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Hazardous Weather Outlook

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1117 AM MDT TUE JUL 29 2014

COZ030>051-301730-
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-
1117 AM MDT TUE JUL 29 2014

...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 DEVELOP IN THE MOUNTAINS AND FOOTHILLS DURING
THE EARLY AFTERNOON AND ACROSS THE ADJACENT PLAINS BY MID TO LATE
AFTERNOON. A LARGE AREA OF RAIN WILL DEVELOP WITH EMBEDDED SLOW
MOVING THUNDERSTORMS PRODUCING HEAVY RAIN. SOME OF THE STORMS WILL
PRODUCE RAINFALL RATES OF ONE TO TWO INCHES PER HOUR THAT MAY STAY
OVER AN AREA FOR SEVERAL HOURS. THE MAIN AREA OF RAIN IS EXPECTED
TO MOVE FROM THE MOUNTAINS ONTO THE PLAINS BY LATE TONIGHT...BUT
ADDITIONAL THUNDERSTORM DEVELOPMENT IS EXPECTED OVER THE MOUNTAINS
DURING THE NIGHT SO THE HEAVY RAIN THREAT WILL CONTINUE AT LEAST
THROUGH THIS EVENING.

WIDESPREAD RAIN AMOUNTS OF ONE TO TWO INCHES ARE EXPECTED...WITH A
BIT LESS IN AREAS EAST OF STERLING AND AKRON. THERE WILL LIKELY BE
AREAS WHERE HEAVY THUNDERSTORMS DEVELOP THAT GET 3 TO 6 INCHES OF
RAIN OVER A SEVERAL HOUR PERIOD...WHICH WILL BE ENOUGH TO CAUSE
FLOODING. IT IS TOO EARLY TO TELL EXACTLY WHERE AND WHEN THIS WILL
OCCUR...BUT THE MAIN THREAT WILL BE THIS AFTERNOON OVER THE
MOUNTAINS...FROM MID AFTERNOON INTO THE EVENING OVER THE FOOTHILLS
AND FRONT RANGE CITIES...AND OVERNIGHT ON THE PLAINS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

A COOL AND MOIST AIRMASS WILL BE OVER THE REGION WEDNESDAY WITH
WEAK WINDS ALOFT. IN ADDITION...LOW LEVEL UPSLOPE FLOW WILL KEEP
EASTERLY WINDS INTO THE FOOTHILLS. SHOWERS AND THUNDERSTORMS WILL
BE POSSIBLE FOR MUCH OF THE DAY...WITH HEAVY RAIN POSSIBLE. SLOW
MOVING THUNDERSTORMS WILL BE CAPABLE OF PRODUCING ONE TO TWO
INCHES OF RAIN IN LESS THAN AN HOUR. IN ADDITION...THE EASTERLY
LOW LEVEL WINDS WILL HELP HOLD SHOWERS AGAINST THE FOOTHILLS. A
FLASH FLOOD WATCH WILL REMAIN IN PLACE FOR MUCH OF NORTH CENTRAL
AND NORTHEAST COLORADO THROUGH 6 PM WEDNESDAY.

FROM THURSDAY THROUGH MONDAY...AN UPPER LEVEL RIDGE WILL REMAIN
OVER COLORADO WITH SLIGHTLY WARMER TEMPERATURES. THERE WILL BE
ENOUGH MONSOONAL MOISTURE FOR A CHANCE OF AFTERNOON AND EVENING
THUNDERSTORMS EACH DAY...MAINLY ACROSS THE MOUNTAINS. HEAVY RAIN
WILL BE POSSIBLE WITH THE STORMS.

.SPOTTER INFORMATION STATEMENT...

FORMAL SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY BUT REPORTS OF
HEAVY RAINFALL OR FLOODING WILL BE APPRECIATED.

$$

GIMMESTAD/LESZCYNSKI




Short Term Forecast

SHORT TERM FORECAST
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
736 PM MDT TUE JUL 29 2014

COZ035-036-038>043-045-300345-
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-
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-
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-
INCLUDING...ESTES PARK...GLENDEVEY...NEDERLAND...
RED FEATHER LAKES...BAILEY...CENTRAL CITY...EVERGREEN...
GEORGETOWN...IDAHO SPRINGS...WESTCREEK...FORT COLLINS...
HEREFORD...LOVELAND...NUNN...ARVADA...BOULDER...GOLDEN...
LAKEWOOD...LONGMONT...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR...
BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...EATON...
FORT LUPTON...GREELEY...ROGGEN...BENNETT...BYERS...DEER TRAIL...
LEADER
736 PM MDT TUE JUL 29 2014

.NOW...
SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE NORTHERN FRONT
FRONT RANGE THROUGH THE EVENING. SCATTERED STORMS OVER THE DENVER
METRO AREA WILL BE ON THE DECREASE. FLOOD PRODUCING STORMS WILL
CONTINUE ACROSS PORTIONS OF WELD AND EASTERN LARIMER COUNTIES.
RAINFALL RATES UP TO ONE-AND-A-HALF INCHES PER HOUR WILL BE
POSSIBLE WITH SOME OF THE STORMS. STAY TUNED FOR MORE DETAILED
WARNINGS...AND STAY OUT OF FLOODED AREAS.

$$



Flash Flood Watch

FLOOD WATCH
NATIONAL WEATHER SERVICE DENVER CO
152 PM MDT TUE JUL 29 2014

...FLASH FLOODING LIKELY FOR THE FRONT RANGE AND EASTERN PLAINS
THIS AFTERNOON THROUGH WEDNESDAY AFTERNOON...

