Alert archive / Kansas / Flood Watches in 2021
Flood Watch 2, NWS Wichita, KS
NWS Wichita, KS issued this flood watch at May 20, 2021, 2:20 AM CDT for 6 counties in Kansas. It took effect at May 20, 2021, 9:00 AM CDT. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- May 20, 2021, 2:20 AM CDT (07:20 UTC)
- In effect from
- May 20, 2021, 9:00 AM CDT
- Expired
- May 20, 2021, 8:51 PM CDT
- In force
- 12 hr
- Issued by
- NWS Wichita, KS
- Flood severity
- None
Counties Allen County, KS, Labette County, KS, Montgomery County, KS, Neosho County, KS, Wilson County, KS, Woodson County, KS
The radar
The Tulsa radar (KINX), 152 km from the middle of the area, began a volume at 07:25 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
Topeka, KS (KTOP), launched 00:00Z, 7.3 hours before the alert went out and 162 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
- 275 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 644 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 49 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
007 WGUS63 KICT 200720 FFAICT URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Wichita KS 220 AM CDT Thu May 20 2021 KSZ072-096-100-210400- /O.NEW.KICT.FA.A.0002.210520T1400Z-210521T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Allen-Neosho-Labette- Including the cities of Parsons, Chanute, Iola, and Humboldt 220 AM CDT Thu May 20 2021 ...FLOOD WATCH IN EFFECT FROM 9 AM CDT THIS MORNING THROUGH THIS EVENING... The National Weather Service in Wichita has issued a * Flood Watch for A portion of Southeast Kansas, including the following areas, Allen, Labette and Neosho. * From 9 AM CDT this morning through this evening. * Periods of northward moving showers with embedded thunderstorms could train over the same area at times today. Ground soils were saturated from yesterdays heavy rainfall and any additional rainfall could renew flooding problems. * Rapid run off is likely due to saturated ground soils which could cause flooding of low-land and flood prone areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ Jakub
2 follow-up statements
433 WGUS63 KICT 201725 FFAICT URGENT - IMMEDIATE BROADCAST REQUESTED Flood Watch National Weather Service Wichita KS 1225 PM CDT Thu May 20 2021 KSZ071-095-099-210400- /O.EXA.KICT.FA.A.0002.000000T0000Z-210521T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Woodson-Wilson-Montgomery- Including the cities of Yates Center, Neodesha, Fredonia, Coffeyville, and Independence 1225 PM CDT Thu May 20 2021 ...FLOOD WATCH IN EFFECT UNTIL 11 PM CDT THIS EVENING... The National Weather Service in Wichita has expanded the * Flood Watch to include a portion of Southeast Kansas, including the following areas, Montgomery, Wilson, and Woodson. * Until 11 PM CDT this evening. * Periods of northward moving showers with embedded thunderstorms could train over the same area at times today. Ground soils were saturated from yesterdays heavy rainfall and any additional rainfall could renew flooding problems. * Rapid run off is likely due to saturated ground soils which could cause flooding of low-land and flood prone areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ KSZ072-096-100-210400- /O.CON.KICT.FA.A.0002.000000T0000Z-210521T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Allen-Neosho-Labette- Including the cities of Iola, Humboldt, Chanute, and Parsons 1225 PM CDT Thu May 20 2021 ...FLOOD WATCH REMAINS IN EFFECT UNTIL 11 PM CDT THIS EVENING... The Flood Watch continues for * a portion of Southeast Kansas, including the following areas, Allen, Labette, and Neosho. * Until 11 PM CDT this evening. * Periods of northward moving showers with embedded thunderstorms could train over the same area at times today. Ground soils were saturated from yesterdays heavy rainfall and any additional rainfall could renew flooding problems. * Rapid run off is likely due to saturated ground soils which could cause flooding of low-land and flood prone areas. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$ Lawson
177 WGUS63 KICT 210151 FFAICT Flood Watch National Weather Service Wichita KS 851 PM CDT Thu May 20 2021 KSZ071-072-095-096-099-100-210300- /O.CAN.KICT.FA.A.0002.000000T0000Z-210521T0400Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ Woodson-Allen-Wilson-Neosho-Montgomery-Labette- Including the cities of Yates Center, Neodesha, Humboldt, Fredonia, Parsons, Iola, Coffeyville, Chanute, and Independence 851 PM CDT Thu May 20 2021 ...FLOOD WATCH IS CANCELLED... The Flood Watch for A portion of Southeast Kansas, including the following areas, Allen, Labette, Montgomery, Neosho, Wilson and Woodson has been cancelled. The Flood Watch is cancelled. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. The Flood Watch is cancelled. Flooding is no longer expected to pose a threat. Please continue to heed remaining road closures. $$ Darmofal
The office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 3:45 AM CDT | River Flood Warning | ICT | Allen, Neosho | 37 hr |
| May 20, 3:45 AM CDT | River Flood Warning | ICT | Neosho | 53 hr |
| May 20, 3:45 AM CDT | River Flood Warning | ICT | Labette, Neosho | 3 days |
| May 20, 3:45 AM CDT | River Flood Warning | ICT | Cherokee, Labette | 3 days |
| May 20, 8:46 AM CDT | River Flood Warning | ICT | Allen | 13 hr |
Nearby
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.