Alert archive / Idaho / Wind Advisories in 2021

Wind Advisory 19, NWS Pocatello, ID

May 28, 20218 counties in Idaho

NWS Pocatello, ID issued this wind advisory at May 28, 2021, 12:56 AM MDT for 8 counties in Idaho. It took effect at May 28, 2021, 9:00 AM MDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
May 28, 2021, 12:56 AM MDT (06:56 UTC)
In effect from
May 28, 2021, 9:00 AM MDT
Expired
May 28, 2021, 9:00 PM MDT
In force
12 hr
Issued by
NWS Pocatello, ID

Counties Bannock County, ID, Bingham County, ID, Bonneville County, ID, Butte County, ID, Fremont County, ID, Jefferson County, ID, Madison County, ID, Power County, ID

The radar

The Pocatello radar (KSFX), 53 km from the middle of the area, began a volume at 06:55 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 00:00Z, 6.9 hours before the alert went out and 297 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 00:00Z on 2021-05-28Temperature 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 00:00Z on 2021-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
3768 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

754 
WWUS75 KPIH 280656
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
1256 AM MDT Fri May 28 2021

IDZ054-282100-
/O.CAN.KPIH.LW.Y.0019.210528T1500Z-210529T0300Z/
/O.NEW.KPIH.WI.Y.0019.210528T1500Z-210529T0300Z/
Lower Snake River Plain-
Including the cities of Pocatello, Blackfoot, American Falls, 
Shelley, and Fort Hall
1256 AM MDT Fri May 28 2021

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT
THIS EVENING...
...LAKE WIND ADVISORY IS CANCELLED...

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

* WHERE...Pocatello, Blackfoot, American Falls, American Falls
  Reservoir, Shelley, and Fort Hall.

* WHEN...9 AM to 9 PM MDT today.

* IMPACTS...Gusty winds could blow around unsecured objects. Rough
  waters are likely on American Falls Reservoir.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

IDZ052-053-282100-
/O.NEW.KPIH.WI.Y.0019.210528T1500Z-210529T0300Z/
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
1256 AM MDT Fri May 28 2021

...WIND ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 9 PM MDT
THIS EVENING...

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

* WHERE...Arco, Mud Lake, INL Complex, Craters of the Moon, Idaho
  Falls, and Roberts.

* WHEN...9 AM to 9 PM MDT today.

* IMPACTS...Gusty winds could blow around unsecured objects. 
 
*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
325 
WWUS75 KPIH 281956
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
156 PM MDT Fri May 28 2021

IDZ052-053-291000-
/O.NEW.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
/O.CON.KPIH.WI.Y.0019.000000T0000Z-210529T0300Z/
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
156 PM MDT Fri May 28 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...
...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM MDT SATURDAY...

* WHAT...For the Frost Advisory, temperatures as low as 33 to 37
  degrees are anticipated. For the Wind Advisory, southwest winds
  of 25 to 35 mph with gusts up to 50 mph will continue.

* WHERE...Upper Snake river Plain and INL.

* WHEN...For the Frost Advisory, from 4 AM to 9 AM MDT Saturday. 
  For the Wind Advisory, until 9 PM MDT this evening.

* IMPACTS...Gusty winds can cause blowing dust with reduced
  visibility and difficult driving conditions. Frost can damage 
  or kill sensitive vegetation if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

Take steps now to protect tender plants from the cold.

&&

$$

IDZ054-291000-
/O.NEW.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
/O.CON.KPIH.WI.Y.0019.000000T0000Z-210529T0300Z/
Lower Snake River Plain-
Including the cities of Pocatello, Blackfoot, American Falls, 
Shelley, and Fort Hall
156 PM MDT Fri May 28 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...
...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM MDT SATURDAY...

* WHAT...For the Frost Advisory, temperatures as low as 33 to 37
  degrees are anticipated, especially in outlying areas northwest
  of American Falls Reservoir. For the Wind Advisory, southwest
  winds 2 to 35 mph with gusts up to 45 mph.

* WHERE...Lower Snake River Plain from American Falls to Blackfoot.

