Point Forecast Matrices
Issued by NWS Missoula, MT

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FOUS55 KMSO 170931
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Point Forecast Matrices
National Weather Service Missoula MT
330 AM MDT Fri Oct 17 2025

MTZ005-172200-
Missoula-Missoula MT
46.92N 114.08W Elev. 3205 ft
330 AM MDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      57          28          56          36          52
Temp             33 34 47 54 52 44 39 36 30 30 42 53 54 45 43 41 39 40 46 50 48
Dewpt            30 30 33 35 36 36 33 31 28 27 29 28 28 25 28 29 31 37 40 38 35
RH               89 85 58 48 54 73 79 82 92 88 60 38 36 45 55 62 73 89 79 63 60
Wind dir          E  E  W  W  W NW NW  N  N  S  S  S SW  S  S SE  S SW SW SW  W
Wind spd          2  6 10 20 17 13 10  5  2  2  2  3  3  8 11 11 10 11 16 19 16
Wind gust                    27                                           29 29
Clouds           FW FW SC B1 B1 B1 SC FW SC FW SC SC B1 B2 B2 B2 OV OV OV OV B2
PoP 12hr                     50          70           0          50          90
QPF 12hr                   0.01        0.03           0        0.02        0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              S  C  C  C                          C  C  D  D  D  D  D
Wind chill          28          37 32                      37 34 32 33 39
Min chill        31    28          32    30    28          37    32    32


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            35    52      29    55      30    55      33    60
Temp          43   38 45 50 36   30 43 53 40   32 45 54 41   33 47 58
Dewpt         37   34 34 32 29   26 30 32 32   29 32 33 32   27 34 38
PWind dir          SW     W      SW     S      SW     S      SW     S
Wind char          BZ    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2   OV OV B1 SC   SC B1 B1 B1   B1 B1 SC B1   B1 B1 B1
PoP 12hr           80    40       5    10      20    10      20    20
Rain shwrs     D    D  C                   S    S             S  S

$$
MTZ003-172200-
Kalispell-Flathead MT
48.30N 114.27W Elev. 2977 ft
330 AM MDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      52          23          51          35          49
Temp             30 32 45 50 48 37 32 28 25 27 40 49 50 40 38 37 37 39 44 47 47
Dewpt            30 32 35 35 35 33 30 28 25 27 30 29 30 31 32 34 36 39 43 40 39
RH              100100 68 56 60 85 92100100100 67 46 46 70 79 89 96100 96 76 74
Wind dir          S  S SW  W  W  W  S  S SW  S  S  S  S  S  S  S  S  S SW SW SW
Wind spd          5  9 10 14 11  5  3  2  2  3  4  5  5  8  9 11 13 14 14 14 12
Wind gust                                                                    23
Clouds           SC SC B1 B1 B1 SC FW FW FW B1 SC SC B1 B2 OV OV OV OV OV OV B2
PoP 12hr                     60          50           0          80          90
QPF 12hr                   0.02        0.01           0        0.09        0.17
Snow 12hr                 00-00       00-00       00-00
Rain shwrs              C  C  C  S                    C  C  D  D  D  D  D  D  D
Wind chill       24 24                                     32 29 28 31 37
Min chill        24    23          29    25    23          32    28    28
Lake Wind               Y  Y  Y


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            34    48      29    50      30    51      32    55
Temp          39   35 43 48 35   30 42 49 38   32 44 50 37   33 46 53
Dewpt         38   33 36 36 34   28 34 35 35   31 37 37 34   30 37 41
PWind dir           S    SW      SW     S      SW     S       S     S
Wind char          GN    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B2 B2 B1 B1   B1 B1 B1 B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr           80    40       5    10      20    20      20    20
Rain shwrs     D    C  C  S                S    S     S  S    S  S  S

$$
MTZ007-172200-
Butte-Silver Bow MT
45.95N 112.50W Elev. 5550 ft
330 AM MDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      55          24          51          33          54
Temp             30 31 50 55 51 42 36 31 26 27 43 51 49 43 39 36 35 38 49 49 44
Dewpt            25 25 30 30 29 30 28 26 22 22 21 18 18 18 21 23 23 28 35 35 29
RH               81 78 46 38 42 62 72 81 85 81 41 27 29 36 48 59 61 67 58 58 55
Wind dir         NW NW  W  W  W  W NW  W NW SW SW SW SW SW SW SW SW  S SW  W  W
Wind spd          5  8 13 20 20 18 14 10  5  4  5  9  8 10 13 10  9 12 18 20 19
Wind gust                       31 27                                  28 32 31
Clouds           B2 FW FW SC B1 B1 B1 B1 SC FW FW FW SC SC SC SC B1 B1 B2 B2 B1
PoP 12hr                      5          30           0           5          80
QPF 12hr                      0           0           0           0        0.16
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    S  S                                C  C  D  D  C
Snowshwrs                           S
Wind chill       24 24          33 27 22 19             37 31 29 28 30       36
Min chill        21    23          27    19    17          31    27    28    36


