Area Forecast Discussion
Issued by NWS Denver/Boulder, CO

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FXUS65 KBOU 240314
AFDBOU

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
814 PM MST MON FEB 23 2015

.UPDATE...
ISSUED AT 814 PM MST MON FEB 23 2015

WILL UPDATE TO DROP TEMPERATURES...MAINLY IN LOW LYING AREAS WHERE
TEMPERATURES ARE EXPECTED TO SLOWLY FALL THROUGH THE NIGHT.
OVER HIGHER AREAS SUCH AS THE FOOTHILLS AND PALMER DIVIDE...WARM
AIR ADVECTION WILL CAUSE TEMPERATURES TO REMAIN STEADY OR SLOWLY
RISE OVERNIGHT. SKIES WILL REMAIN MOSTLY CLEAR OVERNIGHT AND MOST
OF TUESDAY.

&&

.SHORT TERM...(THIS EVENING THROUGH TUESDAY)
ISSUED AT 153 PM MST MON FEB 23 2015

THERE IS STILL SOME STRATUS AROUND AND IT IS SLOW IN DISSIPATING.
THERE IS ALSO SOME HIGH AND MID CLOUDINESS FROM THE UPPER LOW OVER
CALIFORNIA. THERE MAY BE A FEW LIGHT SNOW SHOWERS ALONG THE
DIVIDE. MODELS HAVE THE UPPER TROUGH PUSH SOUTHWARD THIS
EVENING...WITH WEAK NORTHEASTERLY FLOW ALOFT FOR THE CWA BY 12Z
TUESDAY MORNING. WEAK NORTHERLY FLOW ALOFT IS PROGGED ON TUESDAY.
THERE IS WEAK DOWNWARD QG VERTICAL VELOCITY TONIGHT...THEN WEAK
UPWARD PROGGED ON TUESDAY. THE BOUNDARY LAYER FLOW WILL BE A
COMBINATION OF DOWNSLOPING AND NORMAL DRAINAGE...THEN MAINLY WEAK
DOWNSLOPING ON TUESDAY. FOR MOISTURE...IT IS DRY OVERNIGHT AND
PRETTY DRY ON TUESDAY. THE QPF FIELDS HAVE A TINY BIT OF
MEASURABLE SNOWFALL OVER PARK COUNTY THIS EVENING...THEN NOTHING
THROUGH TUESDAY ANYWHERE. WILL HAVE SOME LINGERING POPS EARLY THIS
EVENING FOR THE SOUTHWEST...THEN NOTHING. FOR TEMPERATURES...
TUESDAY`S HIGHS ARE 1`0-14 C WARMER THAN TODAY`S.

.LONG TERM...(TUESDAY NIGHT THROUGH MONDAY)
ISSUED AT 153 PM MST MON FEB 23 2015

LOOKS LIKE A UNSETTLED WEEK WITH A CONTINUATION OF COLD
TEMPERATURES AND MORE CHANCES OF SNOW UNDER THE NORTHWEST FLOW
REGIME. THE NEXT COLD FRONT AND UPPER TROF WILL MOVE OVER COLORADO
ON WEDNESDAY AFTERNOON WITH DEEPENING MOISTURE AND SOME UPSLOPE
FLOW. COULD BE BURST OF MODERATE TO HEAVY SNOW BEHIND THE FRONT
WITH STEEP LAPSE RATES AND EVEN SOME SURFACE BASED CAPE. NOT VERY
GOOD TIMING AS THIS MAY COINCIDE WITH EVENING RUSH HOUR. AT THIS
TIME...2-4 INCHES OVER THE URBAN CORRIDOR AND A BIT MORE OVER THE
FOOTHILLS. PERSISTENT LIGHT SNOW LIKELY TO CONTINUE THROUGH
WEDNESDAY NIGHT AND EVEN ON THURSDAY WITH LIGHT EASTERLY UPSLOPE
FLOW AND WEAK QG ASCENT. TEMPERATURES WILL BECOME MUCH COLDER
AGAIN FOR THURSDAY AND FRIDAY WITH READINGS ONLY IN THE 20S ACROSS
THE PLAINS.

LOOKS LIKE A BRIEF BREAK FROM THE SNOW FOR A TIME FRIDAY AND
EARLY SATURDAY BEFORE THE NEXT SYSTEM AND COLD FRONT DROPS INTO
THE GREAT BASIN ON SATURDAY. MORE SNOW POSSIBLE AGAIN FROM
SATURDAY AFTERNOON THROUGH EARLY SUNDAY BEFORE DIMINISHING SUNDAY
NIGHT WITH DRIER AND MORE SUBSIDENT AIR FROM THE NORTH. WONT GO TO
HIGH ON THE POPS YET AS THERE ARE STILL SOME TIMING DIFFERENCES
SHOWING UP ON THE LONG RANGE MODELS.

&&

.AVIATION...(FOR THE TAFS THROUGH 06Z TUESDAY EVENING)
ISSUED AT 814 PM MST MON FEB 23 2015

VFR CONDITIONS WILL PREVAIL THE NEXT 24 HOURS UNDER MOSTLY CLEAR
SKIES. NORMAL SOUTH-SOUTHWEST DRAINAGE WINDS WILL PREVAIL TONIGHT
AT KDEN AND KAPA. LIGHT SOUTH TO SOUTHWEST WINDS ARE EXPECTED TO
CONTINUE THROUGH TUESDAY.

&&

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

$$

UPDATE...MEIER
SHORT TERM...RJK
LONG TERM...ENTREKIN
AVIATION...MEIER


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