Alert archive / Nebraska / Special Weather Statements in 2023

Special Weather Statement, NWS North Platte, NE

April 19, 2023Frontier County, Hayes County, Nebraska

NWS North Platte, NE issued this special weather statement at Apr 19, 2023, 7:50 PM CDT for Frontier County, Hayes County, Nebraska. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 19, 2023, 7:50 PM CDT (00:50 UTC)
Expired: Apr 19, 2023, 8:15 PM CDT
In force: 25 min
Issued by: NWS North Platte, NE
Hail: 0.00 in
Wind: 55

Counties Frontier County, NE, Hayes County, NE

The radar

The North Platte radar (KLNX), 152 km from the middle of the area, began a volume at 00:55 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

Dodge City, (KDDC), launched 00:00Z, 0.8 hours before the alert went out and 321 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: 3876 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 201 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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
Apr 19, 8:17 PM CDT	Special Weather Statement	LBF	Frontier, Hayes	28 min
Apr 19, 8:27 PM CDT	Special Weather Statement	LBF	Chase, Perkins	33 min
Apr 19, 8:47 PM CDT	Special Weather Statement	LBF	Frontier, Hayes	43 min
Apr 19, 9:02 PM CDT	Special Weather Statement	LBF	Chase, Perkins	43 min
Apr 19, 9:33 PM CDT	Special Weather Statement	LBF	Chase, Frontier, Hayes	42 min
Apr 19, 9:58 PM CDT	Special Weather Statement	LBF	Arthur, Keith, Perkins	47 min
Apr 19, 10:15 PM CDT	Special Weather Statement	LBF	Frontier, Hayes	45 min
Apr 19, 10:58 PM CDT	Special Weather Statement	LBF	Lincoln	17 min
Apr 19, 11:32 PM CDT	Special Weather Statement	LBF	Lincoln, Perkins	43 min

Nearby

Special Weather Statements in Nebraska, 2023 Every special weather statement 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.