Alert archive / Idaho / Wind Advisories in 2021

Wind Advisory 8, NWS Pocatello, ID

February 25, 202110 counties in Idaho

NWS Pocatello, ID issued this wind advisory at Feb 25, 2021, 1:57 PM MST for 10 counties in Idaho. It took effect at Feb 26, 2021, 3:00 AM MST. It was in force for 16 hr.

The area

The counties it named.

The facts

Issued
Feb 25, 2021, 1:57 PM MST (20:57 UTC)
In effect from
Feb 26, 2021, 3:00 AM MST
Expired
Feb 26, 2021, 7:00 PM MST
In force
16 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, Jefferson County, ID, Minidoka County, ID, Oneida County, ID, Power County, ID

The radar

The Pocatello radar (KSFX), 15 km from the middle of the area, began a volume at 20:58 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, 9.0 hours before the alert went out and 261 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 2021-02-25Temperature 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 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 2021-02-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.1939587897117Sfc1 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
1631 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

260 
WWUS75 KPIH 252057
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
157 PM MST Thu Feb 25 2021

IDZ052-054-055-057-261100-
/O.NEW.KPIH.WI.Y.0008.210226T1000Z-210227T0200Z/
Arco/Mud Lake Desert-Lower Snake River Plain-Eastern Magic Valley-
Raft River Region-
Including the cities of Mud Lake, INL, Craters of the Moon NM, 
Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley,
Rupert, Heyburn, Oakley, Malta, Rockland, and Holbrook
157 PM MST Thu Feb 25 2021

...WIND ADVISORY IN EFFECT FROM 3 AM TO 7 PM MST FRIDAY...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph 
  expected.

* WHERE...Eastern Magic Valley, Lower Snake River Plain, and the
  Arco/Mud Lake Desert, including Burley, American Falls,
  Pocatello, Fort Hall, Blackfoot, and the INL.

* WHEN...From 3 AM to 7 PM MST Friday.

* IMPACTS...Gusty winds could blow around unsecured objects.
  Reduced visibilities may occur where areas of snow pack exist.
  Gusty crosswinds may be a hazard to 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
3 follow-up statements
008 
WWUS75 KPIH 261036
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
336 AM MST Fri Feb 26 2021

IDZ052-054-055-057-270100-
/O.CON.KPIH.WI.Y.0008.000000T0000Z-210227T0200Z/
Arco/Mud Lake Desert-Lower Snake River Plain-Eastern Magic Valley-
Raft River Region-
Including the cities of Mud Lake, INL, Craters of the Moon NM, 
Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley,
Rupert, Heyburn, Oakley, Malta, Rockland, and Holbrook
336 AM MST Fri Feb 26 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph 
  expected.

* WHERE...Eastern Magic Valley, Lower Snake River Plain, and the 
  Arco/Mud Lake Desert, including Burley, American Falls, 
  Pocatello, Fort Hall, Blackfoot, and the INL.

* WHEN...From 3 AM to 7 PM MST Friday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Reduced visibilities may occur where areas of snow pack exist. 
  Gusty crosswinds may be a hazard to 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
192 
WWUS75 KPIH 262053
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
153 PM MST Fri Feb 26 2021

IDZ052-054-055-057-270200-
/O.CON.KPIH.WI.Y.0008.000000T0000Z-210227T0200Z/
Arco/Mud Lake Desert-Lower Snake River Plain-Eastern Magic Valley-
Raft River Region-
Including the cities of Mud Lake, INL, Craters of the Moon NM, 
Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley,
Rupert, Heyburn, Oakley, Malta, Rockland, and Holbrook
153 PM MST Fri Feb 26 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM MST THIS EVENING...

* WHAT...Southwest winds 25 to 35 mph with gusts up to 45 mph
  possible.

* WHERE...Eastern Magic Valley, Lower Snake River Plain, and the 
  Arco/Mud Lake Desert, including Burley, American Falls, 
  Pocatello, Fort Hall, Blackfoot, and the INL.

* WHEN...Until 7 PM MST Friday.

* IMPACTS...Gusty winds could blow around unsecured objects. 
  Reduced visibilities may occur where areas of snow pack exist. 
  Gusty crosswinds may be a hazard to 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
067 
WWUS75 KPIH 270148
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
648 PM MST Fri Feb 26 2021

IDZ052-054-055-057-270300-
/O.EXP.KPIH.WI.Y.0008.000000T0000Z-210227T0200Z/
Arco/Mud Lake Desert-Lower Snake River Plain-Eastern Magic Valley-
Raft River Region-
Including the cities of Mud Lake, INL, Craters of the Moon NM, 
Pocatello, Blackfoot, American Falls, Shelley, Fort Hall, Burley,
Rupert, Heyburn, Oakley, Malta, Rockland, and Holbrook
648 PM MST Fri Feb 26 2021

...WIND ADVISORY WILL EXPIRE AT 7 PM MST THIS EVENING...

Winds are expected to gradually decrease this evening, therefore
the wind advisory will expire at 7 PM.

$$

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
Feb 25, 3:13 AM MSTWinter Storm WarningPIHBear Lake, Blaine, Bonneville, Caribou, Custer, Franklin and 3 more53 hr
Feb 25, 3:13 AM MSTWinter Weather AdvisoryPIHBannock, Bingham, Bonneville, Caribou, Cassia, Clark and 5 more53 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.