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            28    47      26    55      27    54      30    59
Temp          35   30 41 45 32   27 47 49 37   29 47 50 37   30 51 54
Dewpt         27   23 24 22 21   19 25 24 25   22 25 23 23   19 27 28
PWind dir           W     W      SW    SW       W    SW      SW    SW
Wind char          BZ    GN      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B1 SC FW FW   SC B1 SC B1   SC SC SC SC   SC SC SC
PoP 12hr           40    10       0     5      10     5       5    10
Rain shwrs     C
Snowshwrs      C    C

$$
IDZ010-172200-
Salmon-Lemhi ID
45.12N 113.88W Elev. 4045 ft
330 AM MDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      61          28          58          34          57
Temp             31 32 47 58 57 47 42 36 31 31 45 55 56 44 39 36 36 39 51 53 50
Dewpt            28 29 32 33 35 33 34 31 27 28 29 29 31 27 27 27 27 32 40 39 38
RH               88 88 56 39 43 58 73 82 85 88 53 37 38 51 62 69 69 76 66 59 63
Wind dir          S SE NE NW NW  N NW SE NW  S  S  S SE  S  S  S  S  S SW  W  W
Wind spd          2  4  3 12 14 12 10  5  2  1  2  3  3 10 13 12  9  9 10 14 13
Wind gust                    28 29 26                                  23 29 28
Clouds           B1 SC FW FW FW SC SC SC FW FW FW FW FW FW SC SC B1 B1 B2 B2 B1
PoP 12hr                      5          20           0           5          60
QPF 12hr                      0           0           0           0        0.07
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                        C  C  L  L  C
Wind chill                         36                   38 31 28 29 33
Min chill        29    27          36    29    29          31    26    29


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            29    54      27    58      28    57      31    62
Temp          39   32 45 51 34   28 46 53 38   30 48 55 39   31 50 57
Dewpt         33   29 32 32 26   24 29 32 31   28 33 34 30   25 34 39
PWind dir           W     W       S     S       W    SW      SW     S
Wind char          GN    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B1 SC FW FW   SC SC SC SC   SC SC SC SC   SC SC SC
PoP 12hr           40     5       0     5       5     5       5    10
Rain shwrs     C    C

$$
MTZ004-172200-
Lookout Pass-Mineral MT
47.45N 115.67W Elev. 6027 ft
330 AM MDT Fri Oct 17 2025

Date             Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
MDT 3hrly     03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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                      36          26          38          31          35
Temp             33 32 32 33 32 30 29 29 27 26 31 37 34 34 38 37 36 35 32 32 30
Dewpt            27 27 29 32 31 27 22 21 20 20 23 23 21 21 27 28 33 33 32 32 30
RH               78 81 88 96 96 88 75 72 74 78 72 56 58 58 64 70 89 92100100100
Wind dir         SW SW SW  W  W  W NW  W  W  S SW SW SW  S  S  S SW SW SW SW SW
Wind spd         12 14 16 17 13 10  9  9  9  8  5  5  5 10 16 18 18 18 13 13 12
Wind gust                                                              26 28 26
Clouds           FW SC B1 OV B1 SC FW FW SC FW B1 B2 B2 B2 OV OV OV OV OV OV OV
PoP 12hr                     60          40           5          90         100
QPF 12hr                   0.13           0           0        0.37        0.64
Snow 12hr                     T       00-00       00-00
Rain shwrs              S  L                             C  D  D  D  D
Snowshwrs               S  L  C                       C              D  D  D  D
Tstms                                                                         S
Wind chill       24 22 21 22 22 21 20 20 18 18 25       26 29 27 26 24 22 22 20
Min chill        24    20    21    20    18    18    28    26    26    22    19


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
MDT 6hrly     00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Min/Max            28    32      29    35      30    38      34    41
Temp          34   33 28 29 30   30 32 32 33   32 34 34 36   35 36 36
Dewpt         31   30 28 29 24   22 29 29 28   27 30 30 28   24 31 32
PWind dir          SW    SW       S    SW      SW    SW      SW     S
Wind char          BZ    GN      LT    LT      LT    LT      GN    GN
Avg clouds    OV   B2 OV B2 B1   SC B1 B1 B1   B1 SC B1 B1   B1 B1 B1
PoP 12hr           90    60      10    30      30    30      30    40
Rain shwrs                                 C          C  S    C  C  C
Snowshwrs      D    L  L  C          S  C  C    C  S  C  S    C  C
Tstms          S

$$
IDZ006-172200-
Lowell-Idaho ID
46.15N 115.60W Elev. 1575 ft
230 AM PDT Fri Oct 17 2025

Date                Fri 10/17/25            Sat 10/18/25            Sun 10/19/25
PDT 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                      62          34          63          42          55
Temp             38 38 54 61 55 46 42 39 36 35 50 62 57 47 47 46 44 43 49 53 49
Dewpt            36 36 43 47 51 45 41 38 36 34 41 40 44 39 37 38 39 43 49 49 49
RH               92 92 66 60 86 96 96 96100 96 71 44 62 74 68 73 82100100 86100
Wind dir          N SE  W  W  W  W  S  N  N  E SE SE  N SE SE SE  S  W SW  W  W
Wind spd          0  2  4 11  9  5  2  0  0  1  1  1  1  4  5  3  2  3  8 10  8
Wind gust                    19 18                                        20 21
Clouds           FW FW FW B1 B2 B1 FW FW FW FW FW SC B1 B2 B2 OV OV OV OV OV B2
PoP 12hr                     20          50           0          50          90
QPF 12hr                      0        0.03           0        0.05        0.43
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                    C  C                          C  C  D  D  D  D  D
Tstms                                                                         S
Obvis                                 PF PF PF


Date               Mon 10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25
PDT 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            37    58      34    60      35    62      37    65
Temp          44   39 49 52 39   35 51 54 41   37 51 55 42   38 53 58
Dewpt         44   39 44 48 38   32 41 48 40   36 44 50 40   34 47 53
PWind dir          SW    SW       E     S      SE    SE      SE    SE
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B2 B1 SC FW   SC B1 B1 B1   SC SC SC SC   B1 B1 B1
PoP 12hr           80    20       5    10      20    10      20    30
Rain shwrs     D    L  S                   S    S             S  C  S
Tstms          S

$$