Alert archive / Idaho / Winter Storm Warnings in 2019
Winter Storm Warning 7, NWS Pocatello, ID
NWS Pocatello, ID issued this winter storm warning at Oct 18, 2019, 2:13 PM MDT for Blaine County, Custer County, Idaho. It took effect at Oct 19, 2019, 6:00 AM MDT. It was in force for 20 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 18, 2019, 2:13 PM MDT (20:13 UTC)
- In effect from
- Oct 19, 2019, 6:00 AM MDT
- Expired
- Oct 20, 2019, 2:28 AM MDT
- In force
- 20 hr
- Issued by
- NWS Pocatello, ID
Counties Blaine County, ID, Custer County, ID
The radar
The Pocatello radar (KSFX), 141 km from the middle of the area, began a volume at 20:17 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 12:00Z, 8.2 hours before the alert went out and 329 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1666 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm warning 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 winter storm warning went out at Oct 18, 1:56 PM MDT, 17 minutes earlier.
Area forecast discussion, Oct 18, 1:56 PM MDT, 17 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 |
|---|---|---|---|---|
| Oct 18, 3:52 AM MDT | Wind Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Cassia and 4 more | 14 hr |
| Oct 18, 1:40 PM MDT | Wind Advisory | PIH | Bannock, Bingham, Blaine, Bonneville, Butte, Caribou and 9 more | 32 hr |
| Oct 18, 2:13 PM MDT | Winter Weather Advisory | PIH | Bear Lake, Bingham, Bonneville, Caribou, Clark, Franklin and 3 more | 36 hr |
Nearby
Winter Storm Warnings in Idaho, 2019Every winter storm warning in 2019
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.