Watches, Warnings & Advisories



2 products issued by NWS for: Herculaneum MO

Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service St Louis MO
238 PM CDT Sun May 19 2024

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-201945-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
238 PM CDT Sun May 19 2024

This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.

.DAY ONE...Tonight.

Widely-scattered thunderstorms are possible early this evening
across parts of northeast Missouri and west-central Illinois.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

There is a chance of thunderstorms Monday through Saturday. Some of
the storms Tuesday evening may be strong to severe.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

MRB




Flood Warning

Flood Statement
National Weather Service St Louis MO
1027 AM CDT Sun May 19 2024

...The Flood Warning is extended for the following rivers in
Missouri...Illinois...

  Mississippi River at Winfield.

  Mississippi River at Louisiana.

...The Flood Warning continues for the following rivers in
Missouri...Illinois...

  Mississippi River at Hannibal.

  Mississippi River at Clarksville.

  Mississippi River at Chester.

River forecasts are based on observed precipitation and forecast
precipitation for the next 24 hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

This product, along with additional weather and stream information,
is available at https://water.noaa.gov/wfo/lsx

&&

ILC077-157-MOC157-186-210330-
/O.EXT.KLSX.FL.W.0044.000000T0000Z-240522T1200Z/
/CHSI2.1.ER.240501T0507Z.240511T2200Z.240521T0600Z.NO/
1027 AM CDT Sun May 19 2024

...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY MORNING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Mississippi River at Chester.

* WHEN...Until Wednesday morning.

* IMPACTS...At 28.0 feet, Unleveed islands near Chester and the
  prison farm floods.

* ADDITIONAL DETAILS...
  - At 10:00 AM CDT Sunday the stage was 28.2 feet.
  - Recent Activity...The maximum river stage in the 24 hours
    ending at 10:00 AM CDT Sunday was 28.5 feet.
  - Forecast...The river is expected to rise to a crest of 28.3
    feet this afternoon. It will then fall below flood stage
    early Tuesday morning.
  - Flood stage is 27.0 feet.



&&


                   Fld   Observed  Forecasts (7:00 am)
Location           Stg    Stage    Mon   Tue   Wed   Thu   Fri

Mississippi River
  Chester          27.0    28.2    27.8  26.8  25.8  25.1  24.5



&&

LAT...LON 3826 9043 3826 9030 3769 8935 3769 8959
      3787 9003


$$

Pfahler