852
FNUS73 KUNR 211801
FWSUNR
SPOT FORECAST FOR WRIGHT RX...SDWF
NATIONAL WEATHER SERVICE RAPID CITY SD
ISSUED BY NATIONAL WEATHER SERVICE NORTH PLATTE NE
1201 PM MDT WED MAY 21 2025
FORECAST IS BASED ON IGNITION TIME OF 1000 MDT ON MAY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION...
EXPECT A FAIRLY WET PATTERN ACROSS NORTHEASTERN WYOMING AND
WESTERN SOUTH DAKOTA FROM THURSDAY AFTERNOON AND INTO THE
REMAINDER OF THE WEEK INTO THE WEEKEND. BELOW NORMAL TEMPERATURES,
COUPLED WITH PERIODIC CHANCES FOR SHOWERS AND THUNDERSTORMS WILL
BRING A GOOD CHANCE FOR WETTING RAINS ACROSS THE AREA. THE
COMBINATION OF PERSISTENT WET CONDITIONS AND COOLER THAN NORMAL
TEMPERATURES, WILL LIMIT FIRE WEATHER CONCERNS ACROSS THE AREA
THROUGH MEMORIAL DAY.
THURSDAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 65.
MIN HUMIDITY........44 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 20
MPH LATE IN THE MORNING.
CWR.................0 PERCENT.
MIXING HEIGHT.......6200 TO 6700 FT AGL.
TRANSPORT WINDS.....NORTHEAST AROUND 15 MPH SHIFTING TO THE EAST 20
TO 25 MPH IN THE AFTERNOON.
SMOKE DISPERSAL.....VERY GOOD.
TIME (MDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........8 14 19 23 28 32 36 39
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0
TEMP............57 60 61 62 63 63 64 64
RH..............51 46 46 45 44 45 45 45
20 FT WIND DIR..E E E E SE SE SE SE
20 FT WIND SPD..6 8 10 12 13 13 14 14
20 FT WIND GUST.8 12 15 16 17 17 20 20
MIX HGT (KFT)...5.0 5.7 6.5 6.5 6.6 6.7 6.1 5.5
TRANSP WIND DIR.N NE E E SE SE SE SE
TRANSP WIND SPD.12 14 16 18 21 22 23 24
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (65-75 PERCENT). RAIN SHOWERS
LIKELY THROUGH THE NIGHT. SLIGHT CHANCE OF
THUNDERSTORMS LATE IN THE EVENING.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........90 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS 10 TO 15 MPH. GUSTS UP TO 21
MPH IN THE EVENING. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS LATE IN THE
EVENING.
CWR.................40 PERCENT.
MIXING HEIGHT.......1000 TO 1500 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 15 TO 25 MPH DECREASING TO 10 TO 15
MPH OVERNIGHT.
SMOKE DISPERSAL.....POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........43 53 63 73 77 80 84 78 71 65 61 56
WEATHER COV.....LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........ SCH SCH SCH
CWR.............40 40 40 40 40 40 40 40 40 40 40 40
TEMP............62 60 56 53 51 49 48 47 47 46 45 45
RH..............47 52 59 67 72 79 81 85 87 89 88 90
20 FT WIND DIR..SE SE E E E SE SE SE SE SE SE SE
20 FT WIND SPD..15 14 12 10 9 9 8 7 7 6 6 6
20 FT WIND GUST.21 20 16 15 13 13 12 9 9 8 8 8
MIX HGT (KFT)...5.0 3.7 2.4 1.1 1.1 1.1 1.2 1.1 1.1 1.0 1.0 1.0
TRANSP WIND DIR.SE E E E E SE SE SE SE S S S
TRANSP WIND SPD.24 23 21 18 17 16 15 14 13 13 12 10
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT). CHANCE OF RAIN
SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........55 PERCENT.
WIND (20 FT)........SOUTHEAST WINDS AROUND 10 MPH SHIFTING TO THE
EAST IN THE AFTERNOON.
CWR.................20 PERCENT.
MIXING HEIGHT.......3200 TO 3700 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 10 TO 15 MPH SHIFTING TO THE
NORTHEAST 15 TO 20 MPH LATE IN THE MORNING.
SMOKE DISPERSAL.....GOOD.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........52 48 43 39 41 44 46 46 45 45 48 50
WEATHER COV..... CHC CHC CHC CHC CHC CHC
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........
CWR.............20 20 20 20 20 20 20 20 20 20 20 20
TEMP............45 47 50 53 57 60 63 66 67 67 67 67
RH..............88 89 87 84 76 69 61 59 57 56 56 55
20 FT WIND DIR..SE SE SE SE SE E E E E E E NE
20 FT WIND SPD..6 6 6 6 7 8 9 10 12 12 12 12
20 FT WIND GUST.8 8 8 8 9 12 13 15 16 16 16 16
MIX HGT (KFT)...1.0 1.2 1.4 1.6 2.1 2.5 3.0 3.2 3.4 3.7 3.2 2.8
TRANSP WIND DIR.S S SE SE SE E E E NE NE NE NE
TRANSP WIND SPD.10 10 10 12 13 15 16 17 18 20 20 20
FORECASTER...NWS
REQUESTED BY...SETH STEVENS
TYPE OF REQUEST...PRESCRIBED
.TAG 2514426.0/UNR
.DELDT 05/21/25
.FORMATTERVERSION 2.0.0
.EMAIL SETH.STEVENS@STATE.SD.US
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