Alert archive / Kansas / Flash Flood Warnings in 2021
Flash Flood Warning 15, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at May 17, 2021, 1:59 PM CDT for Logan County, Thomas County, Kansas. It was in force for 2 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
- May 17, 2021, 1:59 PM CDT (18:59 UTC)
- Expired
- May 17, 2021, 3:59 PM CDT
- In force
- 2 hr
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Flood severity
- None
Counties Logan County, KS, Thomas County, KS
The radar
The Goodland radar (KGLD), 50 km from the middle of the area, began a volume at 18:59 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
Dodge City, (KDDC), launched 12:00Z, 7.0 hours before the alert went out and 188 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
- 11 J/kg
- Mixed-layer CIN
- -239 J/kg
- Mixed-layer LCL
- 1556 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 217 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
581
WGUS53 KGLD 171859
FFWGLD
KSC109-193-172200-
/O.NEW.KGLD.FF.W.0015.210517T1859Z-210517T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
159 PM CDT Mon May 17 2021
The National Weather Service in Goodland has issued a
* Flash Flood Warning for...
Southern Thomas County in northwestern Kansas...
Logan County in west central Kansas...
* Until 500 PM CDT.
* At 156 PM CDT, emergency management reported three to five inches
of rainfall on local roads and some back roads are covered with
water. Ongoing thunderstorms are producing heavy rain across the
warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Emergency management.
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...
Colby, Oakley, Brewster, Levant, Winona, Monument, Russell
Springs, Mingo and Halford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3914 10139 3940 10139 3940 10081 3870 10082
3870 10148 3913 10148
FLASH FLOOD...OBSERVED
$$
ANW1 follow-up statement
306
WGUS73 KGLD 172059
FFSGLD
Flash Flood Statement
National Weather Service Goodland KS
359 PM CDT Mon May 17 2021
KSC109-193-172109-
/O.CAN.KGLD.FF.W.0015.000000T0000Z-210517T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Logan KS-Thomas KS-
359 PM CDT Mon May 17 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHERN THOMAS AND LOGAN
COUNTIES...
Flood waters have receded. The heavy rain has ended. Please continue
to heed remaining road closures.
LAT...LON 3914 10139 3940 10139 3940 10081 3870 10082
3870 10148 3913 10148
$$
ANWThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 7:04 PM CDT | Special Weather Statement | GLD | Sherman | 56 min |
| May 16, 7:42 PM CDT | Special Weather Statement | GLD | Gove, Logan, Sherman | 63 min |
| May 16, 8:50 PM CDT | Special Weather Statement | GLD | Sherman | 55 min |
| May 16, 9:10 PM CDT | Special Weather Statement | GLD | Wallace | 35 min |
| May 16, 9:34 PM CDT | Severe Thunderstorm Warning | GLD | Rawlins, Thomas | 11 min |
| May 16, 9:39 PM CDT | Special Weather Statement | GLD | Cheyenne | 66 min |
| May 16, 9:42 PM CDT | Special Weather Statement | GLD | Sherman, Thomas | 78 min |
| May 16, 9:49 PM CDT | Special Weather Statement | GLD | Logan, Wallace | 71 min |
| May 16, 10:03 PM CDT | Flash Flood Warning | GLD | Wallace | 3 hr |
| May 16, 10:11 PM CDT | Special Weather Statement | GLD | Wichita | 49 min |
| May 16, 10:52 PM CDT | Special Weather Statement | GLD | Cheyenne, Sherman | 53 min |
| May 16, 10:58 PM CDT | Special Weather Statement | GLD | Wichita | 62 min |
| May 16, 11:06 PM CDT | Flash Flood Warning | GLD | Greeley, Wichita | 2 hr |
| May 17, 1:02 AM CDT | Areal Flood Warning | GLD | Wallace | 6 hr |
| May 17, 1:30 AM CDT | Areal Flood Warning | GLD | Greeley, Wichita | 6 hr |
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.