795
FNUS75 KCYS 091050
FWSCYS
SPOT FORECAST FOR RD109...SIDNEY VOLUNTEER FIRE DEPARTMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
450 AM MDT TUE JUN 9 2026
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE AT (307) 772-2227
...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 9 PM MDT
WEDNESDAY...
DISCUSSION
THUNDERSTORMS ARE CURRENTLY EXITING THE AREA OVER THE NEXT HOUR,
WITH A SLIGHT CHANCE OF A SHOWER OR STORM THIS AFTERNOON BETWEEN 3
TO 8 PM. WINDS WILL BE INCREASING FROM THE SOUTH TO SOUTHWEST
THROUGH THE AFTERNOON, WITH SUSTAINED SPEEDS 15 TO 25 MPH AND
GUSTS 25 TO 35 MPH. WINDS MAY SLIGHTLY LESSEN TONIGHT BUT WILL
CONTINUE TO TURN TO A MORE WESTERLY TO NORTHWESTERLY DIRECTION,
EVEN STRONGER ON WEDNESDAY.
TODAY
SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON.
CHANCE OF PCPN......20 PERCENT.
MAX TEMPERATURE.....AROUND 97.
MIN HUMIDITY........10 PERCENT.
SURFACE WINDS (MPH).SOUTH WINDS 14 TO 20 MPH.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........26 24 12 21 12 24 18 34 44 60 54 62
WEATHER COV..... SCH SCH SCH
WEATHER TYPE.... RW RW RW
TSTM COV........ SCH SCH SCH
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 20 20 20
TEMP............59 62 67 75 81 86 91 94 95 97 95 94
RH..............96 93 81 60 46 35 24 16 13 10 11 13
SURFACE WND DIR.S S S S S S S S SW SW SW S
SURFACE WND SPD.14 14 15 16 16 16 17 17 18 20 20 20
SURFACE WND GST.20 21 23 23 24 24 25 26 28 29 29 29
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING.
CHANCE OF PCPN......20 PERCENT.
MIN TEMPERATURE.....AROUND 57.
MAX HUMIDITY........39 PERCENT.
SURFACE WINDS (MPH).SOUTHWEST WINDS 13 TO 18 MPH SHIFTING TO THE
NORTHWEST 13 TO 17 MPH LATE IN THE EVENING.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........47 64 64 50 52 49 51 60 63 55 44 26
WEATHER COV.....SCH SCH SCH
WEATHER TYPE....RW RW RW
TSTM COV........SCH SCH SCH
CHC OF PCPN (%).20 20 20 10 10 10 0 0 0 0 0 0
TEMP............91 86 78 74 72 70 68 66 64 62 61 60
RH..............16 21 28 32 34 35 35 36 38 39 39 37
SURFACE WND DIR.S S S S SW W NW NW NW NW NW NW
SURFACE WND SPD.18 16 15 14 13 13 14 14 14 15 16 17
SURFACE WND GST.28 25 22 20 20 20 20 20 21 22 23 25
WEDNESDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT) THEN BECOMING PARTLY
SUNNY (50-60 PERCENT).
CHANCE OF PCPN......0 PERCENT.
MAX TEMPERATURE.....AROUND 88.
MIN HUMIDITY........11 PERCENT.
SURFACE WINDS (MPH).WEST WINDS 17 TO 28 MPH. GUSTS UP TO 41 MPH
EARLY IN THE MORNING.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........18 12 5 0 1 2 2 12 14 28 39 57
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............58 62 67 70 76 78 80 83 86 87 87 88
RH..............39 34 27 22 17 15 14 12 11 11 11 11
SURFACE WND DIR.NW NW NW NW NW W W W W W W W
SURFACE WND SPD.20 23 25 28 28 26 24 23 22 21 18 17
SURFACE WND GST.29 33 39 41 41 39 36 35 32 31 29 25
FORECASTER...GOATLEY
REQUESTED BY...CHIEF
TYPE OF REQUEST...HAZMAT
.TAG 2615219.0/CYS
.DELDT 06/09/26
.FORMATTERVERSION 2.0.0
.EMAIL FIRE@CITYOFSIDNEY.ORG
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