Alert archive / Idaho / High Wind Warnings in 2016

High Wind Warning 3, NWS Missoula, MT

December 19, 2016Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this high wind warning at Dec 19, 2016, 1:04 PM PST for Clearwater County, Idaho County, Idaho. It took effect at Dec 20, 2016, 1:00 AM PST. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Dec 19, 2016, 1:04 PM PST (21:04 UTC)
In effect from
Dec 20, 2016, 1:00 AM PST
Expired
Dec 20, 2016, 1:45 AM PST
In force
45 min
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 21:06 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, 9.1 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 2016-12-19Temperature 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 2016-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 445 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
1380 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
445 m²/s²
0-3 km storm-relative helicity
608 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

519 
WWUS75 KMSO 192104
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
204 PM MST MON DEC 19 2016

IDZ007-201800-
/O.NEW.KMSO.HW.W.0003.161220T0900Z-161220T1800Z/
OROFINO/GRANGEVILLE REGION-
104 PM PST MON DEC 19 2016

...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 10 AM PST TUESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING FOR THE CAMAS PRAIRIE...WHICH IS IN EFFECT FROM 1 AM TO 
10 AM PST TUESDAY.

* IMPACTS/TIMING: WINDS INCREASING AFTER MIDNIGHT TONIGHT AND THEN
  SLOWLY DECREASING BY LATE TUESDAY MORNING. DAMAGING WINDS MOST
  LIKELY BETWEEN DAWN AND MID-MORNING. LOCAL RESTRICTED VISIBILITY
  IN BLOWING SNOW.

* WINDS: SOUTH TO SOUTHWEST INCREASING BY DAWN TO 40 MPH WITH 
  GUSTS AROUND 60 MPH.

* LOCATIONS IMPACTED INCLUDE: CAMAS PRAIRIE, GRANGEVILLE AND
  VICINITY.

$$

MTZ007-200000-
/O.CON.KMSO.WI.Y.0011.000000T0000Z-161220T0000Z/
BUTTE/BLACKFOOT REGION-
204 PM MST MON DEC 19 2016

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

* IMPACTS/TIMING: WINDS WILL CONTINUE THIS AFTERNOON FROM GARRISON
  JUNCTION THROUGH ANACONDA. SOUTHERLY TO SOUTHWESTERLY WINDS WITH
  HIGHER GUSTS FROM THE WEST WILL MAKING DRIVING ON INTERSTATE 90
  DIFFICULT IN THIS AREA. ALSO SOME BLOWING AND DRIFTING SNOW IS
  POSSIBLE. 

* WINDS: SOUTHWEST TO SOUTH 20 TO 30 MPH WITH GUSTS 40 TO 50 MPH 
  AT TIMES. 

* LOCATIONS IMPACTED INCLUDE: BUTTE, GEORGETOWN LAKE, HIGHWAY 12 
  GARRISON TO ELLISTON, HOMESTAKE PASS, AND MACDONALD PASS

$$
2 follow-up statements
531 
WWUS75 KMSO 192324
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
424 PM MST MON DEC 19 2016

MTZ007-200030-
/O.CAN.KMSO.WI.Y.0011.000000T0000Z-161220T0000Z/
BUTTE/BLACKFOOT REGION-
424 PM MST MON DEC 19 2016

...WIND ADVISORY IS CANCELLED...

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


$$

IDZ007-201800-
/O.CON.KMSO.HW.W.0003.161220T0900Z-161220T1800Z/
OROFINO/GRANGEVILLE REGION-
324 PM PST MON DEC 19 2016

...HIGH WIND WARNING REMAINS IN EFFECT FROM 1 AM TO 10 AM PST
TUESDAY...

* IMPACTS/TIMING: WINDS INCREASING AFTER MIDNIGHT TONIGHT AND 
  THEN SLOWLY DECREASING BY LATE TUESDAY MORNING. DAMAGING WINDS 
  MOST LIKELY BETWEEN DAWN AND MID-MORNING. LOCAL RESTRICTED 
  VISIBILITY IN BLOWING SNOW. 

* WINDS: SOUTH TO SOUTHWEST INCREASING BY DAWN TO 40 MPH WITH 
  GUSTS AROUND 60 MPH. 

* LOCATIONS IMPACTED INCLUDE: CAMAS PRAIRIE, GRANGEVILLE AND 
  VICINITY, AND GREER GRADE

$$
245 
WWUS75 KMSO 200945
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
245 AM MST TUE DEC 20 2016


IDZ007-201045-
/O.CAN.KMSO.HW.W.0003.000000T0000Z-161220T1800Z/
OROFINO/GRANGEVILLE REGION-
145 AM PST TUE DEC 20 2016

...HIGH WIND WARNING IS REPLACED BY WINTER STORM WARNING FOR
BLOWING AND DRIFTING SNOW WITH HIGH WINDS ...

THE HIGH WIND WARNING HAS BEEN REPLACED WITH A WINTER STORM
WARNING. HIGH WINDS ARE STILL EXPECTED, HOWEVER, WEBCAMS ARE
ALREADY SHOWING BLOWING AND DRIFTING SNOW THIS MORNING WITH MORE
SNOW INCOMING, SO IT HAS BEEN CHANGED TO A WINTER STORM WARNING.

$$

MTZ007-210000-
/O.NEW.KMSO.HW.W.0004.161220T1200Z-161221T0000Z/
BUTTE/BLACKFOOT REGION-
245 AM MST TUE DEC 20 2016

...HIGH WIND WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON
FOR... 

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON. 

* IMPACTS/TIMING: STRONGEST WINDS WILL OCCUR THIS MORNING FROM 6
  AM THROUGH NOON WITH CROSS WINDS ON INTERSTATE 90 CAUSING
  DIFFICULT DRIVING CONDITIONS FOR HIGH PROFILE VEHICLES FROM
  GARRISON JUNCTION TO ANACONDA.

* WINDS: SOUTHWEST WINDS 40 MPH WITH WESTERLY WIND GUSTS TO 60
  MPH.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 19, 3:14 AM PSTWinter Storm WatchMSOClearwater, Idaho10 hr
Dec 19, 10:59 AM PSTSpecial Weather StatementMSOLewis91 min
Dec 19, 1:01 PM PSTWinter Storm WarningMSOClearwater, Idaho28 hr
Dec 19, 1:01 PM PSTWinter Weather AdvisoryMSOIdaho, Lemhi34 hr

Nearby

High Wind Warnings in Idaho, 2016Every high wind warning in 2016

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.