Alert archive / Kansas / Flash Flood Warnings in 2021
Flash Flood Warning 2, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at May 2, 2021, 6:44 PM CDT for Rawlins County, Thomas County, Kansas. It was in force for 93 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
- May 2, 2021, 6:44 PM CDT (23:44 UTC)
- Expired
- May 2, 2021, 8:17 PM CDT
- In force
- 93 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Rawlins County, KS, Thomas County, KS
The radar
The Goodland radar (KGLD), 66 km from the middle of the area, began a volume at 23:43 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, 11.7 hours before the alert went out and 157 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
- 2576 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
260
WGUS53 KGLD 022344
FFWGLD
KSC153-193-030245-
/O.NEW.KGLD.FF.W.0002.210502T2344Z-210503T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
644 PM CDT Sun May 2 2021
The National Weather Service in Goodland has issued a
* Flash Flood Warning for...
Central Rawlins County in northwestern Kansas...
Northwestern Thomas County in northwestern Kansas...
* Until 945 PM CDT.
* At 644 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is ongoing or
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
* Some locations that will experience flash flooding include...
Atwood, Blakeman and Beardsley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3999 10119 3997 10092 3944 10110 3953 10138
FLASH FLOOD...RADAR INDICATED
$$
JN2 follow-up statements
306
WGUS73 KGLD 030025
FFSGLD
Flash Flood Statement
National Weather Service Goodland KS
725 PM CDT Sun May 2 2021
KSC153-193-030245-
/O.CON.KGLD.FF.W.0002.000000T0000Z-210503T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Rawlins KS-Thomas KS-
725 PM CDT Sun May 2 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM CDT THIS
EVENING FOR CENTRAL RAWLINS AND NORTHWESTERN THOMAS COUNTIES...
At 725 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Atwood, Blakeman and Beardsley.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3999 10119 3997 10092 3944 10110 3953 10138
FLASH FLOOD...RADAR INDICATED
$$
JN216 WGUS73 KGLD 030117 FFSGLD Flash Flood Statement National Weather Service Goodland KS 817 PM CDT Sun May 2 2021 KSC153-193-030127- /O.CAN.KGLD.FF.W.0002.000000T0000Z-210503T0245Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Rawlins KS-Thomas KS- 817 PM CDT Sun May 2 2021 ...FLASH FLOOD WARNING IS CANCELLED FOR CENTRAL RAWLINS AND NORTHWESTERN THOMAS COUNTIES... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. LAT...LON 3999 10119 3997 10092 3944 10110 3953 10138 $$ JN
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 4:39 PM CDT | Special Weather Statement | GLD | Cheyenne, Sherman | 21 min |
| May 2, 5:05 PM CDT | Special Weather Statement | GLD | Cheyenne | 25 min |
| May 2, 5:22 PM CDT | Severe Thunderstorm Warning | GLD | Cheyenne | 53 min |
| May 2, 5:46 PM CDT | Special Weather Statement | GLD | Cheyenne, Sherman, Wallace | 14 min |
| May 2, 5:53 PM CDT | Special Weather Statement | GLD | Cheyenne | 37 min |
| May 2, 6:03 PM CDT | Severe Thunderstorm Warning | GLD | Cheyenne, Rawlins | 72 min |
| May 2, 6:14 PM CDT | Severe Thunderstorm Warning | GLD | Sherman, Thomas | 76 min |
| May 2, 6:34 PM CDT | Special Weather Statement | GLD | Logan, Wallace | 26 min |
Nearby
Flash Flood Warnings in Kansas, 2021Every flash flood warning in 2021
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.