Area Forecast Discussion
Issued by NWS Grand Junction, CO

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FXUS65 KGJT 012136
AFDGJT

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GRAND JUNCTION CO
336 PM MDT SUN MAY 1 2016

.SHORT TERM...(THIS EVENING THROUGH MONDAY NIGHT)
ISSUED AT 312 PM MDT SUN MAY 1 2016

THE OLD LOW PRESSURE SYSTEM CENTERED OVER NE AZ WILL GRADUALLY
FILL AND SLIDE EAST OVER THE NEXT 36 HOURS. CLOUDS AND
PRECIPITATION WILL CONTINUE ROTATING THROUGH THE SOUTHERN TWO
THIRDS OF THE AREA. INSTABILITY HAS BEEN LACKING AND ECHOES OVER
THE AREA HAVE BEEN WEAK. MONDAY AND MONDAY NIGHT DEFORMATION WITH
SCATTERED PRECIPITATION WITH DISSIPATE MONDAY NIGHT.

.LONG TERM...(TUESDAY THROUGH SUNDAY)
ISSUED AT 312 PM MDT SUN MAY 1 2016

HIGH PRESSURE WITH DOMINATE LATE TUESDAY THROUGH WEDNESDAY NIGHT.
THEN THURSDAY THE NEXT STRONG LOW WILL MOVE ONSHORE THURSDAY.
SOUTH WINDS WILL INCREASE THURSDAY AFTERNOON OVER THE FORECAST
AREA WITH WARM ADVECTION RELATED PRECIPITATION THU AFTERNOON.
STRONG WINDS WILL CONTINUE FRIDAY AS THE LOW MOVES TO THE LAS
VEGAS VICINITY. DIVERGENCE ALOFT INCREASES AS THE LOW APPROACHES
SO GUSTY THUNDERSTORMS WILL BE MORE POSSIBLE FRIDAY. THE GFS HAS
THE LOW CENTER REACHING SOUTHERN UTAH SATURDAY AFTERNOON BUT MOST
OF THE MOISTURE WILL BE WELL NORTH OF THE FORECAST AREA WITH THE
OCCLUSION. MORE PRECIP SEEMS TO MOVE INTO THE AREA AS THE LOW
CENTER MOVES ACROSS THE FORECAST AREA SUNDAY.

&&

.AVIATION...(FOR THE 00Z TAFS THROUGH 00Z MONDAY EVENING)
ISSUED AT 312 PM MDT SUN MAY 1 2016

CLOSED LOW OVER THE FOUR CORNERS WILL CONTINUE BRINGING
PRECIPITATION TO THE LOWER TWO THIRDS OF EASTERN UTAH AND WESTERN
COLORADO TONIGHT AND SUNDAY. CONDITIONS WILL SLOWLY IMPROVE AFTER
06Z TONIGHT...BUT CIGS ARE EXPECTED TO REMAIN LOW THROUGH 14Z
MONDAY AS LOW STRATUS HANGS AROUND. MOUNTAINS WILL BE OCCASIONALLY
OBSCURED AND ALL TAF SITES WILL BE OCCASIONALLY AT OR NEAR ILS
CIGS.

&&

.GJT WATCHES/WARNINGS/ADVISORIES...
CO...NONE.
UT...NONE.
&&

$$

SHORT TERM...CC
LONG TERM...CC
AVIATION...CC



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