Suppression Forecast
Issued by NWS Sioux Falls, SD

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000
FNUS73 KFSD 151537
FWSFSD

SPOT FORECAST FOR ROCK RIDGE SNA...MN DNR
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1037 AM CDT TUE APR 15 2014

IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
SOUTHERLY WINDS WILL DEVELOP THROUGHOUT THE DAY TODAY AS HIGH
PRESSURE SHIFTS EAST AND LOW PRESSURE APPROACHES FROM THE WEST. A
RELATIVELY DRY ATMOSPHERE WILL PROMOTE LOW RH VALUES AS
TEMPERATURES WARM INTO THE UPPER 50S. WINDS ARE EXPECTED TO BECOME GUSTY LATE
THIS AFTERNOON CONTINUING INTO THE EVENING HOURS.

.TODAY...

MAX TEMPERATURE.....43-48.
MIN HUMIDITY........28 PERCENT.

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY COVER.......MCR CLR CLR MCR MCR MCR MCR PC  PC  PC  MC  MC
% SKY COVER.....9   0   4   7   11  14  22  31  39  47  54  62
WEATHER COV.....
WEATHER TYPE....
TEMP............16  19  23  24  29  33  37  39  41  43  43  43
RH..............70  62  52  52  40  33  29  30  29  28  29  30
DEWPOINT........8   8   8   9   8   7   8   10  11  12  13  14
20 FT WIND DIR..NW  NW  WNW W   W   SW  SSW SSW S   SSE SSE SSE
20 FT WIND SPD..6   5   3   3   2   2   3   6   8   10  12  12
20 FT WIND GUST.        5   5           5       10      15  15
SMOKE DISPERSAL.PR  PR  PR  PR  PR  FR  FR  FR  GD  GD  GD  EX
CHC OF PCPN (%).0   0   0   0   0   0   0   0   0   0   0   0
MIX HGT (KFT)...0.3 0.9 1.5 2.1 2.8 3.6 4.4 4.5 4.6 4.8 4.8 4.8
TRANSP WIND DIR.NW  NW  WNW W   W   SW  SSW SSW S   S   S   S
TRANSP WIND SPD.7   6   6   6   6   6   7   8   12  14  16  17
HAINES INDEX....3   3   4   4   4   3   3   3   4   4   4   3

.TONIGHT...

MIN TEMPERATURE.....33-38.
MAX HUMIDITY........69 PERCENT.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY COVER.......MCLDY  MCLDY  MCLDY  MCLDY  MCLDY  CLOUDY
% SKY COVER.....66     75     80     78     84     91
WEATHER COV.....                            SCTTRD SCTTRD
WEATHER TYPE....NONE   NONE   NONE   NONE   RNSHWR RNSHWR
TEMP............43     41     38     36     37     37
RH..............33     39     52     61     64     69
DEWPOINT........16     18     21     24     25     26
20 FT WIND......SE 13  ESE 16 ESE 18 ESE 18 SE 21  SE 21
20 FT WIND GUST.15     25     25     30     30     30
SMOKE DISPERSAL.EXCEL  FAIR   POOR   POOR   POOR   POOR
CHC OF PCPN (%).0      0      0      0      10     10
MIX HGT (FT)....4800   1800   300    300    300    300
TRANSPORT WIND..S 18   SE 20  ESE 21 ESE 21 SE 24  SE 24
HAINES INDEX....3      4      4      4      5      5

WEATHER TYPE ABBREVIATIONS

1)  T  = THUNDERSTORMS
2)  R  = RAIN
3)  RW = RAIN SHOWERS
4)  L  = DRIZZLE
5)  ZR = FREEZING RAIN
6)  ZL = FREEZING DRIZZLE
7)  S  = SNOW
8)  SW = SNOW SHOWERS
9)  IP = ICE PELLETS
10) F  = FOG
11) ZF = FREEZING FOG
12) IC = ICE CRYSTALS
13) H  = HAZE
14) BS = BLOWING SNOW
15) K  = SMOKE
16) BD = BLOWING DUST
17) FR = FROST

$$
FORECASTER...BT
REQUESTED BY...BRAD BOLDUAN
TYPE OF REQUEST...PRESCRIBED
.TAG 20140415.ROCKR.01/FSD






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