Alert archive / Idaho / Wind Advisories in 2012

Wind Advisory 10, NWS Missoula, MT

March 14, 2012Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this wind advisory at Mar 14, 2012, 7:21 PM PDT for Clearwater County, Idaho County, Idaho. It took effect at Mar 15, 2012, 2:00 AM PDT. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Mar 14, 2012, 7:21 PM PDT (02:21 UTC)
In effect from
Mar 15, 2012, 2:00 AM PDT
Expired
Mar 15, 2012, 8:52 PM PDT
In force
19 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 02:27 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, 2.4 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 2012-03-15Temperature 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 00:00Z on 2012-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.1939587897Sfc1 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
837 m above ground
0-6 km bulk shear
69 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
220 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.

247 
WWUS75 KMSO 150221
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
821 PM MDT WED MAR 14 2012


IDZ007-151100-
/O.NEW.KMSO.WI.Y.0010.120315T0900Z-120316T0300Z/
OROFINO/GRANGEVILLE REGION-
721 PM PDT WED MAR 14 2012

...WIND ADVISORY IN EFFECT FROM 2 AM TO 8 PM PDT THURSDAY FOR
GRANGEVILLE AND VICINITY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY FOR GRANGEVILLE AND VICINITY...WHICH IS IN EFFECT FROM
2 AM TO 8 PM PDT THURSDAY. 

* IMPACTS/TIMING: THE COMBINATION OF SOUTHWEST WINDS ALOFT AND
  SOUTHERLY PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS LATE
  TONIGHT AND THURSDAY. WINDS ARE EXPECTED TO DEVELOP OVERNIGHT
  TONIGHT PEAKING DURING THE DAY THURSDAY. 

* WINDS: SOUTH WINDS 15 TO 25 MPH TONIGHT INCREASING TO 25 TO 35
  MPH WITH GUST UP TO 50 MPH THURSDAY.

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.

&&

$$
4 follow-up statements
489 
WWUS75 KMSO 151043 AAA
NPWMSO

URGENT - WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE MISSOULA MT
443 AM MDT THU MAR 15 2012

IDZ007-152100-
/O.CON.KMSO.WI.Y.0010.000000T0000Z-120316T0300Z/
OROFINO/GRANGEVILLE REGION-
343 AM PDT THU MAR 15 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GRANGEVILLE AND VICINITY...

A WIND ADVISORY FOR GRANGEVILLE AND VICINITY REMAINS IN EFFECT
UNTIL 8 PM PDT THIS EVENING. 

* IMPACTS/TIMING: THE COMBINATION OF SOUTHWEST WINDS ALOFT AND A
  SOUTHERLY PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS TODAY.
  WINDS ARE EXPECTED TO DEVELOP LATER THIS MORNING AND PEAK DURING
  THE AFTERNOON.

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.


&&

$$
945 
WWUS75 KMSO 152021
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
221 PM MDT THU MAR 15 2012

IDZ007-160300-
/O.CON.KMSO.WI.Y.0010.000000T0000Z-120316T0300Z/
OROFINO/GRANGEVILLE REGION-
121 PM PDT THU MAR 15 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING
FOR GRANGEVILLE AND VICINITY...

A WIND ADVISORY FOR GRANGEVILLE AND VICINITY REMAINS IN EFFECT
UNTIL 8 PM PDT THIS EVENING. 

* IMPACTS/TIMING: THE COMBINATION OF SOUTHWEST WINDS ALOFT AND A
  SOUTHERLY PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS TODAY.
  WINDS ARE EXPECTED TO PEAK LATE THIS AFTERNOON.

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

&&

$$
548 
WWUS75 KMSO 160006
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
606 PM MDT THU MAR 15 2012

IDZ007-160800-
/O.EXT.KMSO.WI.Y.0010.000000T0000Z-120316T0800Z/
OROFINO/GRANGEVILLE REGION-
506 PM PDT THU MAR 15 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 1 AM PDT FRIDAY FOR
GRANGEVILLE AND VICINITY...

THE WIND ADVISORY FOR GRANGEVILLE AND VICINITY IS NOW IN EFFECT
UNTIL 1 AM PDT FRIDAY. 

* IMPACTS/TIMING: THE COMBINATION OF SOUTHWEST WINDS ALOFT AND A
  SOUTHERLY PRESSURE GRADIENT WILL CREATE WINDY CONDITIONS TONIGHT
  IN THE GRANGEVILLE AREA. WINDS ARE EXPECTED TO PEAK LATE THIS
  EVENING UNTIL MIDNIGHT TONIGHT.

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

&&

$$
588 
WWUS75 KMSO 160352
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
952 PM MDT THU MAR 15 2012

IDZ007-160500-
/O.CAN.KMSO.WI.Y.0010.000000T0000Z-120316T0800Z/
OROFINO/GRANGEVILLE REGION-
852 PM PDT THU MAR 15 2012

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS CANCELLED THE WIND
ADVISORY. 

STRONG SOUTH WINDS ARE NO LONG EXPECTED TO DEVELOP IN THE
GRANGEVILLE AREA TONIGHT...THEREFORE THE WIND ADVISORY HAS BEEN
CANCELLED.

$$

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.