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Hazardous Weather Outlook

Hazardous Weather Outlook
National Weather Service Saint Louis MO
421 AM CDT Mon Aug 10 2020

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-110930-
Adams IL-Audrain MO-Bond IL-Boone MO-Brown IL-Calhoun IL-Callaway MO-
Clinton IL-Cole MO-Crawford MO-Fayette IL-Franklin MO-Gasconade MO-
Greene IL-Iron MO-Jefferson MO-Jersey IL-Knox MO-Lewis MO-Lincoln MO-
Macoupin IL-Madison IL-Madison MO-Marion IL-Marion MO-Moniteau MO-
Monroe IL-Monroe MO-Montgomery IL-Montgomery MO-Osage MO-Pike IL-
Pike MO-Ralls MO-Randolph IL-Reynolds MO-Saint Charles MO-
Saint Clair IL-Saint Francois MO-Saint Louis City MO-Saint Louis MO-
Sainte Genevieve MO-Shelby MO-Warren MO-Washington IL-Washington MO-
421 AM CDT Mon Aug 10 2020

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

.DAY ONE...Today and tonight.

Dangerous heat is expected today in east-central and southeastern
Missouri along with southern Illinois where peak afternoon heat
indices will be near 105 degrees. A Heat Advisory is in effect for
these areas.

Thunderstorms are expected across the area this afternoon into
tonight. Some of these thunderstorms may be severe, with large hail,
damaging winds, and locally heavy rainfall Monday night.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

There is a chance of thunderstorms Tuesday through Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotters are encouraged to report hail size, wind damage, and
rainfall amounts over 1 inch.

$$

BSH



Severe Thunderstorm Watch

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 428
NWS STORM PREDICTION CENTER NORMAN OK
255 PM CDT MON AUG 10 2020

SEVERE THUNDERSTORM WATCH 428 IS IN EFFECT UNTIL 1000 PM CDT
FOR THE FOLLOWING LOCATIONS

MOC007-019-027-051-053-071-073-089-099-111-113-127-135-137-139-
151-163-173-175-183-189-219-510-110300-
/O.NEW.KWNS.SV.A.0428.200810T1955Z-200811T0300Z/

MO
.    MISSOURI COUNTIES INCLUDED ARE

AUDRAIN              BOONE               CALLAWAY
COLE                 COOPER              FRANKLIN
GASCONADE            HOWARD              JEFFERSON
LEWIS                LINCOLN             MARION
MONITEAU             MONROE              MONTGOMERY
OSAGE                PIKE                RALLS
RANDOLPH             ST. CHARLES         ST. LOUIS
WARREN


MISSOURI INDEPENDENT CITIES INCLUDED ARE

ST. LOUIS CITY
$$


ATTN...WFO...LSX...EAX...ILX...







Heat Advisory

URGENT - WEATHER MESSAGE
National Weather Service Saint Louis MO
337 AM CDT Mon Aug 10 2020

ILZ069-074-079-100>102-MOZ061>065-102045-
/O.CON.KLSX.HT.Y.0004.200810T1700Z-200811T0000Z/
Clinton IL-Franklin MO-Jefferson MO-Madison IL-Monroe IL-
Randolph IL-Saint Charles MO-Saint Clair IL-Saint Louis City MO-
Saint Louis MO-Washington IL-
Including the cities of Alton, Belleville, Cahokia, Chester,
Edwardsville, Saint Charles, Saint Louis, Sparta, Sullivan,
Union, and Washington
337 AM CDT Mon Aug 10 2020

...HEAT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 7 PM CDT
THIS EVENING...

* WHAT...Heat index values up to 107 expected during the
  afternoon.

* WHERE...Portions of east central Missouri and south central
  and southwest Illinois.

* WHEN...From noon to 7 PM CDT Monday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses to occur.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out
of the sun, and check up on relatives and neighbors. Young
children and pets should never be left unattended in vehicles
under any circumstances.

Take extra precautions if you work or spend time outside. When
possible reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stroke. Wear lightweight and loose fitting clothing when
possible. To reduce risk during outdoor work, the Occupational
Safety and Health Administration recommends scheduling frequent
rest breaks in shaded or air conditioned environments. Anyone
overcome by heat should be moved to a cool and shaded location.
Heat stroke is an emergency! Call 9 1 1.

&&

$$

BSH



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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