Alert archive / Nebraska / Flash Flood Warnings in 2004
Flash Flood Warning 8, NWS North Platte, NE
NWS North Platte, NE issued this flash flood warning at Aug 2, 2004, 6:52 PM CDT for Keya Paha County, Rock County, Nebraska. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 2, 2004, 6:52 PM CDT (23:52 UTC)
- Expired
- Aug 2, 2004, 8:45 PM CDT
- In force
- 113 min
- Issued by
- NWS North Platte, NE
- Area
- Counties, with a storm outline in the text
Counties Keya Paha County, NE, Rock County, NE
The radar
The North Platte radar (KLNX), 127 km from the middle of the area, began a volume at 23:52 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 12:00Z, 11.9 hours before the alert went out and 206 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
- 9 J/kg
- Mixed-layer CIN
- -668 J/kg
- Mixed-layer LCL
- 3509 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KLBF 022353
FFWLBF
NEC103-149-030145-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
652 PM CDT MON AUG 2 2004
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN KEYA PAHA COUNTY IN NORTH CENTRAL NEBRASKA
THIS INCLUDES THE CITY OF SPRINGVIEW
NORTHERN ROCK COUNTY IN NORTH CENTRAL NEBRASKA
* UNTIL 845 PM CDT
* AT 647 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A GROUP
OF THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL AND FLOODING ACROSS
EASTERN KEYA PAHA AND NORTHERN ROCK COUNTIES. THE STORMS WERE
MOVING EAST AND SOUTHEAST AT 5 TO 10 MPH.
* THE AREA OF HEAVIEST RAINFALL WILL OCCUR ALONG OR NEAR THE
NIOBRARA RIVER. RAINFALL OF 2 INCHES OR GREATER IS LIKELY. SOME
AREAS ARE ALREADY WET FROM EARLIER RAINFALL AND ARE AT GREATER
RISK FOR FLOODING.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
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.
FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.
LAT...LON 4299 9927 4281 9927 4261 9926 4257 9966
4273 9966 4273 9971 4275 9981 4298 9977
$$
CDC2 follow-up statements
000
WSUS73 KLBF 030104
FFSLBF
NEC103-149-030145-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
804 PM CDT MON AUG 2 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 845 PM CDT FOR EASTERN KEYA
PAHA AND NORTHERN ROCK COUNTIES...
AT 800 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THAT
THE THUNDERSTORMS THAT PRODUCED HEAVY RAINS HAVE MOVED EAST.
RADAR ESTIMATES FOR PORTIONS OF EASTERN KEYA PAHA AND NORTHERN ROCK
COUNTIES INDICATE OVER 3 INCHES OF RAINFALL SINCE AROUND 530 PM CDT.
FLASH FLOODING CAN BE PRODUCE BY THIS AMOUNT OF RAINFALL...
ESPECIALLY IN LOW LYING AREAS. ADDITIONAL THUNDERSTORMS ARE POSSIBLE
FOR THE REST OF THE NIGHT THAT COULD PRODUCE ADDITIONAL FLOODING TO
THE ALREADY SATURATED GROUNDS OVERNIGHT.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL CAN CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW INCHES OF
SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTH
PLATTE.
LAT...LON 4299 9927 4281 9927 4261 9926 4257 9966
4273 9966 4273 9971 4275 9981 4298 9977
$$
MASEK000
WSUS73 KLBF 030144
FFSLBF
NEC103-149-030145-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
845 PM CDT MON AUG 2 2004
...THE FLASH FLOOD WARNING FOR EASTERN KEYA PAHA AND NORTHERN ROCK
COUNTIES IS CANCELLED...
THUNDERSTORMS AND RAINSHOWERS HAVE MOVED OUT OF KEYA PAHA AND ROCK
COUNTIES. NO FURTHER REPORTS OF FLASH FLOODING HAVE BEEN RECEIVED
THEREFORE THE FLASH FLOOD WARNING HAS BEEN CANCELLED.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN NORTH
PLATTE.
LAT...LON 4299 9927 4281 9927 4261 9926 4257 9966
4273 9966 4273 9971 4275 9981 4298 9977
$$
POWERThe office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 5:10 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha, Rock | 65 min |
| Aug 2, 6:25 PM CDT | Severe Thunderstorm Warning | LBF | Keya Paha | 50 min |
Nearby
Flash Flood Warnings in Nebraska, 2004Every flash flood warning in 2004
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.