Suppression Forecast
Issued by NWS Sioux Falls, SD

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169
FNUS73 KFSD 231240
FWSFSD

Spot Forecast for Sertoma Rx...Sioux Falls Fire
National Weather Service Sioux Falls SD
740 AM CDT Fri May 23 2025

If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...

Winds at the surface may remain quite variable throughout the
morning and into early afternoon. While at time there may be a
slight south to southwest preference for light winds, by noon,
most winds will turn nearly variable in direction.

Clouds thicken by mid-day as well, with an increasing risk for
light rain showers moving in after 2pm. Focus for light rain
continues into the evening hours.


.REST OF TODAY...

Max temperature.....Around 64.
Min humidity........42 percent.

TIME (CDT)      11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  MC  MC  CDY CDY CDY
Sky (%).........77  80  82  87  92  93  94
Weather cov.....            CHC CHC LKY DEF
Weather type....            RW  RW  RW  RW
Tstm cov........
Chc of pcpn (%).10  10  10  30  50  70  100
Chc of thdr (%).0   0   10  10  10  10  10
Temp............61  63  64  64  63  61  60
Dewpoint........42  42  41  41  41  41  43
RH..............49  45  42  42  44  48  54
20 FT wind dir..SW  S   S   SSE S   S   SSE
20 FT wind spd..3   3   4   4   5   6   6
20 FT wind gust.5   5   6   6   7   12  10
Mix hgt (kft)...4.9 5.2 5.5 5.3 5.1 3.7 2.3
Transp wind dir.SW  S   S   SE  E   SSE S
Transp wind spd.6   6   6   7   7   7   8
Smoke Dispersal.FR  FR  FR  GD  GD  FR  FR

.TONIGHT...

Min temperature.....Around 49.
Max humidity........87 percent.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky cover.......CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY
Sky (%).........94     96     98     93     89     89
Weather cov.....DEFNTE DEFNTE LIKELY CHANCE CHANCE S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).90     80     60     40     30     20
Chc of thdr (%).10     10     10     10     10     10
Temp............58     56     53     53     52     50
Dewpoint........45     46     47     46     46     46
RH..............60     68     79     78     81     87
20 ft wind......SE 6   E 5    NE 5   NE 3   ENE 5  ENE 5
20 ft wind gust.10     8      7      6      6      7
Mix hgt (ft)....1600   1200   800    800    700    500
Transport wind..S 6    ESE 8  E 8    ENE 8  ENE 8  ENE 9
Smoke Dispersal.POOR   POOR   POOR   POOR   POOR   POOR

.SATURDAY...

Max temperature.....Around 65.
Min humidity........52 percent.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky cover.......CLOUDY CLOUDY MCLDY  MCLDY  MCLDY  MCLDY
Sky (%).........93     91     83     78     77     77
Weather cov.....S CHC         S CHC  S CHC  S CHC  S CHC
Weather type....RNSHWR NONE   RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........
Chc of pcpn (%).20     10     20     20     20     20
Chc of thdr (%).10     0      0      0      0      0
Temp............49     50     55     59     62     64
Dewpoint........45     46     48     46     46     46
RH..............85     87     78     63     56     53
20 ft wind......ENE 6  ENE 6  E 7    E 9    E 9    ESE 8
20 ft wind gust.8      10     12     14     16     15
Mix hgt (ft)....600    800    1400   2800   3900   4100
Transport wind..ENE 9  E 9    E 13   E 14   E 13   SE 9
Smoke Dispersal.POOR   POOR   FAIR   GOOD   GOOD   GOOD

$$
Forecaster...Dux
Requested by...FIRB Cody
Type of request...PRESCRIBED
.TAG 2514576.0/FSD
.DELDT 05/23/25
.FormatterVersion 2.0.0
.EMAIL cody.vosburg@siouxfalls.gov