Alert archive / Nebraska / Flash Flood Warnings in 1996
Flash Flood Warning 28, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at Sep 6, 1996, 7:21 PM CDT for Hitchcock County, Nebraska. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 6, 1996, 7:21 PM CDT (00:21 UTC)
- Expired
- Sep 6, 1996, 10:20 PM CDT
- In force
- 3 hr
- Issued by
- NWS Goodland, KS
- Area
- Whole counties
County Hitchcock County, NE
The radar
The Goodland radar (KGLD), 106 km from the middle of the area, began a volume at 00:21 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.4 hours before the alert went out and 112 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 709 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 204 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KGLD 070021 FFWGLD NEC087-070320- BULLETIN - IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GOODLAND KS 621 PM MDT (721 PM CDT) FRI SEP 6 1996 THE NATIONAL WEATHER SERVICE IN GOODLAND KS HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1020 PM CDT (920 PM MDT) FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHWEST NEBRASKA ...HITCHCOCK COUNTY AT 615 PM...SHOWERS AND THUNDERSTORMS WERE STILL OCCURRING OVER ALL OF HITCHCOCK COUNTY. THE SHERIFF'S OFFICE HAS REPORTED THAT NUMEROUS RURAL ROADS CONTINUE TO BE FLOODED AND THAT SOME SMALL STREAMS ARE AT BANKFULL. DOPPLAR RADAR INDICATES THAT RAINFALL IN EXCESS OF ONE INCH IN THE NEXT SEVERAL HOURS IS LIKELY. STAYED TO TUNED TO4 NOAA WEATHER RADIO OR YOUR LOCAL T.V. AND RADIO STATIONS FOR FURTHER UPDATES. MOVE TO HIGHER GROUND IF FLOOD WATERS THREATEN AND NEVER DRIVE OVER WATER COVERED ROADS AS CARS CAN BE CARRIED AWAY... MARTELLO
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Goodland, KS wrote its last area forecast discussion before this flash flood warning went out at Sep 6, 3:01 PM CDT, 4 hours 20 minutes earlier.
Area forecast discussion, Sep 6, 3:01 PM CDT, 4 hours 20 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 201 PM MDT (301 PM CDT) FRI SEP 6 1996 ...MAIN FORECAST PROBLEM PRECIPITATION THROUGH FIRST AND SECOND PERIODS... COLD FRONT EXTENDING FROM NORTH CENTRAL NEBRASKA INTO EXTREME SOUTHEAST COLORADO WITH SHOWERS AND THUNDERSTORMS LOCATED OVER THE CENTRAL HIGH PLAINS JUST BEHIND THE FRONT. RUC HAS 5H SHORT WAVE OVER WESTERN COLORADO MOVING NORTHEAST INTO THE REGION BY 0Z WITH MM5 MODEL SHOWING GOOD DIVERGENCE AT 3H THROUGH 06Z. MM5 MODEL ALSO HAS HIGHEST CAPES EXTENDING ACROSS SOUTHERN AND EASTERN ZONES THIS EVENING IN AREA THAT HAS RECEIVED THE MOST SUNSHINE TODAY. WITH FRONT EXPECTED TO CONTINUE MOVING EAST THUNDERSTORM ACTIVITY FORECAST TO SPREAD ACROSS MUCH OF THE CWA BY 06Z IN RESPONSE TO APPROACHING SHORT WAVE. HIGH PW VALUES OVER THE REGION SHOULD RESULT IN HEAVY RAINFALL IN SOME LOCATIONS. AS SHORT WAVE MOVES NE AWAY FROM THE REGION OVERNIGHT...AND DIVERGENCE ALOFT DECREASES PER THE MM5...CONVECTIVE ACTIVITY TO TAPER OFF DURING THE EARLY MORNING HOURS WITH SHOWERS ENDING BY MIDDAY. SFC HIGH BUILDS INTO THE FA WITH DECREASING CLOUDINESS SPREADING FROM NW TO SE. AVN MODEL FROM 0Z KEEPS SFC HIGH OVER CWA THROUGH SATURDAY AFTERNOON. HOWEVER...PER DISCUSSION WITH DDC...AGREE 0Z MODEL RUNS UNDERESTIMATED STRENGTH OF COOL AIR BEHIND THE FRONT...THEREFORE SFC HIGH TO SHIFT FURTHER TO THE SOUTHEAST. THIS TO RESULT IN SE FLOW OVER MOST OF CWA SATURDAY NIGHT. DRY AIR BEHIND FRONT SHOULD PREVENT FOG DEVELOPMENT DESPITE UPSLOPE FLOW AND RESIDUAL MOISTURE FROM EARLIER CONVECTIVE ACTIVITY. HAVE LOWERED TEMPERATURES FIRST AND SECOND PERIODS IN RESPONSE TO GREATER THAN EXPECTED COOLING. WENT BELOW FMR/FAN N8UMBERS OF 0Z RUN FOR OUT PERIODS AS WELL. GLD 051/070/049/076 930 HLC 057/071/053/077 730 CBK 053/071/051/078 930 MCK 054/069/050/075 720 TRB 058/072/052/080 730 ITR 050/070/048/075 920 TURNER
Nearby
Flash Flood Warnings in Nebraska, 1996Every flash flood warning in 1996
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.