Suppression Forecast
Issued by NWS Sioux Falls, SD

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764
FNUS73 KFSD 221611
FWSFSD

Spot Forecast for VanDerWerff...Armour Volunteer Fire Dept.
National Weather Service Sioux Falls SD
1111 AM CDT Tue Apr 22 2025

If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
Issued at 1109 AM CDT Tue Apr 22 2025

Persistent northwest winds with occasional gusts up to 20 mph
will continue into early afternoon. Winds will begin to weaken
quickly as 3 to 4pm arrive and will also shift more towards the
west in direction.

No precipitation is expected this afternoon.


.REST OF TODAY...

Max temperature.....Around 71.
Min humidity........22 percent.

TIME (CDT)      12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......CLR CLR CLR CLR CLR MCR
Sky (%).........3   3   3   2   2   14
Weather cov.....
Weather type....
Tstm cov........
Chc of pcpn (%).0   0   0   0   0   10
Chc of thdr (%).0   0   0   0   0   0
Temp............60  64  67  68  69  69
Dewpoint........37  34  32  30  30  30
RH..............41  33  27  24  23  22
20 FT wind dir..WNW WNW WNW W   W   WNW
20 FT wind spd..13  10  8   7   7   6
20 FT wind gust.17  13  16  16  15  13
Mix hgt (kft)...4.3 5.1 5.7 6.5 7.7 8.7
Transp wind dir.WNW WNW WNW W   W   WSW
Transp wind spd.15  14  13  12  13  13
Smoke Dispersal.GD  EX  EX  EX  EX  EX

.TONIGHT...

Min temperature.....Around 44.
Max humidity........68 percent.

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky cover.......PC  PC  MC  PC  PC  MC  MC  MC  MC  MC  MC  MC
Sky (%).........27  39  64  49  49  77  78  75  66  62  64  61
Weather cov.....                            SCH
Weather type....                            RW
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  10  10  20  10  10  10  10
Chc of thdr (%).0   0   0   0   0   0   0   10  10  10  10  10
Temp............70  70  65  60  56  55  54  53  51  49  47  47
Dewpoint........30  32  33  34  35  35  35  35  36  37  37  35
RH..............23  24  30  37  45  47  48  50  56  63  67  62
20 FT wind dir..NW  NNW ENE NE  NE  NE  NNE NNE NNE NNE NNE NNE
20 FT wind spd..6   5   6   6   6   6   7   7   8   8   9   9
20 FT wind gust.10  8   10  12  13  12  12  13  14  14  14  14
Mix hgt (kft)...8.4 6.7 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.5 0.4 0.4
Transp wind dir.WSW SW  NNE NE  NNE NNE N   N   N   NNE NNE NNE
Transp wind spd.10  9   8   9   10  10  9   13  14  13  14  13
Smoke Dispersal.EX  GD  PR  PR  PR  PR  PR  PR  PR  PR  PR  PR

.WEDNESDAY...

Max temperature.....Around 68.
Min humidity........30 percent.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky cover.......MC  MC  PC  PC  PC  PC  MC  MC  MC  MC  MC  MC
Sky (%).........56  56  50  50  47  49  54  61  68  75  80  74
Weather cov.....                                        CHC CHC
Weather type....                                        RW  RW
Tstm cov........
Chc of pcpn (%).10  10  10  10  10  10  10  10  10  10  30  30
Chc of thdr (%).10  10  10  10  10  10  10  10  10  10  10  10
Temp............46  44  46  50  55  58  61  64  65  67  67  66
Dewpoint........35  34  34  35  36  35  35  34  34  35  36  37
RH..............66  68  63  56  49  42  38  33  31  30  32  34
20 FT wind dir..NNE NNE NNE NNE NNE NNE NNE NNE NNE NE  NE  NE
20 FT wind spd..8   9   10  12  14  14  15  14  14  14  15  15
20 FT wind gust.14  15  16  18  20  20  18  20  20  18  20  20
Mix hgt (kft)...0.4 0.4 0.6 1.4 1.7 2.5 3.1 3.8 3.8 3.8 3.7 3.1
Transp wind dir.N   N   N   N   N   NNE NNE NNE NNE NNE NE  NE
Transp wind spd.13  13  15  17  18  18  18  15  16  16  16  17
Smoke Dispersal.PR  PR  PR  FR  FR  GD  GD  GD  GD  GD  GD  GD

$$
Forecaster...Dux
Requested by...Chief Raymond Bigge
Type of request...PRESCRIBED
.TAG 2511347.0/FSD
.DELDT 04/22/25
.FormatterVersion 2.0.0