Alert archive / Montana / High Wind Watches in 2012
High Wind Watch 2, NWS Missoula, MT
NWS Missoula, MT issued this high wind watch at Sep 8, 2012, 2:05 PM MDT for Flathead County, Lake County, Montana. It took effect at Sep 10, 2012, 12:00 AM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Sep 8, 2012, 2:05 PM MDT (20:05 UTC)
- In effect from
- Sep 10, 2012, 12:00 AM MDT
- Expired
- Sep 9, 2012, 1:42 PM MDT
- In force
- Issued by
- NWS Missoula, MT
Counties Flathead County, MT, Lake County, MT
The radar
The Missoula radar (KMSX), 104 km from the middle of the area, began a volume at 20:10 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, 8.1 hours before the alert went out and 177 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2174 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
941 WWUS75 KMSO 082005 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 205 PM MDT SAT SEP 8 2012 MTZ002-091215- /O.NEW.KMSO.HW.A.0002.120910T0600Z-120911T0600Z/ WEST GLACIER REGION- 205 PM MDT SAT SEP 8 2012 ...HIGH WIND WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY EVENING ABOVE 6000 FEET IN GLACIER NATIONAL PARK... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND WATCH ABOVE 6000 FEET...WHICH IS IN EFFECT FROM LATE SUNDAY NIGHT THROUGH MONDAY EVENING. * IMPACTS/TIMING: WEST WINDS WILL BE INCREASING ACROSS THE HIGHER TERRAIN OF GLACIER NATIONAL PARK ABOVE 6000 FEET LATE SUNDAY NIGHT...PEAKING DURING THE DAY ON MONDAY. HIGH PROFILE VEHICLES WILL LIKELY HAVE DIFFICULTY TRAVELING OVER LOGAN PASS. BACKCOUNTRY HIKERS SHOULD BE PREPARED FOR VERY STRONG WINDS... ESPECIALLY IN LOCATIONS EXPOSED TO WESTERLY WINDS. * WINDS: WEST WINDS 25 TO 40 MPH WITH GUSTS TO 50 MPH OVER THE HIGHER TERRAIN ABOVE 6000 FEET. LOGAN PASS COULD SEE GUSTS IN EXCESS OF 60 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
2 follow-up statements
442 WWUS75 KMSO 091135 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 534 AM MDT SUN SEP 9 2012 MTZ002-092115- /O.CON.KMSO.HW.A.0002.120910T0600Z-120911T0600Z/ WEST GLACIER REGION- 534 AM MDT SUN SEP 9 2012 ...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH MONDAY EVENING... A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH MONDAY EVENING. * IMPACTS/TIMING: WEST WINDS WILL INCREASE ACROSS GLACIER NATIONAL PARK ABOVE 6000 FEET LATE TONIGHT...PEAKING DURING THE DAY ON MONDAY. HIGH PROFILE VEHICLES WILL LIKELY HAVE DIFFICULTY TRAVELING OVER LOGAN PASS. BACKCOUNTRY HIKERS SHOULD BE PREPARED FOR VERY STRONG WINDS...ESPECIALLY IN LOCATIONS EXPOSED TO WESTERLY WINDS. * WINDS: WEST WINDS 25 TO 40 MPH WITH GUSTS TO 50 MPH ABOVE 6000 FEET. GUSTS IN EXCESS OF 60 MPH POSSIBLE AT LOGAN PASS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF 50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
085 WWUS75 KMSO 091942 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 142 PM MDT SUN SEP 9 2012 MTZ002-101200- /O.UPG.KMSO.HW.A.0002.120910T0600Z-120911T0600Z/ /O.NEW.KMSO.WI.Y.0023.120910T0600Z-120911T0600Z/ WEST GLACIER REGION- 142 PM MDT SUN SEP 9 2012 ...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT MONDAY NIGHT ABOVE 6000 FEET... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY ABOVE 6000 FEET...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO MIDNIGHT MDT MONDAY NIGHT. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. * IMPACTS/TIMING: WEST WINDS WILL INCREASE ACROSS GLACIER NATIONAL PARK ABOVE 6000 FEET LATE TONIGHT...PEAKING DURING THE DAY ON MONDAY. HIGH PROFILE VEHICLES WILL LIKELY HAVE DIFFICULTY TRAVELING OVER LOGAN PASS. BACKCOUNTRY HIKERS SHOULD BE PREPARED FOR VERY STRONG WINDS IN THE HIGH COUNTRY...ESPECIALLY IN LOCATIONS EXPOSED TO WESTERLY WINDS. * WINDS: WEST WINDS 25 TO 40 MPH WITH GUSTS TO 50 MPH ABOVE 6000 FEET. GUSTS IN EXCESS OF 60 MPH POSSIBLE AT LOGAN 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 8:34 AM MDT | Red Flag Warning | MSO | Beaverhead, Deer Lodge, Flathead, Granite, Jefferson, Lake and 8 more | 63 hr |
Nearby
High Wind Watches in Montana, 2012Every high wind watch 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.