827
FNUS73 KFSD 201018
FWSFSD

Spot Forecast for Yankton Fire Dept. 150 anniversary...Yankton CO.OEM
National Weather Service Sioux Falls SD
518 AM CDT Fri Sep 20 2024

If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

A cold front will track through the region on Saturday, with
northwesterly winds increasing by mid morning, gusting 25 to 30
mph through the afternoon and early evening. There will be a low
probability (20-30%) of showers during the afternoon and evening.
With the passage of the front, temperatures will moderate with
highs in the mid to upper 70s. Afternoon RH values will be around
40 percent.


.SATURDAY...

Max temperature.....Around 79.
Min humidity........40 percent.

TIME (CDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......PC  PC  PC  MC  MC  MC
Sky (%).........37  41  49  57  64  68
Weather cov.....SCH CHC CHC CHC SCH SCH
Weather type....RW  RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).20  30  30  30  20  20
Temp............75  75  76  77  77  76
RH..............49  46  42  40  40  41
Surface wnd dir.NNW NNW N   N   N   N
Surface wnd spd.16  18  18  18  17  16
Surface wnd gst.25  25  26  26  26  24
Mix hgt (kft)...2.7 3.0 3.1 3.2 3.2 2.8
Transp wind dir.N   N   N   N   N   N
Transp wind spd.21  22  23  22  22  22
Haines index....5   4   4   4   4   4

.SATURDAY NIGHT...

Min temperature.....Around 52.
Max humidity........74 percent.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......MC  MC  MC  MC  CDY CDY CDY CDY CDY CDY CDY CDY
Sky (%).........73  77  82  86  91  91  90  90  90  90  90  91
Weather cov.....SCH SCH SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC
Weather type....RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).20  20  20  20  20  20  20  30  30  30  30  30
Temp............74  71  67  63  61  60  59  58  57  56  55  54
RH..............43  48  52  60  62  64  64  67  69  69  72  71
Surface wnd dir.N   N   N   N   N   N   N   N   N   N   N   N
Surface wnd spd.15  14  13  12  10  9   9   9   9   9   9   9
Surface wnd gst.23  22  21  20  18  17  17  16  16  15  15  15
Mix hgt (kft)...2.3 1.8 1.4 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Transp wind dir.N   N   N   N   N   N   N   N   N   N   N   NNE
Transp wind spd.21  20  18  18  17  16  16  15  14  14  13  12
Haines index....4   3   3   3   3   3   3   3   3   3   3   3

$$
Forecaster...JM
Requested by...Paul Scherschligt
Type of request...OTHER
.TAG 2422629.0/FSD
.DELDT 09/20/24
.FormatterVersion 2.0.0