Alert archive / Nebraska / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 49, NWS North Platte, NE

May 13, 2003Wheeler County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 13, 2003, 4:44 PM CDT for Wheeler County, Nebraska. It was in force for 31 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: May 13, 2003, 4:44 PM CDT (21:44 UTC)
Expired: May 13, 2003, 5:15 PM CDT
In force: 31 min
Issued by: NWS North Platte, NE
Area: Counties, with a storm outline in the text

County Wheeler County, NE

The radar

The North Platte radar (KLNX), 175 km from the middle of the area, began a volume at 21:28 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 13, 1:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.7 hours before the alert went out and 199 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: 212 J/kg
Mixed-layer CIN: -282 J/kg
Mixed-layer LCL: 1567 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 212 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

679 
WUUS53 KLBF 132144
SVRLBF
NEC183-132215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
444 PM CDT TUE MAY 13 2003

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL WHEELER COUNTY IN NORTH CENTRAL NEBRASKA

* UNTIL 515 PM CDT

* AT 443 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THE MOST DANGEROUS PART OF A SEVERE THUNDERSTORM 12 MILES EAST OF
  BARTLETT...OR ABOUT 13 MILES SOUTHWEST OF ELGIN...MOVING EAST AT 30
  MPH.

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER IN A SMALL
INTERIOR ROOM AWAY FROM WINDOWS. A BASEMENT OFFERS THE BEST
PROTECTION.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY
TO THE NATIONAL WEATHER SERVICE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 700 PM CDT
TUESDAY EVENING FOR NORTH CENTRAL NEBRASKA.

LAT...LON 4206 9847 4177 9873 4176 9833 4206 9832

$$

POWER

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 1:03 PM CDT	Severe Thunderstorm Warning	LBF	Keya Paha	57 min
May 13, 1:58 PM CDT	Severe Thunderstorm Warning	LBF	Boyd, Garfield	62 min
May 13, 1:59 PM CDT	Severe Thunderstorm Warning	LBF	Holt	46 min
May 13, 2:24 PM CDT	Severe Thunderstorm Warning	LBF	Wheeler	51 min
May 13, 2:31 PM CDT	Severe Thunderstorm Warning	LBF	Boyd, Holt	29 min
May 13, 2:45 PM CDT	Tornado Warning	LBF	Boyd, Holt	45 min
May 13, 2:50 PM CDT	Severe Thunderstorm Warning	LBF	Holt	40 min
May 13, 3:33 PM CDT	Severe Thunderstorm Warning	LBF	Holt	57 min
May 13, 4:01 PM CDT	Severe Thunderstorm Warning	LBF	Wheeler	44 min
May 13, 4:06 PM CDT	Severe Thunderstorm Warning	LBF	Garfield	39 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2003 Every severe thunderstorm warning in 2003

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.