Alert archive / Nebraska / Flash Flood Warnings in 1993
Flash Flood Warning 9, NWS North Platte, NE
NWS North Platte, NE issued this flash flood warning at Jul 8, 1993, 11:11 PM CDT for Boone County, Nebraska. It was in force for 3 hr.
The area
The counties it named.
The facts
- Issued
- Jul 8, 1993, 11:11 PM CDT (04:11 UTC)
- Expired
- Jul 9, 1993, 2:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS North Platte, NE
- Area
- Whole counties
County Boone County, NE
The nearest sounding before it
Omaha, NE (KOAX), launched 00:00Z, 4.2 hours before the alert went out and 148 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
- 3257 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 692 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 244 m²/s²
- 0-3 km storm-relative helicity
- 341 m²/s²
- Significant tornado parameter
- 6.3
- Supercell composite
- 27.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KOFK 090413 FFWOFK NEC011-039-090715- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE NORFOLK NE 1111 PM CDT THU JUL 8 1993 THE NATIONAL WEATHER SERVICE IN NORFOLK HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 215 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHEAST NEBRASKA ...BOONE COUNTY...CUMING COUNTY AT 1110 PM CDT...HEAVY RAIN CONTINUES TO OCCUR ACROSS MUCH OF NORTHEAST NEBRASKA WITH RAINFALL AMOUNTS OF OVER 3 INCHES REPORTED AT MANY LOCATIONS. RAPID RISES ON AREAS CREEKS WILL CONTINUE FOR THE NEXT SEVERAL HOURS...WITH RISES ON THE ELKHORN EXPECTED THROUGH THE MORNING. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. A FLASH FLOOD WARNING IS IN EFFECT FOR MADISON...BOONE...STANTON AND PLATTE COUNTIES UNTIL 145 AM CDT. MML
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.
In the hours before
Special weather statement, Jul 8, 5:17 PM CDT, 5 hours 54 minutes before
NEZ006-007-012-016-017-082330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 415 PM MDT THU JUL 8 1993 ...INTENSE THUNDERSTORMS WILL SOON MOVE INTO SOUTHWEST NEBRASKA... AT 414 PM CDT AN INTENSE THUNDERSTORM WAS ABOUT 15 MILES SOUTHWEST OF VENANGO AND MOVING EAST AT 35 MPH. THIS IS ABOUT 80 MILES SOUTHWEST OF NORTH PLATTE. THIS STORM COULD CAUSE HAIL AND STRONG WINDS AS IT MOVES EAST ACROSS SOUTH PERKINS AND CHASE COUNTY B|ETWEEN 415 AND 615 MDT. A TORNADO WATCH IS IN EFFECT FOR SOUTHWEST NEBRASKA. RC
Special weather statement, Jul 8, 5:20 PM CDT, 5 hours 51 minutes before
NEZ006-007-012-016-017-082330- SPECIAL WEATHER STATEMENT...CORRECTED FOR MDT... NATIONAL WEATHER SERVICE NORTH PLATTE NE 415 PM MDT THU JUL 8 1993 ...INTENSE THUNDERSTORMS WILL SOON MOVE INTO SOUTHWEST NEBRASKA... AT 414 PM MDT AN INTENSE THUNDERSTORM WAS ABOUT 15 MILES SOUTHWEST OF VENANGO AND MOVING EAST AT 35 MPH. THIS IS ABOUT 80 MILES SOUTHWEST OF NORTH PLATTE. THIS STORM COULD CAUSE HAIL AND STRONG WINDS AS IT MOVES EAST ACROSS SOUTH PERKINS AND CHASE COUNTY BETWEEN 415 AND 615 MDT. A TORNADO WATCH IS IN EFFECT FOR SOUTHWEST NEBRASKA. RC
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 7:05 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 55 min |
| Jul 8, 7:17 PM CDT | Severe Thunderstorm Warning | LBF | Loup | 28 min |
| Jul 8, 7:19 PM CDT | Severe Thunderstorm Warning | LBF | Frontier | 26 min |
| Jul 8, 7:44 PM CDT | Severe Thunderstorm Warning | LBF | Loup | 31 min |
| Jul 8, 7:58 PM CDT | Severe Thunderstorm Warning | LBF | Custer | 32 min |
| Jul 8, 8:42 PM CDT | Flash Flood Warning | LBF | Cuming | 3 hr |
| Jul 8, 9:50 PM CDT | Severe Thunderstorm Warning | LBF | Boone, Madison, Platte | 55 min |
| Jul 8, 10:35 PM CDT | Severe Thunderstorm Warning | LBF | Colfax | 55 min |
| Jul 8, 10:42 PM CDT | Flash Flood Warning | LBF | Colfax, Madison, Platte, Stanton | 3 hr |
| Jul 8, 11:11 PM CDT | Flash Flood Warning | LBF | Cuming | 3 hr |
Nearby
Flash Flood Warnings in Nebraska, 1993Every flash flood 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.