Alert archive / Nebraska / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 360, NWS North Platte, NE

October 12, 2023Frontier County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Oct 12, 2023, 12:49 PM CDT for Frontier County, Nebraska. It was in force for 24 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: Oct 12, 2023, 12:49 PM CDT (17:49 UTC)
Expired: Oct 12, 2023, 1:13 PM CDT
In force: 24 min
Issued by: NWS North Platte, NE
Area: Storm-based polygon
Hail: 1.25 in
Wind: 50.0 mph

County Frontier County, NE

The radar

The North Platte radar (KLNX), 160 km from the middle of the area, began a volume at 17:51 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

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 5.8 hours before the alert went out and 69 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: 689 J/kg
Mixed-layer CIN: -98 J/kg
Mixed-layer LCL: 543 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 124 m²/s²
0-3 km storm-relative helicity: 179 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

Open this sounding in Storm Lab

What forecasters said that day

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

NWS North Platte, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 12, 12:38 PM CDT, 11 minutes earlier.

Area forecast discussion, Oct 12, 12:38 PM CDT, 11 minutes before

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Hazardous weather outlook, Oct 12, 11:27 AM CDT, 1 hour 22 minutes before

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In the hours before

Local storm report, Oct 12, 9:42 AM CDT, 3 hours 7 minutes before

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Local storm report, Oct 12, 9:43 AM CDT, 3 hours 6 minutes before

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Local storm report, Oct 12, 9:44 AM CDT, 3 hours 5 minutes before

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Local storm report, Oct 12, 9:45 AM CDT, 3 hours 4 minutes before

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Special weather statement, Oct 12, 11:35 AM CDT, 1 hour 14 minutes before

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Special weather statement, Oct 12, 12:26 PM CDT, 23 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 11, 8:00 PM CDT	Special Weather Statement	LBF	Wheeler	60 min
Oct 11, 8:30 PM CDT	Special Weather Statement	LBF	Holt	60 min
Oct 11, 8:40 PM CDT	Special Weather Statement	LBF	Rock	50 min
Oct 11, 8:59 PM CDT	Special Weather Statement	LBF	Brown	61 min
Oct 11, 9:01 PM CDT	Special Weather Statement	LBF	Wheeler	29 min
Oct 11, 9:25 PM CDT	Special Weather Statement	LBF	Keya Paha	35 min
Oct 11, 9:42 PM CDT	Special Weather Statement	LBF	Wheeler	18 min
Oct 11, 9:46 PM CDT	Special Weather Statement	LBF	Holt	29 min
Oct 11, 9:49 PM CDT	Special Weather Statement	LBF	Keya Paha	56 min
Oct 11, 9:58 PM CDT	Areal Flood Advisory	LBF	Holt	4 hr
Oct 11, 10:02 PM CDT	Areal Flood Advisory	LBF	Holt, Wheeler	54 min
Oct 11, 10:42 PM CDT	Special Weather Statement	LBF	Garfield	48 min
Oct 11, 10:56 PM CDT	Flash Flood Warning	LBF	Holt, Wheeler	2 hr
Oct 11, 11:37 PM CDT	Areal Flood Advisory	LBF	Holt, Rock	3 hr
Oct 11, 11:49 PM CDT	Special Weather Statement	LBF	Lincoln	56 min
Oct 12, 12:58 AM CDT	Special Weather Statement	LBF	Sherman	47 min
Oct 12, 1:04 AM CDT	Areal Flood Advisory	LBF	Holt, Wheeler	2 hr
Oct 12, 3:17 AM CDT	High Wind Warning	LBF	Arthur, Blaine, Boyd, Brown, Chase, Cherry and 20 more	36 hr
Oct 12, 3:45 AM CDT	Special Weather Statement	LBF	McPherson	45 min
Oct 12, 11:35 AM CDT	Special Weather Statement	LBF	Rock	40 min
Oct 12, 12:26 PM CDT	Special Weather Statement	LBF	Frontier	49 min
Oct 12, 12:51 PM CDT	Areal Flood Advisory	LBF	Custer	6 hr
Oct 12, 1:12 PM CDT	Special Weather Statement	LBF	Lincoln	48 min
Oct 12, 1:39 PM CDT	Special Weather Statement	LBF	Lincoln	51 min
Oct 12, 1:41 PM CDT	Special Weather Statement	LBF	Lincoln	49 min
Oct 12, 1:42 PM CDT	Winter Weather Advisory	LBF	Sheridan	13 hr
Oct 12, 1:51 PM CDT	Areal Flood Advisory	LBF	Blaine, Custer, Loup	6 hr
Oct 12, 2:46 PM CDT	Areal Flood Advisory	LBF	Blaine, Custer, Loup	5 hr
Oct 12, 2:57 PM CDT	Flash Flood Warning	LBF	Blaine, Custer, Loup	9 hr
Oct 12, 3:25 PM CDT	Areal Flood Advisory	LBF	Custer, Garfield, Loup	5 hr
Oct 12, 3:35 PM CDT	Areal Flood Advisory	LBF	Garfield, Holt, Loup, Rock	6 hr
Oct 12, 3:39 PM CDT	Areal Flood Advisory	LBF	Boyd, Brown, Holt, Keya Paha, Rock	6 hr
Oct 12, 3:58 PM CDT	Special Weather Statement	LBF	Garfield	47 min
Oct 12, 5:17 PM CDT	Areal Flood Advisory	LBF	Brown, Cherry, Keya Paha	6 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 2023 Every severe thunderstorm warning in 2023

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.