Point Forecast Matrices
Issued by NWS Boise, ID

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FOUS55 KBOI 151838
PFMBOI

Point Forecast Matrices
National Weather Service Boise ID
1238 PM MDT Tue Sep 15 2026

IDZ014-152200-
Boise Airport-Ada County ID
43.57N 116.24W Elev. 2858 ft
1238 PM MDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
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                      77          51          81          56          81
Temp                      73 77 68 60 55 51 54 67 76 81 71 65 60 57 60 72 78 80
Dewpt                     37 34 37 38 39 39 41 42 40 38 41 43 48 49 50 51 48 46
RH                        27 21 32 44 55 63 61 40 27 21 34 45 64 75 69 48 35 30
Wind dir                   S NW  N  S SW  S SW  W NW NW  W  S SE SE  S  S  W SW
Wind spd                   5  5  9  4  4  4  3  4  6  6  4  3  3  6  6 10 11 10
Wind gust                                                           17
Clouds                    FW FW B2 SC SC FW FW CL CL FW FW B1 B1 SC SC SC SC FW
PoP 12hr                      0           0           0          30          20
QPF 12hr                      0           0           0           0        0.01
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C        S  S
Tstms                                                       S  S        S  S


Date               Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
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            56    75      52    79      53    82      54    85
Temp          64   57 66 75 60   53 70 77 61   54 73 81 63   55 75 83
Dewpt         48   49 49 45 46   45 46 41 43   42 42 38 40   40 40 36
PWind dir           W    NW       N     N      NE    SE      NE     S
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    FW   SC B1 SC FW   FW CL CL CL   FW FW FW FW   SC SC FW
PoP 12hr           20    20       5     0       0     0       0     0
Rain shwrs          S  S

$$
IDZ016-152200-
Twin Falls Airport-Twin Falls County ID
42.48N 114.48W Elev. 4150 ft
1238 PM MDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
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                      75          47          82          58          81
Temp                      74 75 62 57 53 49 57 70 81 82 70 66 63 60 66 78 81 79
Dewpt                     37 37 35 33 32 31 32 37 42 45 45 44 45 45 49 50 45 45
RH                        26 25 36 40 44 50 38 30 25 27 41 45 52 58 54 37 28 30
Wind dir                  NE  N NW SW SW SW  N NE  E  N SW  S  S  S  S  S SW  W
Wind spd                   8 10  5  8  9  6  4  6  6  9  8  9  6 13 13 16 14 14
Wind gust                                               18             26 25
Clouds                    FW FW FW FW FW FW FW CL FW SC B1 B1 B2 B1 FW FW FW FW
PoP 12hr                      0           0           0          10          20
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                              S  S
Tstms                                                                   S  S


Date               Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
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            53    72      48    74      47    78      49    81
Temp          60   53 67 70 57   51 67 72 57   50 71 76 59   51 73 78
Dewpt         45   42 47 43 40   38 44 41 37   35 40 38 35   34 39 36
PWind dir          SW     W       W     W      SW     E      SE     E
Wind char          GN    GN      GN    GN      LT    LT      LT    LT
Avg clouds    FW   FW FW FW FW   FW CL CL CL   FW FW FW SC   SC SC FW
PoP 12hr           10     5       0     0       0     0       0     0

$$
IDZ011-152200-
McCall Airport-Valley County ID
44.88N 116.10W Elev. 5020 ft
1238 PM MDT Tue Sep 15 2026

Date             Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
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                      65          37          75          42          73
Temp                      65 65 52 46 42 38 45 65 75 75 58 51 46 44 51 70 72 71
Dewpt                     32 30 34 37 37 35 38 39 33 35 41 41 40 40 45 48 48 46
RH                        29 27 50 71 82 89 76 38 21 23 53 68 79 86 80 45 42 41
Wind dir                   W  N  N  N  N  N  N NW NW NW  N NE  E NE NE  S SW SW
Wind spd                   4  0  6  5  5  6  5  5  9 10  9  5  5  5  5  9 11 10
Clouds                    B2 OV B2 B2 B1 SC FW CL FW FW FW B1 B1 B1 B1 OV OV B2
PoP 12hr                      0           0           0          30          90
QPF 12hr                      0           0           0           0        0.12
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C  C  C  D  D  L
Tstms                                                       S  S  C  C  C  C  C


