Alert archive / Idaho / Wind Advisories in 2021
Wind Advisory 5, NWS Pocatello, ID
NWS Pocatello, ID issued this wind advisory at Feb 6, 2021, 4:51 AM MST for 12 counties in Idaho. It took effect at Feb 6, 2021, 11:00 AM MST. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Feb 6, 2021, 4:51 AM MST (11:51 UTC)
- In effect from
- Feb 6, 2021, 11:00 AM MST
- Expired
- Feb 6, 2021, 7:46 PM MST
- In force
- 9 hr
- Issued by
- NWS Pocatello, ID
Counties Bannock County, ID, Bingham County, ID, Blaine County, ID, Bonneville County, ID, Butte County, ID, Cassia County, ID, Fremont County, ID, Jefferson County, ID, Lincoln County, ID, Madison County, ID, Minidoka County, ID, Power County, ID
The radar
The Pocatello radar (KSFX), 18 km from the middle of the area, began a volume at 11:51 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 00:00Z, 11.9 hours before the alert went out and 280 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
- 19 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1488 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
452 WWUS75 KPIH 061151 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 451 AM MST Sat Feb 6 2021 IDZ054-055-062000- /O.NEW.KPIH.WI.Y.0005.210206T1800Z-210207T0400Z/ Lower Snake River Plain-Eastern Magic Valley- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, and Oakley 451 AM MST Sat Feb 6 2021 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 9 PM MST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, and Oakley. * WHEN...From 11 AM this morning to 9 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Areas with snow on the ground will see blowing snow creating slight conditions and low visibility. Cross winds near Fort Hall will likely create problems, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
2 follow-up statements
211 WWUS75 KPIH 062014 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 114 PM MST Sat Feb 6 2021 IDZ051>053-070400- /O.EXA.KPIH.WI.Y.0005.000000T0000Z-210207T0400Z/ Shoshone/Lava Beds-Arco/Mud Lake Desert-Upper Snake River Plain- Including the cities of Shoshone, Richfield, Carey, Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, and St. Anthony 114 PM MST Sat Feb 6 2021 ...WIND ADVISORY IN EFFECT UNTIL 9 PM MST THIS EVENING... * WHAT...West winds 25 to 35 mph with gusts up to 50 mph expected. * WHERE...Shoshone/Lava Beds, Arco/Mud Lake Desert and the Upper Snake River Plain. * WHEN...From 11 AM this morning to 9 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Areas with snow on the ground will see blowing snow creating slight conditions and low visibility. Cross winds near Fort Hall will likely create problems, especially for high profile vehicles. * ADDITIONAL DETAILS... PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ IDZ054-055-070400- /O.CON.KPIH.WI.Y.0005.000000T0000Z-210207T0400Z/ Lower Snake River Plain-Eastern Magic Valley- Including the cities of Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, and Oakley 114 PM MST Sat Feb 6 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MST THIS EVENING... * WHAT...West winds 20 to 30 mph with gusts up to 55 mph expected. * WHERE...Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, and Oakley. * WHEN...From 11 AM this morning to 9 PM MST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. Areas with snow on the ground will see blowing snow creating slight conditions and low visibility. Cross winds near Fort Hall will likely create problems, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit https://weather.gov/pocatello
054 WWUS75 KPIH 070246 NPWPIH URGENT - WEATHER MESSAGE National Weather Service Pocatello ID 746 PM MST Sat Feb 6 2021 IDZ051>055-070400- /O.CAN.KPIH.WI.Y.0005.000000T0000Z-210207T0400Z/ Shoshone/Lava Beds-Arco/Mud Lake Desert-Upper Snake River Plain- Lower Snake River Plain-Eastern Magic Valley- Including the cities of Shoshone, Richfield, Carey, Mud Lake, INL, Craters of the Moon NM, Idaho Falls, Rexburg, St. Anthony, Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, Heyburn, and Oakley 746 PM MST Sat Feb 6 2021 ...WIND ADVISORY IS CANCELLED... Wind speeds have fallen below advisory criteria within the Snake River Plain and Shoshone area and thus the Wind Advisory has been cancelled for the remainder of this evening. Winds speeds are expected to increase across the region late Sunday morning and we may see yet another Advisory issued later tonight for that impending event. $$ For more information from the National Weather Service visit https://weather.gov/pocatello
The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 6, 4:44 AM MST | Winter Weather Advisory | PIH | Bear Lake, Bonneville, Caribou, Franklin, Fremont, Madison and 1 more | 37 hr |
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.