Alert archive / Idaho / Wind Advisories in 2021

Wind Advisory 28, NWS Pocatello, ID

December 4, 202114 counties in Idaho

NWS Pocatello, ID issued this wind advisory at Dec 4, 2021, 1:41 PM MST for 14 counties in Idaho. It took effect at Dec 4, 2021, 8:00 PM MST. It was in force for 21 hr.

The area

The counties it named.

The facts

Issued
Dec 4, 2021, 1:41 PM MST (20:41 UTC)
In effect from
Dec 4, 2021, 8:00 PM MST
Expired
Dec 5, 2021, 5:00 PM MST
In force
21 hr
Issued by
NWS Pocatello, ID

Counties Bannock County, ID, Bingham County, ID, Blaine County, ID, Bonneville County, ID, Butte County, ID, Caribou County, ID, Cassia County, ID, Fremont County, ID, Jefferson County, ID, Lincoln County, ID, Madison County, ID, Minidoka County, ID, Oneida County, ID, Power County, ID

The radar

The Pocatello radar (KSFX), 5 km from the middle of the area, began a volume at 20:45 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, 8.7 hours before the alert went out and 270 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.

Skew-T log-pSkew-T log-p diagram, Salt Lake City I, UT at 12:00Z on 2021-12-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 12:00Z on 2021-12-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1805 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

797 
WWUS75 KPIH 042041
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
141 PM MST Sat Dec 4 2021

IDZ051>055-051100-
/O.UPG.KPIH.HW.A.0004.211205T0300Z-211205T1800Z/
/O.NEW.KPIH.WI.Y.0028.211205T0300Z-211205T1800Z/
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
141 PM MST Sat Dec 4 2021

...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST
SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 55 mph
  possible.

* WHERE...The Arco Mud Lake Desert, Upper Snake River Plain, Lower
  Snake River Plain, Eastern Magic Valley and Shoshone Lava Beds.

* WHEN...From 8 PM this evening to 11 AM MST Sunday.

* 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.

&&

$$

IDZ056>058-051100-
/O.NEW.KPIH.WI.Y.0028.211205T0300Z-211205T1800Z/
Southern Hills/Albion Mountains-Raft River Region-
Marsh and Arbon Highlands-
Including the cities of Albion, Almo, Malta, Rockland, Holbrook, 
Inkom, McCammon, Downey, and Lava Hot Springs
141 PM MST Sat Dec 4 2021

...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 11 AM MST
SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 55 mph
  possible.

* WHERE...The Marsh Arbon Highlands, Raft River Region, and South
  Hills Albion Mountains.

* WHEN...From 8 PM this evening to 11 AM MST Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello
4 follow-up statements
678 
WWUS75 KPIH 050425
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
925 PM MST Sat Dec 4 2021

IDZ051>055-051230-
/O.CON.KPIH.WI.Y.0028.000000T0000Z-211205T1800Z/
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
925 PM MST Sat Dec 4 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 55 mph 
  possible.

* WHERE...The Arco Mud Lake Desert, Upper Snake River Plain, 
  Lower Snake River Plain, Eastern Magic Valley and Shoshone 
  Lava Beds.

* WHEN...Until 11 AM MST Sunday.

* 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.

&&

$$

IDZ056>058-051230-
/O.CON.KPIH.WI.Y.0028.000000T0000Z-211205T1800Z/
Southern Hills/Albion Mountains-Raft River Region-
Marsh and Arbon Highlands-
Including the cities of Albion, Almo, Malta, Rockland, Holbrook, 
Inkom, McCammon, Downey, and Lava Hot Springs
925 PM MST Sat Dec 4 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 55 mph 
  possible.

* WHERE...The Marsh Arbon Highlands, Raft River Region, and 
  South Hills Albion Mountains.

* WHEN...Until 11 AM MST Sunday.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello
430 
WWUS75 KPIH 051014
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
314 AM MST Sun Dec 5 2021

IDZ051>055-052100-
/O.EXT.KPIH.WI.Y.0028.000000T0000Z-211205T2100Z/
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
314 AM MST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 55 mph 
  possible.

* WHERE...The Arco Mud Lake Desert, Upper Snake River Plain, 
  Lower Snake River Plain, Eastern Magic Valley and Shoshone 
  Lava Beds.

* WHEN...Until 2 PM MST this afternoon.

* 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.

&&

$$

IDZ056>058-052100-
/O.EXT.KPIH.WI.Y.0028.000000T0000Z-211205T2100Z/
Southern Hills/Albion Mountains-Raft River Region-
Marsh and Arbon Highlands-
Including the cities of Albion, Almo, Malta, Rockland, Holbrook, 
Inkom, McCammon, Downey, and Lava Hot Springs
314 AM MST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM MST THIS AFTERNOON...

