944
FNUS75 KRIW 071133
FWSRIW
SPOT FORECAST FOR TORREY RIM...USFS
NATIONAL WEATHER SERVICE RIVERTON WY
ISSUED BY NATIONAL WEATHER SERVICE BILLINGS MT
533 AM MDT WED MAY 7 2025
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON MAY 07.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE
DISCUSSION
MORNING CLOUDS WILL GRADUALLY BURN OFF THROUGH THE DAY AS HIGH
PRESSURE BUILDS INTO THE AREA. WIND WILL BE GENERALLY LESS THAN
10 MPH AND TERRAIN AND DIURNAL. TEMPERATURES WILL BE MUCH WARMER
THAN YESTERDAY, AROUND 15 DEGREES WARMER THAN YESTERDAY. AN SHOWER
AFTER 1500 CAN'T BE RULED OUT THIS AFTERNOON, BUT THE CHANCE IS
ONLY AROUND 10 PERCENT. MORNING INVERSIONS SHOULD BREAK BETWEEN 0900
AND 1100 WITH MIXING AND SMOKE DISPERSAL BECOMING FAIR AFTER 1200.
AN APPROACHING WEATHER SYSTEM WILL BRING AROUND A 30 PERCENT CHANCE
OF SHOWERS AND A 15 PERCENT CHANCE OF A THUNDERSTORMS THURSDAY
AFTERNOON, WITH THE BEST CHANCE AFTER 1500. A WARMING TREND WILL
CONTINUE INTO THE WEEKEND.
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (60-80 PERCENT) BECOMING MOSTLY SUNNY
(20-30 PERCENT) AROUND 1000.
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF THUNDER...14 PERCENT.
MAX TEMPERATURE.....AROUND 55.
MIN HUMIDITY........53 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......LIGHT WINDS UNTIL 1100, THEN EAST AROUND 10
MPH.
MIXING HEIGHT.......3000 FT AGL UNTIL 1200, THEN 4500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH UNTIL 0900, THEN SOUTH.
SMOKE DISPERSAL.....POOR UNTIL 1100, INCREASING TO FAIR BY 1200.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........80 70 60 40 50 30 15 25 30 30 25 25
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 10 10 10 10 10 10
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 10 10 10
TEMP............31 32 35 40 43 47 49 51 52 53 53 54
RH..............78 77 72 70 66 61 59 56 53 53 51 51
20 FT WIND DIR..W W N N NE NE E E E E E SE
20 FT WIND SPD..2 2 2 2 2 3 4 5 5 6 6 6
20 FT WIND GUST. 6 7 7 8 8 8
RIDGE WIND DIR..W W N N NE NE E E E E E SE
RIDGE WIND SPD..5 5 5 5 5 10 10 10 10 10 10 10
MIX HGT (KFT)...1.5 1.5 1.5 1.5 2.5 3.0 3.5 4.0 4.5 4.5 4.5 4.0
TRANSP WIND DIR.W SW SW S SE SE SE S S S S S
TRANSP WIND SPD.7 7 7 7 7 8 9 10 10 12 12 12
SDSPL KT-FT/10009 9 9 9 14 22 30 37 39 45 43 40
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
CWR.................0 PERCENT.
CHANCE OF PCPN......10 PERCENT.
CHANCE OF THUNDER...6 PERCENT.
MIN TEMPERATURE.....AROUND 37.
MAX HUMIDITY........65 PERCENT.
WIND (20 FT)........LIGHT WINDS.
RIDGETOP WIND.......SOUTHEAST AROUND 10 MPH UNTIL 2100, THEN WEST.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....SOUTH 8 TO 10 MPH UNTIL 2400, THEN WEST 9 TO 13
MPH.
SMOKE DISPERSAL.....POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........20 20 20 20 15 10 10 10 10 5 10 10
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).10 10 10 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).10 0 0 0 0 0 0 0 0 0 0 0
TEMP............52 49 47 43 42 41 40 39 39 38 38 37
RH..............53 62 65 66 64 63 64 64 65 65 64 64
20 FT WIND DIR..SE SE S SW SW SW W W W W W W
20 FT WIND SPD..5 5 4 3 3 3 4 4 5 5 5 6
20 FT WIND GUST.7 7 6 6 6 7 7 7 8
RIDGE WIND DIR..SE SE S SW SW SW W W W W W W
RIDGE WIND SPD..10 10 10 10 10 10 10 10 10 10 10 10
MIX HGT (KFT)...3.0 2.0 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5 1.5
TRANSP WIND DIR.S S SE SW SW SW W W W W W W
TRANSP WIND SPD.10 10 9 8 8 8 9 9 10 12 13 13
SDSPL KT-FT/100028 19 12 10 10 10 12 12 13 15 16 16
THURSDAY
SKY/WEATHER.........SUNNY (15-25 PERCENT). CHANCE OF RAIN SHOWERS
IN THE AFTERNOON. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE AFTERNOON.
CWR.................3 PERCENT.
CHANCE OF PCPN......30 PERCENT.
CHANCE OF THUNDER...17 PERCENT.
MAX TEMPERATURE.....AROUND 63.
MIN HUMIDITY........36 PERCENT.
WIND (20 FT)........LIGHT WINDS UNTIL 0900, THEN NORTHWEST 7 TO 9
MPH. GUSTS UP TO 17 MPH. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS LATE IN THE
AFTERNOON.
RIDGETOP WIND.......WEST 10 TO 15 MPH.
MIXING HEIGHT.......2500 FT AGL UNTIL 0900. 7500 FT AGL AFTER 1500.
TRANSPORT WINDS.....WEST 14 TO 16 MPH.
SMOKE DISPERSAL.....POOR UNTIL 0800. GOOD EARLY IN THE MORNING
INCREASING TO VERY GOOD IN THE AFTERNOON AFTER
1100.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 10 10 10 15 15 20 25 25 30 30 30
WEATHER COV..... CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
CHC OF PCPN (%).0 0 0 0 0 0 30 30 30 30 30 30
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 20 20 20
TEMP............37 41 44 48 51 55 58 59 60 61 60 58
RH..............63 59 56 52 48 43 39 38 37 36 37 37
20 FT WIND DIR..W W W W W NW NW NW NW NW NW W
20 FT WIND SPD..6 6 6 7 7 8 8 8 9 9 9 9
20 FT WIND GUST.8 10 10 11 11 13 13 13 14 14 14 14
RIDGE WIND DIR..W W W W W NW NW NW NW NW NW W
RIDGE WIND SPD..10 15 15 15 15 15 15 15 15 15 15 15
MIX HGT (KFT)...1.5 1.5 2.5 3.5 4.5 5.5 7.0 7.0 7.0 7.5 6.5 6.0
TRANSP WIND DIR.W W W W W W W W W W W W
TRANSP WIND SPD.15 14 15 16 16 16 16 16 16 16 16 16
SDSPL KT-FT/100019 19 36 47 61 78 95 98 101 104 93 82
FORECAST DAYS 3 THROUGH 5
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS IN
THE UPPER 30S. HIGHS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE UPPER 60S. LIGHT
WINDS.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS AROUND 7 MPH.
FORECASTER...HATTINGS
REQUESTED BY...DANIEL CONTRERAS
TYPE OF REQUEST...PRESCRIBED
.TAG 2512675.3/RIW
.DELDT 05/07/25
.FORMATTERVERSION 2.0.0
.EMAIL DANIEL.CONTRERAS@USDA.GOV,JOHN.ELLINGTON@USDA.GOV
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