883
FNUS73 KFSD 121258
FWSFSD
SPOT FORECAST FOR LEO GRAU - CREP SITE...IDNR
NATIONAL WEATHER SERVICE SIOUX FALLS SD
758 AM CDT MON MAY 12 2025
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SOUTH TO SLIGHTLY SOUTHEASTERLY WINDS WILL CONTINUE FOR MOST OF
THE DAYTIME HOURS OF MONDAY. OCCASIONAL GUSTS TO 20 TO 25 MPH WILL
DEVELOP BY MID-DAY AND CONTINUE THROUGH THE AFTERNOON. RELATIVE
HUMIDITY VALUE WILL BE QUITE LOW THIS AFTERNOON, BOTTOMING OUT
NEAR 20 PERCENT.
REST OF TODAY
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........16 PERCENT.
TIME (CDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR MCR CLR CLR CLR CLR CLR
SKY (%).........2 3 6 5 4 3 3 4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0
TEMP............70 75 80 83 86 88 89 88
DEWPOINT........44 44 43 41 39 38 37 37
RH..............40 33 27 23 19 17 16 16
20 FT WIND DIR..S S S S S S S S
20 FT WIND SPD..15 15 15 15 16 17 17 16
20 FT WIND GUST.18 21 22 23 23 24 24 23
MIX HGT (KFT)...2.8 3.8 4.9 5.4 6.1 6.3 6.7 6.7
TRANSP WIND DIR.S S S S S S S S
TRANSP WIND SPD.16 16 16 17 17 17 17 16
SMOKE DISPERSAL.GD GD EX EX EX EX EX EX
TONIGHT
MIN TEMPERATURE.....AROUND 54.
MAX HUMIDITY........82 PERCENT.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......CLEAR CLEAR MCLEAR CLEAR MCLEAR MCLEAR
SKY (%).........2 0 7 3 18 19
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............87 80 68 63 60 57
DEWPOINT........38 43 45 47 48 48
RH..............18 27 44 55 65 72
20 FT WIND......S 15 SSE 13 SSE 10 SSE 9 SSE 8 SSE 8
20 FT WIND GUST.22 17 15 14 14 13
MIX HGT (FT)....6700 600 500 400 400 400
TRANSPORT WIND..S 17 S 14 S 15 S 15 S 13 S 12
SMOKE DISPERSAL.EXCEL POOR POOR POOR POOR POOR
TUESDAY
MAX TEMPERATURE.....AROUND 89.
MIN HUMIDITY........31 PERCENT.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......MCLEAR CLEAR CLEAR CLEAR CLEAR CLEAR
SKY (%).........20 3 0 2 3 5
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0
TEMP............54 61 76 82 87 89
DEWPOINT........49 53 56 54 54 54
RH..............82 76 50 38 32 31
20 FT WIND......SSE 7 S 8 S 10 SSE 12 SSE 13 SSE 14
20 FT WIND GUST.12 13 15 18 20 20
MIX HGT (FT)....400 900 2800 5300 6400 6900
TRANSPORT WIND..S 12 S 12 S 14 S 16 S 16 S 16
SMOKE DISPERSAL.POOR POOR GOOD EXCEL EXCEL EXCEL
FORECASTER...DUX
REQUESTED BY...JEFF FEISEL
TYPE OF REQUEST...PRESCRIBED
.TAG 2513769.0/FSD
.DELDT 05/12/25
.FORMATTERVERSION 2.0.0
.EMAIL JEFFREY.FEISEL@DNR.IOWA.GOV
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