.A VERY MOIST AIRMASS...LIGHT WINDS ALOFT...AND A WEAK UPPER LEVEL
TROUGH WILL PRODUCE THUNDERSTORMS WITH HEAVY RAIN THIS AFTERNOON
AND TONIGHT. THE MAIN THREAT FOR AREAS IN AND NEAR THE FRONT RANGE
WILL BE THIS AFTERNOON AND EVENING...WHILE ON THE PLAINS THE MAIN
THREAT WILL BE OVERNIGHT TONIGHT. GENERAL RAINFALL AMOUNTS
THROUGH WEDNESDAY WILL RANGE FROM 1 TO 3 INCHES. THERE WILL LIKELY
BE AREAS WHERE SLOW MOVING THUNDERSTORMS PRODUCE VERY HEAVY
RAINFALL FOR SEVERAL HOURS...PRODUCING 3 TO 6 INCHES OF RAIN OVER
A LOCALIZED AREA IN A FEW HOURS. AT THIS TIME IT IS DIFFICULT TO
PREDICT EXACTLY WHEN AND WHERE THESE HEAVIER THUNDERSTORMS WILL
DEVELOP.

ADDITIONAL SHOWERS AND THUNDERSTORMS ARE EXPECTED WEDNESDAY AS
ANOTHER TROUGH PASSES OVER THE STATE. THERE WILL STILL BE A THREAT
OF HEAVY RAIN AND FLOODING...THOUGH THE RISK WILL BE LOWER ON
WEDNESDAY THAN TONIGHT.

COZ033>047-049-300600-
/O.CON.KBOU.FF.A.0004.140729T2000Z-140731T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
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-
WASHINGTON COUNTY-
INCLUDING THE CITIES OF...CAMERON PASS...
LARAMIE AND MEDICINE BOW MOUNTAINS...RABBIT EARS RANGE...
ROCKY MOUNTAIN NATIONAL PARK...WILLOW CREEK PASS...
BERTHOUD PASS...BRECKENRIDGE...EAST SLOPES MOSQUITO RANGE...
EAST SLOPES SOUTHERN GORE RANGE...EISENHOWER TUNNEL...
INDIAN PEAKS...KENOSHA MOUNTAINS...MOUNT EVANS...
WILLIAMS FORK MOUNTAINS...WINTER PARK...ESTES PARK...GLENDEVEY...
NEDERLAND...RED FEATHER LAKES...BAILEY...CENTRAL CITY...
EVERGREEN...GEORGETOWN...IDAHO SPRINGS...WESTCREEK...FAIRPLAY...
HARTSEL...LAKE GEORGE...SOUTH PARK...FORT COLLINS...HEREFORD...
LOVELAND...NUNN...ARVADA...BOULDER...GOLDEN...LAKEWOOD...
LONGMONT...AURORA...BRIGHTON...CITY OF DENVER...
DENVER INTERNATIONAL AIRPORT...HIGHLANDS RANCH...LITTLETON...
PARKER...CASTLE ROCK...ELBERT...FONDIS...KIOWA...LARKSPUR...
BRIGGSDALE...GROVER...PAWNEE BUTTES...RAYMER...STONEHAM...EATON...
FORT LUPTON...GREELEY...ROGGEN...BRUSH...FORT MORGAN...GOODRICH...
WIGGINS...BENNETT...BYERS...DEER TRAIL...LEADER...AGATE...HUGO...
LIMON...MATHESON...FORDER...KARVAL...KUTCH...PUNKIN CENTER...
AKRON...COPE...LAST CHANCE...OTIS
152 PM MDT TUE JUL 29 2014

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY
AFTERNOON...

THE FLASH FLOOD WATCH CONTINUES FOR

* PORTIONS OF CENTRAL COLORADO...EAST CENTRAL COLORADO...NORTH
  CENTRAL COLORADO AND NORTHEAST COLORADO. THE WATCH INCLUDES
  AREAS FROM THE FRONT RANGE MOUNTAINS AND MOSQUITO RANGE EASTWARD
  TO WELD...MORGAN...WASHINGTON AND LINCOLN COUNTIES.

* THROUGH WEDNESDAY AFTERNOON

* WIDESPREAD SHOWERS AND THUNDERSTORMS WILL PRODUCE 1 TO 3 INCHES
  OF RAIN THIS AFTERNOON THROUGH WEDNESDAY. SOME THUNDERSTORMS MAY
  BE STATIONARY OR REDEVELOP OVER THE SAME PLACES AND PRODUCE
  EVEN HIGHER RAINFALL AMOUNTS OVER SMALLER AREAS.

* FLASH FLOODING OF LOW LYING AREAS...CREEKS AND STREAMS IS LIKELY
  TO OCCUR IN SEVERAL LOCATIONS THIS AFTERNOON AND EVENING. ROCK
  AND MUD SLIDES ARE ALSO LIKELY IN THE FOOTHILLS. IF YOU LIVE IN
  FLOOD PRONE AREAS OR WILL BE TRAVELING...STAY ALERT TO THE
  LATEST WARNINGS AND BE PREPARED FOR RAPIDLY RISING WATER
  LEVELS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD
TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION.
BE PREPARED TO EVACUATE LOW LYING AREAS AND MOVE TO HIGHER GROUND
SHOULD FLOODING DEVELOP OR A WARNING BE ISSUED. BE AWARE OF THE
FLOODING DANGER TODAY...STAY OUT OF FLOODED AREAS AND DO NOT DRIVE
ON FLOODED ROADS.

&&

GIMMESTAD


$$




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NOAA National Weather Service
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Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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