Alert archive / Idaho / Wind Advisories in 2021
Wind Advisory 24, NWS Pocatello, ID
NWS Pocatello, ID issued this wind advisory at Sep 17, 2021, 1:44 PM MDT for 11 counties in Idaho. It took effect at Sep 18, 2021, 7:00 AM MDT. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Sep 17, 2021, 1:44 PM MDT (19:44 UTC)
- In effect from
- Sep 18, 2021, 7:00 AM MDT
- Expired
- Sep 18, 2021, 9:00 PM MDT
- In force
- 14 hr
- Issued by
- NWS Pocatello, ID
Counties Bannock County, ID, Bingham County, ID, Blaine County, ID, Bonneville County, ID, Butte County, ID, Clark County, ID, Custer County, ID, Fremont County, ID, Jefferson County, ID, Madison County, ID, Power County, ID
The radar
The Pocatello radar (KSFX), 54 km from the middle of the area, began a volume at 19:43 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
Boise Airport, ID (KBOI), launched 12:00Z, 7.7 hours before the alert went out and 292 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
- 3319 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
387 WWUS75 KPIH 171944 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 144 PM MDT Fri Sep 17 2021 IDZ052-053-067>071-074-181200- /O.NEW.KPIH.WI.Y.0024.210918T1800Z-210919T0300Z/ Arco/Mud Lake Desert-Upper Snake River Plain-Beaverhead - Lemhi Highlands-Lost River Valley-Lost River Range- Challis/Pahsimeroi Valleys-Frank Church Wilderness- Big Lost Highlands/Copper Basin- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin 144 PM MDT Fri Sep 17 2021 ...WIND ADVISORY IN EFFECT FROM NOON TO 9 PM MDT SATURDAY... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin * WHEN...From noon to 9 PM MDT Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...Areas of blowing dust are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
4 follow-up statements
607 WWUS75 KPIH 180745 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 145 AM MDT Sat Sep 18 2021 IDZ052-053-067>071-074-190300- /O.CON.KPIH.WI.Y.0024.210918T1800Z-210919T0300Z/ Arco/Mud Lake Desert-Upper Snake River Plain-Beaverhead - Lemhi Highlands-Lost River Valley-Lost River Range- Challis/Pahsimeroi Valleys-Frank Church Wilderness- Big Lost Highlands/Copper Basin- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin 145 AM MDT Sat Sep 18 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin. * WHEN...From noon to 9 PM MDT Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...Areas of blowing dust are possible, making driving hazardous on area highways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Low visibility in blowing dust can occur suddenly without warning, especially areas from north Idaho Falls to the Mud Lake area. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
929 WWUS75 KPIH 181226 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 626 AM MDT Sat Sep 18 2021 IDZ054-182030- /O.EXB.KPIH.WI.Y.0024.210918T1300Z-210919T0300Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 626 AM MDT Sat Sep 18 2021 ...WIND ADVISORY IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Lower Snake River plain, including Pocatello, American Falls and Blackfoot. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...Areas of blowing dust are possible, making driving hazardous on area highways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ IDZ052-053-067>071-074-182030- /O.CON.KPIH.WI.Y.0024.210918T1800Z-210919T0300Z/ Arco/Mud Lake Desert-Upper Snake River Plain-Beaverhead - Lemhi Highlands-Lost River Valley-Lost River Range- Challis/Pahsimeroi Valleys-Frank Church Wilderness- Big Lost Highlands/Copper Basin- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin 626 AM MDT Sat Sep 18 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph expected. * WHERE...Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin. * WHEN...From noon to 9 PM MDT Saturday. * IMPACTS...Gusty winds could blow around unsecured objects. * ADDITIONAL DETAILS...Areas of blowing dust are possible, making driving hazardous on area highways. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. Low visibility in blowing dust can occur suddenly without warning, especially areas from north Idaho Falls to the Mud Lake area. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
298 WWUS75 KPIH 181859 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 1259 PM MDT Sat Sep 18 2021 IDZ052-053-067>071-074-190300- /O.CON.KPIH.WI.Y.0024.000000T0000Z-210919T0300Z/ Arco/Mud Lake Desert-Upper Snake River Plain-Beaverhead - Lemhi Highlands-Lost River Valley-Lost River Range- Challis/Pahsimeroi Valleys-Frank Church Wilderness- Big Lost Highlands/Copper Basin- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin 1259 PM MDT Sat Sep 18 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts up to 50 mph. * WHERE...Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds could make driving difficult, especially for high profile vehicles. Unsecured objects may be blown around. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ IDZ054-190300- /O.CON.KPIH.WI.Y.0024.000000T0000Z-210919T0300Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 1259 PM MDT Sat Sep 18 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING... * WHAT...Southwest winds 25 to 35 mph with gusts of 45 to 50 mph. * WHERE...Lower Snake River plain, including Pocatello, American Falls and Blackfoot. * WHEN...Until 9 PM MDT this evening. * IMPACTS...Gusty winds could make driving difficult, especially for high profile vehicles. Unsecured objects may be blown around. Dangerous chop should be expected across American Falls Reservoir and associated rivers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
875 WWUS75 KPIH 190300 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 900 PM MDT Sat Sep 18 2021 IDZ052-053-067>071-074-190400- /O.EXP.KPIH.WI.Y.0024.000000T0000Z-210919T0300Z/ Arco/Mud Lake Desert-Upper Snake River Plain-Beaverhead - Lemhi Highlands-Lost River Valley-Lost River Range- Challis/Pahsimeroi Valleys-Frank Church Wilderness- Big Lost Highlands/Copper Basin- Including the cities of Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Dubois, Spencer, Edie School, Small, Howe, Arco, Mackay, Chilly, Borah Peak, Challis, Clayton, and Copper Basin 900 PM MDT Sat Sep 18 2021 ...WIND ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING... Winds, for the most part, have dropped below advisory criteria. However, expect winds to still be breezy overnight starting 20 to 30 mph now and dropping to around 10 to 20 mph overnight. Winds will increase back to 20 mph with gusts near 30 mph for Snake plain and higher elevations picking up behind a cold front that goes through tonight into early morning. Winds should stay below wind advisory speeds tomorrow. $$ IDZ054-190400- /O.EXP.KPIH.WI.Y.0024.000000T0000Z-210919T0300Z/ Lower Snake River Plain- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, and Fort Hall 900 PM MDT Sat Sep 18 2021 ...WIND ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING... Winds, for the most part, have dropped below advisory criteria. However, expect winds to still be breezy overnight starting 20 to 30 mph now and dropping to around 10 to 20 mph overnight. Winds will increase back to 20 mph with gusts near 30 mph for Snake plain and higher elevations picking up behind a cold front that goes through tonight into early morning. Winds should stay below wind advisory speeds tomorrow. $$ For more information from the National Weather Service visit https://weather.gov/pocatello
Nearby
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.