Alert archive / Nebraska / Flash Flood Warnings in 2014
Flash Flood Warning 13, NWS Cheyenne, WY
NWS Cheyenne, WY issued this flash flood warning at Jun 8, 2014, 2:25 PM MDT for Kimball County, Nebraska. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 8, 2014, 2:25 PM MDT (20:25 UTC)
- Expired
- Jun 8, 2014, 8:30 PM MDT
- In force
- 6 hr
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Flood severity
- None
County Kimball County, NE
The radar
The Cheyenne radar (KCYS), 103 km from the middle of the area, began a volume at 20:28 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
Denver, CO (KDEN), launched 12:00Z, 8.4 hours before the alert went out and 140 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
- 430 J/kg
- Mixed-layer CIN
- -348 J/kg
- Mixed-layer LCL
- 924 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
788 WGUS55 KCYS 082025 FFWCYS NEC105-090230- /O.NEW.KCYS.FF.W.0013.140608T2025Z-140609T0230Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 225 PM MDT SUN JUN 8 2014 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHEASTERN KIMBALL COUNTY IN THE PANHANDLE OF NEBRASKA... * UNTIL 830 PM MDT * AT 223 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE 1.00 TO 1.50 INCHES OF RAIN HAS FALLEN SOUTH OF INTERSTATE 80 NEAR THE COLORADO BORDER WITH ANOTHER 1 TO 2 INCHES OF RAIN EXPECTED OVER THE NEXT 2 HOURS. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. PRECAUTIONARY/PREPAREDNESS ACTIONS... ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. 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. && LAT...LON 4116 10368 4118 10338 4100 10339 4099 10374 $$
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 11:46 AM MDT | Special Weather Statement | CYS | Kimball | 44 min |
| Jun 8, 12:25 PM MDT | Special Weather Statement | CYS | Kimball | 50 min |
| Jun 8, 12:53 PM MDT | Flash Flood Warning | CYS | Kimball | 6 hr |
| Jun 8, 12:57 PM MDT | Tornado Warning | CYS | Kimball | 33 min |
| Jun 8, 1:32 PM MDT | Special Weather Statement | CYS | Kimball | 58 min |
| Jun 8, 1:38 PM MDT | Special Weather Statement | CYS | Morrill | 37 min |
Nearby
Flash Flood Warnings in Nebraska, 2014Every flash flood warning in 2014
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.