Flash Flood Warning 2, NWS Grand Junction, CO

COZ001>012-014-015-017>023-UTZ023>027-030800-

WESTERN COLORADO & EASTERN UTAH AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
157 PM MDT MON JUN 2 1997

A LINE OF SHWRS AND EMBEDDED TSTMS STRETCHING FM VEL TO PUC SLOWLY
DRIFTING ENE EARLY THIS AFTN AHD OF S/WV IN W-SWLY FLOW ALOFT. S/WV
PROGD TO MOVE TO XTRM NE UT BY 00Z AND ALONG THE CO/WY BDR FM 00Z TO 06Z
TUE. RH FIELD FAIRLY MOIST ACROSS THE NRN HALF OF THE FA...THRFR XPCT
COMBINED AFFECT OF DAYTIME HTG AND WK DYNAMICS TO KEEP SCT CONVECTIVE
ACTIVITY GOING INTO THIS EVENING OVR NE UT AND NRN CO.

KGJX RADAR SHOWS SOME WDLY SCT LGT SHWRS...SOME OF WHICH ARE PROBABLY
NOT REACHING GROUND DUE TO DRY AIRMASS BTWN 7 AND 5H. LACK OF DYNAMICS
AND SIGNIFICANT MSTR COMBINED WITH DIURNAL COOLING WL RESULT IN SHWRS
AND FEW EMBEDDED TSTMS ENDING EARLY THIS EVENING.

MODELS CONSISTENT IN SHOWING GOOD DRYING IN THE WAKE OF THE S/WV
DESCRIBED ABV...THRFR CURRENT PACKAGE ON TARGET WITH CLEARING LATER
TNGT. OVRNGT LOWS LIKELY TO BE A BIT COOLER WITH CLRG AND PASSAGE OF WK
S/WV. MOS TEMP FCST APPRS TO CAPTURE THIS TREND.

NL

UTZ024-022115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
215 PM MDT MON JUN 2 1997

...STRONG THUNDERSTORM SOUTH OF VERNAL...

A STRONG THUNDERSTORM WILL MOVE OVER HIGHWAY 40...15 MILES EAST
OF VERNAL AROUND AT 240 PM THIS AFTERNOON.

ACCORDING TO DOPPLER RADAR AT 210 PM THE STORM WAS 15 MILES
SOUTH OF VERNAL OVER OPEN COUNTRY MOVING EAST-NORTHEAST AT 20
MPH.

THIS THUNDERSTORM MAY BRING DEADLY LIGHTNING...ALONG WITH 1/2
INCH DIAMETER OR SMALLER HAIL...GUSTY WINDS AROUND 30 MPH AND
HEAVY RAINFALL.

IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE TO THE SKY. DEADLY LIGHTNING CAN
OCCUR WITH ALL THUNDERSTORMS. IF A THUNDERSTORM APPROACHES...GET
INDOORS OR IN A VEHICLE. LIGHTNING CAN STRIKE SEVERAL MILES AWAY
FROM THE STORM...WHERE IT IS NOT RAINING AND WHERE YOU MAY BE.

NL

UTZ024-022115-

SPECIAL WEATHER STATEMENT...CORRECTION TO TYPO LINE 2
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
215 PM MDT MON JUN 2 1997

...STRONG THUNDERSTORM SOUTH OF VERNAL...

A STRONG THUNDERSTORM WILL MOVE OVER HIGHWAY 40...15 MILES EAST
OF VERNAL AT AROUND 240 PM THIS AFTERNOON.

ACCORDING TO DOPPLER RADAR AT 210 PM THE STORM WAS 15 MILES
SOUTH OF VERNAL OVER OPEN COUNTRY MOVING EAST-NORTHEAST AT 20
MPH.

THIS THUNDERSTORM MAY BRING DEADLY LIGHTNING...ALONG WITH 1/2
INCH DIAMETER OR SMALLER HAIL...GUSTY WINDS AROUND 30 MPH AND
HEAVY RAINFALL.

IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE TO THE SKY. DEADLY LIGHTNING CAN
OCCUR WITH ALL THUNDERSTORMS. IF A THUNDERSTORM APPROACHES...GET
INDOORS OR IN A VEHICLE. LIGHTNING CAN STRIKE SEVERAL MILES AWAY
FROM THE STORM...WHERE IT IS NOT RAINING AND WHERE YOU MAY BE.

NL

COZ003-UTZ025-022215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
320 PM MDT MON JUN 2 1997

...STRONG THUNDERSTORMS OVER THE TAVAPUTS PLATEAU..

AT 310 PM MDT...DOPPLER RADAR FROM THE GRAND MESA SHOWED TWO
STRONG THUNDERSTORMS OVER THE TAVAPUTS PLATEAU. THE FIRST WAS
LOCATED 35 MILES SOUTHEAST OF RANGELY OVER EASTERN UTAH. STORM
MOVEMENT WAS TO THE NORTHEAST AT 20 MPH WHICH WILL KEEP IT OVER
OPEN COUNTRY THROUGH THE NEXT HOUR.

A SECOND STRONG STORM WAS OVER HIGHER TERRAIN 15 MILES SOUTHEAST
OF RANGELY. THIS STORM WAS MOVING NORTH-NORTHEAST AT 25 MPH AND
WILL CROSS HIGHWAY 64...18 MILES EAST OF RANGELY AT 330 PM.

THESE THUNDERSTORMS CAN BRING DEADLY LIGHTNING...AND MAY
PRODUCE HAIL TO 1/2 INCH DIAMETER OR SMALLER...GUSTY WINDS
AROUND 30 MPH AND VERY HEAVY RAINFALL.

IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE TO THE SKY. DEADLY LIGHTNING CAN
OCCUR WITH ALL THUNDERSTORMS. IF A THUNDERSTORM APPROACHES...GET
INDOORS OR IN A VEHICLE. LIGHTNING CAN STRIKE SEVERAL MILES AWAY
FROM THE STORM...WHERE IT IS NOT RAINING AND WHERE YOU MAY BE.

NL

COZ003-UTZ025-022215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
320 PM MDT MON JUN 2 1997

...STRONG THUNDERSTORMS OVER THE TAVAPUTS PLATEAU..

AT 310 PM MDT...DOPPLER RADAR FROM THE GRAND MESA SHOWED TWO
STRONG THUNDERSTORMS OVER THE TAVAPUTS PLATEAU. THE FIRST WAS
LOCATED 35 MILES SOUTHEAST OF RANGELY OVER EASTERN UTAH. STORM
MOVEMENT WAS TO THE NORTHEAST AT 20 MPH WHICH WILL KEEP IT OVER
OPEN COUNTRY THROUGH THE NEXT HOUR.

A SECOND STRONG STORM WAS OVER HIGHER TERRAIN 15 MILES SOUTHEAST
OF RANGELY. THIS STORM WAS MOVING NORTH-NORTHEAST AT 25 MPH AND
WILL CROSS HIGHWAY 64...18 MILES EAST OF RANGELY AT 330 PM.

THESE THUNDERSTORMS CAN BRING DEADLY LIGHTNING...AND MAY
PRODUCE HAIL TO 1/2 INCH DIAMETER OR SMALLER...GUSTY WINDS
AROUND 30 MPH AND VERY HEAVY RAINFALL.

IF YOU PLAN TO BE OUTDOORS...CHECK THE LATEST WEATHER
INFORMATION AND KEEP AN EYE TO THE SKY. DEADLY LIGHTNING CAN
OCCUR WITH ALL THUNDERSTORMS. IF A THUNDERSTORM APPROACHES...GET
INDOORS OR IN A VEHICLE. LIGHTNING CAN STRIKE SEVERAL MILES AWAY
FROM THE STORM...WHERE IT IS NOT RAINING AND WHERE YOU MAY BE.

NL

COZ001>012-014-015-017>023-UTZ023>027-030400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
357 PM MDT MON JUN 2 1997

...MANY RIVERS ACROSS EASTERN UTAH AND WESTERN COLORADO ARE RUNNING
HIGH...

THE YAMPA RIVER IN NORTHWEST COLORADO AND THE GREEN RIVER NEAR JENSEN
...IN NORTHEAST UTAH...REMAIN SLIGHTLY OVER FLOOD STAGE THIS AFTERNOON.
MANY OF THE OTHER RIVERS AND STREAMS OF WESTERN COLORADO AND NORTHEAST
UTAH HAVE SHOWN WATER LEVEL RISES DUE TO A SNOWMELT SURGE FROM THIS PAST
WEEKENDS ABOVE AVERAGE TEMPERATURES.

UNSEASONABLY WARM TEMPERATURES WILL CONTINUE AND FURTHER MELTING OF THE
SNOWPACK IN THE MOUNTAINS WILL KEEP MANY RIVERS AND CREEKS RUNNING VERY
HIGH. IN ADDITION SCATTERED AFTERNOON AND EVENING THUNDERSTORMS OVER THE
MOUNTAINS MAY CAUSE SOME CREEKS AND RIVERS TO RISE QUICKLY.
BE CAUTIOUS OF FAST MOVING AND RISING WATERS FOR THE NEXT FEW DAYS AND
KEEP IN MIND THAT SHOWERS UPSTREAM MAY CAUSE A SUDDEN AHND UNEXPECTED
RISE IN WATER LEVELS. BE PREPARED TO HEAD FOR HIGHER GROUND QUICKLY.
STAY TUNED TO THE LOCAL MEDIA AND EMERGENCY PERSONNEL FOR UPDATES.

MC

COZ001>012-014-015-017>023-UTZ023>027-030400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
357 PM MDT MON JUN 2 1997

...MANY RIVERS ACROSS EASTERN UTAH AND WESTERN COLORADO ARE RUNNING
HIGH...

THE YAMPA RIVER IN NORTHWEST COLORADO AND THE GREEN RIVER NEAR JENSEN
...IN NORTHEAST UTAH...REMAIN SLIGHTLY OVER FLOOD STAGE THIS AFTERNOON.
MANY OF THE OTHER RIVERS AND STREAMS OF WESTERN COLORADO AND NORTHEAST
UTAH HAVE SHOWN WATER LEVEL RISES DUE TO A SNOWMELT SURGE FROM THIS PAST
WEEKENDS ABOVE AVERAGE TEMPERATURES.

UNSEASONABLY WARM TEMPERATURES WILL CONTINUE AND FURTHER MELTING OF THE
SNOWPACK IN THE MOUNTAINS WILL KEEP MANY RIVERS AND CREEKS RUNNING VERY
HIGH. IN ADDITION SCATTERED AFTERNOON AND EVENING THUNDERSTORMS OVER THE
MOUNTAINS MAY CAUSE SOME CREEKS AND RIVERS TO RISE QUICKLY.
BE CAUTIOUS OF FAST MOVING AND RISING WATERS FOR THE NEXT FEW DAYS AND
KEEP IN MIND THAT SHOWERS UPSTREAM MAY CAUSE A SUDDEN AND UNEXPECTED
RISE IN WATER LEVELS. BE PREPARED TO HEAD FOR HIGHER GROUND QUICKLY.
STAY TUNED TO THE LOCAL MEDIA AND EMERGENCY PERSONNEL FOR UPDATES.

MC