Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 24, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at May 29, 2021, 6:44 PM MDT for Kit Carson County, Colorado. It was in force for 48 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 29, 2021, 6:44 PM MDT (00:44 UTC)
- Expired
- May 29, 2021, 7:32 PM MDT
- In force
- 48 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Flood severity
- None
County Kit Carson County, CO
The radar
The Goodland radar (KGLD), 120 km from the middle of the area, began a volume at 00:46 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 (KDNR), launched 00:00Z, 0.7 hours before the alert went out and 81 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
- 278 J/kg
- Mixed-layer CIN
- -68 J/kg
- Mixed-layer LCL
- 1446 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
884
WGUS53 KGLD 300044
FFWGLD
COC063-300345-
/O.NEW.KGLD.FF.W.0024.210530T0044Z-210530T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
644 PM MDT Sat May 29 2021
The National Weather Service in Goodland has issued a
* Flash Flood Warning for...
Southwestern Kit Carson County in east central Colorado...
* Until 945 PM MDT.
* At 644 PM MDT, 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...
mainly rural areas of Southwestern Kit Carson County
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3922 10316 3927 10288 3904 10289 3904 10316
3913 10316
FLASH FLOOD...RADAR INDICATED
$$
JN2 follow-up statements
698
WGUS73 KGLD 300121
FFSGLD
Flash Flood Statement
National Weather Service Goodland KS
721 PM MDT Sat May 29 2021
COC063-300345-
/O.CON.KGLD.FF.W.0024.000000T0000Z-210530T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kit Carson CO-
721 PM MDT Sat May 29 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM MDT THIS
EVENING FOR SOUTHWESTERN KIT CARSON COUNTY...
At 721 PM MDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
mainly rural areas of Southwestern Kit Carson County
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 3922 10316 3927 10288 3904 10289 3904 10316
3913 10316
FLASH FLOOD...RADAR INDICATED
$$
JN608
WGUS73 KGLD 300132
FFSGLD
Flash Flood Statement
National Weather Service Goodland KS
732 PM MDT Sat May 29 2021
COC063-300142-
/O.CAN.KGLD.FF.W.0024.000000T0000Z-210530T0345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kit Carson CO-
732 PM MDT Sat May 29 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTHWESTERN KIT CARSON
COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3922 10316 3927 10288 3904 10289 3904 10316
3913 10316
$$
JNThe office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 6:16 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 29 min |
| May 29, 6:42 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 25 min |
| May 29, 6:51 PM MDT | Special Weather Statement | GLD | Cheyenne | 54 min |
| May 29, 7:09 PM MDT | Special Weather Statement | GLD | Kit Carson | 36 min |
| May 29, 7:34 PM MDT | Areal Flood Warning | GLD | Kit Carson | 63 min |
| May 29, 7:55 PM MDT | Special Weather Statement | GLD | Kit Carson | 65 min |
| May 29, 8:22 PM MDT | Severe Thunderstorm Warning | GLD | Yuma | 23 min |
| May 29, 8:51 PM MDT | Special Weather Statement | GLD | Yuma | 54 min |
| May 29, 9:03 PM MDT | Flash Flood Warning | GLD | Yuma | 28 min |
| May 30, 1:17 PM MDT | Special Weather Statement | GLD | Kit Carson | 28 min |
Nearby
Flash Flood Warnings in Colorado, 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.