Area Forecast Discussion
Issued by NWS Denver/Boulder, CO

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FXUS65 KBOU 190907
AFDBOU

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
307 AM MDT SUN OCT 19 2014

.SHORT TERM...(TODAY THROUGH TONIGHT )
ISSUED AT 307 AM MDT SUN OCT 19 2014

A WEAK SOUTHWESTERLY FLOW ALOFT WILL BE OVER COLORADO TODAY WITH
THE UPPER RIDGE AXIS SHIFTING JUST TO THE EAST OF COLORADO AND AN
UPPER LEVEL LOW OVER SERN AZ/MX. AS WAS THE CASE YESTERDAY...
SUBTROPICAL MOISTURE AHEAD OF THIS UPPER LOW IS PROGGED TO ADVECT
INTO WRN AND SRN CO THIS AFTN. IF ANY SHOWERS/TSTMS DEVELOP TODAY
IT WILL BE IN THE MOUNTAINS SOUTHWEST OF DENVER...MAINLY ISOLATED
COVERAGE THERE.  ELSEWHERE...JUST SOME SCT- BKN MID AND UPPER
LEVEL MOISTURE...OTHERWISE DRY. IT WILL BE A LITTLE WARMER WITH
HIGHS TODAY IN THE LOWER 70S...6-8 DEGREES ABOVE NORMAL. FOR
TONIGHT...THE UPPER LOW WILL REMAIN WELL TO THE SOUTH OF COLORADO
WITH SOME DECREASE IN CLOUDINESS OVERNIGHT.

.LONG TERM...(MONDAY THROUGH SATURDAY)
ISSUED AT 307 AM MDT SUN OCT 19 2014

AN UPPER LEVEL RIDGE OVER COLORADO WILL SHIFT EAST OF THE AREA BY
MONDAY EVENING. COULD BE ENOUGH MOISTURE AND INSTABILITY FOR WEAK
SHOWERS OR THUNDERSTORMS OVER THE CENTRAL MOUNTAINS MONDAY AFTERNOON
AND EARLY EVENING. TEMPERATURES WILL BE ABOVE NORMAL WITH HIGHS IN
THE LOWER TO MID 70S.

SOUTHWEST FLOW ALOFT WILL INCREASE TUESDAY AHEAD OF AN APPROACHING
TROUGH. A DEEPENING LEE SIDE SURFACE TROUGH WILL PRODUCE BREEZY
CONDITIONS OVER THE PLAINS TUESDAY AFTERNOON WITH GUSTS TO 20 TO 30
MPH. MOISTURE AND INSTABILITY WILL INCREASE OVER THE MOUNTAINS WITH
A CHANCE FOR AFTERNOON AND EVENING SHOWERS AND STORMS. AS THIS
SYSTEM MOVES ACROSS THE STATE...IT WILL BRING A GOOD CHANCE FOR RAIN
AND SNOW TO THE HIGHER TERRAINS WITH SCATTERED SHOWERS ALONG THE
FRONT RANGE AND ACROSS THE EASTERN PLAINS. A COLD FRONT WILL PUSH
THROUGH THE STATE TUESDAY NIGHT. HIGHS WEDNESDAY BEHIND THE FRONT
WILL BE COOLER...BUT STILL NEAR NORMAL FOR THIS TIME OF YEAR. THIS
SYSTEM WILL EXIT THE AREA WEDNESDAY NIGHT. ANY SHOWERS OR
THUNDERSTORMS WILL END QUICKLY WEDNESDAY EVENING AS DRIER AND MORE
STABLE AIR MOVES INTO THE AREA.

AN UPPER LEVEL RIDGE WILL BUILD OVER THE DESERT SOUTHWEST AND FOUR
CORNERS THURSDAY. A NORTHERLY FLOW BEHIND THE EXITING SYSTEM WILL
KEEP TEMPERATURES ON THE COOL SIDE THURSDAY. THE RIDGE WILL SHIFT
EAST OVER THE CENTRAL AND SOUTHERN ROCKIES FRIDAY AND SATURDAY.
TEMPERATURES WILL WARM BACK UP FRIDAY AND SATURDAY AS DRY CONDITIONS
PREVAIL.

&&

.AVIATION...(FOR THE TAFS THROUGH 12Z MONDAY MORNING)
ISSUED AT 307 AM MDT SUN OCT 19 2014

VFR CONDITIONS OVER THE NEXT 24 HRS. THE SFC PRESSURE GRADIENT
WILL BE FAIRLY RELAXED SO TYPICAL DIURNAL WIND PATTERN EXPECTED AT
THIS TIME. SLY WINDS THIS MORNING...THEN NELY THIS AFTN...BACK TO
DRAINAGE THIS EVENING.

&&

.BOU WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

$$

SHORT TERM...COOPER
LONG TERM...MEIER
AVIATION...COOPER



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