567
FNUS75 KBOU 251248
FWSBOU
SPOT FORECAST FOR PARK COUNTY SPOT REQUEST...NWS BOULDER CO
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
648 AM MDT WED MAR 25 2026
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RECORD WARMTH WILL OCCUR TODAY, WITH NEAR CRITICAL
FIRE WEATHER CONDITIONS DUE TO A VERY DRY AIRMASS AND BREEZY WEST
WINDS. THERE MAY BE CONSIDERABLE DIFFERENCES IN THE OBSERVED
WEATHER THIS MORNING WITH VERY SHALLOW INVERSIONS IN SOME VALLEY
LOCATIONS, BUT WARM, DRY AND BREEZY CONDITIONS OVER THE RIDGES
ALREADY. OVERALL, WINDS ARE EXPECTED TO INCREASE IN ALL AREAS BY
MID TO LATE MORNING, WITH GUSTS AVERAGING 20 MPH FROM LATE MORNING
THROUGH THE AFTERNOON, WITH A FEW PEAKING NEAR 25 MPH. MINIMUM
HUMIDITY WILL DIP UNDER 15%.
ENOUGH MID/UPPER LEVEL MOISTURE WILL BE AROUND TO BRING A 20-30%
CHANCE OF GUSTY AND VARIABLE OUTFLOW WINDS TO 30 MPH BETWEEN 5 PM
AND 9 PM THIS EVENING.
ONLY POOR TO MODERATE HUMIDITY RECOVERY WILL OCCUR TONIGHT.
THURSDAY WILL FEATURE UNSEASONABLY WARM, BREEZY, AND DRY
CONDITIONS ONCE AGAIN.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) UNTIL 1700, THEN
PARTLY CLOUDY (25-35 PERCENT).
CWR.................1 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
MAX TEMPERATURE.....AROUND 76.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........WEST WINDS 7 TO 12 MPH UNTIL 1200. SOUTHWEST 11
TO 16 MPH WITH GUSTS TO AROUND 24 MPH AFTER
1300.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 12200 FT AGL
AFTER 1300.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH UNTIL 1400, THEN WEST 18
TO 23 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1700.
TIME (MDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........14 15 11 8 8 5 10 12 16 22 28
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0
TEMP............39 44 51 61 66 69 72 74 74 75 74
RH..............63 54 42 30 24 21 18 17 16 15 17
20 FT WIND DIR..NW NW W W W W SW SW SW SW SW
20 FT WIND SPD..8 8 8 9 10 12 13 14 14 14 14
20 FT WIND GUST.14 14 14 15 17 20 22 23 24 24 23
MIX HGT (KFT)...0.8 0.9 1.2 3.1 5.2 7.2 9.3 11 12 13 13
TRANSP WIND DIR.NW NW NW NW W W W W W W W
TRANSP WIND SPD.12 10 10 15 15 14 15 18 21 22 23
VRATE KT-FT/1K..8 8 10 40 68 87 121 174 209 238 251
SMOKEDISPERSION.P P P P G G VG E E E E
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (20-30 PERCENT).
CWR.................2 PERCENT.
CHANCE OF THUNDER...3 PERCENT.
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........52 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 9 TO 14 MPH WITH GUSTS TO
AROUND 22 MPH UNTIL 2200, THEN WEST 8 TO 13
MPH.
MIXING HEIGHT.......10100 FT AGL UNTIL 1900. BELOW 1000 FT AGL
AFTER 2000.
TRANSPORT WINDS.....SOUTHWEST 13 TO 22 MPH UNTIL 2000. WEST 9 TO 17
MPH AFTER 2300.
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900, THEN POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........34 38 38 32 34 9 7 9 9 11 9 11
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............71 67 60 57 54 53 50 48 47 46 44 43
RH..............19 22 31 37 40 42 43 45 45 47 48 50
20 FT WIND DIR..SW SW SW SW W W W W W W W W
20 FT WIND SPD..14 12 10 9 9 9 9 9 9 10 12 12
20 FT WIND GUST.22 20 17 16 16 16 16 15 16 17 18 18
MIX HGT (KFT)...10 1.1 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9 0.9
TRANSP WIND DIR.SW S S SW SW W W W W W W W
TRANSP WIND SPD.22 13 12 9 9 9 9 12 15 16 17 17
VRATE KT-FT/1K..191 12 9 7 6 6 7 9 12 12 14 13
SMOKEDISPERSION.E P P P P P P P P P P P
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (15-25 PERCENT) UNTIL 1500, THEN
PARTLY CLOUDY (30-40 PERCENT).
CWR.................3 PERCENT.
CHANCE OF THUNDER...1 PERCENT.
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........14 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 12 MPH UNTIL 0700, THEN
NORTHWEST 10 TO 15 MPH UNTIL 0900, THEN WEST 12
TO 20 MPH WITH GUSTS TO AROUND 32 MPH.
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0900. 11300 FT AGL
AFTER 1300.
TRANSPORT WINDS.....WEST 13 TO 21 MPH UNTIL 1100, THEN 21 TO 26
MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN GOOD UNTIL 1100, THEN
EXCELLENT.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........11 18 15 11 12 12 13 18 24 29 35 40
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............43 42 46 53 61 65 69 70 71 72 72 71
RH..............50 52 47 38 28 22 19 17 16 16 15 16
20 FT WIND DIR..W N NW W W W W W W W W NW
20 FT WIND SPD..12 12 12 12 14 16 17 18 20 20 20 18
20 FT WIND GUST.18 18 18 20 23 26 30 31 32 32 32 32
MIX HGT (KFT)...0.9 0.9 0.9 1.6 4.5 7.3 9.7 11 11 12 11 9.9
TRANSP WIND DIR.W W W W W W W W W W W NW
TRANSP WIND SPD.16 15 13 15 21 24 25 23 23 22 23 23
VRATE KT-FT/1K..12 12 10 21 80 154 212 212 217 221 212 201
SMOKEDISPERSION.P P P P G E E E E E E E
FORECASTER...BARJENBRUCH
REQUESTED BY...NWS BOULDER
TYPE OF REQUEST...WILDFIRE
.TAG 2607791.0/BOU
.DELDT 03/25/26
.FORMATTERVERSION 2.0.0
.EMAIL NWS.BOULDER@NOAA.GOV
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