Alert archive / Idaho / Lake Wind Advisories in 2021
Lake Wind Advisory 26, NWS Pocatello, ID
NWS Pocatello, ID issued this lake wind advisory at Aug 17, 2021, 5:23 AM MDT for Bannock County, Bingham County, Power County, Idaho. It took effect at Aug 17, 2021, 11:00 AM MDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- Aug 17, 2021, 5:23 AM MDT (11:23 UTC)
- In effect from
- Aug 17, 2021, 11:00 AM MDT
- Expired
- Aug 17, 2021, 8:00 PM MDT
- In force
- 9 hr
- Issued by
- NWS Pocatello, ID
Counties Bannock County, ID, Bingham County, ID, Power County, ID
The radar
The Pocatello radar (KSFX), 32 km from the middle of the area, began a volume at 11:23 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
Elko, NV (KLKN), launched 00:00Z, 11.4 hours before the alert went out and 263 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
- 294 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 3962 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this lake wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pocatello, ID wrote its last area forecast discussion before this lake wind advisory went out at Aug 17, 3:35 AM MDT, 1 hour 48 minutes earlier.
Area forecast discussion, Aug 17, 3:35 AM MDT, 1 hour 48 minutes before
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Special weather statement, Aug 16, 11:43 PM MDT, 5 hours 40 minutes before
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</html>The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 9:04 PM MDT | Special Weather Statement | PIH | Minidoka | 41 min |
| Aug 16, 11:43 PM MDT | Special Weather Statement | PIH | Cassia, Power | 62 min |
| Aug 17, 3:30 PM MDT | Special Weather Statement | PIH | Bonneville | 30 min |
| Aug 17, 4:13 PM MDT | Special Weather Statement | PIH | Teton | 32 min |
Nearby
Lake Wind Advisories in Idaho, 2021Every lake 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.