Suppression Forecast
Issued by NWS Grand Forks, ND

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974
FNUS73 KFGF 261648
FWSFGF

SPOT FORECAST FOR DWIGHT TRAIN DERAIL...NDDES
NATIONAL WEATHER SERVICE GRAND FORKS ND
1148 AM CDT MON SEP 26 2016

FORECAST IS BASED ON INCIDENT TIME OF 1142 CDT ON SEPTEMBER 26.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.

.DISCUSSION...
MOSTLY SUNNY SKIES ARE EXPECTED THROUGH THE DAY WITH GUSTY WINDS
FROM THE WEST TO NORTHWEST BECOMING MORE NORTHWESTERLY THROUGH
THE AFTERNOON. GUSTS MAY REACH 35 MPH THROUGH LATE AFTERNOON.
WINDS WILL DIMINISH QUICKLY AROUND SUNSET AND WILL REMAIN FROM THE
NORTHWEST.

.TODAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....64-69.
MIN HUMIDITY........22-27 PERCENT.
WIND (20 FT)........
20-FOOT WINDS.......NORTHWEST WINDS 19 TO 24 MPH WITH GUSTS UP TO
                    35 MPH.
MIXING HEIGHT.......300 FT AGL INCREASING TO 2500-3600 FT AGL EARLY
                    IN THE MORNING...THEN INCREASING TO 4800-5900
                    FT AGL LATE IN THE MORNING INCREASING TO
                    7100-7200 FT AGL EARLY IN THE AFTERNOON
                    DECREASING TO 4900 FT AGL DECREASING TO 2600 FT
                    AGL EARLY.
TRANSPORT WINDS.....NORTHWEST 23 TO 31 MPH DECREASING TO AROUND 25
                    MPH EARLY.

TIME (CDT)      10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM
SKY (%).........1   0   0   1   3   5   6   6   4
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............54  58  61  64  65  66  66  65  64
RH..............54  45  38  32  30  28  27  28  29
20 FT WIND DIR..W   NW  NW  NW  NW  NW  NW  NW  NW
20 FT WIND SPD..15  19  23  23  23  24  23  22  20
20 FT WIND GUST.25  30  35  35  35  35  35  30  30

.TONIGHT...

SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....36-41.
MAX HUMIDITY........80-85 PERCENT.
WIND (20 FT)........
20-FOOT WINDS.......NORTHWEST WINDS 11 TO 16 MPH WITH GUSTS UP TO
                    25 MPH DECREASING TO 5 TO 7 MPH IN THE LATE
                    EVENING AND OVERNIGHT.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....NORTHWEST 14 TO 17 MPH.

TIME (CDT)      7 PM   9 PM   11 PM  1 AM   3 AM   5 AM
SKY (%).........2      1      2      3      3      3
WEATHER COV.....
WEATHER TYPE....NONE   NONE   NONE   NONE   NONE   NONE
TSTM COV........
TEMP............61     54     50     45     42     39
RH..............33     46     54     62     70     82
20 FT WIND......NW 16  NW 8   NW 6   NW 6   NW 7   NW 7
20 FT WIND GUST.25     10     10     10     10     10

.TUESDAY...

SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....62-67.
MIN HUMIDITY........30-35 PERCENT.
WIND (20 FT)........
20-FOOT WINDS.......NORTH WINDS 8 TO 13 MPH. GUSTS UP TO 20 MPH
                    EARLY IN THE AFTERNOON.
MIXING HEIGHT.......300 FT AGL INCREASING TO 3700-4900 FT AGL.
TRANSPORT WINDS.....NORTHWEST 15 TO 24 MPH SHIFTING TO THE NORTH 24
                    TO 25 MPH LATE.

TIME (CDT)      7 AM      10 AM     1 PM      4 PM
SKY (%).........3         3         2         1
WEATHER COV.....
WEATHER TYPE....NONE      NONE      NONE      NONE
TSTM COV........
TEMP............39        51        61        64
RH..............82        61        44        35
20 FT WIND......NW 7G10   NW 9G15   NW 12G20  N 12G20

$$
FORECASTER...MAKOWSKI
REQUESTED BY...CURTIS
TYPE OF REQUEST...HAZMAT
.TAG 20160926.DWIGH.01/FGF



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