868
FNUS73 KFSD 071906
FWSFSD
SPOT FORECAST FOR GSB...GREGORY COUNTY EMERGENCY MANAGEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
ISSUED BY NATIONAL WEATHER SERVICE ABERDEEN SD
206 PM CDT MON APR 7 2025
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
SKIES WILL REMAIN CLEAR THE REMAINDER OF TODAY. A NORTH TO NORTHEAST
WIND WILL PERSIST THROUGH THE REST OF THE AFTERNOON BEFORE
SHIFTING TO THE EAST AND THEN SOUTHEAST THIS EVENING INTO THE
OVERNIGHT HOURS. AN OCCASIONAL GUST BETWEEN 15 TO 20 MPH WILL BE
POSSIBLE THIS AFTERNOON.
WINDS INCREASE ON TUESDAY, WITH TEMPERATURES RISING BACK INTO THE
50S. WITH AFTERNOON GUSTS APPROACHING 25 TO 30 MPH, AND RELATIVE
HUMIDITY VALUES FALLING NEAR 30 PERCENT, FIRE DANGER WILL INCREASE
THROUGH THE JAMES RIVER VALLEY.
WINDS REMAIN LIGHT THROUGH THE MID-WEEK, WITH LOW RISKS FOR LIGHT
RAIN AT TIMES WEDNESDAY AND THURSDAY. TEMPERATURES HOWEVER CLIMB
INTO THE 50S AND 60S.
TONIGHT
MIN TEMPERATURE.....AROUND 29.
MAX HUMIDITY........53 PERCENT.
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY COVER.......CLR MCR MCR MCR MCR MCR CLR CLR CLR CLR CLR CLR
SKY (%).........5 7 9 11 7 6 2 2 2 3 3 2
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0
TEMP............44 45 41 38 37 35 34 33 32 31 31 31
DEWPOINT........16 15 15 15 15 15 15 15 15 14 14 15
RH..............31 29 34 38 40 43 45 47 49 49 49 51
20 FT WIND DIR..E ESE ESE ESE ESE ESE ESE SE SE SE SE SE
20 FT WIND SPD..6 6 6 6 6 6 6 7 7 8 8 9
20 FT WIND GUST. 9 9 10 12 12 12 13 13 14 15 15
MIX HGT (KFT)...3.5 3.1 0.5 0.5 0.4 0.4 0.4 0.5 0.5 0.5 0.5 0.5
TRANSP WIND DIR.NE E E E ESE ESE ESE SE SE SE SSE SE
TRANSP WIND SPD.8 7 8 10 12 13 14 15 15 15 16 15
SMOKE DISPERSAL.FR FR PR PR PR PR PR PR PR PR PR PR
TUESDAY
MAX TEMPERATURE.....AROUND 64.
MIN HUMIDITY........32 PERCENT.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......CLEAR MCLEAR PCLDY MCLDY PCLDY PCLDY
SKY (%).........5 16 42 64 50 29
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............30 32 39 48 58 63
DEWPOINT........15 16 20 25 30 32
RH..............53 51 46 40 34 31
20 FT WIND......SE 10 SE 12 SSE 15 SSE 16 SSE 15 SSE 14
20 FT WIND GUST.16 20 24 24 22 21
MIX HGT (FT)....500 900 2000 2500 3000 3500
TRANSPORT WIND..SSE 16 SSE 21 S 25 S 23 S 20 S 17
SMOKE DISPERSAL.POOR FAIR GOOD GOOD GOOD GOOD
TUESDAY NIGHT
MIN TEMPERATURE.....AROUND 41.
MAX HUMIDITY........86 PERCENT.
TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......PCLDY PCLDY PCLDY PCLDY PCLDY MCLDY
SKY (%).........31 38 42 40 46 60
WEATHER COV..... S CHC S CHC S CHC S CHC S CHC
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........
CHC OF PCPN (%).0 20 20 20 20 20
CHC OF THDR (%).0 0 10 10 10 10
TEMP............63 58 50 46 44 43
DEWPOINT........35 35 34 33 33 34
RH..............35 42 54 60 65 70
20 FT WIND......SE 10 ESE 8 E 6 NNE 6 N 6 NW 6
20 FT WIND GUST.16 14 12 9 9 12
MIX HGT (FT)....2100 1000 400 400 400 400
TRANSPORT WIND..SE 13 ESE 12 ESE 12 ESE 9 E 8 NW 10
SMOKE DISPERSAL.FAIR POOR POOR POOR POOR POOR
WEDNESDAY
MAX TEMPERATURE.....AROUND 66.
MIN HUMIDITY........29 PERCENT.
TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......MCLDY MCLDY PCLDY PCLDY PCLDY MCLEAR
SKY (%).........66 56 44 49 40 21
WEATHER COV.....S CHC S CHC S CHC
WEATHER TYPE....RNSHWR NONE NONE NONE RNSHWR RNSHWR
TSTM COV........
CHC OF PCPN (%).20 10 10 10 20 20
CHC OF THDR (%).10 0 0 0 0 10
TEMP............42 45 50 57 62 65
DEWPOINT........38 40 39 37 34 32
RH..............86 82 66 47 35 29
20 FT WIND......NW 7 NW 9 NW 12 NW 14 NW 16 NW 16
20 FT WIND GUST.13 15 18 22 24 25
MIX HGT (FT)....500 900 1800 3900 6100 8300
TRANSPORT WIND..NW 15 NW 21 NNW 28 NW 26 NW 26 NW 29
SMOKE DISPERSAL.POOR FAIR GOOD EXCEL EXCEL EXCEL
FORECASTER...VIPOND
REQUESTED BY...BRAD CHRISTENSEN
TYPE OF REQUEST...PRESCRIBED
.TAG 2509086.0/FSD
.DELDT 04/07/25
.FORMATTERVERSION 2.0.0
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