Point Forecast Matrices
Issued by NWS Missoula, MT

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Point Forecast Matrices
National Weather Service Missoula MT
231 PM MDT Fri Oct 17 2025

MTZ005-181000-
Missoula-Missoula MT
46.92N 114.08W Elev. 3205 ft
231 PM MDT Fri Oct 17 2025

Date           10/17/25      Sat 10/18/25            Sun 10/19/25            Mon
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      28          53          37          52          35
Temp          55 51 44 39 35 30 30 42 51 51 45 43 42 40 41 46 50 48 44 42 41 38
Dewpt         36 36 36 34 30 27 28 30 28 27 27 28 30 32 38 41 37 35 35 36 36 35
RH            49 56 73 82 82 88 92 62 41 39 49 55 62 73 89 83 61 60 70 79 82 89
Wind dir       W  W NW NW  N NE  E SE SE NE  S  S SE  S SW SW SW  W SW SW SW  W
Wind spd      20 17 13 10  4  2  2  2  3  2  8 11 11 10 11 16 19 16 17 16 11  9
Wind gust        27 25                                        29 29
Clouds        B1 B2 B1 FW FW FW SC SC SC B2 B2 B2 OV OV OV OV OV OV OV OV OV OV
PoP 12hr                     60           0          60         100          90
QPF 12hr                   0.03           0        0.01        0.12        0.11
Snow 12hr                 00-00       00-00       00-00
Rain           S     C                          L  L  D  D  D  D  D  D  D  D  C
Rain shwrs        L
Tstms             S
Wind chill          37 32                      37 35 34 34          36 34 34 32
Min chill              32    30    29          37    34    34          34    32


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          52      29    56      31    58      32    62      37    62
Temp          45 51 36   30 45 53 40   33 45 56 41   33 49 58 45   39 51 57
Dewpt         34 32 29   25 31 32 32   30 33 35 32   28 37 36 35   33 38 37
PWind dir         W       S     S      SW     S       S     S       S    SE
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    OV B1 SC   SC SC B1 B1   SC SC SC SC   SC SC SC SC   SC B1 B1
PoP 12hr         30       0    10      20    10      10    20      20    30
Rain           C                   S    S                S  S  S    S  S  C

$$
MTZ003-181000-
Kalispell-Flathead MT
48.30N 114.27W Elev. 2977 ft
231 PM MDT Fri Oct 17 2025

Date           10/17/25      Sat 10/18/25            Sun 10/19/25            Mon
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      23          50          34          49          33
Temp          51 48 37 32 28 25 27 40 48 48 40 39 36 37 40 45 47 45 40 38 36 34
Dewpt         37 36 33 29 27 25 27 30 29 29 30 34 36 37 40 42 40 38 38 36 35 32
RH            59 63 85 88 96100100 67 47 47 67 82100100100 89 76 76 92 92 96 92
Wind dir       W  W  W SW  S  S  W  S  S  S  S  S  S  S  S SW SW SW  S  S  S SW
Wind spd      14 11  5  3  2  2  3  4  5  5  8  9 11 13 14 14 14 12 12 11 10  9
Wind gust                                                        23
Clouds        B1 B1 FW FW FW FW SC SC SC B1 B2 OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     40           0          90         100          80
QPF 12hr                   0.01           0        0.14        0.18        0.06
Snow 12hr                 00-00       00-00       00-00
Rain           C  C                       C  C  D  D  D  D  D  D  D  D  L  L  C
Wind chill                                     33 29 29 32 38    39 33 31 29 26
Min chill              29    25    23    39    33    29    30    39    31    26
Lake Wind      Y  Y


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          48      29    52      30    54      31    58      34    58
Temp          43 47 35   30 44 49 37   32 46 50 37   32 49 55 41   36 50 54
Dewpt         35 36 33   28 35 37 35   30 37 36 34   29 40 38 36   33 39 40
PWind dir        SW       S     S      SW     S       S     S       S     S
Wind char        GN      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 B1 B1   B1 B1 B1 B1   B1 B1 SC SC   B1 B1 SC B1   B1 B1 B1
PoP 12hr         30       5    10      20    10      20    30      30    30
Rain           C                   S    S        S    S  S  C  C    C  C  C

$$
MTZ007-181000-
Butte-Silver Bow MT
45.95N 112.50W Elev. 5550 ft
231 PM MDT Fri Oct 17 2025

