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Point Forecast Matrices
National Weather Service Great Falls MT
1058 AM MST Fri Feb 23 2018

MTZ012-232300-
Great Falls-Cascade MT
47.47N 111.38W Elev. 3663 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      25          16          29          11          34
Temp                   16 24 22 16 16 18 19 20 26 29 23 13 11 15 18 21 30 34 30
Dewpt                   5  9  8  8  8 11 12 13 14 14 12  8  6 10 11 12 17 20 14
RH                     61 52 54 70 70 73 74 74 60 53 62 80 80 80 73 68 58 56 51
Wind dir               SW SW SW SW SW SW SW SW SW  W  W SW SW SW SW SW SW SW SW
Wind spd               24 29 21 19 25 24 24 23 26 20 14  9 12 20 27 29 31 32 28
Wind gust              36 44 33                   31                   43 48 40
Clouds                 FW CL FW CL FW B1 B1 B1 B1 B1 B2 B1 SC SC B1 B1 B1 B1 B1
PoP 12hr                      0           5          20          20          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                            S  S  S  S              S  S  S
Obvis                  BS BS BS BS BS BS BS BS BS BS       BS BS BS BS BS BS BS
Wind chill             -3       -1 -3                      -4 -3 -1
Min chill             -10          -3    -1                -4    -4
Winter Storm                                                         A  A  A  A
Winter Weath            Y  Y  Y  Y  Y  Y  Y


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            13    28       8    28      11    28      10    26
Temp          16   14 26 25 10   11 22 27 13   14 24 27 13   12 20 26
Dewpt          7    8 14 11  3    5  9 12  5    9 12 14  7    8 10 14
PWind dir          SW    SW      SW    SW      SW    SW      SW    SW
Wind char          BZ    GN      GN    BZ      BZ    GN      GN    GN
Avg clouds    B1   B1 B1 B1 B1   FW FW SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           20    10      10     5      10    10      20    20
Snow           S                                         S    S  S  S

$$
MTZ010-232300-
Cut Bank-Glacier MT
48.60N 112.39W Elev. 3838 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      24          14          28          10          32
Temp                   16 23 20 16 15 17 15 15 23 28 23 11 12 16 18 22 30 32 28
Dewpt                   8 10  9  8  7  9  9 10 13 16 13  6  8 10 12 17 20 20 16
RH                     70 57 62 70 70 70 77 80 65 60 65 80 84 77 77 81 66 61 60
Wind dir               SW  W  W  W  W  W  W  W  W  W  W  W  W  W  W SW SW SW SW
Wind spd               35 39 36 25 34 25 20 16 20 20 16 11 18 20 23 21 28 31 35
Wind gust              52 57 54 41 47    32                            43 47 49
Clouds                 CL CL FW FW SC B2 SC SC SC SC B1 SC FW SC SC B1 B1 B1 B1
PoP 12hr                      0           5          20          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                            S  S                    S  S  S
Obvis                  BS BS BS BS BS BS BS BS BS BS       BS BS BS BS BS BS BS
Wind chill             -6       -3 -7 -1 -3 -1          -3 -6 -1
Min chill             -13          -7    -4    -3          -6    -3
Blizzard                W  W  W  W  W  W  W


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            12    27       8    26      10    26       8    23
Temp          17   12 25 24 10   11 22 25 13   11 23 24 11    9 20 22
Dewpt         10    8 16 12  5    5 12 13  8    6 15 13  7    5 11 12
PWind dir           W     W       W     W       W     W       W     W
Wind char          BZ    BZ      BZ    BZ      BZ    GN      GN    GN
Avg clouds    B1   B1 B1 SC SC   FW SC B1 SC   SC B1 B1 B1   B1 B2 B2
PoP 12hr           20    10       5    10      10    20      20    20
Snow           S    S                                 S  S    S  S  S

$$
MTZ014-232300-
Helena-Lewis & Clark MT
46.61N 111.96W Elev. 3893 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      23           6          30           9          32
Temp                   13 23 20 14  9  9  8  7 22 30 25 14 10 10 12 10 26 32 30
Dewpt                   3  8  8  4  1  2  1  2 10 15 14  8  5  4  5  4 13 17 17
RH                     63 52 59 64 69 72 72 79 59 53 62 76 80 76 73 76 57 53 58
Wind dir               SW  W  W SW SW SW SW SW SW  W  W  W  W  W SW SW SW SW  W
Wind spd                5 10 10  8  6  6  6  6  9 10 11  6  4  8  8  9 13 16 13
Wind gust                                18 18    21                      26
Clouds                 FW FW SC FW SC B2 SC B1 B2 B2 B1 B1 SC B1 B1 B1 B2 B2 B2
PoP 12hr                      5           5          40          30          40
QPF 12hr                      0           0        0.01        0.01        0.01
Snow 12hr                 00-00       00-00           T
Snow                                            C  C  C  C              C  C  C
Wind chill                         -2 -2 -3 -5                -2    -3
Min chill              -2          -2    -3    -6                -2    -3


