Alert archive / Montana / High Wind Warnings in 2009
High Wind Warning 4, NWS Missoula, MT
NWS Missoula, MT issued this high wind warning at Oct 3, 2009, 2:05 PM MDT for 4 counties in Montana. It took effect at Oct 3, 2009, 9:00 PM MDT. It was in force for 7 hr. 2 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Oct 3, 2009, 2:05 PM MDT (20:05 UTC)
- In effect from
- Oct 3, 2009, 9:00 PM MDT
- Expired
- Oct 4, 2009, 3:36 AM MDT
- In force
- 7 hr
- Issued by
- NWS Missoula, MT
Counties Flathead County, MT, Lake County, MT, Lincoln County, MT, Sanders County, MT
The radar
The Missoula radar (KMSX), 122 km from the middle of the area, began a volume at 20:07 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 3, 9:00 PM MDT | NON-TSTM WND DMG | Finley Point, MT | TREES DOWN AT ROCKY POINT. FLATHEAD LAKE DOCKS - 1 BOAT WRECKED AT FINELY POINT AND ONE AT ROCKY POINT. |
| Oct 3, 9:00 PM MDT | NON-TSTM WND DMG | Lakeside, MT | FLATHEAD LAKE DOCKS - 2 BOATS REPORTED WRECKED AND 3 REPORTED AS MISSING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 8.1 hours before the alert went out and 135 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
- 4 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 465 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 1 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS75 KMSO 032005 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 205 PM MDT SAT OCT 3 2009 .A STRONG LOW PRESSURE SYSTEM WILL BE TRACKING ACROSS THE GREAT BASIN LATE TONIGHT AND SUNDAY. A NORTHERLY SURFACE PRESSURE GRADIENT IS ALREADY TIGHTENING UP ACROSS WESTERN MONTANA THIS AFTERNOON AND WILL CONTINUE TO STRENGTHEN TONIGHT. STRONG EAST TO NORTHEAST WINDS ALOFT WILL COMPLIMENT THE SURFACE GRADIENT CREATING STRONG SURFACE WINDS ACROSS MUCH OF WESTERN MONTANA. MTZ002-040500- /O.UPG.KMSO.HW.A.0002.091004T0300Z-091004T1800Z/ /O.NEW.KMSO.HW.W.0004.091004T0300Z-091004T2100Z/ WEST GLACIER REGION- 205 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. WIDESPREAD EAST TO NORTHEAST SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED TONIGHT AND INTO SUNDAY. THE FOLLOWING AREAS DENOTE LOCATIONS WHERE EVEN STRONGER WINDS ARE EXPECTED DUE TO CHANNELING AND TOPOGRAPHY. COLUMBIA FALLS... THROUGH BAD ROCK CANYON...LOGAN PASS...AND ELEVATIONS ABOVE 6000 FEET WILL SEE WINDS OF 30 TO 40 MPH WITH GUSTS UP TO 55 MPH. 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. && $$ MTZ003-040500- /O.UPG.KMSO.HW.A.0002.091004T0300Z-091004T1800Z/ /O.NEW.KMSO.HW.W.0004.091004T0300Z-091004T2100Z/ FLATHEAD/MISSION VALLEYS- 205 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. NORTH WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED TO DEVELOP ACROSS THE FLATHEAD/MISSION VALLEY. A FEW LOCATIONS CAN SEE GUSTS UP TO 50 MPH WHERE WINDS ARE CHANNELED JUST NORTH OF KALISPELL. AREAS ALONG SOUTHERN FLATHEAD LAKE ARE EXPECTED TO RECEIVE WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. STRONG WINDS OVER THE LAKE COULD CREATE LARGE WAVES WHICH MAY CAUSE DAMAGE ALONG THE NORTH FACING SHORELINES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ MTZ001-040500- /O.UPG.KMSO.HW.A.0002.091004T0300Z-091004T1800Z/ /O.NEW.KMSO.HW.W.0004.091004T0300Z-091004T2100Z/ KOOTENAI/CABINET REGION- 205 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND WARNING...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. OVERALL...NORTH TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED ACROSS THE KOOTENAI/CABINET REGION. THE FOLLOWING FAVORED AREAS FOR CHANNELING HAVE THE POTENTIAL FOR WINDS OF 30 TO 40 MPH WITH GUSTS UP TO 55 MPH. EUREKA...AND THE HIGHWAY 93 CORRIDOR NORTH OF FORTINE. 