Suppression Forecast
Issued by NWS Sioux Falls, SD

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FNUS73 KFSD 201409
FWSFSD

Spot Forecast for USD Experimental 2017...Vermillion Fire / Clay County EM
National Weather Service Sioux Falls SD
909 AM CDT Fri Oct 20 2017

If conditions become unrepresentative...contact the National Weather
Service.

.DISCUSSION...
Today will be a warm and windy day. South winds will gust to
35 to 40 mph from late morning into the afternoon.

.REST OF TODAY...

Max temperature.....76-81.
Min humidity........46 percent.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......PC  PC  PC  MCR PC  PC  MC  MC
Sky (%).........33  30  27  23  27  40  53  60
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   0   0   0
Temp............63  66  70  74  77  79  79  77
Dewpoint........52  53  55  55  56  56  57  57
RH..............67  63  58  51  48  46  47  51
20 FT wind dir..S   S   S   S   S   S   S   S
20 FT wind spd..17  18  21  22  23  24  24  23
20 FT wind gust.26  29  31  35  36  36  36  36
Mix hgt (kft)...0.5 1.4 2.3 3.2 3.6 4.0 4.3 3.0
Transp wind dir.S   S   S   S   S   S   S   S
Transp wind spd.31  35  38  40  43  44  43  38
Haines index....5   5   4   4   4   3   3   3
Smoke dispersal.PR  GD  EX  EX  EX  EX  EX  EX

.TONIGHT...

Min temperature.....57-62.
Max humidity........93 percent.

TIME (CDT)      6 PM   8 PM   10 PM  MIDNGT 2 AM   4 AM
Sky cover.......MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  CLOUDY
Sky (%).........66     75     79     80     87     98
Weather cov.....                            S CHC  CHANCE
Weather type....NONE   NONE   NONE   NONE   RNSHWR RNSHWR
Tstm cov........                            S CHC  CHANCE
Chc of pcpn (%).0      0      10     10     20     30
Temp............72     66     64     63     62     62
Dewpoint........57     58     59     58     59     60
RH..............58     75     83     85     89     93
20 ft wind......S 22   S 18   S 20   S 18   S 18   S 18
20 ft wind gust.31     28     28     28     28     28
Mix hgt (ft)....1600   300    300    300    300    300
Transport wind..S 31   S 23   S 23   S 22   S 22   S 21
Haines index....3      3      3      3      3      3
Smoke dispersal.GOOD   POOR   POOR   POOR   POOR   POOR

.SATURDAY...

Max temperature.....64-69.
Min humidity........49 percent.

TIME (CDT)      6 AM   8 AM   10 AM  NOON   2 PM   4 PM
Sky cover.......CLOUDY CLOUDY MCLDY  MCLDY  MCLDY  MCLDY
Sky (%).........92     88     86     83     80     76
Weather cov.....CHANCE LIKELY LIKELY LIKELY CHANCE S CHC
Weather type....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
Tstm cov........CHANCE S CHC
Chc of pcpn (%).50     60     60     60     40     20
Temp............60     66     65     64     63     62
Dewpoint........59     59     58     51     46     44
RH..............96     78     78     63     54     52
20 ft wind......S 14   S 13   SW 15  W 16   WNW 16 NW 16
20 ft wind gust.20     17     21     24     25     24
Mix hgt (ft)....300    300    300    1900   3200   4000
Transport wind..S 16   S 15   SW 17  WNW 25 NW 31  NW 31
Haines index....3      3      3      2      2      3
Smoke dispersal.POOR   POOR   POOR   GOOD   EXCEL  EXCEL

$$
Forecaster...Weisser
Requested by...Klunder / Stewart
Type of request...PRESCRIBED
.TAG 1717610.0/FSD



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