  STRONGEST GUSTS ARE EXPECTED.

* WINDS: SUSTAINED AT 25 TO 35 MPH WITH GUSTS TO 50 MPH.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...GREER 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.

&&

$$
1 follow-up statement
193 
WWUS75 KMSO 121822
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1222 PM MDT MON MAR 12 2012

...STRONG AND POSSIBLY DAMAGING WINDS TO DEVELOP TONIGHT...

IDZ007-130500-
/O.UPG.KMSO.WI.Y.0008.120313T0900Z-120313T2100Z/
/O.NEW.KMSO.HW.W.0002.120313T0900Z-120313T2100Z/
OROFINO/GRANGEVILLE REGION-
1122 AM PDT MON MAR 12 2012

...HIGH WIND WARNING IN EFFECT FROM 2 AM TO 2 PM PDT TUESDAY FOR
GRANGEVILLE AND VICINITY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING FOR GRANGEVILLE AND VICINITY...WHICH IS IN EFFECT FROM
2 AM TO 2 PM PDT TUESDAY. THE WIND ADVISORY IS NO LONGER IN
EFFECT. 

* IMPACTS/TIMING: SOUTHERLY WINDS WILL INTENSIFY ACROSS NORTH
  CENTRAL IDAHO DURING THE OVERNIGHT TONIGHT...WITH POSSIBLE
  DAMAGING WINDS PRESENT NEAR GRANGEVILLE TUESDAY MORNING THROUGH
  TUESDAY AFTERNOON. WINDS MAY CAUSE HIGH PROFILE VEHICLES TO
  LOSE CONTROL AND BE BLOWN OFF AREA ROADWAYS.

* WINDS: SOUTH 30 TO 40 MPH GUSTING TO 70 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...GREER GRADE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IDZ005-008-130500-
/O.NEW.KMSO.WI.Y.0009.120313T0900Z-120313T2100Z/
NORTHERN CLEARWATER MOUNTAINS-
LOWER HELLS CANYON/SALMON RIVER REGION-
1122 AM PDT MON MAR 12 2012

...WIND ADVISORY IN EFFECT FROM 2 AM TO 2 PM PDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 2 PM PDT TUESDAY. 

* IMPACTS/TIMING: SOUTHWEST WINDS WILL INTENSIFY ACROSS THE
  NORTHERN ROCKIES OVERNIGHT TONIGHT AND CONTINUE THROUGH TUESDAY
  AFTERNOON. WINDS WILL ADVERSELY IMPACT TRAVELING PUBLIC...
  PARTICULARLY HIGH PROFILE VEHICLES.

* WINDS: SOUTHWEST 25 TO 35 MPH GUSTING TO 45 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...ELK RIVER...HIGHWAY 11 PIERCE TO 
  HEADQUARTERS...PIERCE...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.

&&

$$

MTZ005-043-130500-
/O.NEW.KMSO.WI.Y.0009.120313T1200Z-120314T0000Z/
MISSOULA/BITTERROOT VALLEYS-POTOMAC/SEELEY LAKE REGION-
1222 PM MDT MON MAR 12 2012

...WIND ADVISORY IN EFFECT FROM 6 AM TO 6 PM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 AM TO 6 PM MDT TUESDAY.

* IMPACTS/TIMING: SOUTHWEST WINDS WILL INTENSIFY ACROSS THE
  NORTHERN ROCKIES TUESDAY MORNING AND CONTINUE THROUGH TUESDAY
  AFTERNOON. WINDS WILL ADVERSELY IMPACT TRAVELING PUBLIC...
  PARTICULARLY HIGH PROFILE VEHICLES.

* WINDS: SOUTHWEST 25 TO 35 MPH GUSTING TO 45 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA... 
  HIGHWAY 200 BONNER TO GREENOUGH...HIGHWAY 83 SEELEY LAKE TO 
  CONDON...I-90 EAST MISSOULA TO BEARMOUTH

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.

&&

$$

IDZ009-010-130500-
/O.NEW.KMSO.WI.Y.0009.120313T1500Z-120314T0300Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
1222 PM MDT MON MAR 12 2012

...WIND ADVISORY IN EFFECT FROM 9 AM TO 9 PM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT TUESDAY.

* IMPACTS/TIMING: SOUTHWEST WINDS WILL INTENSIFY ACROSS THE
  NORTHERN ROCKIES TUESDAY MORNING AND CONTINUE THROUGH TUESDAY
  EVENING. WINDS WILL ADVERSELY IMPACT TRAVELING PUBLIC...
  PARTICULARLY HIGH PROFILE VEHICLES.

* WINDS: SOUTHWEST 25 TO 35 MPH GUSTING TO 45 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON

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.

&&

$$

MTZ007-130500-
/O.NEW.KMSO.WI.Y.0009.120313T1500Z-120314T0300Z/
BUTTE/BLACKFOOT REGION-
1222 PM MDT MON MAR 12 2012

...WIND ADVISORY IN EFFECT FROM 9 AM TO 9 PM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM TO 9 PM MDT TUESDAY.

* IMPACTS/TIMING: SOUTHWEST WINDS WILL INTENSIFY ACROSS THE
  NORTHERN ROCKIES TUESDAY MORNING AND CONTINUE THROUGH TUESDAY
  EVENING. WINDS WILL ADVERSELY IMPACT TRAVELING PUBLIC...
  PARTICULARLY HIGH PROFILE VEHICLES.

* WINDS: SOUTHWEST 25 TO 35 MPH GUSTING TO 45 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 
  12 GARRISON TO ELLISTON...MACDONALD PASS

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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 12, 11:04 AM PDTWinter Weather AdvisoryMSOClearwater, Idaho45 hr
Mar 12, 11:22 AM PDTHigh Wind WarningMSOClearwater, Idaho, Lemhi32 hr
Mar 12, 11:22 AM PDTWind AdvisoryMSOClearwater, Idaho, Lemhi30 hr

Nearby

Wind Advisories in Idaho, 2012Every wind advisory in 2012

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.