296
FNUS73 KFSD 201348
FWSFSD
SPOT FORECAST FOR HORSESHOE BEND WEST SIDE BRIDGE DITCHES...DCCB
NATIONAL WEATHER SERVICE SIOUX FALLS SD
848 AM CDT MON APR 20 2026
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
ISSUED AT 359 AM CDT MON APR 20 2026
A WARM AND BREEZY DAY IS EXPECTED WITH A HIGH TEMPERATURE NEAR 70
DEGREES. AS MIXING RESUMES HEADING INTO THE AFTERNOON, SHOULD SEE
SMOKE DISPERSAL RATES IMPROVE. SOUTHEASTERLY WINDS WILL BECOME
MORE SOUTHERLY BY MID DAY WITH WIND GUSTS OF 25 TO 35 MPH
POSSIBLE THROUGH EARLY EVENING. GUSTY WINDS COMBINED WITH LOWER
DEW POINTS WILL LEAD TO NEAR- CRITICAL RH VALUES OF 25 TO 30
PERCENT EARLY THIS EVENING.
REST OF TODAY
MAX TEMPERATURE.....AROUND 68.
MIN HUMIDITY........26 PERCENT.
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY COVER.......CLR CLR CLR CLR MCR PC PC PC PC
SKY (%).........5 2 1 3 10 33 33 33 32
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0
TEMP............41 47 51 55 58 61 65 67 68
DEWPOINT........23 25 27 27 27 28 29 30 31
RH..............48 42 39 34 30 28 26 26 26
20 FT WIND DIR..SSE S S S S S S S S
20 FT WIND SPD..15 18 20 20 21 22 23 23 22
20 FT WIND GUST.21 25 28 29 31 32 33 32 32
MIX HGT (KFT)...1.2 1.6 2.0 2.3 2.9 3.0 3.4 3.6 3.7
TRANSP WIND DIR.S S S S S S S S S
TRANSP WIND SPD.20 21 21 22 22 23 24 24 24
SMOKE DISPERSAL.FR FR GD GD GD EX EX EX EX
FORECASTER...BP
REQUESTED BY...CHARLES VIGDAL
TYPE OF REQUEST...PRESCRIBED
.TAG 2610873.0/FSD
.DELDT 04/20/26
.FORMATTERVERSION 2.0.0
.EMAIL CVIGDAL@DICKINSONCOUNTYIOWA.GOV
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