Alert archive / Colorado / Flash Flood Warnings in 2021
Flash Flood Warning 12, NWS Goodland, KS
NWS Goodland, KS issued this flash flood warning at May 16, 2021, 8:24 PM MDT for Kit Carson County, Colorado. It was in force for 4 hr. 2 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
- May 16, 2021, 8:24 PM MDT (02:24 UTC)
- Expired
- May 17, 2021, 12:07 AM MDT
- In force
- 4 hr
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
- Flood severity
- None
County Kit Carson County, CO
The radar
The Goodland radar (KGLD), 63 km from the middle of the area, began a volume at 02:28 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 16, 9:06 PM MDT | HEAVY RAIN 1.44 | Burlington, CO | REPORTED VIA WEATHER UNDERGROUND. MESONET STATION KCOBURLI20 REPORTED 1.44 INCHES OF STORM TOTAL RAIN SINCE 6:30 PM MT. RAIN IS ONGOING. |
| May 16, 9:25 PM MDT | FLASH FLOOD | 3 Sse Burlington, CO | A CULVERT WAS WASHED OUT ACCORDING TO THE EMERGENCY MANAGER. TIME OF EVENT ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Denver, CO (KDNR), launched 00:00Z, 2.4 hours before the alert went out and 91 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
- 143 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 685 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- -15 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
124
WGUS53 KGLD 170224
FFWGLD
COC063-170530-
/O.NEW.KGLD.FF.W.0012.210517T0224Z-210517T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
824 PM MDT Sun May 16 2021
The National Weather Service in Goodland has issued a
* Flash Flood Warning for...
Eastern Kit Carson County in east central Colorado...
* Until 1130 PM MDT.
* At 824 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...
Burlington, Stratton and Bethune.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3954 10269 3954 10205 3904 10205 3904 10266
FLASH FLOOD...RADAR INDICATED
$$
ANW3 follow-up statements
753
WGUS73 KGLD 170256
FFSGLD
Flash Flood Statement
National Weather Service Goodland KS
856 PM MDT Sun May 16 2021
COC063-170530-
/O.CON.KGLD.FF.W.0012.000000T0000Z-210517T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Kit Carson CO-
856 PM MDT Sun May 16 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1130 PM MDT THIS
EVENING FOR EASTERN KIT CARSON COUNTY...
At 855 PM MDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Doppler radar.
IMPACT...Flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other
drainage and low lying areas.
Some locations that will experience flash flooding include...
Burlington, Stratton and Bethune.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3954 10269 3954 10205 3904 10205 3904 10266
FLASH FLOOD...RADAR INDICATED
$$
ANW410
WGUS53 KGLD 170512
FFWGLD
COC063-170630-
/O.EXT.KGLD.FF.W.0012.000000T0000Z-210517T0630Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Goodland KS
1112 PM MDT Sun May 16 2021
The National Weather Service in Goodland has extended the
* Flash Flood Warning for...
Eastern Kit Carson County in east central Colorado...
* Until 1230 AM MDT.
* At 1109 PM MDT, Doppler radar indicated thunderstorms producing
heavy rain have moved out of the warned area. Additional showers
and thunderstorms moving through the area will bring moderate to
heavy rainfall. 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...
Burlington, Stratton and Bethune.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3954 10269 3954 10205 3904 10205 3904 10266
FLASH FLOOD...RADAR INDICATED
$$
ANW644 WGUS73 KGLD 170607 FFSGLD Flash Flood Statement National Weather Service Goodland KS 1207 AM MDT Mon May 17 2021 COC063-170617- /O.CAN.KGLD.FF.W.0012.000000T0000Z-210517T0630Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Kit Carson CO- 1207 AM MDT Mon May 17 2021 ...FLASH FLOOD WARNING IS CANCELLED FOR EASTERN KIT CARSON COUNTY... The heavy rain has ended. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. LAT...LON 3954 10269 3954 10205 3904 10205 3904 10266 $$ JN
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 16, 6:04 PM MDT | Flash Flood Warning | GLD | Cheyenne | 3 hr |
| May 16, 6:14 PM MDT | Special Weather Statement | GLD | Cheyenne | 61 min |
| May 16, 6:40 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 35 min |
| May 16, 6:56 PM MDT | Tornado Warning | GLD | Kit Carson | 18 min |
| May 16, 7:07 PM MDT | Special Weather Statement | GLD | Kit Carson | 23 min |
| May 16, 7:10 PM MDT | Special Weather Statement | GLD | Kit Carson | 35 min |
| May 16, 7:10 PM MDT | Tornado Warning | GLD | Cheyenne, Kit Carson | 35 min |
| May 16, 7:16 PM MDT | Severe Thunderstorm Warning | GLD | Kit Carson | 29 min |
| May 16, 7:22 PM MDT | Flash Flood Warning | GLD | Kit Carson | 5 hr |
| May 16, 7:42 PM MDT | Special Weather Statement | GLD | Kit Carson | 63 min |
| May 16, 7:58 PM MDT | Special Weather Statement | GLD | Kit Carson | 47 min |
| May 16, 8:39 PM MDT | Special Weather Statement | GLD | Yuma | 66 min |
| May 16, 8:42 PM MDT | Special Weather Statement | GLD | Kit Carson | 78 min |
| May 16, 8:49 PM MDT | Special Weather Statement | GLD | Cheyenne | 71 min |
| May 16, 9:09 PM MDT | Areal Flood Warning | GLD | Cheyenne | 3 hr |
| May 16, 9:52 PM MDT | Special Weather Statement | GLD | Yuma | 53 min |
| May 16, 10:57 PM MDT | Special Weather Statement | GLD | Yuma | 63 min |
| May 17, 12:12 AM MDT | Areal Flood Warning | GLD | Kit Carson | 6 hr |
| May 17, 2:27 PM MDT | Flash Flood Warning | GLD | Yuma | 3 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.