Alert archive / Nebraska / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 91, NWS North Platte, NE
NWS North Platte, NE issued this severe thunderstorm warning at Jul 10, 1993, 7:11 PM CDT for Boyd County, Holt County, Rock County, Nebraska. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Jul 10, 1993, 7:11 PM CDT (00:11 UTC)
- Expired
- Jul 10, 1993, 8:15 PM CDT
- In force
- 64 min
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
Counties Boyd County, NE, Holt County, NE, Rock County, NE
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.2 hours before the alert went out and 210 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.
- Mixed-layer CAPE
- 3391 J/kg
- Mixed-layer CIN
- -69 J/kg
- Mixed-layer LCL
- 1272 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 283 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 12.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 7:13 PM CDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 47 min |
| Jul 10, 7:48 PM CDT | Tornado Warning | LBF | Boyd, Holt | 27 min |
| Jul 10, 8:11 PM CDT | Severe Thunderstorm Warning | LBF | Hayes, Lincoln | 49 min |
| Jul 10, 8:18 PM CDT | Severe Thunderstorm Warning | LBF | Boyd, Holt, Knox | 57 min |
| Jul 10, 9:01 PM CDT | Severe Thunderstorm Warning | LBF | Loup | 24 min |
| Jul 10, 9:01 PM CDT | Severe Thunderstorm Warning | LBF | Garfield, Wheeler | 59 min |
| Jul 10, 9:02 PM CDT | Severe Thunderstorm Warning | LBF | Hayes | 43 min |
| Jul 10, 9:11 PM CDT | Severe Thunderstorm Warning | LBF | Holt, Knox | 64 min |
| Jul 10, 10:49 PM CDT | Severe Thunderstorm Warning | LBF | Lincoln | 56 min |
| Jul 10, 11:31 PM CDT | Severe Thunderstorm Warning | LBF | Frontier | 44 min |
| Jul 11, 8:10 AM CDT | Flash Flood Warning | LBF | Frontier | 2 hr |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1993Every severe thunderstorm warning in 1993
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.