Date           10/17/25      Sat 10/18/25            Sun 10/19/25            Mon
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      25          51          34          51          29
Temp          54 50 42 36 32 27 27 41 49 49 43 40 37 37 39 48 47 43 39 35 33 31
Dewpt         29 30 31 28 27 23 23 20 18 19 17 21 23 25 29 37 34 27 26 26 26 24
RH            38 46 65 72 81 85 85 42 29 30 35 46 56 61 67 65 60 53 59 69 75 75
Wind dir       W  W NW NW  W NW NW  W  W SW SW SW SW SW  S SW  W  W  W  W  W  W
Wind spd      20 20 18 16 10  5  4  5  9  8 10 13 10  9 12 18 20 19 19 17 11  9
Wind gust           31 28                                  28 32 31
Clouds        B1 B1 B1 SC B1 SC FW SC SC FW SC SC B1 B2 B2 OV OV B1 B1 B1 B1 SC
PoP 12hr                     30           0          10          80          50
QPF 12hr                   0.01           0           0        0.12        0.04
Snow 12hr                 00-00       00-00       00-00
Rain                    S                             L  L  D  D  C  C
Snow                    S                                         C  C  C  C
Wind chill          33 26 24 21             37 32 30 30 32       35 29 25 24 22
Min chill              26    21    19          32    30    31    35    25    22


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          47      25    55      29    56      30    60      32    60
Temp          41 45 32   26 47 50 38   31 49 51 37   31 51 54 41   34 53 54
Dewpt         24 23 21   18 24 27 26   24 27 25 23   20 27 27 27   25 30 30
PWind dir         W      SW    SW      SW    SW      SW    SW      SW     S
Wind char        GN      LT    LT      LT    LT      LT    LT      GN    GN
Avg clouds    SC FW FW   SC SC SC B1   B1 SC FW SC   SC SC SC SC   SC SC SC
PoP 12hr         10       0     0      10     5       0     5      10    10

$$
IDZ010-181000-
Salmon-Lemhi ID
45.12N 113.88W Elev. 4045 ft
231 PM MDT Fri Oct 17 2025

Date           10/17/25      Sat 10/18/25            Sun 10/19/25            Mon
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      28          56          36          54          30
Temp          59 57 47 42 37 32 32 44 54 54 45 41 38 38 40 48 52 49 43 40 36 31
Dewpt         33 34 33 33 32 28 29 28 28 30 27 28 28 28 33 39 39 37 35 34 31 28
RH            37 42 58 70 82 85 88 53 36 40 49 59 67 67 76 71 61 63 73 79 82 88
Wind dir      NW NW NW  N  S SE SW  E  E  N  S  S  S  S  S SW  W  W  W SW NW  W
Wind spd      12 14 11 11  5  2  1  2  3  2 10 13 12  9  9 10 14 13 12 12  9  4
Wind gust        28 28 26                                  23 29 28 23 23
Clouds        SC FW SC SC FW FW FW FW SC FW SC SC SC B2 B2 B2 B2 B1 B1 B1 B1 SC
PoP 12hr                     10           0           5          80          30
QPF 12hr                      0           0           0        0.08        0.01
Snow 12hr                 00-00       00-00       00-00
Rain                                                  L  L  D  D  C  C  S  S
Wind chill             36                      33 30 31 34          36 33 29
Min chill              36    29    29          33    29    31          33    25


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          54      27    58      29    59      30    62      33    62
Temp          46 51 34   28 45 54 39   31 48 56 39   31 49 58 42   36 52 58
Dewpt         32 30 27   24 29 33 31   29 34 34 30   27 34 36 34   31 37 38
PWind dir         W      SW     S       W    SW      SW     S       S     S
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    SC FW FW   FW FW SC B1   SC SC FW FW   SC SC SC SC   SC SC SC
PoP 12hr          5       0     0       5     5       5     5      10    10

$$
MTZ004-181000-
Lookout Pass-Mineral MT
47.45N 115.67W Elev. 6027 ft
231 PM MDT Fri Oct 17 2025