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. && $$ MTZ007-043-040500- /O.NEW.KMSO.WI.Y.0016.091004T0300Z-091004T2100Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 205 PM MDT SAT OCT 3 2009 ...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED TO DEVELOP TONIGHT THROUGH THE HIGHWAY 200 AND 141 CORRIDORS...INCLUDING HELMVILLE....AVON...AND THROUGH THE OVANDO AREA. HIGHER TERRAIN ABOVE 5500 FEET WILL ALSO BE IMPACTED BY STRONG WINDS. THESE WINDS WILL CONTINUE INTO SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MTZ005-040500- /O.NEW.KMSO.WI.Y.0016.091004T0300Z-091004T2100Z/ MISSOULA/BITTERROOT VALLEYS- 205 PM MDT SAT OCT 3 2009 ...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO 3 PM MDT SUNDAY. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED TO DEVELOP TONIGHT THROUGH HELLGATE CANYON...SPILLING INTO THE MISSOULA VALLEY. THESE WINDS WILL CONTINUE INTO SUNDAY. 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. && $$
2 follow-up statements
000 WWUS75 KMSO 040440 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 1040 PM MDT SAT OCT 3 2009 .A STRONG LOW PRESSURE SYSTEM WILL BE TRACKING ACROSS THE GREAT BASIN THROUGH SUNDAY. STRONG EAST TO NORTHEAST WINDS ALOFT AND A TIGHT SURFACE PRESSURE GRADIENT WILL RESULT IN THESE WINDS TRANSFERRING TO THE SURFACE ACROSS MUCH OF WESTERN MONTANA. MTZ002-041245- /O.CON.KMSO.HW.W.0004.000000T0000Z-091004T2100Z/ WEST GLACIER REGION- 1040 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY. WIDESPREAD EAST TO NORTHEAST SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE TONIGHT INTO SUNDAY. THE FOLLOWING AREAS DENOTE LOCATIONS WHERE EVEN STRONGER WINDS ARE EXPECTED DUE TO CHANNELING AND TOPOGRAPHY. COLUMBIA FALLS... THROUGH BAD ROCK CANYON...LOGAN PASS...AND ELEVATIONS ABOVE 6000 FEET WILL SEE WINDS OF 30 TO 40 MPH WITH GUSTS UP TO 55 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ MTZ003-041245- /O.CON.KMSO.HW.W.0004.000000T0000Z-091004T2100Z/ FLATHEAD/MISSION VALLEYS- 1040 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY. NORTH WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED TO CONTINUE ACROSS THE FLATHEAD/MISSION VALLEY. A FEW LOCATIONS CAN SEE GUSTS UP TO 50 MPH WHERE WINDS ARE CHANNELED JUST NORTH OF KALISPELL...INCLUDING THE AIRPORT. AREAS ALONG SOUTHERN FLATHEAD LAKE ARE EXPECTED TO RECEIVE WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH. STRONG WINDS OVER THE LAKE COULD CREATE LARGE WAVES WHICH MAY CAUSE DAMAGE ALONG THE NORTH FACING SHORELINES. 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. && $$ MTZ001-041245- /O.CON.KMSO.HW.W.0004.000000T0000Z-091004T2100Z/ KOOTENAI/CABINET REGION- 1040 PM MDT SAT OCT 3 2009 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY... A HIGH WIND WARNING REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY. OVERALL...NORTH TO NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 45 MPH ARE EXPECTED ACROSS THE KOOTENAI/CABINET REGION. THE FOLLOWING FAVORED AREAS FOR CHANNELING HAVE THE POTENTIAL FOR WINDS OF 30 TO 40 MPH WITH GUSTS UP TO 55 MPH. EUREKA...AND THE HIGHWAY 93 CORRIDOR NORTH OF FORTINE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. && $$ MTZ007-043-041245- /O.CON.KMSO.WI.Y.0016.000000T0000Z-091004T2100Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 1040 PM MDT SAT OCT 3 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE TONIGHT THROUGH THE HIGHWAY 200 AND 141 CORRIDORS...INCLUDING HELMVILLE....AVON...AND THROUGH THE OVANDO AREA. HIGHER TERRAIN ABOVE 5500 FEET WILL ALSO BE IMPACTED BY STRONG WINDS. THESE WINDS WILL CONTINUE INTO SUNDAY. 