Date               Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
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            43    65      39    70      40    73      41    74
Temp          51   43 58 65 47   40 62 68 48   41 65 71 50   43 67 72
Dewpt         46   43 46 42 44   40 44 39 42   39 41 36 40   37 40 34
PWind dir           S     S       N     W       W     E       W     W
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B2 B2 B2 SC   FW FW CL FW   FW FW FW FW   SC SC FW
PoP 12hr           70    70      20     5       0     0       0     0
Rain shwrs     L    L  L  L  S
Tstms          C          C  S

$$
ORZ062-152200-
Baker City Airport-Baker County OR
44.83N 117.82W Elev. 3373 ft
1138 AM PDT Tue Sep 15 2026

Date                Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
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                      70          41          76          43          75
Temp                      67 70 58 50 46 42 47 63 73 76 63 53 48 45 50 66 74 74
Dewpt                     34 33 37 39 39 39 42 43 41 42 44 44 42 43 47 47 46 45
RH                        29 25 45 66 76 89 83 48 31 30 50 71 80 93 89 50 37 35
Wind dir                  SE  E NW NW NW NW NW NW NW NW NW NW  W  W NW  N  N  N
Wind spd                   6  5  9 11  9  6 12 13 14 17 13  6  5  5  5  6 10 11
Wind gust                          23 20 17       25 27 24 17
Clouds                    B2 B1 B2 B2 B2 SC FW CL CL FW FW B1 B1 B2 B2 B2 B2 B2
PoP 12hr                      0           5           0          30          70
QPF 12hr                      0           0           0           0        0.06
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C  L  L  L  L  L
Tstms                                                       S  S  C  C  C  C  C


Date               Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
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            46    72      38    77      40    80      41    81
Temp          54   46 63 72 52   43 66 75 54   44 68 78 55   45 70 78
Dewpt         48   45 47 47 46   43 47 44 43   40 46 42 42   39 44 42
PWind dir           S     S       N     E      NE    SE       E    NE
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B2   B1 B1 B1 FW   FW CL CL FW   FW FW FW FW   FW FW FW
PoP 12hr           60    30       5     0       0     0       0     0
Rain shwrs     L    C  S  C
Tstms          C          S

$$
ORZ061-152200-
Burns Airport-Harney County OR
43.58N 118.95W Elev. 4144 ft
1138 AM PDT Tue Sep 15 2026

Date                Tue 09/15/26            Wed 09/16/26            Thu 09/17/26
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                      71          40          76          43          71
Temp                      66 71 59 49 44 40 46 62 71 76 61 51 47 43 49 62 68 70
Dewpt                     30 26 31 33 35 35 38 40 37 33 38 40 40 39 43 47 43 41
RH                        26 18 34 54 70 82 73 44 29 21 42 66 76 86 80 58 40 35
Wind dir                   S SE NE  N  N NW  N  E  E  E  N NW NW NW NW NW NW NW
Wind spd                   3  2  9 11 13 10  6 11 12 12 11 10  8 10  9  8  9 10
Wind gust                             25 20
Clouds                    B2 SC SC SC B1 B1 B1 SC FW CL FW B1 B1 B2 B2 B1 B1 B1
PoP 12hr                      0           5          10          40          60
QPF 12hr                      0           0           0        0.01        0.05
Snow 12hr                 00-00       00-00       00-00
Rain shwrs                                                  C  C  L  L  C  C  C
Tstms                                                       S  S  C  C  C  C  C


Date               Fri 09/18/26  Sat 09/19/26  Sun 09/20/26  Mon 09/21/26
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            41    72      37    76      39    79      40    81
Temp          50   41 62 72 49   39 65 74 52   42 69 77 54   43 70 79
Dewpt         45   41 45 37 39   36 41 32 34   33 39 29 33   33 38 29
PWind dir          NW     W      NW     S      SE     E      NE     W
Wind char          LT    LT      LT    LT      LT    LT      LT    LT
Avg clouds    B1   B1 SC SC FW   CL CL CL FW   FW FW FW SC   SC SC FW
PoP 12hr           40    20       0     0       0     0       0     0
Rain shwrs     C          S
Tstms          C

$$