Alert archive / Nebraska / Snow Squall Warnings in 2024

Snow Squall Warning 2, NWS Omaha, NE

January 18, 202417 counties in Nebraska; 8 counties in Iowa

NWS Omaha, NE issued this snow squall warning at Jan 18, 2024, 4:54 PM CST for 17 counties in Nebraska; 8 counties in Iowa. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jan 18, 2024, 4:54 PM CST (22:54 UTC)
Expired: Jan 18, 2024, 6:00 PM CST
In force: 66 min
Issued by: NWS Omaha, NE
Area: Storm-based polygon
Damage threat: Significant

All 25 counties

Fremont County, IA, Harrison County, IA, Mills County, IA, Monona County, IA, Montgomery County, IA, Page County, IA, Pottawattamie County, IA, Shelby County, IA, Burt County, NE, Cass County, NE, Dodge County, NE, Douglas County, NE, Gage County, NE, Jefferson County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Pawnee County, NE, Richardson County, NE, Saline County, NE, Sarpy County, NE, Saunders County, NE, Seward County, NE, Washington County, NE

The radar

The Omaha radar (KOAX), 44 km from the middle of the area, began a volume at 22:55 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

Topeka, KS (KTOP), launched 12:00Z, 10.9 hours before the alert went out and 223 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1622 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 127 m²/s²
0-3 km storm-relative helicity: 175 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this snow squall warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Omaha, NE wrote its last area forecast discussion before this snow squall warning went out at Jan 18, 2:26 PM CST, 2 hours 28 minutes earlier.

Area forecast discussion, Jan 18, 2:26 PM CST, 2 hours 28 minutes before

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Hazardous weather outlook, Jan 18, 3:17 PM CST, 1 hour 37 minutes before

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The office that day

Everything else NWS Omaha, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jan 18, 10:04 AM CST	Winter Storm Warning	OAX	Burt, Cedar, Cuming, Knox, Pierce, Thurston and 1 more	11 hr
Jan 18, 2:10 PM CST	Wind Chill Advisory	OAX	Antelope, Boone, Burt, Butler, Cass, Cedar and 24 more	46 hr
Jan 18, 4:27 PM CST	Snow Squall Warning Significant damage threat	OAX	Burt, Butler, Colfax, Cuming, Dodge, Douglas and 7 more	33 min
Jan 18, 5:56 PM CST	Special Weather Statement	OAX	Johnson, Nemaha	64 min

Nearby

Snow Squall Warnings in Nebraska, 2024 Snow Squall Warnings in Iowa, 2024 Every snow squall warning in 2024

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.