Area Forecast Discussion
Issued by NWS Denver/Boulder, CO

Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50

000
FXUS65 KBOU 180928
AFDBOU

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
328 AM MDT FRI JUL 18 2014

.SHORT TERM...(TODAY THROUGH TONIGHT )
ISSUED AT 328 AM MDT FRI JUL 18 2014

UPPER LEVEL RIDGE WILL EXTEND FROM WESTERN TEXAS TO NEVADA TODAY.
THIS WILL PRODUCE A NORTHWEST FLOW ALOFT ACROSS COLORADO. WATER
VAPOR SHOWING A SHORT WAVE TROUGH OVER EASTERN IDAHO AND WESTERN
WYOMING AT THIS TIME. THIS WAVE WILL MOVE SOUTHEAST INTO COLORADO
LATER TODAY. IT IS ALREADY PRODUCING MID LEVEL CLOUDS AND A FEW WEAK
SHOWERS OVER WYOMING. AS THIS WAVE DROPS INTO COLORADO...IT WILL
COINCIDE WITH AFTERNOON HEATING AND TRIGGER SCATTERED TO ISOLATED
THUNDERSTORMS.  IN ADDITION TO THIS WAVE...CONVERGENCE ALONG A
SURFACE TROUGH WILL MOVE ACROSS NORTHEAST COLORADO.

AIRMASS WILL BE ON THE DRY SIDE TODAY WITH PRECIPITABLE WATER VALUES
BETWEEN THREE QUARTERS OF AN INCH TO ONE INCH. DEW POINTS WILL FALL
INTO THE 40S AND UPPER 30S THIS AFTERNOON. EXPECT THE STORMS TO BE
HIGH BASED WITH WIND GUSTS TO 40 MPH POSSIBLE. BRIEF MODERATE TO
HEAVY RAIN WILL BE POSSIBLE UNDER THE STORMS. CAPES WILL BE LESS
THAN 500 J/KG AND SHEAR WILL BE LIMITED SO THE THREAT FOR SEVERE
STORMS WILL BE LOW...THOUGH AN ISOLATED WIND GUST TO 60 MPH CANNOT
BE TOTALLY RULED OUT. HOWEVER THREAT WILL BE VERY LOW AND WILL NOT
MENTION IN THE HWO. COULD SEE A STRONGER STORM ON THE EAST SIDE OF
THE SURFACE TROUGH WHERE MOISTURE WILL BE GREATER.

EXCEPT FOR LOW CLOUDS OVER FAR EASTERN COLORADO...MOSTLY SUNNY SKIES
THIS MORNING WILL ALLOW FOR GOOD HEATING. HIGHS WILL BE WARMER TODAY
WITH READINGS IN THE UPPER 80S TO LOWER 90S.

.LONG TERM...(SATURDAY THROUGH THURSDAY)
ISSUED AT 328 AM MDT FRI JUL 18 2014

AN UPPER LEVEL RIDGE WILL BEGIN TO BUILD NORTHWARD INTO THE AREA
FM SAT INTO SUN WITH THE FLOW ALOFT BECOMING MORE WSW. OVERALL
MOISTURE WILL DECREASE ON SAT AND THEN INCREASE SLIGHTLY ON SUN.
APPEARS TSTM ACTIVITY WILL BE IN THE ISOLD TO WDLY SCT RANGE ON
SAT WITH SLIGHTLY BETTER COVERAGE ON SUN. MEANWHILE TEMPS WILL
CONTINUE TO RISE WITH READINGS IN THE 90S BOTH DAYS ACROSS NERN
CO.

FOR MON AND TUE AND UPPER LEVEL HIGH WILL BE OVER THE RGN WITH
LIMITED MOISTURE SO WILL KEEP TSTM COVERAGE IN THE ISOLD TO WDLY
SCT RANGE WITH THE BEST CHC IN THE MTNS. TEMPS WILL CONTINUE HOT
WITH READINGS IN THE 95 TO 100 DEGREE RANGE OVER NERN CO.

BY MID WEEK THE UPPER LEVEL HIGH WILL CONTINUE OVER THE CNTRL AND
SRN ROCKIES. SOME MONSOON MOISTURE MAY BEGIN TO AFFECT THE AREA
WITH A SLIGHTLY BETTER CHC FOR TSTMS WED AND THU. TEMPS WILL
REMAIN ABV NORMAL WITH HIGHS STILL INTO THE 90S BOTH DAYS ACROSS
NERN CO.

&&

.AVIATION...(FOR THE TAFS THROUGH 12Z SATURDAY MORNING)
ISSUED AT 328 AM MDT FRI JUL 18 2014

LOW CLOUDS AND PATCHY FOG WILL REMAIN WELL EAST OF THE DENVER AREA
THIS MORNING. LIGHT WINDS WILL TURN NORTHWESTERLY BY THIS AFTERNOON.
WINDS WILL CONTINUE TO TURN CLOCKWISE THROUGH THE DAY AND END UP
SOUTHWESTERLY BY 06Z. THERE WILL BE ISOLATED TO SCATTERED
THUNDERSTORMS THIS AFTERNOON...WITH THE BEST CHANCE BEING 20Z TO
01Z. THE STORMS WILL BE HIGH BASED. BRIEF MODERATE TO HEAVY RAIN AND
GUSTING OUTFLOW WINDS UP TO 40 KNOTS WILL BE POSSIBLE WITH THE
STRONGER STORMS.

&&

.HYDROLOGY...
ISSUED AT 328 AM MDT FRI JUL 18 2014

ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND
EARLY EVENING. QUICK MOVING STORMS AND LIMITED MOISTURE WILL KEEP
THE THREAT FOR FLASH FLOODING VERY LOW.

THERE WILL ONLY BE A SLIGHT CHANCE OF AFTERNOON AND EARLY EVENING
THUNDERSTORMS THIS WEEKEND. MOISTURE WILL BE LIMITED SO HEAVY
RAINFALL IS NOT EXPECTED.

&&

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

$$

SHORT TERM...MEIER
LONG TERM...RPK
AVIATION...MEIER
HYDROLOGY...MEIER/RPK



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.