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            14    29       7    28      12    29      12    29
Temp          19   14 23 28 13    8 21 28 16   13 23 28 16   13 23 29
Dewpt         13    9 10 13  6    2  6 14  9    8 11 15 10    7 11 16
PWind dir           W     W      SW    SW      SW    SW      SW    SW
Wind char          GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B1 B1 B1 B1   SC FW B1 B1   B1 B1 B1 B1   B1 B2 B2
PoP 12hr           40    20      20    10      10    20      20    20
Snow           C    C  S  S  S                     S  S  S    S  S  S

$$
MTZ055-232300-
Bozeman-Gallatin MT
45.78N 111.16W Elev. 4475 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      19           3          26           6          30
Temp                    8 18 17  6  3  8 10  9 20 26 22 13  9  6  7  9 23 30 28
Dewpt                   0  4  6 -1 -2  2  4  3  8 10 11  7  5  0  0  1  8 14 15
RH                     69 53 61 72 79 76 76 76 59 50 62 76 83 76 72 69 52 51 58
Wind dir                W  W SW SW SW SW SW SW SW SW  W SW SW SW SW SW SW SW SW
Wind spd                4  5  6  8  6  8  6 12 11 14  9  6  5  6  5 11 17 17 21
Clouds                 SC FW SC FW SC B2 B1 B2 B2 B2 B2 OV B1 B1 B1 B1 B2 B2 B2
PoP 12hr                      5          10          30          50          30
QPF 12hr                      0           0        0.01        0.03        0.01
Snow 12hr                 00-00       00-00           T
Snow                                      S  S  C  C  C  C  S  S        C  C  C
Obvis                                                                  BS BS BS
Wind chill             -1       -7 -9 -4 -1 -7             -1 -6 -3 -6
Min chill              -7          -9    -7    -7          -1    -6    -7


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            13    27       3    26       8    27       9    30
Temp          18   14 24 25  9    4 19 25 12    9 22 26 13   11 26 29
Dewpt         13    9 11 11  2   -1  5 10  5    3  9 12  7    5 12 15
PWind dir          SW     W       W    SW      SW    SW      SW    SW
Wind char          GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B2 B2 B2 B2   SC SC SC B1   B1 B1 B1 B1   B1 B2 B2
PoP 12hr           50    40      30    20      20    20      30    30
Snow           C    C  C  C  C    S     S  S    S  S  S  S    C  S  C

$$
MTZ055-232300-
West Yellowstone-Gallatin MT
44.66N 111.11W Elev. 6700 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      18          -2          17          -3          21
Temp                   10 18 15  5  1  0  0 -2 10 16 16 13  5 -2 -2 -1 12 20 20
Dewpt                   4  5  2  2 -1 -2 -3 -3  4  8 12  9  2 -4 -4 -3  6 12 17
RH                     76 56 55 87 91 91 87 95 76 70 84 84 87 91 91 91 76 71 88
Wind dir               SW SW SW SW SW SW SW SW SW SW SW SW SW  W SW SW SW SW SW
Wind spd                3  9 10 10  9  8 10  9 13 13 11  8  6  5  6  9 14 13 16
Wind gust                                                           21 37 32
Clouds                 B1 SC B1 B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 OV B2
PoP 12hr                     30          60          70          60          60
QPF 12hr                      0        0.02        0.06        0.08        0.07
Snow 12hr                 00-00           T           1
Snow                          S  S  L  L  L  L  L  L  L  L  C  C  L  L  L  L  L
Obvis                                                                  BS BS BS
Wind chill                     -10-14-14-16-18 -6          -7-14-15-16 -4
Min chill              -3         -14   -16   -20    -2    -7   -17   -18


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            10    24      -3    22       1    22       6    25
Temp          20   10 19 23  8   -2 17 20  7    2 15 22 12    7 20 25
Dewpt         18    9 10 13  5   -4  7 12  4    0  7 14  9    5 11 19
PWind dir          SW    SW       W    SW      SW    SW      SW    SW
Wind char          GN    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV   OV OV OV B2   B2 SC B1 B2   B1 B1 B1 B1   B2 B2 B2
PoP 12hr           70    60      40    20      30    30      30    30
Snow           L    L  L  C  C    S     S  C    C  C  C  C    C  C  C

$$
MTZ008-232300-
Dillon-Beaverhead MT
45.26N 112.55W Elev. 5357 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      17           7          22           4          27
Temp                    7 15 16  7  8  9  8  9 18 22 19  9  7  6  6  5 19 27 25
Dewpt                   1  3  2  1  3  5  3  5  8  9  7  4  4  3  2  1  7 13 12
RH                     76 58 53 76 79 83 79 83 64 57 59 80 87 87 83 83 59 55 57
Wind dir               SW SW SW SW  S SW  S  S SW SW SW SW  W SW SW SW SW SW SW
Wind spd                9 10 12 11 12 11 13 13 13 16 13 10 10 10 14 13 17 27 19
Wind gust                                25
Clouds                 B1 FW FW FW B1 B2 SC B1 B2 B2 B2 B1 SC B1 B1 B1 B1 B2 B2
PoP 12hr                     20          20          50          30          30
QPF 12hr                      0           0        0.03        0.01        0.01
Snow 12hr                 00-00       00-00           1
Snow                                S     S  S  C  C  C  C              C  C  C
Snowshwrs
Obvis                                                                  BS BS BS
Wind chill             -7       -8 -8 -6 -8 -7          -5 -8 -9-12-12
Min chill             -12    -3    -9    -8    -9          -8   -12   -14


