Alert archive / Nebraska / Flash Flood Warnings in 2015
Flash Flood Warning 5, NWS North Platte, NE
NWS North Platte, NE issued this flash flood warning at Aug 7, 2015, 7:39 PM MDT for Chase County, Nebraska. It was in force for 5 hr. 8 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 7, 2015, 7:39 PM MDT (01:39 UTC)
- Expired
- Aug 8, 2015, 12:45 AM MDT
- In force
- 5 hr
- Issued by
- NWS North Platte, NE
- Area
- Storm-based polygon
- Flood severity
- None
County Chase County, NE
The radar
The Goodland radar (KGLD), 122 km from the middle of the area, began a volume at 01:42 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 7, 7:52 PM MDT | HEAVY RAIN 2.1 | 5 S Champion, NE | |
| Aug 7, 10:00 PM MDT | HEAVY RAIN 1.6 | 9 W Imperial, NE | VIA SOCIAL MEDIA |
| Aug 7, 10:00 PM MDT | HEAVY RAIN 2 | Enders, NE | VIA SOCIAL MEDIA |
| Aug 7, 11:45 PM MDT | HEAVY RAIN 2.71 | 3 W Enders, NE | |
| Aug 7, 11:45 PM MDT | HEAVY RAIN 2.82 | 8 W Champion, NE | |
| Aug 7, 11:45 PM MDT | HEAVY RAIN 3.61 | 1 Nnw Enders, NE | |
| Aug 8, 12:45 AM MDT | HEAVY RAIN 3.37 | Champion, NE | |
| Aug 8, 12:45 AM MDT | HEAVY RAIN 3.61 | 5 Ssw Champion, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 1.7 hours before the alert went out and 124 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
- 1367 J/kg
- Mixed-layer CIN
- -135 J/kg
- Mixed-layer LCL
- 1744 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 4.5
The text
As transmitted, in the capitals the NWS used until 2016.
195
WGUS53 KLBF 080139
FFWLBF
NEC029-080645-
/O.NEW.KLBF.FF.W.0005.150808T0139Z-150808T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
739 PM MDT FRI AUG 7 2015
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN CHASE COUNTY IN SOUTHWESTERN NEBRASKA...
* UNTIL 1245 AM MDT
* AT 738 PM MDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CHAMPION...ENDERS RESERVOIR STATE RECREATION AREA...CRETE...CHURCH
GROVE CAMPGROUND...CENTER DAM CAMPGROUND...ENDERS...IMPERIAL...AREA
A CAMPGROUND AND WAUNETA.
THIS INCLUDES HIGHWAY 61 BETWEEN MILE MARKERS 25 AND 41.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 4054 10205 4052 10138 4036 10138 4035 10205
$$
JACOBS1 follow-up statement
194 WGUS73 KLBF 080648 FFSLBF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE NORTH PLATTE NE 1248 AM MDT SAT AUG 8 2015 NEC029-080657- /O.EXP.KLBF.FF.W.0005.000000T0000Z-150808T0645Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CHASE NE- 1248 AM MDT SAT AUG 8 2015 ...THE FLASH FLOOD WARNING FOR SOUTHERN CHASE COUNTY HAS EXPIRED... FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD CLOSURES. LAT...LON 4054 10205 4052 10138 4036 10138 4035 10205 $$ ROBERG
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 6:31 PM MDT | Special Weather Statement | LBF | Deuel | 29 min |
| Aug 7, 6:34 PM MDT | Special Weather Statement | LBF | Chase | 26 min |
| Aug 7, 6:51 PM MDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 24 min |
| Aug 7, 7:00 PM MDT | Severe Thunderstorm Warning | LBF | Chase | 30 min |
| Aug 7, 7:12 PM MDT | Severe Thunderstorm Warning | LBF | Perkins | 33 min |
| Aug 7, 7:14 PM MDT | Special Weather Statement | LBF | Grant, McPherson | 46 min |
| Aug 7, 7:22 PM MDT | Severe Thunderstorm Warning | LBF | Chase | 38 min |
| Aug 7, 7:32 PM MDT | Tornado Warning | LBF | Chase | 28 min |
| Aug 7, 7:49 PM MDT | Severe Thunderstorm Warning | LBF | Chase, Perkins | 41 min |
| Aug 7, 7:53 PM MDT | Special Weather Statement | LBF | Hooker, Thomas | 52 min |
| Aug 7, 7:58 PM MDT | Severe Thunderstorm Warning | LBF | Chase | 47 min |
| Aug 7, 8:26 PM MDT | Severe Thunderstorm Warning | LBF | Chase, Hayes | 49 min |
| Aug 7, 8:35 PM MDT | Special Weather Statement | LBF | Brown | 40 min |
| Aug 7, 8:48 PM MDT | Special Weather Statement | LBF | Hayes | 27 min |
| Aug 7, 8:50 PM MDT | Special Weather Statement | LBF | Frontier | 25 min |
| Aug 7, 8:55 PM MDT | Flash Flood Warning | LBF | Chase, Hayes | 5 hr |
| Aug 7, 8:59 PM MDT | Special Weather Statement | LBF | Cherry | 46 min |
| Aug 7, 9:12 PM MDT | Areal Flood Advisory | LBF | Lincoln | 3 hr |
| Aug 7, 10:14 PM MDT | Special Weather Statement | LBF | Lincoln | 46 min |
Nearby
Flash Flood Warnings in Nebraska, 2015Every flash flood warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.