* WHAT...Southwest winds 30 to 40 mph with gusts up to 55 mph 
  possible.

* WHERE...The Marsh Arbon Highlands, Raft River Region, and 
  South Hills Albion Mountains.

* WHEN...Until 2 PM MST this afternoon.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello
227 
WWUS75 KPIH 052018
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
118 PM MST Sun Dec 5 2021

IDZ052-053-052130-
/O.CAN.KPIH.WI.Y.0028.000000T0000Z-211205T2100Z/
Arco/Mud Lake Desert-Upper Snake River Plain-
Including the cities of Mud Lake, INL, Craters of the Moon NM, 
Idaho Falls, Rexburg, and St. Anthony
118 PM MST Sun Dec 5 2021

...WIND ADVISORY IS CANCELLED...

Winds have dropped below 30 mph sustained for most locations
across the Arco Mud Lake Desert and the Upper Snake River Plain.
Therefore the Wind Advisory has been cancelled. A few locations,
particularly along US 26 east of Idaho Falls and US 93 near
Craters of the Moon, may remain gusty through the afternoon.
Drivers are urged to remain cautious and be prepared for continued
gusty crosswinds.

$$

IDZ051-054-055-060000-
/O.EXT.KPIH.WI.Y.0028.000000T0000Z-211206T0000Z/
Shoshone/Lava Beds-Lower Snake River Plain-Eastern Magic Valley-
Including the cities of Shoshone, Richfield, Carey, Pocatello, 
Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, 
Heyburn, and Oakley
118 PM MST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

* WHAT...Southwest winds 30 to 40 mph with gusts around 45 mph 
  possible.

* WHERE...The Arco Mud Lake Desert, Upper Snake River Plain, 
  Lower Snake River Plain, Eastern Magic Valley and Shoshone 
  Lava Beds.

* WHEN...Until 5 PM MST this afternoon.

* 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.

&&

$$

IDZ056>058-060000-
/O.EXT.KPIH.WI.Y.0028.000000T0000Z-211206T0000Z/
Southern Hills/Albion Mountains-Raft River Region-
Marsh and Arbon Highlands-
Including the cities of Albion, Almo, Malta, Rockland, Holbrook, 
Inkom, McCammon, Downey, and Lava Hot Springs
118 PM MST Sun Dec 5 2021

...WIND ADVISORY NOW IN EFFECT UNTIL 5 PM MST THIS AFTERNOON...

* WHAT...Southwest winds 35 to 45 mph with gusts up to 55 mph 
  possible.

* WHERE...The Marsh Arbon Highlands, Raft River Region, and 
  South Hills Albion Mountains.

* WHEN...Until 5 PM MST this afternoon.

* 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.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello
656 
WWUS75 KPIH 052357
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
457 PM MST Sun Dec 5 2021

IDZ051-054-055-060100-
/O.EXP.KPIH.WI.Y.0028.000000T0000Z-211206T0000Z/
Shoshone/Lava Beds-Lower Snake River Plain-Eastern Magic Valley-
Including the cities of Shoshone, Richfield, Carey, Pocatello, 
Blackfoot, American Falls, Shelley, Fort Hall, Burley, Rupert, 
Heyburn, and Oakley
457 PM MST Sun Dec 5 2021

...WIND ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

Winds will continue to weaken this evening, therefore the advisory
has been allowed to expire.

$$

IDZ056>058-060100-
/O.EXP.KPIH.WI.Y.0028.000000T0000Z-211206T0000Z/
Southern Hills/Albion Mountains-Raft River Region-
Marsh and Arbon Highlands-
Including the cities of Albion, Almo, Malta, Rockland, Holbrook, 
Inkom, McCammon, Downey, and Lava Hot Springs
457 PM MST Sun Dec 5 2021

...WIND ADVISORY WILL EXPIRE AT 5 PM MST THIS AFTERNOON...

Winds will continue to weaken this evening, therefore the advisory
has been allowed to expire.

$$

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.

IssuedProductOfficeCountiesLasted
Dec 3, 7:50 PM MSTDense Fog AdvisoryPIHBingham, Bonneville, Butte, Fremont, Jefferson, Madison13 hr
Dec 4, 3:04 AM MSTHigh Wind WatchPIHBannock, Bingham, Blaine, Bonneville, Butte, Cassia and 6 more11 hr

Nearby

Wind Advisories in Idaho, 2021Every wind advisory 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.