Severe Thunderstorm Warning 70, NWS Denver/Boulder, CO

NORTHEAST AND NORTH CENTRAL COLORADO AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER COLORADO
230 AM MDT THU JUN 28 2001

PERSISTENCE APPEARS TO BE BEST FORECAST FOR NEXT TWO DAYS.  UPR
RIDGE REMAIN IN PLACE WITH SOME LINGERING MSTR UNDER RIDGE. 700 MB
WNDS TODAY MUCH LIKE YDAY WITH WK UPSLP NELY FLOW TO EAST SIDE OF
CONTINENTAL DIVIDE...WHILE DRY AIR REMAINS ANCHORED WEST OF DIVIDE.
THIS WILL GIVE MSTLY ISOLD TSTMS THIS AFTN/ EVNG IN FTLS AND
MTNS...AND MAYBE IN URBAN CORRIDOR/ PALMER DIVIDE BUT EXPCT PLAINS
TO REMAIN DRY.

SAT A BIT DIFFERENT...WITH AN UPR TROF MOVG ACRS WY AND 700MB FLOW
BCMG WESTERLY.  SEE NO EVIDENCE OF SURGE MENTIONED IN PVS AFD.  AMS
WILL REMAIN DRY SAT WITH A FEW TSTMS OMTNS...THEN LOW LVL FLOW WILL
HAVE SOME MSTR RETURN TO PLAINS...SO BY SAT NIGHT WILL SEE A FEW
TSTMS NERN PLAINS.

NEXT SURGE SHUD MOVE INTO NERN CO BEHIND THE SAT/ SAT EVNG TROF AS A
SFC HIGH DZROPS INTO DAKS.  THEN IT WILL BE HARD TO SORT OUT POPS DAY
TO DAY...AS ANOTHER SURGE EXPCTD TUESDAY...BUT TIMING COULD BE OFF.
NO CHANGES TO EXTDD...WILL LEAVE MENTION OF TSTMS EACH DAY BEGINNING
SUNDAY.   RTG

DEN...NONE.

COZ030>051-292000-

SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER CO
1010 AM MDT FRI JUN 29 2001

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ADAMS     ARAPAHOE     BOULDER   CLEAR CREEK   DENVER       DOUGLAS
ELBERT    GILPIN       GRAND     JACKSON       JEFFERSON    LARIMER
LINCOLN   LOGAN        MORGAN    PARK          PHILLIPS     SEDGWICK
SUMMIT    WASHINGTON   WELD

SYNOPSIS:  A BURGEONING MASS OF HIGH PRESSURE HAS FOUND A HOME OVER
THE FOUR-CORNERS REGION.  THEREFORE...HOT AND MOSTLY DRY WEATHER CAN
BE EXPECTED TODAY.  THE ATMOSPHERE IS SLIGHTLY MORE UNSTABLE THAN
YESTERDAY AND ISOLATED THUNDERSTORMS ARE EXPECTED TO DEVELOP LATE
THIS LATE AFTERNOON OVER THE MOUNTAINS AND FOOTHILLS.  SINCE THE
LOWER ATMOSPHERE IS VERY DRY...THE STORMS WILL PRODUCE A LOT OF WIND
AND LIGHTNING...BUT LITTLE RAIN.  A FEW STORMS MAY MOVE INTO THE
FRONT lRANGE TOWARD EVENING...BUT WILL HAVE LITTLE CHANCE AT SURVIVAL
ACROSS THE EASTERN PLAINS.

SPOTTER ACTIVATION IS NOT ANTICIPATED.

COZ030>051-292000-

SIGNIFICANT WEATHER OUTLOOK FOR NORTHEAST AND NORTH CENTRAL COLORADO
NATIONAL WEATHER SERVICE DENVER CO
1235 PM MDT FRI JUN 29 2001

THIS OUTLOOK PERTAINS TO THE FOLLOWING COLORADO COUNTIES

ADAMS     ARAPAHOE     BOULDER   CLEAR CREEK   DENVER       DOUGLAS
ELBERT    GILPIN       GRAND     JACKSON       JEFFERSON    LARIMER
LINCOLN   LOGAN        MORGAN    PARK          PHILLIPS     SEDGWICK
SUMMIT    WASHINGTON   WELD

SYNOPSIS:  A WEAK BOUNDARY FROM WYOMING DRIFTING INTO NORTHERN WELD
COUNTY HAS BEEN THE FOCUS FOR SOME THUNDERSTORM ACTIVITY EARLY THIS
AFTERNOON.  THIS BOUNDARY WILL BE THE FOCUS FOR FURTHER THUNDERSTORM
DEVELOPMENT IN THE PLAINS THIS AFTERNOON.  THE BOUNDARY WILL SINK
SOUTHEASTWARD INTO WASHINGTON AND MORGAN COUNTY COUNTY LATER THIS
AFTERNOON.  ALTHOUGH WIDESPREAD SEVERE THUNDERSTORMS ARE NOT
EXPECTED...A FEW THUNDERSTORMS MAY REACH SEVERE LEVELS DUE TO WINDS
IN EXCESS OF 55 MPH AND ONE INCH-DIAMETER HAIL.

ELSEWHERE...THUNDERSTORMS WILL CONTINUE TO DEVELOP ALONG THE
FOOTHILLS AND IN THE MOUNTAINS THROUGHOUT THE AFTERNOON.  A FEW OF
THESE THUNDERSTORMS MAY DRIFT INTO THE FRONT RANGE AREA BY LATE
AFTERNOON.  THESE STORMS WILL PRODUCE MAINLY STRONG WINDS.

SPOTTER ACTIVATION IS NOT ANTICIPATED.