412
FNUS73 KUNR 291355
FWSUNR
SPOT FORECAST FOR ANGOSTURA RX...SOUTH DAKOTA WILDLAND FIRE
NATIONAL WEATHER SERVICE RAPID CITY SD
755 AM MDT TUE APR 29 2025
FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON APRIL 29.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION...MAINLY SUNNY SKIES TODAY WITH MILD TEMPERATURES AND
HUMIDITY DROPPING TO AROUND 30 PERCENT IN THE AFTERNOON.
SOUTH-SOUTHWEST WINDS WILL INCREASE LATER THIS MORNING, WITH
GUSTS TO 20 MPH IN THE AFTERNOON. SMOKE DISPERSAL WILL BE GOOD
TO VERY GOOD THIS AFTERNOON. HUMIDITY RECOVERY WILL BE FAIR
TONIGHT WITH SOUTHERLY WINDS. AN UPPER LEVEL DISTURBANCE AND
COLD FRONT WILL CROSS THE AREA WEDNESDAY, WITH INCREASING CHANCES
FOR SHOWERS, ESPECIALLY IN THE AFTERNOON. WINDS WILL SWITCH TO
NORTHERLY BEHIND THE FRONT MID TO LATE MORNING.
REST OF TODAY
SKY/WEATHER.........SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........28-32 PERCENT.
WIND (20 FT)........SOUTH-SOUTHWEST WINDS 5 TO 10 MPH INCREASING
TO 10 TO 15 MPH WITH GUSTS TO AROUND 20 MPH IN
THE LATE MORNING AND AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......8000 TO 8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
SMOKE DISPERSAL.....GOOD INCREASING TO VERY GOOD LATE IN THE
AFTERNOON.
TIME (MDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........10 7 6 5 5 6 8 10 11 13
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0
TEMP............43 48 51 55 59 63 66 68 69 69
RH..............79 74 66 59 49 43 37 32 30 30
20 FT WIND DIR..SW SW SW SW SW SW SW SW SW S
20 FT WIND SPD..7 9 10 12 14 14 14 14 14 14
20 FT WIND GUST.9 13 15 16 20 20 20 20 20 20
MIX HGT (KFT)...1.3 1.8 2.4 3.3 4.3 5.4 6.6 8.5 8.0 8.0
TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW
TRANSP WIND SPD.16 17 18 20 20 21 21 20 20 18
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........75-80 PERCENT.
WIND (20 FT)........SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO 20 MPH
SHIFTING TO THE WEST 5 TO 10 MPH AFTER 3 AM.
CWR.................0 PERCENT.
MIXING HEIGHT.......500 TO 1000 FT AGL.
TRANSPORT WINDS.....SOUTH 15 TO 20 MPH SHIFTING TO THE WEST AROUND
10 MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....POOR.
TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........14 23 32 41 35 28 22 19 17 15 21 27
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TEMP............68 66 62 57 55 54 52 51 49 48 46 45
RH..............31 34 39 49 53 55 59 61 66 65 71 76
20 FT WIND DIR..S S S S S S SW S SW SW W W
20 FT WIND SPD..13 12 10 12 13 13 14 12 10 9 7 6
20 FT WIND GUST.17 16 15 16 17 17 20 16 15 13 9 7
MIX HGT (KFT)...7.2 1.7 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.5
TRANSP WIND DIR.SW S S S S S S S S S SW W
TRANSP WIND SPD.18 17 16 16 18 20 20 18 16 14 12 9
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (80-90 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS IN THE MORNING, THEN RAIN SHOWERS
LIKELY IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 62.
MIN HUMIDITY........52-57 PERCENT.
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH EARLY, SHIFTING
TO THE NORTH 10 TO 15 MPH WITH GUSTS TO AROUND
20 MPH IN THE LATE MORNING AND AFTERNOON.
CWR.................45 PERCENT.
MIXING HEIGHT.......4100 TO 4600 FT AGL.
TRANSPORT WINDS.....WEST 10 TO 15 MPH SHIFTING TO THE NORTH 15 TO
25 MPH EARLY IN THE MORNING.
SMOKE DISPERSAL.....GOOD.
TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........34 31 28 25 43 61 79 82 85 88 87 85
WEATHER COV.....SCH SCH SCH SCH SCH SCH LKY LKY LKY LKY LKY LKY
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
CWR.............50 50 50 50 50 50 50 50 50 50 50 50
TEMP............45 48 52 56 58 59 60 61 61 60 59 58
RH..............76 71 66 64 62 57 55 56 56 60 62 62
20 FT WIND DIR..W SW NW NE NE NE N N N N N N
20 FT WIND SPD..6 6 8 9 10 12 12 13 13 13 13 12
20 FT WIND GUST.7 7 10 13 15 15 16 17 17 17 17 17
MIX HGT (KFT)...0.5 1.2 2.0 2.7 3.3 4.0 4.6 4.6 4.5 4.5 3.7 2.9
TRANSP WIND DIR.W NW N NE NE NE N N N N N N
TRANSP WIND SPD.8 12 15 18 18 17 16 18 20 21 20 18
FORECASTER...ST
REQUESTED BY...JOHN HASKVITZ
TYPE OF REQUEST...PRESCRIBED
.TAG 2512161.0/UNR
.DELDT 04/29/25
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.HASKVITZ@STATE.SD.US
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