Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 86, NWS Hastings, NE

August 4, 1992Franklin County, Harlan County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Aug 4, 1992, 9:55 PM CDT for Franklin County, Harlan County, Nebraska. It was in force for 50 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Aug 4, 1992, 9:55 PM CDT (02:55 UTC)
Expired: Aug 4, 1992, 10:45 PM CDT
In force: 50 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Franklin County, NE, Harlan County, NE

What was reported inside it

Time	Report	Where	Remark
Aug 4, 10:15 PM CDT	Hail 0.75	Harlan, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 2.9 hours before the alert went out and 160 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: 1198 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1079 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 67 m²/s²
0-3 km storm-relative helicity: 168 m²/s²
Significant tornado parameter: 0.8
Supercell composite: 3.6

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Local storm report, Aug 4, 4:11 PM CDT, 5 hours 44 minutes before

STORM REPORT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
405 PM CST TUE AUG 4 1992

335 PM CDT   W GRAND ISLAND/HALL CO  3/4 INCH HAIL
                                     HIGHWAYS 30/281

340 PM CDT  CAIRO 4E/HALL CO         1.00 INCH OF RAIN IN 10 MINUTES.

350 PM CDT  PHILLIPS 11/2SE/HAMILTON  WIND 30-40 MPH
                                      VISIBILITY NEAR ZERO IN RW+

355 PM CDT  TRUMBULL/CLAY CO         PEA SIZE HAIL
                                     30 TO 40 MPH WIND

328-358 CDT GRAND ISLAND/HALL       1.42 INCHES OF RAIN.

BW

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 4, 7:23 PM CDT	Flash Flood Warning	GID	Howard	52 min
Aug 4, 8:07 PM CDT	Severe Thunderstorm Warning	GID	Howard, Merrick	53 min
Aug 4, 8:15 PM CDT	Severe Thunderstorm Warning	GID	Dawson	45 min
Aug 4, 8:22 PM CDT	Severe Thunderstorm Warning	GID	Hall, Hamilton	53 min
Aug 4, 8:54 PM CDT	Flash Flood Warning	GID	Hall, Howard, Merrick	3 hr
Aug 4, 8:54 PM CDT	Flash Flood Warning	GID	Hamilton	3 hr
Aug 4, 9:06 PM CDT	Severe Thunderstorm Warning	GID	Buffalo, Kearney, Phelps	54 min
Aug 4, 9:58 PM CDT	Flash Flood Warning	GID	Clay, Fillmore	4 hr

Nearby

Severe Thunderstorm Warnings in Nebraska, 1992 Every severe thunderstorm warning in 1992

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.