Alert archive / Kansas / Flash Flood Watches in 2021
Flash Flood Watch 2, NWS Goodland, KS
NWS Goodland, KS issued this flash flood watch at Sep 29, 2021, 3:27 AM CDT for 5 counties in Kansas. It took effect at Sep 29, 2021, 7:00 PM CDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Sep 29, 2021, 3:27 AM CDT (08:27 UTC)
- In effect from
- Sep 29, 2021, 7:00 PM CDT
- Expired
- Sep 30, 2021, 6:45 AM CDT
- In force
- 12 hr
- Issued by
- NWS Goodland, KS
- Flood severity
- None
Counties Decatur County, KS, Gove County, KS, Graham County, KS, Norton County, KS, Sheridan County, KS
The radar
The Goodland radar (KGLD), 126 km from the middle of the area, began a volume at 08:29 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 00:00Z, 8.5 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
- 7 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 2918 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
185 WGUS63 KGLD 290827 FFAGLD URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Goodland KS 327 AM CDT Wed Sep 29 2021 KSZ003-004-015-016-029-300000- /O.NEW.KGLD.FF.A.0002.210930T0000Z-210930T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Decatur-Norton-Sheridan-Graham-Gove- Including the cities of Grainfield, Grinnell, Quinter, Hill City, Oberlin, Norton, and Hoxie 327 AM CDT Wed Sep 29 2021 ...FLASH FLOOD WATCH IN EFFECT FROM THIS EVENING THROUGH THURSDAY MORNING... The National Weather Service in Goodland has issued a * Flash Flood Watch for portions of northwest Kansas and west central Kansas, including the following areas, in northwest Kansas, Decatur, Graham, Norton and Sheridan. In west central Kansas, Gove. * From this evening through Thursday morning. * Widespread slow moving thunderstorms will be capable of producing widespread heavy rainfall with rates of 1-2" per hour with locally heavier amounts possible. * Possible flash flooding of small creeks and streams, urban areas, highways, streets as well as other poor drainage and low lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Trigg
3 follow-up statements
543 WGUS63 KGLD 292006 FFAGLD Flood Watch National Weather Service Goodland KS 306 PM CDT Wed Sep 29 2021 KSZ003-004-015-016-029-300600- /O.CON.KGLD.FF.A.0002.210930T0000Z-210930T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Decatur-Norton-Sheridan-Graham-Gove- Including the cities of Grainfield, Grinnell, Quinter, Hill City, Oberlin, Norton, and Hoxie 306 PM CDT Wed Sep 29 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH THURSDAY MORNING... The Flash Flood Watch continues for * Portions of northwest Kansas and west central Kansas, including the following areas, in northwest Kansas, Decatur, Graham, Norton and Sheridan. In west central Kansas, Gove. * From 7 PM CDT this evening through Thursday morning. * Widespread slow moving thunderstorms will be capable of producing heavy rainfall with rates of 1-2 inches per hour. Locally heavier amounts will be possible. * Possible flash flooding of small creeks and streams, urban areas, highways, streets as well as other poor drainage and low lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ JBH
604 WGUS63 KGLD 300530 FFAGLD Flood Watch National Weather Service Goodland KS 1230 AM CDT Thu Sep 30 2021 KSZ003-004-015-016-029-301500- /O.CON.KGLD.FF.A.0002.000000T0000Z-210930T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Decatur-Norton-Sheridan-Graham-Gove- Including the cities of Grainfield, Grinnell, Quinter, Hill City, Oberlin, Norton, and Hoxie 1230 AM CDT Thu Sep 30 2021 ...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 10 AM CDT THIS MORNING... The Flash Flood Watch continues for * Portions of northwest Kansas and west central Kansas, including the following areas, in northwest Kansas, Decatur, Graham, Norton and Sheridan. In west central Kansas, Gove. * Until 10 AM CDT this morning. * A line of heavy rainfall continues to move ESE across the watch area. Additional storms are currently forming behind the main line from Oakley through Tribune. * Possible flash flooding of small creeks and streams, urban areas, highways, streets as well as other poor drainage and low lying areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. && $$ Trigg
863 WGUS63 KGLD 301145 FFAGLD Flood Watch National Weather Service Goodland KS 645 AM CDT Thu Sep 30 2021 KSZ003-004-015-016-029-301245- /O.CAN.KGLD.FF.A.0002.000000T0000Z-210930T1500Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Decatur-Norton-Sheridan-Graham-Gove- Including the cities of Grainfield, Grinnell, Quinter, Hill City, Oberlin, Norton, and Hoxie 645 AM CDT Thu Sep 30 2021 ...FLASH FLOOD WATCH IS CANCELLED... The Flash Flood Watch for portions of northwest Kansas and west central Kansas, including the following areas, in northwest Kansas, Decatur, Graham, Norton and Sheridan. In west central Kansas, Gove has been cancelled. The Flood Watch is cancelled. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ Trigg
Nearby
Flash Flood Watches in Kansas, 2021Every flash flood watch 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.