Alert archive / Idaho / High Wind Watches in 2021
High Wind Watch 1, NWS Pocatello, ID
NWS Pocatello, ID issued this high wind watch at Mar 27, 2021, 2:01 PM MDT for 19 counties in Idaho. It took effect at Mar 28, 2021, 6:00 PM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Mar 27, 2021, 2:01 PM MDT (20:01 UTC)
- In effect from
- Mar 28, 2021, 6:00 PM MDT
- Expired
- Mar 28, 2021, 3:24 AM MDT
- In force
- Issued by
- NWS Pocatello, ID
Counties Bannock County, ID, Bear Lake County, ID, Bingham County, ID, Blaine County, ID, Bonneville County, ID, Butte County, ID, Caribou County, ID, Cassia County, ID, Clark County, ID, Custer County, ID, Franklin County, ID, Fremont County, ID, Jefferson County, ID, Lincoln County, ID, Madison County, ID, Minidoka County, ID, Oneida County, ID, Power County, ID, Teton County, ID
The radar
The Pocatello radar (KSFX), 16 km from the middle of the area, began a volume at 20:01 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
Salt Lake City I, UT (KSLC), launched 12:00Z, 8.0 hours before the alert went out and 274 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
- 1490 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 153 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
267 WWUS75 KPIH 272001 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 201 PM MDT Sat Mar 27 2021 IDZ066>074-281115- /O.NEW.KPIH.HW.A.0001.210329T0000Z-210330T0200Z/ Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands- Lost River Valley-Lost River Range-Challis/Pahsimeroi Valleys- Frank Church Wilderness-Sawtooth/Stanley Basin-Sun Valley Region- Big Lost Highlands/Copper Basin- Including the cities of Island Park, Kilgore, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, Stanley, Ketchum, Sun Valley, Galena, and Copper Basin 201 PM MDT Sat Mar 27 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 55 mph possible. * WHERE...Ketchum, Stanley, Challis, Mackay, Arco, Dubois, Island Park. * WHEN...From Sunday evening through Monday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Areas of blowing snow is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ IDZ051-055-075-281115- /O.NEW.KPIH.HW.A.0001.210329T0300Z-210330T0200Z/ Shoshone/Lava Beds-Eastern Magic Valley-Wood River Foothills- Including the cities of Shoshone, Richfield, Carey, Burley, Rupert, Heyburn, Oakley, Hailey, Bellevue, and Picabo 201 PM MDT Sat Mar 27 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph possible. * WHERE...Hailey, Bellevue, Picabo, Carey, Shoshone, Richfield, Burley. * WHEN...From Sunday evening through Monday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Blowing dust is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ IDZ052>054-056>058-062-281115- /O.NEW.KPIH.HW.A.0001.210329T0300Z-210330T0200Z/ Arco/Mud Lake Desert-Upper Snake River Plain- Lower Snake River Plain-Southern Hills/Albion Mountains- Raft River Region-Marsh and Arbon Highlands-Blackfoot Mountains- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Albion, Almo, Malta, Rockland, Holbrook, Inkom, McCammon, Downey, Lava Hot Springs, Grace, Soda Springs, Henry, and Bone 201 PM MDT Sat Mar 27 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph possible. * WHERE...Mud Lake, INL, Craters of the Moon, Idaho Falls, Rexburg, St. Anthony, Pocatello, Blackfoot, American Falls, Fort Hall, Malta, Rockland, Soda Springs, McCammon. * WHEN...From Sunday evening through Monday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Blowing dust is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ IDZ059>061-063>065-281115- /O.NEW.KPIH.HW.A.0001.210329T0300Z-210330T0200Z/ Franklin/Eastern Oneida Region-Bear River Range-Bear Lake Valley- Caribou Range-Big Hole Mountains-Teton Valley- Including the cities of Malad, Preston, Thatcher, Emigration Summit, St. Charles, Montpelier, Georgetown, Wayan, Swan Valley, Victor, Ashton, Tetonia, and Driggs 201 PM MDT Sat Mar 27 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 55 mph possible. * WHERE...Malad, Preston, Montpelier, Wayan, Swan Valley, Ashton, Tetonia, Driggs. * WHEN...From Sunday evening through Monday evening. * IMPACTS...Damaging winds could blow down trees and power lines. Widespread power outages are possible. Travel could be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Areas of blowing snow is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
1 follow-up statement
