904
FXUS65 KBOU 061807
AFDBOU
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
1207 PM MDT WED MAY 6 2026
KEY MESSAGES
- ONGOING SNOWSTORM IS REACHING ITS TAIL END, WITH SNOW SHOWERS
SUBSIDING FROM NORTH TO SOUTH THROUGHOUT THE MORNING, AND ALL
AREAS DRY BY THIS EVENING.
- TRAVEL IMPACTS CAN STILL BE EXPECTED AT TIMES FOR THE I-70
MOUNTAIN/FOOTHILL CORRIDOR TODAY. ELSEWHERE, MINOR ADDITIONAL
ACCUMULATIONS MAY CONTINUE TO STRESS WEIGHTED TREES AND POWER
LINES THROUGH THIS MORNING.
- WIDESPREAD FREEZE EXPECTED TONIGHT FOR ALL AREAS.
- RETURN TO A WARMER WEATHER FOR THE LATTER HALF OF THE WEEK INTO
EARLY NEXT WEEK, WITH JUST A COUPLE CHANCES OF SHOWERS AND
STORMS DUE TO PASSING DISTURBANCES.
UPDATE
ISSUED AT 522 AM MDT WED MAY 6 2026
ONE LAST HOORAH OF MORE WIDESPREAD SNOW SHOWERS IS EXPECTED OVER
THE NEXT 2-4 HOURS FOR THE URBAN CORRIDOR BEFORE SUBSIDING MORE
NOTICEABLY MID TO LATE MORNING. HEADLINES WILL LIKELY BE ABLE TO
BE DROPPED EARLY FOR MANY AREAS. AN INCH OR TWO OF ADDITIONAL
ACCUMULATION WILL BE POSSIBLE FOR COLDER SURFACES, BUT ROADWAY
ACCUMULATIONS ARE UNLIKELY OUTSIDE OF BRIEF DUSTINGS COINCIDING
WITH THE HEAVIEST SNOWFALL RATES. AS SOON AS THAT INTENSITY DROPS,
ANY ACCUMULATED SNOW WILL MELT AND GIVE WAY TO JUST WET ROADS.
DISCUSSION /THROUGH TUESDAY/
ISSUED AT 1226 AM MDT WED MAY 6 2026
THE UPPER TROUGH AND ACCOMPANYING QG ASCENT WILL MOVE ACROSS THE
AREA OVERNIGHT THRU LATE WED MORNING AND THEN EXIT THE AREA BY AFTN.
LATEST CROSS-SECTIONS SHOW WEAK UPSLOPE COMPONENT OVER THE AREA BUT
SHOULD SEE A PERIOD OF ENHANCEMENT AFTER 09Z THRU MID MORNING ON
WED. SO STILL EXPECT A BAND OF HEAVIER SNOW TO SPREAD ACROSS THE
AREA OVERNIGHT THRU MID MORNING. ACTIVITY WILL THEN GRADUALLY END
FROM NORTH TO SOUTH BY LATE MORNING THRU THE AFTN HOURS. WITH
CLEARING SKIES WED NIGHT STILL EXPECT A HARD FREEZE ACROSS MUCH OF
THE PLAINS THRU THU MORNING.
ON THU, NW FLOW ALOFT WILL BE OVER THE AREA AS A WEAK DISTURBANCE
MOVES ACROSS THU NIGHT. AS A RESULT WILL SEE A CHC OF SNOW SHOWERS
IN THE MTNS WITH A SLIGHT CHC OF RAIN SHOWERS ACROSS THE PLAINS
MAINLY THU NIGHT. HIGHS ON THU WILL QUICKLY REBOUND AS READINGS
WARM BACK TO THE MID 60'S TO NEAR 70 ACROSS THE PLAINS.
BY FRI, THE FLOW ALOFT WILL STAY NW WITH MAINLY DRY CONDITIONS
EXPECTED. HIGHS WILL BE IN THE UPPER 60'S TO LOWER 70'S OVER THE
PLAINS.
FOR SAT, ANOTHER WEAK DISTURBANCE EMBEDDED IN NW FLOW ALOFT MAY
AFFECT THE AREA BRINGING AT LEAST A SLIGHT CHC OF SHOWERS OR TSTMS
TO THE AREA. HIGHS WILL BE IN THE 70'S OVER NERN CO.
BY SUN INTO MON, THE FLOW ALOFT WILL BE MORE WNW. AT THIS TIME, IT
LOOKS DRY, WITH HIGHS RISING INTO THE LOWER TO MID 80'S ACROSS THE
PLAINS BY MON.
AVIATION /18Z TAFS THROUGH 18Z THURSDAY/
ISSUED AT 1206 PM MDT WED MAY 6 2026
THE SNOWFALL IS SLOW TO END AT DIA EARLY THIS AFTERNOON. RADAR IS
SHOWING A BACK EDGE TO THE SNOW TO BE ABOUT 1930Z. FOR CEILINGS,
WILL GO WITH BKN-OVC035-040 THROUGH ABOUT 20Z. THEY WILL IMPROVE
SIGNIFICANT AFTER THAT ACCORDING TO CURRENT SATELLITE PICTURES.
THERE WILL BE NO CEILING ISSUES AFTER 00Z.
BOU WATCHES/WARNINGS/ADVISORIES
WINTER WEATHER ADVISORY UNTIL 3 PM MDT THIS AFTERNOON FOR COZ032-
037-045-046.
WINTER STORM WARNING UNTIL 3 PM MDT THIS AFTERNOON FOR
COZ033>036-039>041.
FREEZE WARNING FROM 8 PM THIS EVENING TO 8 AM MDT THURSDAY FOR
COZ038>051.
UPDATE...BRQ
DISCUSSION...RPK
AVIATION...66
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