364
FNUS75 KBOU 132038
FWSBOU
SPOT FORECAST FOR BLUE RIVER WEST PILES...USFS
NATIONAL WEATHER SERVICE DENVER/BOULDER CO
138 PM MST TUE JAN 13 2026
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A DRY NORTH-NORTHWEST FLOW ALOFT WILL CONTINUE TO
BRING DRY CONDITIONS. IT WILL BE BREEZY WEDNESDAY AND THURSDAY
WITH NORTH TO NORTHWEST WINDS GUSTING TO 30 MPH. THIS WILL RESULT
IN GOOD SMOKE DISPERSION BOTH WEDNESDAY AND THURSDAY.
WEDNESDAY
SKY/WEATHER.........MOSTLY CLOUDY (60-70 PERCENT) UNTIL 1000, THEN
PARTLY CLOUDY (40-50 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 34.
MIN HUMIDITY........57 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO
AROUND 28 MPH.
MIXING HEIGHT.......2700 FT AGL.
TRANSPORT WINDS.....NORTH 16 TO 24 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN FAIR UNTIL 1200, THEN
GOOD UNTIL 1400, THEN FAIR UNTIL 1600, THEN
POOR.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........71 66 60 58 50 42 40 40 41 39 36 45
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............22 20 23 27 29 32 33 34 33 32 30 27
RH..............85 92 82 72 65 59 59 57 59 61 65 74
20 FT WIND DIR..NW NW NW NW NW NW NW NW NW NW NW NW
20 FT WIND SPD..17 16 16 16 16 16 16 16 16 15 14 16
20 FT WIND GUST.26 26 25 25 25 25 25 25 25 24 23 25
MIX HGT (KFT)...1.2 1.3 1.9 2.3 2.6 2.8 2.9 3.1 2.9 2.7 2.3 1.3
TRANSP WIND DIR.NW NW NW N N N N N N N NW NW
TRANSP WIND SPD.23 21 20 21 22 24 24 24 23 21 20 16
VRATE KT-FT/1K..24 23 32 42 49 59 62 65 59 49 39 19
SMOKEDISPERSION.P P P F F F G G F F P P
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (20-30 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MIN TEMPERATURE.....AROUND 16.
MAX HUMIDITY........82 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 11 TO 19 MPH WITH GUSTS TO
AROUND 28 MPH.
MIXING HEIGHT.......1000 FT AGL.
TRANSPORT WINDS.....NORTHWEST 13 TO 18 MPH.
SMOKE DISPERSAL.....POOR.
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........43 36 39 30 23 15 13 12 10 10 9 9
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............25 24 24 23 23 23 22 21 20 19 18 17
RH..............77 80 76 82 79 75 75 78 78 78 81 79
20 FT WIND DIR..NW NW NW NW W W W W W W W W
20 FT WIND SPD..17 16 16 15 15 14 13 13 13 13 13 14
20 FT WIND GUST.28 25 25 24 24 22 21 21 21 21 21 22
MIX HGT (KFT)...1.1 1.1 1.1 1.1 1.1 1.1 1.1 1.1 1.1 1.1 1.0 1.0
TRANSP WIND DIR.NW NW NW W W NW W W W W W W
TRANSP WIND SPD.17 16 16 15 15 14 15 15 15 15 16 16
VRATE KT-FT/1K..16 14 14 14 14 13 14 14 14 14 14 14
SMOKEDISPERSION.P P P P P P P P P P P P
THURSDAY
SKY/WEATHER.........SUNNY (0-10 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 37.
MIN HUMIDITY........31 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 12 TO 20 MPH WITH GUSTS TO
AROUND 30 MPH.
MIXING HEIGHT.......1000 FT AGL UNTIL 0800, THEN BELOW 1000 FT AGL
UNTIL 0900, THEN 3600 FT AGL UNTIL 1700, THEN
1100 FT AGL.
TRANSPORT WINDS.....NORTHWEST 16 TO 25 MPH UNTIL 1300, THEN 22 TO
27 MPH UNTIL 1600, THEN 15 TO 20 MPH.
SMOKE DISPERSAL.....POOR UNTIL 1000, THEN FAIR UNTIL 1100, THEN
GOOD UNTIL 1600, THEN POOR.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 9 9 7 4 2 2 1 1 2 2 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............17 17 19 24 30 34 37 37 36 35 32 29
RH..............77 72 63 52 43 35 33 31 32 34 36 40
20 FT WIND DIR..W W W W NW NW NW NW NW NW NW NW
20 FT WIND SPD..14 14 14 15 15 16 17 18 18 18 17 17
20 FT WIND GUST.22 22 22 24 24 25 28 30 30 30 28 28
MIX HGT (KFT)...1.0 1.0 0.9 1.6 2.4 3.1 3.5 3.9 4.3 3.2 2.1 1.1
TRANSP WIND DIR.W NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.16 16 16 20 22 25 25 26 26 22 17 17
VRATE KT-FT/1K..14 13 13 28 46 68 78 89 99 61 32 12
SMOKEDISPERSION.P P P P F G G G G G P P
FORECASTER...MEIER
REQUESTED BY...CREIGHTON CALFEE
TYPE OF REQUEST...PRESCRIBED
.TAG 2600045.0/BOU
.DELDT 01/13/26
.FORMATTERVERSION 2.0.0
.EMAIL CREIGHTON.CALFEE@USDA.GOV
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