Alert archive / Missouri / Areal Flood Warnings in 2021
Areal Flood Warning 21, NWS Kansas City, MO
NWS Kansas City, MO issued this areal flood warning at Jul 15, 2021, 3:43 PM CDT for 6 counties in Missouri. It was in force for 12 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
- Jul 15, 2021, 3:43 PM CDT (20:43 UTC)
- Expired
- Jul 16, 2021, 3:30 AM CDT
- In force
- 12 hr
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Adair County, MO, Grundy County, MO, Linn County, MO, Macon County, MO, Mercer County, MO, Sullivan County, MO
The radar
The Pleasant Hill radar (KEAX), 182 km from the middle of the area, began a volume at 20:45 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
Davenport, (KDVN), launched 12:00Z, 8.7 hours before the alert went out and 270 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
- 78 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 688 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
216
WGUS43 KEAX 152043
FLWEAX
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Kansas City/Pleasant Hill MO
343 PM CDT Thu Jul 15 2021
MOC001-079-115-121-129-211-160830-
/O.NEW.KEAX.FA.W.0021.210715T2043Z-210716T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Adair MO-Grundy MO-Linn MO MO-Macon MO-Mercer MO-Sullivan MO-
343 PM CDT Thu Jul 15 2021
The National Weather Service in Pleasant Hill MO has issued a
* Flood Warning for...
Eastern Grundy County in north central Missouri...
Northern Linn MO County in north central Missouri...
Northwestern Macon County in north central Missouri...
Southeastern Mercer County in north central Missouri...
Sullivan County in north central Missouri...
Western Adair County in northeastern Missouri...
* Until 330 AM CDT Friday.
* At 343 PM CDT, transportation department officials reported heavy
rain in the warned area due to thunderstorms. Flooding is already
occurring. Between 1 and 2 inches of rain have fallen. Several
state highways are closed due to flooding. This includes Highways
O and 149 in Adair County along with Route PP in Sullivan County.
* Some locations that will experience flooding include...
Milan, Green City, Novinger, Linneus, Greencastle, Browning, Galt,
Purdin, Newtown, Humphreys, Pollock, Elmer, Ethel, Harris, South
Gifford, Osgood, Winigan, Reger, Green Castle and New Boston.
Additional rainfall amounts of 0.5 to 1 inch are possible in the
warned area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4038 9343 4039 9286 4034 9286 4034 9262
4004 9264 3987 9262 3988 9336 3997 9336
3997 9341
$$
SAWThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 9:31 PM CDT | River Flood Warning | EAX | Carroll, Chariton, Linn, Livingston | 35 hr |
| Jul 14, 9:31 PM CDT | River Flood Warning | EAX | Ray | 3 days |
| Jul 14, 9:31 PM CDT | River Flood Warning | EAX | Linn, Livingston | 3 days |
| Jul 14, 9:31 PM CDT | River Flood Warning | EAX | Carroll | 23 hr |
| Jul 15, 3:34 PM CDT | Special Weather Statement | EAX | Cooper | 41 min |
Nearby
Areal Flood Warnings in Missouri, 2021Every areal 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.