530 WWUS75 KPIH 280924 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 324 AM MDT Sun Mar 28 2021 IDZ051>065-282100- /O.UPG.KPIH.HW.A.0001.210329T0300Z-210330T0200Z/ /O.NEW.KPIH.HW.W.0001.210329T0900Z-210330T0200Z/ Shoshone/Lava Beds-Arco/Mud Lake Desert-Upper Snake River Plain- Lower Snake River Plain-Eastern Magic Valley- Southern Hills/Albion Mountains-Raft River Region- Marsh and Arbon Highlands-Franklin/Eastern Oneida Region- Bear River Range-Bear Lake Valley-Blackfoot Mountains- Caribou Range-Big Hole Mountains-Teton Valley- Including the cities of Shoshone, Richfield, Carey, Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, Oakley, Albion, Almo, Malta, Rockland, Holbrook, Inkom, McCammon, Downey, Lava Hot Springs, Malad, Preston, Thatcher, Emigration Summit, St. Charles, Montpelier, Georgetown, Grace, Soda Springs, Henry, Bone, Wayan, Swan Valley, Victor, Ashton, Tetonia, and Driggs 324 AM MDT Sun Mar 28 2021 ...HIGH WIND WARNING IN EFFECT FROM 3 AM TO 8 PM MDT MONDAY... * WHAT...West winds 35 to 45 mph with gusts up to 58 mph expected. Locally stronger winds possible in wind prone areas. * WHERE...Shoshone, Richfield, INL, Craters of the Moon, Idaho Falls area, Rexburg area, Pocatello area, Blackfoot area, Fort Hall, American Falls, Burley area, Marsh Valley, Lava Hot Springs, Malad, Preston, Bear Lake area, Teton Valley area. * WHEN...From 3 AM to 8 PM MDT Monday. The strongest winds will be immediately along and behind the front, especially between 5 AM to 9 AM MDT Monday. * IMPACTS...Damaging winds may cause damage to trees and power lines which may result in isolated power outages. Travel will be difficult, especially for high profile vehicles. Blowing dust will be possible, especially along Interstate 86 between American Falls and Pocatello, Interstate 15 between Fort Hall and Blackfoot, and Interstate 15 between Idaho Falls and Roberts. * ADDITIONAL DETAILS...Heavy snow showers and squalls will be possible immediately along and behind the cold front over higher terrain areas. The combination of snow, blowing snow and rapidly falling temperatures will create very difficult driving conditions, especially between 5 AM and 9 AM. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ IDZ066>074-282100- /O.UPG.KPIH.HW.A.0001.210329T0000Z-210330T0200Z/ /O.NEW.KPIH.HW.W.0001.210329T0600Z-210329T1800Z/ Centennial Mountains - Island Park-Beaverhead - Lemhi Highlands- Lost River Valley-Lost River Range-Challis/Pahsimeroi Valleys- Frank Church Wilderness-Sawtooth/Stanley Basin-Sun Valley Region- Big Lost Highlands/Copper Basin- Including the cities of Island Park, Kilgore, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, Stanley, Ketchum, Sun Valley, Galena, and Copper Basin 324 AM MDT Sun Mar 28 2021 ...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT MONDAY... * WHAT...West winds 35 to 45 mph with gusts up to 58 mph expected. Locally higher wind gusts possible in wind-prone, exposed areas. * WHERE...Island Park, Dubois, Spencer, Howe, Arco, Mackay, Challis, Stanley, Ketchum, Sun Valley. * WHEN...From midnight tonight to noon MDT Monday. * IMPACTS...Damaging winds may cause damage to trees and power lines which may result in isolated power outages. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...Heavy snow showers and squalls are expected along and immediately behind the cold front. Strong wind will create areas of blowing snow. The combination of snow, wind and rapidly falling temperatures will lead to very difficult driving conditions. Over the central Idaho mountains, the best chance of snow and strongest winds is between roughly Midnight and 3 AM Monday morning. Along and near the Montana border region, the best chance for snow and the strongest winds is between roughly 5 AM and 9 AM Monday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ IDZ075-282100- /O.UPG.KPIH.HW.A.0001.210329T0300Z-210330T0200Z/ /O.NEW.KPIH.HW.W.0001.210329T0600Z-210329T1800Z/ Wood River Foothills- Including the cities of Hailey, Bellevue, and Picabo 324 AM MDT Sun Mar 28 2021 ...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT MONDAY... * WHAT...West winds 35 to 45 mph with gusts up to 58 mph expected. * WHERE...Southern Wood River Valley and Picabo. * WHEN...From midnight tonight to noon MDT Monday. * IMPACTS...Damaging winds may cause damage to trees and power lines which may result in isolated power outages. Travel will be difficult, especially for high profile vehicles. * ADDITIONAL DETAILS...A brief period of locally heavy snow is possible immediately along and behind the cold front, mainly between 3 AM and 5 AM MDT. Blowing snow will be possible at times, especially in higher elevations. Rapidly falling temperatures may create icy conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
Nearby
High Wind Watches in Idaho, 2021Every high wind watch in 2021
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.