Alert archive / Nebraska / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 335

May 26, 200232 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at May 26, 2002, 12:30 PM MDT for 32 counties in Nebraska. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 26, 2002, 12:30 PM MDT (18:30 UTC)
Expired
May 26, 2002, 7:00 PM MDT
In force
7 hr
Issued by
the Storm Prediction Center
All 32 counties

Arthur County, NE, Blaine County, NE, Boyd County, NE, Brown County, NE, Buffalo County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Dawson County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Garfield County, NE, Gosper County, NE, Harlan County, NE, Hayes County, NE, Hitchcock County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Keya Paha County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Phelps County, NE, Red Willow County, NE, Rock County, NE, Sherman County, NE, Thomas County, NE, Valley County, NE

The radar

The North Platte radar (KLNX), 85 km from the middle of the area, began a volume at 18:31 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.

Warnings issued inside it

23 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 26, 1:06 PM MDTSevere Thunderstorm WarningLBFBlaine, Brown39 min
May 26, 1:21 PM MDTSevere Thunderstorm WarningLBFLogan, Thomas39 min
May 26, 1:44 PM MDTSevere Thunderstorm WarningLBFRock46 min
May 26, 2:12 PM MDTSevere Thunderstorm WarningLBFBlaine63 min
May 26, 2:35 PM MDTSevere Thunderstorm WarningLBFCuster, Logan55 min
May 26, 2:40 PM MDTSevere Thunderstorm WarningLBFBoyd, Holt50 min
May 26, 2:46 PM MDTSevere Thunderstorm WarningLBFLincoln59 min
May 26, 3:01 PM MDTSevere Thunderstorm WarningLBFBoyd, Holt59 min
May 26, 3:29 PM MDTSevere Thunderstorm WarningLBFCuster, Logan61 min
May 26, 3:34 PM MDTSevere Thunderstorm WarningLBFLincoln56 min
May 26, 3:44 PM MDTSevere Thunderstorm WarningLBFGarfield, Wheeler61 min
May 26, 4:14 PM MDTSevere Thunderstorm WarningLBFCuster61 min
May 26, 4:30 PM MDTSevere Thunderstorm WarningLBFLincoln60 min
May 26, 4:46 PM MDTSevere Thunderstorm WarningGIDSherman, Valley59 min
May 26, 5:15 PM MDTSevere Thunderstorm WarningLBFCuster60 min
May 26, 5:19 PM MDTSevere Thunderstorm WarningLBFFrontier56 min
May 26, 5:28 PM MDTTornado WarningLBFFrontier32 min
May 26, 5:34 PM MDTTornado WarningGIDBuffalo, Sherman26 min
May 26, 5:59 PM MDTTornado WarningLBFFrontier31 min
May 26, 6:01 PM MDTSevere Thunderstorm WarningGIDBuffalo44 min
May 26, 6:03 PM MDTTornado WarningGLDRed Willow57 min
May 26, 6:25 PM MDTTornado WarningGIDFurnas65 min
May 26, 6:44 PM MDTTornado WarningGIDHarlan, Phelps61 min

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 6.5 hours before the alert went out and 7 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-pSkew-T log-p diagram, N. Platte/Lee Bi, NE at 12:00Z on 2002-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 12:00Z on 2002-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 184 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
4 J/kg
Mixed-layer CIN
-560 J/kg
Mixed-layer LCL
1662 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
184 m²/s²
0-3 km storm-relative helicity
160 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 4:30 PM MDTSevere Thunderstorm WatchSPCAdams, Boone, Buffalo, Clay, Custer, Dawson and 27 more6 hr

Nearby

Severe Thunderstorm Watches in Nebraska, 2002Every severe thunderstorm watch in 2002

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.