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. && $$ MTZ005-041245- /O.CON.KMSO.WI.Y.0016.000000T0000Z-091004T2100Z/ MISSOULA/BITTERROOT VALLEYS- 1040 PM MDT SAT OCT 3 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY... A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT SUNDAY. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE TONIGHT THROUGH HELLGATE CANYON...SPILLING INTO THE MISSOULA VALLEY. THESE WINDS WILL CONTINUE INTO SUNDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
000 WWUS75 KMSO 040936 NPWMSO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MISSOULA MT 336 AM MDT SUN OCT 4 2009 .A STRONG LOW PRESSURE SYSTEM WILL CONTINUE TO TRACK ACROSS THE GREAT BASIN TODAY. STRONG EAST TO NORTHEAST WINDS ALOFT AND A TIGHT SURFACE PRESSURE GRADIENT WILL RESULT IN THESE WINDS TRANSFERRING TO THE SURFACE ACROSS MUCH OF WESTERN MONTANA. MTZ001>003-042100- /O.CAN.KMSO.HW.W.0004.000000T0000Z-091004T2100Z/ /O.EXA.KMSO.WI.Y.0016.000000T0000Z-091004T2100Z/ KOOTENAI/CABINET REGION-WEST GLACIER REGION- FLATHEAD/MISSION VALLEYS- 336 AM MDT SUN OCT 4 2009 ...WIND ADVISORY IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... ...HIGH WIND WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON. THE HIGH WIND WARNING HAS BEEN CANCELLED. NORTHEAST WINDS OF 20 TO 30 MPH WITH GUSTS TO 45 MPH WILL CONTINUE INTO THIS AFTERNOON. AREAS THAT WILL BE MOST IMPACTED INCLUDE COLUMBIA FALLS...HIGHWAY 2 THROUGH BADROCK CANYON...LOGAN PASS...AND ELEVATIONS ABOVE 6000 FEET. AREAS ALONG SOUTHERN FLATHEAD LAKE ARE EXPECTED TO RECEIVE WINDS OF 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. STRONG WINDS OVER THE LAKE COULD CREATE LARGE WAVES WHICH MAY CAUSE DAMAGE ALONG THE NORTH FACING SHORELINES. 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. && $$ MTZ007-043-042100- /O.CON.KMSO.WI.Y.0016.000000T0000Z-091004T2100Z/ BUTTE/BLACKFOOT REGION-POTOMAC/SEELEY LAKE REGION- 336 AM MDT SUN OCT 4 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE TODAY THROUGH THE HIGHWAY 200 AND 141 CORRIDORS... INCLUDING HELMVILLE....AVON...AND THROUGH THE OVANDO AREA. HIGHER TERRAIN ABOVE 5500 FEET WILL ALSO BE IMPACTED BY STRONG WINDS. THESE WINDS WILL CONTINUE INTO THIS AFTERNOON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$ MTZ005-042100- /O.CON.KMSO.WI.Y.0016.000000T0000Z-091004T2100Z/ MISSOULA/BITTERROOT VALLEYS- 336 AM MDT SUN OCT 4 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON... A WIND ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON. EAST TO NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE TODAY THROUGH HELLGATE CANYON...SPILLING INTO THE MISSOULA VALLEY. THESE WINDS HAVE LET UP BRIEFLY THIS MORNING BUT ARE EXPECTED TO INCREASE ONCE AGAIN AND LAST INTO THE AFTERNOON. 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 |
|---|---|---|---|---|
| Oct 3, 2:05 PM MDT | Wind Advisory | MSO | Deer Lodge, Flathead, Granite, Lake, Lincoln, Missoula and 4 more | 20 hr |
| Oct 3, 2:06 PM MDT | Red Flag Warning | MSO | Flathead, Glacier, Lake, Lincoln, Missoula, Powell and 1 more | 14 hr |
Nearby
High Wind Warnings in Montana, 2009Every high wind warning in 2009
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.