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            11    25       0    25       4    25       7    28
Temp          17   11 21 23  7    1 14 25  8    6 18 25 12    8 21 28
Dewpt         13    7 11  9  2   -2  3  9  3    2 10 12  8    5 11 16
PWind dir          SW     W       W     S       S     S       S     S
Wind char          GN    GN      LT    GN      GN    GN      GN    GN
Avg clouds    B2   B2 B2 B2 B1   SC SC SC B1   B1 B1 B1 B1   B1 B1 B2
PoP 12hr           50    30      20    10      10    20      20    30
Snow           C    C  C  C  S                     S  S  S    S  S  C

$$
MTZ011-232300-
Havre-Hill MT
48.54N 109.76W Elev. 2585 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      13          10          23           5          30
Temp                    1 12 12 10 10 11 11 12 18 23 21 11  5  6  9 10 20 28 29
Dewpt                  -5  4  6  5  5  5  7  8 11 15 16  8  1  1  5  6 12 19 21
RH                     75 70 76 80 80 76 83 84 73 71 81 87 83 79 83 83 71 68 72
Wind dir               SW SW SW SW SW SW SW SW SW  W  W  W SW SW SW SW SW SW SW
Wind spd               12 19 23 16 13 20 17 18 21 17 18 12  9 16 14 16 18 19 28
Wind gust                 29 34                                        31 32 40
Clouds                 FW CL CL CL FW FW SC SC SC SC B1 B2 SC SC SC B1 B1 B2 B1
PoP 12hr                      0           0          10          10          10
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Snow                                                                          S
Obvis                  BS BS BS BS BS BS BS BS BS BS                   BS BS BS
Wind chill            -17 -6 -7 -7 -6 -8 -6 -6          -4 -9-12 -8 -7
Min chill             -22   -12    -7    -8    -6          -9   -12    -8
Winter Storm                                                         A  A  A  A
Winter Weath            Y  Y  Y  Y  Y  Y  Y


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            11    24       4    24       6    22       4    20
Temp          17   11 20 22  6    6 17 23  8    8 16 21  8    4 14 20
Dewpt         14    8 12 16  2    1  9 15  5    4  9 13  5    1  8 12
PWind dir           W     W      SW    SW      SW    SW      SW     S
Wind char          BZ    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1   B1 B1 SC SC   FW FW SC SC   SC SC SC SC   B1 B1 B2
PoP 12hr           20    10       5     0      10     5      20    20
Snow           S    S                                         S  S  S

$$
MTZ051-232300-
Lewistown-Fergus MT
47.05N 109.46W Elev. 4144 ft
1058 AM MST Fri Feb 23 2018

Date                Fri 02/23/18            Sat 02/24/18            Sun 02/25/18
MST 3hrly     02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17
UTC 3hrly     09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00

Max/Min                      24          11          27          11          31
Temp                   14 23 20 13 11 12 15 17 23 27 23 14 11 11 14 16 25 30 30
Dewpt                   7 10 10  9  5  6  9 11 15 15 16 11  7  6  7  8 14 16 21
RH                     73 57 64 84 76 76 77 77 71 60 74 88 83 80 73 70 62 55 69
Wind dir               SW SW SW SW SW SW SW SW  W  W  W  W  W  W SW SW  W SW SW
Wind spd                6 10 11 12 12 13 14 17 19 13 11 10 11 11 14 19 21 18 10
Wind gust                                                                 28
Clouds                 FW CL FW CL CL FW B1 B1 SC SC B1 B2 B1 SC SC SC B1 B2 B2
PoP 12hr                      0           0          20          40          20
QPF 12hr                      0           0           0        0.01           0
Snow 12hr                 00-00       00-00       00-00
Snow                                            S  S  C  C              S  S  S
Obvis                                    BS BS BS BS             BS BS BS BS
Wind chill                      -1 -4 -3                   -3 -3 -1 -1
Min chill              -4          -5    -6                -3    -3    -2
Winter Storm                                                         A  A  A  A


Date               Mon 02/26/18  Tue 02/27/18  Wed 02/28/18  Thu 03/01/18
MST 6hrly     23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            13    26       6    27      11    27      10    26
Temp          17   13 24 23  9    9 23 25 13   14 25 25 12   13 24 24
Dewpt         11    9 12 17  5    4  9 18  9    9 13 17  9    9 13 19
PWind dir           W     W       W    SW      SW    SW      SW    SW
Wind char          GN    GN      GN    GN      GN    GN      GN    GN
Avg clouds    B1   B1 B1 SC SC   SC FW SC B1   B1 B1 B1 B1   B1 B1 B2
PoP 12hr           20    10      10     5      20    10      20    20
Snow           S                           S                  S  S  S

$$
http://www.weather.gov/greatfalls




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