Alert archive / Missouri / Flash Flood Warnings in 2018
Flash Flood Warning 2, NWS St. Louis, MO
NWS St. Louis, MO issued this flash flood warning at Mar 26, 2018, 1:02 PM CDT for Audrain County, Monroe County, Missouri. It was in force for 6 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
- Mar 26, 2018, 1:02 PM CDT (18:02 UTC)
- Expired
- Mar 26, 2018, 7:00 PM CDT
- In force
- 6 hr
- Issued by
- NWS St. Louis, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Audrain County, MO, Monroe County, MO
The radar
The St Louis radar (KLSX), 132 km from the middle of the area, began a volume at 18:04 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, 6.0 hours before the alert went out and 274 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1223 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
353
WGUS53 KLSX 261802
FFWLSX
MOC007-137-270000-
/O.NEW.KLSX.FF.W.0002.180326T1802Z-180327T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service St Louis MO
102 PM CDT MON MAR 26 2018
The National Weather Service in St Louis has issued a
* Flash Flood Warning for...
Northwestern Audrain County in central Missouri...
Monroe County in northeastern Missouri...
* Until 700 PM CDT.
* At 102 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to three inches of rain has
already fallen. Flash flooding is expected to begin shortly.
* Some locations that will experience flooding include...
Paris, Santa Fe, Madison, Holliday, Stoutsville, Florida and Indian
Creek.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area.
This also includes Union Covered Bridge Historic Site and Mark Twain
Lake Recreational Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
Please report flooding to your local law enforcement agency when you
can do so safely.
&&
LAT...LON 3951 9230 3962 9172 3938 9171 3938 9172
3932 9172 3932 9171 3929 9171 3931 9231
$$
ByrdThe office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 7:45 AM CDT | Special Weather Statement | LSX | Cole | 30 min |
| Mar 26, 8:29 AM CDT | Severe Thunderstorm Warning | LSX | Callaway | 24 min |
| Mar 26, 9:18 AM CDT | Special Weather Statement | LSX | Moniteau | 42 min |
| Mar 26, 11:48 AM CDT | Special Weather Statement | LSX | Monroe | 42 min |
| Mar 26, 12:33 PM CDT | Areal Flood Advisory | LSX | Monroe | 3 hr |
| Mar 26, 1:50 PM CDT | Flash Flood Warning | LSX | Audrain, Pike, Ralls | 6 hr |
| Mar 26, 2:39 PM CDT | River Flood Warning | LSX | Monroe | 4 days |
Nearby
Flash Flood Warnings in Missouri, 2018Every flash flood warning in 2018
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.