760
FNUS75 KCYS 251230
FWSCYS
SPOT FORECAST FOR BOULDER RIDGE RX...WY BLM
NATIONAL WEATHER SERVICE CHEYENNE WY
530 AM MST WED JAN 25 2023
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE AT (307) 772-2227
DISCUSSION
LIGHT SNOW SHOWERS LIKELY THROUGHOUT THE DAY TODAY WITH TOTAL
ACCUMULATIONS 1 TO 2 INCHES POSSIBLE. WINDS MAY GUST HIGHER AROUND
SNOW SHOWERS TODAY. WINDS INCREASING THURSDAY MORNING WITH WEST WIND GUSTS
40 TO 50 MPH. HOWEVER, THE STRONGER WINDS ARE EXPECTED TO BE FRIDAY
WITH WEST WIND GUSTS NEAR 60 MPH POSSIBLE. TEMPERATURES WILL BE VERY COLD
FOR THE NEXT FEW DAYS. WIND CHILLS OVERNIGHT MAY DROP AS LOW AS -10
AND WIND CHILLS DURING THE DAY WILL STRUGGLE TO GET ABOVE 0.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT). CHANCE OF SNOW.
PATCHY BLOWING SNOW LATE IN THE MORNING.
CWR.................18 PERCENT DECREASING TO 2 PERCENT LATE IN THE
AFTERNOON.
MAX TEMPERATURE.....16 TO 18.
MIN HUMIDITY........61 TO 64 PERCENT.
WIND (20 FT)........NORTHWEST WINDS 13 TO 21 MPH.
MIXING HEIGHT.......8300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 28 TO 37 MPH INCREASING TO 38 TO 39
MPH LATE IN THE AFTERNOON.
SMOKE DISPERSAL.....GOOD (44900 KNOT-FT) INCREASING TO EXCELLENT
(247800 KNOT-FT) LATE IN THE MORNING, THEN
DECREASING TO EXCELLENT (142900 KNOT-FT) LATE
IN THE AFTERNOON.
HAINES INDEX........2 TO 3 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........93 98 96 76 73 83 85 80 80 74 86 81
WEATHER COV.....CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC CHC PTY
WEATHER TYPE....SN SN SN SN SN SN SN SN SN SN SN BSN
TSTM COV........
CWR.............20 20 20 20 20 20 20 20 20 20 20 0
TEMP............3 2 4 6 8 9 12 14 15 16 15 13
RH..............100 100 100 96 91 91 80 73 67 64 64 67
20 FT WIND DIR..W W W W NW NW NW NW NW NW NW NW
20 FT WIND SPD..13 13 14 15 16 17 18 20 21 21 20 18
20 FT WIND GUST.14 14 21 23 24 25 29 31 32 32 31 29
MIX HGT (KFT)...1.8 1.8 1.8 1.8 1.8 8.3 8.3 8.3 8.3 8.3 8.3 4.2
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.28 28 28 28 29 30 32 33 36 37 38 39
HAINES INDEX....3 3 3 3 3 3 3 3 3 3 3 2
SDSPL KT-FT/100045 45 45 45 45 248 248 248 248 248 248 143
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). PATCHY BLOWING
SNOW OVERNIGHT IF THERE IS NEW SNOWFALL.
CWR.................3 PERCENT.
MIN TEMPERATURE.....7 TO 9 ABOVE.
MAX HUMIDITY........73 TO 76 PERCENT.
WIND (20 FT)........WEST WINDS 17 TO 21 MPH.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....NORTHWEST 35 TO 40 MPH.
SMOKE DISPERSAL.....EXCELLENT (92200 KNOT-FT).
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (MST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........79 73 70 74 69 64 62 70 71 61 62 58
WEATHER COV.....PTY PTY PTY PTY PTY PTY PTY PTY PTY
WEATHER TYPE....BSN BSN BSN BSN BSN BSN BSN BSN BSN
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............12 10 11 11 10 11 11 10 10 10 10 10
RH..............70 73 69 69 73 69 69 73 73 73 69 69
20 FT WIND DIR..NW W W W W W W W W W W W
20 FT WIND SPD..18 17 17 17 17 17 17 18 20 20 21 21
20 FT WIND GUST.29 28 28 25 25 25 28 29 31 31 32 32
MIX HGT (KFT)...4.2 4.2 4.2 4.2 4.2 3.0 3.0 3.0 3.0 3.0 3.0 2.6
TRANSP WIND DIR.NW NW NW NW NW NW NW NW NW NW NW NW
TRANSP WIND SPD.39 40 40 39 39 38 36 36 35 37 38 40
HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2 2
SDSPL KT-FT/1000143 143 143 143 143 94 94 94 94 94 94 92
THURSDAY
SKY/WEATHER.........PARTLY SUNNY (45-55 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). SLIGHT CHANCE
OF SNOW LATE IN THE AFTERNOON. BLOWING SNOW
WILL BE A CONCERN IF NEW SNOWFALL.
CWR.................0 TO 4 PERCENT.
MAX TEMPERATURE.....20 TO 23.
MIN HUMIDITY........58 TO 62 PERCENT.
WIND (20 FT)........BREEZY. WEST WINDS 21 TO 28 MPH WITH GUSTS
40 TO 50 MPH.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....WEST 39 TO 43 MPH.
SMOKE DISPERSAL.....GOOD (43900 KNOT-FT) EARLY IN THE MORNING
INCREASING TO EXCELLENT (92200 KNOT-FT) IN THE
AFTERNOON.
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TIME (MST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........61 69 58 32 24 19 27 35 42 52 61 71
WEATHER COV.....PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY PTY SCH
WEATHER TYPE....BSN BSN BSN BSN BSN BSN BSN BSN BSN BSN BSN SN
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............10 10 10 11 14 17 18 19 20 20 19 19
RH..............69 69 69 69 64 58 64 63 59 60 61 61
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..21 22 22 23 24 25 26 28 28 28 28 28
20 FT WIND GUST.32 33 33 36 37 39 40 41 41 41 41 41
MIX HGT (KFT)...2.6 2.6 2.6 2.6 2.6 1.7 1.7 1.7 1.7 1.7 1.7 1.2
TRANSP WIND DIR.NW NW NW NW W W W W W W W W
TRANSP WIND SPD.41 43 43 41 40 39 39 39 40 40 40 41
HAINES INDEX....2 2 2 2 2 2 2 2 2 2 2 2
SDSPL KT-FT/100092 92 92 92 92 59 59 59 59 59 59 44
FORECAST DAYS 3 THROUGH 5
FRIDAY
WINDY. MOSTLY CLOUDY WITH CHANCE OF SNOW. AREAS OF PATCHY BLOWING
SNOW IN THE AFTERNOON IF NEW SNOWFALL. LOWS AROUND 16. HIGHS IN THE
UPPER 20S. WEST WINDS 30 TO 40 MPH WITH WIND GUSTS 50 TO 60 MPH.
SATURDAY
SNOW LIKELY. LOWS AROUND 14. HIGHS IN THE MID 20S.
WEST WINDS AROUND 20 MPH.
SUNDAY
SNOW LIKELY. LOWS AROUND 3. HIGHS AROUND 19. SOUTH WINDS AROUND
12 MPH.
FORECASTER...KUBELKA
REQUESTED BY...ROSS DARY
TYPE OF REQUEST...PRESCRIBED
.TAG 2301338.0/CYS
.DELDT 01/25/23
.FORMATTERVERSION 2.0.0
.EMAIL RDARY@BLM.GOV,RDARY794@GMAIL.COM
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