Day One Graphical Hazardous Weather Outlook

Hazardous Weather Outlook - Day 1

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000
FLUS43 KLSX 071054
HWOLSX

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ST LOUIS MO
554 AM CDT THU MAY 7 2009

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-081100-
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-ST. CLAIR IL-MONROE IL-KNOX-LEWIS-
SHELBY-MARION-MONROE-RALLS-PIKE-BOONE-AUDRAIN-MONITEAU-COLE-OSAGE-
CALLAWAY-MONTGOMERY-LINCOLN-GASCONADE-WARREN-ST. CHARLES-FRANKLIN-
ST. LOUIS-ST. LOUIS CITY-JEFFERSON-CRAWFORD-WASHINGTON-
ST. FRANCOIS-STE. GENEVIEVE-IRON-MADISON-REYNOLDS-
554 AM CDT THU MAY 7 2009

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

AREAS OF DENSE FOG CAN BE EXPECTED ACROSS PORTIONS OF EAST CENTRAL
AND SOUTHEAST MISSOURI AS WELL AS SOUTHWEST ILLINOIS FOR THE EARLY
MORNING HOURS. VISIBILITIES WILL BE LOCALLY REDUCED TO ONE QUARTER
MILE OR LESS.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
TONIGHT. AN UPPER LEVEL DISTURBANCE IS FORECAST TO MOVE THROUGH
THE AREA LATER TODAY. THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS
AFTERNOON AS THE ATMOSPHERE GETS QUITE UNSTABLE AHEAD OF THIS
WEATHER DISTURBANCE. A FEW STORMS MAY BECOME SEVERE...PRODUCING
DAMAGING WIND AND LARGE HAIL AS WELL AS LOCALLY HEAVY RAINFALL.

MODERATE TO MAJOR FLOODING CONTINUES ALONG PARTS OF THE ILLINOIS
RIVER...WITH MODERATE FLOODING AT CHESTER ON THE MISSISSIPPI RIVER.
PLEASE SEE THE APPROPRIATE FLOOD PRODUCTS FOR FURTHER INFORMATION.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THE CHANCE FOR THUNDERSTORMS WILL CONTINUE ON FRIDAY AND FRIDAY NIGHT
AS A COLD FRONT MOVES SOUTHEASTWARD THROUGH THE AREA. THE CHANCE
OF STORMS MAY LINGER INTO SATURDAY ACROSS PORTIONS OF SOUTHEAST
MISSOURI AND SOUTHWEST ILLINOIS.

THERE IS ANOTHER CHANCE OF THUNDERSTORMS TUESDAY NIGHT AND WEDNESDAY
ACROSS MUCH OF THE AREA.

MODERATE TO MAJOR FLOODING WILL CONTINUE ALONG PARTS OF THE
ILLINOIS RIVER...WITH MODERATE FLOODING AT CHESTER ON THE
MISSISSIPPI RIVER. PLEASE SEE THE APPROPRIATE FLOOD PRODUCTS FOR
FURTHER INFORMATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND TONIGHT.
SPOTTERS ARE ENCOURAGED TO REPORT ANY SEVERE WEATHER TO THE
NATIONAL WEATHER SERVICE.

&&

FOR A GRAPHICAL VERSION OF THIS INFORMATION SEE OUR
WEBPAGE AT (LOWERCASE)... HTTP://WWW.WEATHER.GOV/LSX/?N=HWO1

$$

GKS

View: Other Available Hazardous Weather Outlook Text Products

Hazard Scale: General Description (Also See: Associated Triggers)
5 - Very Significant	VERY SIGNIFICANT RISK OR IMPACT. Could potentially injure and/or kill the most people and/or result in catastrophic property and economic damage.
4 - Significant	SIGNIFICANT RISK OR IMPACT. Could result in significant economic and/or property damage, and/or a significant risk to life.
3 - Medium	MEDIUM economic impact. These events are a risk to life, and/or property with medium economic impact.
2 - Small	Mainly nuisance type events. Risk to life and/or property is small if precautions are taken.
1 - Minimal	Minimal Risk to life and/or property.
0 - Nil	No Significant or Hazardous Weather Expected.

Please send any comments on this product to the Webmaster for WFO St. Louis, Missouri.

National Weather Service Weather Forecast Office

Hazardous Weather Outlook - Day 1