Hazardous Weather Outlook
Issued by NWS Denver/Boulder, CO

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FLUS45 KBOU 291039
HWOBOU

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
439 AM MDT TUE JUL 29 2014

COZ030>051-301045-
JACKSON COUNTY BELOW 9000 FEET-
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE
9000 FEET-LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-
CENTRAL AND SOUTHEAST PARK COUNTY-
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD
COUNTY-
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN
COUNTY-
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-
LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-
439 AM MDT TUE JUL 29 2014

...THE THREAT OF FLASH FLOODING WILL INCREASE THIS AFTERNOON
THROUGH TONIGHT...

...FLASH FLOOD WATCH IN EFFECT FROM 2 PM THIS AFTERNOON THROUGH
WEDNESDAY AFTERNOON FOR THE MOUNTAINS...FOOTHILLS AND ADJACENT
PLAINS...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST AND NORTH CENTRAL
COLORADO.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS WILL BECOME LIKELY BY EARLY AFTERNOON IN THE
MOUNTAINS AND FOOTHILLS AND THEN ACROSS THE ADJACENT PLAINS BY MID
TO LATE AFTERNOON. THE STORMS WILL LINGER INTO THE EARLY EVENING
HOURS AND WILL BE SLOW MOVING. THUS VERY HEAVY RAIN COULD OCCUR
WITH ANY STORM WITH 2 TO 3 INCHES IN LESS THAN AN HOUR WHICH
COULD LEAD TO FLASH FLOODING IN A FEW AREAS.

FOR TONIGHT A COOL FRONT WILL MOVE INTO NORTHEAST COLORADO ALONG
WITH A DISTURBANCE. THESE FEATURES COULD TRIGGER ADDITIONAL HEAVY
RAINFALL OVERNIGHT IN AND NEAR THE FOOTHILLS AND OVER PORTIONS OF
THE PLAINS WITH ADDITIONAL RAINFALL AMOUNTS RANGING FROM 1 TO 3
INCHES IN SOME AREAS WHICH COULD LEAD TO ADDITIONAL FLASH
FLOODING.


.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A PROLONGED COOL AND MOIST PERIOD WILL CONTINUE THROUGH THIS
WEEKEND. AN UPPER LEVEL RIDGE IS GOING TO REMAIN OVER COLORADO
WITH WEAK WINDS ALOFT WHILE MONSOONAL MOISTURE MOVES INTO THE
REGION FROM THE SOUTH. THERE WILL ALSO BE EASTERLY FLOW AT LOW
LEVELS WHICH WILL HELP HOLD SHOWERS AGAINST THE FOOTHILLS. RAIN
SHOWERS AND THUNDERSTORMS WILL BE POSSIBLE MOST OF WEDNESDAY...
WITH HEAVY RAIN POSSIBLE. SLOW MOVING THUNDERSTORMS WILL BE
CAPABLE OF PRODUCING ONE TO TWO INCHES OF RAIN IN LESS THAN AN
HOUR. A FLASH FLOOD WATCH WILL REMAIN IN PLACE FOR MOST OF NORTH
CENTRAL AND NORTHEAST COLORADO THROUGH 6 PM WEDNESDAY.

FROM THURSDAY THROUGH MONDAY...TEMPERATURES WILL BE SLIGHTLY
WARMER...BUT THE THREAT OF HEAVY RAIN FROM THUNDERSTORMS WILL
CONTINUE. MONSOONAL MOISTURE WILL CONTINUE MOVING OVER THE STATE
AS THE UPPER LEVEL RIDGE REMAINS OVER THE STATE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT BUT
RAINFALL REPORTS WILL BE APPRECIATED.

$$



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