Alert archive / Montana / Wind Advisories in 2020
Wind Advisory 7, NWS Missoula, MT
NWS Missoula, MT issued this wind advisory at May 5, 2020, 2:05 PM MDT for Lemhi County, Idaho; 9 counties in Montana. It took effect at May 6, 2020, 12:00 PM MDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- May 5, 2020, 2:05 PM MDT (20:05 UTC)
- In effect from
- May 6, 2020, 12:00 PM MDT
- Expired
- May 6, 2020, 9:04 PM MDT
- In force
- 9 hr
- Issued by
- NWS Missoula, MT
Counties Lemhi County, ID, Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Silver Bow County, MT
The radar
The Missoula radar (KMSX), 43 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.
The nearest sounding before it
Spokane, WA (KOTX), launched 12:00Z, 8.1 hours before the alert went out and 231 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
- 2459 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 24 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
402 WWUS75 KMSO 052005 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 205 PM MDT Tue May 5 2020 IDZ009-010-062015- /O.NEW.KMSO.WI.Y.0007.200506T1800Z-200507T0300Z/ Western Lemhi County-Eastern Lemhi County- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * WHAT...West winds 25 to 35 mph with gusts to 45 mph expected. Higher gusts up to 55 mph from Leadore to Gilmore Summit. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...From noon to 9 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ005-006-062015- /O.NEW.KMSO.WI.Y.0007.200506T1800Z-200507T0300Z/ Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * WHAT...West winds 20 to 30 mph with gusts to 45 mph expected. Isolated higher gusts are possible in the stronger showers and thunderstorms. * WHERE...Bitterroot Valley, Missoula, Highway 93 Sula to Lost Trail Pass, and Lolo Pass. * WHEN...From noon to 9 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ007-062015- /O.NEW.KMSO.WI.Y.0007.200506T2000Z-200507T0600Z/ Butte/Blackfoot Region- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM 2 PM WEDNESDAY TO MIDNIGHT MDT WEDNESDAY NIGHT... * WHAT...West winds 25 to 35 mph with gusts to 45 mph expected. Isolated higher gusts are possible in the stronger showers and thunderstorms. The strongest winds are expected to be along I-90 from Deer Lodge to Butte. * WHERE...Butte, Georgetown Lake, Highway 12 Garrison to Elliston, Homestake Pass, and MacDonald Pass. * WHEN...From 2 PM Wednesday to midnight MDT Wednesday night. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ043-062015- /O.NEW.KMSO.WI.Y.0007.200506T1800Z-200507T0300Z/ Potomac/Seeley Lake Region- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * WHAT...West winds 20 to 30 mph with gusts up to 40 mph expected. * WHERE...Highway 200 Bonner to Greenough, Highway 83 Seeley Lake to Condon, and I-90 East Missoula to Bearmouth. * WHEN...From noon to 9 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ003-062015- /O.NEW.KMSO.WI.Y.0007.200506T1800Z-200507T0300Z/ Flathead/Mission Valleys- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * WHAT...Southwest winds 20 to 30 mph with gusts to 40 mph expected. Isolated higher gusts are possible in the stronger showers and thunderstorms. Strongest winds are expected to be around Hot Springs and the Mission Valley. * WHERE...Flathead Lake, Flathead Valley, Mission Valley, and Polson. * WHEN...From noon to 9 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ002-062015- /O.NEW.KMSO.WI.Y.0007.200506T1800Z-200507T0300Z/ West Glacier Region- 205 PM MDT Tue May 5 2020 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT WEDNESDAY... * WHAT...Southwest winds 15 to 25 mph with gusts to 40 mph expected. The strongest winds will be around Bad Rock Canyon, and from Essex to Marias Pass. * WHERE...Bad Rock Canyon, Essex, Highway 83 Bigfork to Swan Lake, Marias Pass, and Polebridge. * WHEN...From noon to 9 PM MDT Wednesday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
2 follow-up statements
104 WWUS75 KMSO 070110 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 710 PM MDT Wed May 6 2020 MTZ002-003-005-006-043-070215- /O.CAN.KMSO.WI.Y.0007.000000T0000Z-200507T0300Z/ West Glacier Region-Flathead/Mission Valleys- Missoula/Bitterroot Valleys-Bitterroot/Sapphire Mountains- Potomac/Seeley Lake Region- 710 PM MDT Wed May 6 2020 ...WIND ADVISORY IS CANCELLED... $$ IDZ009-010-070300- /O.CON.KMSO.WI.Y.0007.000000T0000Z-200507T0300Z/ Western Lemhi County-Eastern Lemhi County- 710 PM MDT Wed May 6 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Northwest winds 30 to 40 mph with gusts up to 50 mph. * WHERE...Shoup, Bannock Pass, Highway 28 Tendoy to Lone Pine, Highway 93 Lost Trail Pass to Gibbonsville, Lemhi Pass, and Salmon. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ MTZ007-070600- /O.CON.KMSO.WI.Y.0007.000000T0000Z-200507T0600Z/ Butte/Blackfoot Region- 710 PM MDT Wed May 6 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT... * WHAT...West winds 20 to 30 mph with gusts up to 45 mph. * WHERE...Butte, Georgetown Lake, Highway 12 Garrison to Elliston, Homestake Pass, and MacDonald Pass. * WHEN...Until midnight MDT tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
156 WWUS75 KMSO 070304 NPWMSO URGENT - WEATHER MESSAGE National Weather Service Missoula MT 904 PM MDT Wed May 6 2020 MTZ007-070415- /O.CAN.KMSO.WI.Y.0007.000000T0000Z-200507T0600Z/ Butte/Blackfoot Region- 904 PM MDT Wed May 6 2020 ...WIND ADVISORY IS CANCELLED... $$ IDZ009-010-070415- /O.EXP.KMSO.WI.Y.0007.000000T0000Z-200507T0300Z/ Western Lemhi County-Eastern Lemhi County- 904 PM MDT Wed May 6 2020 ...WIND ADVISORY HAS EXPIRED... $$
The office that day
Everything else NWS Missoula, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 2:05 PM MDT | Winter Weather Advisory | MSO | Flathead, Lake | 43 hr |
Nearby
Wind Advisories in Montana, 2020Wind Advisories in Idaho, 2020Every wind advisory in 2020
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.