Suppression Forecast
Issued by NWS Aberdeen, SD

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154
FNUS73 KABR 231335 CCA
FWSABR

SPOT FORECAST FOR STADEM PILES...CORRECTED
NATIONAL WEATHER SERVICE ABERDEEN SD
735 AM CST MON JAN 23 2017

FORECAST IS BASED ON IGNITION TIME OF 0900 CST ON JANUARY 23. IF
CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE IN ABERDEEN SD.

.DISCUSSION...
A SURFACE HIGH PRESSURE RIDGE WILL BUILD IN TODAY WITH LIGHT WINDS
AND CLOUDY SKIES. A LOW PRESSURE SYSTEM MOVING IN FROM THE WEST
WILL BRING LIGHT SNOW LATER TONIGHT AND TUESDAY.

.TODAY...
SKY/WEATHER.........CLOUDY (85-95 PERCENT CLOUD).
MAX TEMPERATURE.....34-39.
MIN HUMIDITY........74-79 PERCENT.
WIND (20 FT)........WEST WINDS AROUND 6 MPH IN THE
                    MORNING...BECOMING LIGHT AND
                    VARIABLE...THEN...BECOMING SOUTHEAST AROUND 5
                    MPH EARLY.
CWR.................0 PERCENT.
LAL.................1.
MIXING HEIGHT.......800-1800 FT AGL.
TRANSPORT WINDS.....WEST 6 TO 13 MPH...BECOMING SOUTHEAST 3 TO 12
                    MPH EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (5600-11000).
HAINES INDEX........4 (LOW).

TIME (CDT)      8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........97  96  93  89  85  85  85  85  87  88  90
WEATHER COV.....                                        SCH
WEATHER TYPE....                                        SN
TSTM COV........
TEMP............30  31  31  32  33  34  34  35  35  33  32
RH..............92  88  88  88  85  82  80  78  76  84  89
20 FT WIND DIR..W   W   W   W   W   SW  SE  E   E   SE  SE
20 FT WIND SPD..6   5   5   5   5   5   3   3   3   5   5
20 FT WIND GUST.10                      5   5   5

.TONIGHT...

SKY/WEATHER.........CLOUDY (90-100 PERCENT CLOUD). A SLIGHT CHANCE
                    OF SNOW IN THE EVENING...THEN A CHANCE OF SNOW
                    LATE IN THE EVENING.
MIN TEMPERATURE.....26-31.
MAX HUMIDITY........89-94 PERCENT.
WIND (20 FT)........EAST WINDS 6 TO 8 MPH.
CWR.................13 PERCENT...INCREASING TO 64 PERCENT LATE.
LAL.................1.
MIXING HEIGHT.......300-900 FT AGL.
TRANSPORT WINDS.....EAST 10 TO 17 MPH.
SMOKE DISPERSAL.....POOR (4000-7900).
HAINES INDEX........3 TO 4 (VERY LOW) TO (LOW).

TIME (CDT)      7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM 6AM
SKY (%).........91  93  94  94  94  94  100 100 100 100 100 100
WEATHER COV.....SCH SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC CHC
WEATHER TYPE....SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN
TSTM COV........
TEMP............31  31  31  31  31  31  31  31  31  30  29  28
RH..............92  89  90  90  90  90  89  85  86  89  89  92
20 FT WIND DIR..SE  SE  SE  SE  E   E   E   E   E   E   E   E
20 FT WIND SPD..5   6   6   6   7   7   7   7   7   7   8   8
20 FT WIND GUST.        10  10  10  10  10  10  10  10  10  10

.TUESDAY...

SKY/WEATHER.........CLOUDY (95-100 PERCENT CLOUD). A CHANCE OF SNOW
                    IN THE MORNING...THEN SNOW LIKELY LATE IN THE
                    MORNING.
MAX TEMPERATURE.....32-37.
MIN HUMIDITY........74-79 PERCENT.
WIND (20 FT)........NORTHEAST WINDS 9 TO 15 MPH WITH GUSTS UP TO 20
                    MPH.
CWR.................64 PERCENT.
LAL.................1.
MIXING HEIGHT.......900-1900 FT AGL.
TRANSPORT WINDS.....EAST 15 TO 21 MPH...BECOMING NORTHEAST 23 TO 28
                    MPH EARLY IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (4000-39600).
HAINES INDEX........3 (VERY LOW).

TIME (CDT)      7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........100 100 100 100 100 100 100 100 100 100 100 100
WEATHER COV.....CHC CHC CHC CHC CHC LKY LKY LKY LKY LKY LKY LKY
WEATHER TYPE....SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN  SN
TSTM COV........
TEMP............28  28  29  30  32  33  34  34  34  33  32  31
RH..............92  94  91  87  83  79  76  78  79  81  85  87
20 FT WIND DIR..E   E   E   E   NE  NE  NE  NE  NE  NE  NE  N
20 FT WIND SPD..9   10  12  12  13  13  14  15  15  14  14  13
20 FT WIND GUST.15  15  15  15  15  15  20  20  20  20  20  15

$$
FORECASTER...MOHR
REQUESTED BY...PHIL MILLETTE
TYPE OF REQUEST...PRESCRIBED
.TAG 1700664.0/ABR
.EMAIL PHIL_MILLETTE@FWS.GOV



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