* WHEN...For the Frost Advisory, from 4 AM to 9 AM MDT Saturday. 
  For the Wind Advisory, until 9 PM MDT this evening.

* IMPACTS...Gusty winds can cause blowing dust with reduced
  visibility and difficult driving conditions. Strong winds can
  also cause enhanced wave action on area lakes resulting
  dangerous boating conditions. Frost can damage or kill 
  sensitive vegetation if left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

Take steps now to protect tender plants from the cold.

&&

$$

IDZ051-291000-
/O.NEW.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
Shoshone/Lava Beds-
Including the cities of Shoshone, Richfield, and Carey
156 PM MDT Fri May 28 2021

...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM MDT SATURDAY...

* WHAT...temperatures as low as 33 to 37 degrees are anticipated.

* WHERE...Shoshone to Carey.

* WHEN...From 4 AM to 9 AM MDT Saturday.

* IMPACTS...Frost can damage or kill sensitive vegetation if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

IDZ055-291000-
/O.NEW.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
Eastern Magic Valley-
Including the cities of Burley, Rupert, Heyburn, and Oakley
156 PM MDT Fri May 28 2021

...FROST ADVISORY IN EFFECT FROM 4 AM TO 9 AM MDT SATURDAY...

* WHAT...For the Frost Advisory, temperatures as low as 33 to 37
  degrees are anticipated.

* WHERE...Outlying areas of the Eastern Magic Valley mainly north
  of Interstate 84.

* WHEN...From 4 AM to 9 AM MDT Saturday.

* IMPACTS...Frost can damage or kill sensitive vegetation if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello
952 
WWUS75 KPIH 290248
NPWPIH

URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
848 PM MDT Fri May 28 2021

IDZ052-053-291100-
/O.EXP.KPIH.WI.Y.0019.000000T0000Z-210529T0300Z/
/O.CON.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
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
848 PM MDT Fri May 28 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM MDT
SATURDAY...
...WIND ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING...

* WHAT...Winds will continue to weaken tonight. Temperatures as
  low as 33 to 37 will result in frost formation.

* WHERE...Upper Snake river Plain and INL.

* WHEN...For the Frost Advisory, from 4 AM to 9 AM MDT Saturday. 

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

IDZ054-291100-
/O.EXP.KPIH.WI.Y.0019.000000T0000Z-210529T0300Z/
/O.CON.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
Lower Snake River Plain-
Including the cities of Pocatello, Blackfoot, American Falls, 
Shelley, and Fort Hall
848 PM MDT Fri May 28 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM MDT
SATURDAY...
...WIND ADVISORY WILL EXPIRE AT 9 PM MDT THIS EVENING...

* WHAT...Winds will continue to weaken tonight. Temperatures as 
  low as 33 to 37 will result in frost formation.

* WHERE...Lower Snake River Plain from American Falls to 
  Blackfoot.

* WHEN...For the Frost Advisory, from 4 AM to 9 AM MDT Saturday. 

* IMPACTS...Frost could kill sensitive outdoor vegetation if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

IDZ051-291100-
/O.CON.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
Shoshone/Lava Beds-
Including the cities of Shoshone, Richfield, and Carey
848 PM MDT Fri May 28 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM MDT
SATURDAY...

* WHAT...Temperatures as low as 33 to 37 degrees are anticipated.

* WHERE...Shoshone to Carey.

* WHEN...From 4 AM to 9 AM MDT Saturday.

* IMPACTS...Frost can damage or kill sensitive vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

IDZ055-291100-
/O.CON.KPIH.FR.Y.0007.210529T1000Z-210529T1500Z/
Eastern Magic Valley-
Including the cities of Burley, Rupert, Heyburn, and Oakley
848 PM MDT Fri May 28 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 4 AM TO 9 AM MDT
SATURDAY...

* WHAT...For the Frost Advisory, temperatures as low as 33 to 37 
  degrees are anticipated.

* WHERE...Outlying areas of the Eastern Magic Valley mainly 
  north of Interstate 84.

* WHEN...From 4 AM to 9 AM MDT Saturday.

* IMPACTS...Frost can damage or kill sensitive vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

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
May 28, 1:56 PM MDTFrost AdvisoryPIHBannock, 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.