Date           10/17/25      Sat 10/18/25            Sun 10/19/25            Mon
MDT 3hrly     15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      26          38          32          36          28
Temp          33 31 31 30 30 28 26 30 35 34 34 38 38 37 35 33 33 30 32 34 36 33
Dewpt         32 28 28 23 21 20 19 21 22 22 23 29 30 34 35 33 32 30 32 32 32 30
RH            96 88 88 75 69 71 74 69 59 61 64 70 73 89100100 96100100 92 85 89
Wind dir       W  W NW NW  W  W SW SW SW SW  S  S  S SW SW SW SW SW SW SW SW SW
Wind spd      17 13 10 10  9  8  8  5  5  4 10 16 18 18 18 13 13 12 17 18 17 13
Wind gust                                                  26 28 26
Clouds        OV B2 SC FW CL FW SC B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 B2 B2
PoP 12hr                     30           5          90         100          90
QPF 12hr                   0.01           0        0.31        0.63        0.26
Snow 12hr                 00-00       00-00       00-00
Rain           L                             C  D  D  D  D
Snow           L  C                       C              D  D  D  D  D  L  L  C
Wind chill    22 21 22 21 22 19 18 24       26 29 28 27 25 24 23 20 21 24 26 23
Min chill        21    21    19    18    27    26    27    23    20    20    23


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
MDT 6hrly     12 18 00   06 12 18 00   06 12 18 00   06 12 18 00   06 12 18
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          31      28    38      31    40      34    46      38    45
Temp          29 28 30   29 34 33 34   32 35 35 36   35 38 40 41   40 39 37
Dewpt         29 27 24   22 28 30 27   25 28 30 26   25 34 31 30   29 32 32
PWind dir        SW       S    SW      SW    SW      SW     S       S    SW
Wind char        GN      LT    LT      LT    LT      GN    GN      GN    GN
Avg clouds    OV B2 B1   SC B1 B2 B1   B1 SC SC B1   B1 B1 B1 B1   B1 B1 B1
PoP 12hr         50       5    30      30    30      30    40      40    50
Rain                            C  C          C  S    C  C  C  C    C  C  C
Snow           C  C             C  C    C  S  C  S    C  C

$$
IDZ006-181000-
Lowell-Idaho ID
46.15N 115.60W Elev. 1575 ft
131 PM PDT Fri Oct 17 2025

Date          Fri 10/17/25      Sat 10/18/25            Sun 10/19/25         Mon
PDT 3hrly     14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05
UTC 3hrly     21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12

Min/Max                      34          62          42          55          38
Temp          61 55 46 43 40 36 35 48 60 57 49 48 47 46 44 49 53 48 44 43 42 40
Dewpt         47 51 46 42 40 36 34 40 41 45 40 39 39 41 44 49 48 48 43 43 42 40
RH            60 86100 96100100 96 74 49 64 71 71 74 83100100 83100 96100100100
Wind dir       W  W  W  S  N  N  E  N NW  E SE SE SE  S  W SW  W  W SW SW SW SW
Wind spd      11  9  5  2  0  0  1  1  1  1  4  5  3  2  3  8 10  8  8  6  3  1
Wind gust        19 18                                        20 21 19
Clouds        B1 OV B1 SC FW FW FW B1 B1 B2 B2 OV OV OV OV B2 B2 OV OV B2 B2 B2
PoP 12hr                     40           0          60         100          90
QPF 12hr                   0.02           0        0.03        0.55        0.25
Snow 12hr                 00-00       00-00       00-00
Rain              C  S                          L  L  D  D  D  D     D  L  L  S
Rain shwrs                                                        D
Tstms                                                             S
Obvis                      F  F PF                                           PF


Date           10/20/25  Tue 10/21/25  Wed 10/22/25  Thu 10/23/25  Fri 10/24/25
PDT 6hrly     11 17 23   05 11 17 23   05 11 17 23   05 11 17 23   05 11 17
UTC 6hrly     18 00 06   12 18 00 06   12 18 00 06   12 18 00 06   12 18 00

Max/Min          57      34    62      36    64      37    68      42    68
Temp          47 51 39   35 51 55 43   38 53 57 42   38 54 60 47   44 55 59
Dewpt         44 46 38   33 41 49 42   37 45 50 41   36 48 52 44   41 48 54
PWind dir        SW      SE    SE      SE    SE       E    SE      SE    SE
Wind char        LT      LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2 SC FW   SC SC SC B1   SC SC FW SC   SC SC SC SC   B1 B1 B1
PoP 12hr         20       0    10      20    10      20    20      30    30
Rain           S                   S    S             S  S  S  S    C  C  C

$$