Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 4, NWS Omaha, NE

March 8, 1997Butler County, Dodge County, Saunders County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Mar 8, 1997, 11:50 PM CST for Butler County, Dodge County, Saunders County, Nebraska. It was in force for 45 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 8, 1997, 11:50 PM CST (05:50 UTC)
Expired
Mar 9, 1997, 12:35 AM CST
In force
45 min
Issued by
NWS Omaha, NE
Area
Whole counties

Counties Butler County, NE, Dodge County, NE, Saunders County, NE

The radar

The Omaha radar (KOAX), 37 km from the middle of the area, began a volume at 05:53 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

Omaha, NE (KOAX), launched 00:00Z, 5.8 hours before the alert went out and 37 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, Omaha, NE at 00:00Z on 1997-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Omaha, NE at 00:00Z on 1997-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2746 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
454 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

304 
WUUS1 KOMA 090550 RRA
SVROMA
NEC023-053-155-090635-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1150 PM CST SAT MAR 8 1997

* SEVERE THUNDERSTORM WARNING FOR
  DODGE COUNTY - IN EAST CENTRAL NEBRASKA
  EASTERN BUTLER COUNTY - IN EAST CENTRAL NEBRASKA
  SAUNDERS COUNTY - IN EAST CENTRAL NEBRASKA

* UNTIL 1235 AM CST
 
AT 1148 PM DOPPLER RADAR SHOWED A LINE OF POSSIBLY SEVERE
THUNDERSTORMS FROM WESTERN DODGE COUNTY SOUTHWEST TO JUST SOUTHEAST
OF DAVID CITY.  THIS AREA IS 50 TO 60 MILES WEST OF OMAHA.  THE
STORMS WERE MOVING NORTHEAST AT 35 TO 40 MPH.

THESE STORMS WILL MOVE ACROSS AN AREA FROM SCRIBNER TO NORTH BEND IN
DODGE COUNTY AND BRAINARD TO NEAR WAHOO IN BUTLER AND SAUNDERS
COUNTIES THROUGH 1215 AM.  HAIL UP TO 1 INCH IS POSSIBLE IN THESE
THUNDERSTORMS.
 
GET INTO A SAFE BUILDING...AWAY FROM WINDOWS OR GLASS DOORS.

CHERMOK

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 8, 8:29 PM CSTSevere Thunderstorm WarningOAXColfax, Cuming, Dodge46 min
Mar 8, 8:37 PM CSTSevere Thunderstorm WarningOAXAntelope, Madison, Pierce48 min
Mar 8, 8:55 PM CSTSevere Thunderstorm WarningOAXBurt35 min
Mar 9, 2:01 AM CSTSevere Thunderstorm WarningOAXLancaster34 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1997Every severe thunderstorm warning in 1997

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.