Hazardous Weather Outlook
Issued by NWS Denver/Boulder, CO

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FLUS45 KBOU 211053
HWOBOU

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
453 AM MDT THU MAY 21 2015

COZ030>051-212300-
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-
453 AM MDT THU MAY 21 2015

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

.DAY ONE...TODAY AND TONIGHT

SCATTERED RAIN AND SNOW SHOWERS WILL DEVELOP OVER THE MOUNTAINS BY
LATER THIS MORNING AND BECOME MORE WIDESPREAD LATE IN THE DAY AND
TONIGHT. THE SNOW LEVEL WILL INITIALLY BE QUITE HIGH...AROUND
11000 FEET AND DROP TO NEAR 10000 FEET BY FRIDAY MORNING. SNOW
ACCUMULATIONS OF 4 TO 8 INCHES CAN BE EXPECTED OVER THE HIGH
MOUNTAIN PASSES...HEAVIEST OVER NORTHERN PARK COUNTY. THERE COULD
BE AN EMBEDDED THUNDERSTORM WHICH MAY RESULT IN A QUICK BURST OF
HEAVIER SNOW.

RAIN SHOWERS WILL SPREAD OVER THE PLAINS TONIGHT WITH RAINFALL AMOUNTS
ANYWHERE FROM A QUARTER OF AN INCH TO AROUND THREE QUARTERS OF AN
INCH BY FRIDAY AFTERNOON. WITH ALREADY SATURATED SOILS...EXPECT
SOME MINOR FLOODING OF FIELDS AND LOW LYING AREAS AGAIN WHILE
RIVER LEVELS RISE A BIT MORE BY FRIDAY MORNING. THE ARRIVAL OF
MORE RAIN AND SNOW ARE DUE TO AN UPPER LEVEL STORM SYSTEM
GATHERING OVER CALIFORNIA AND ARIZONA.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

DAILY SHOWERS AND THUNDERSTORMS CAN BE EXPECTED THROUGH THE
MIDDLE OF NEXT WEEK AS A SERIES OF WEATHER DISTURBANCES PASS OVER
COLORADO. LATE DAY STORMS ON FRIDAY MAY PRODUCE LOCALLY HEAVY
RAINFALL AND HAIL...POSSIBLY LEADING TO HIGHER FLOWS ON CREEKS AND
STREAMS IN THE WELD AND MORGAN COUNTY AREAS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

$$
ENTREKIN/BAKER


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