Point Forecast Matrices
Issued by NWS Boise, ID

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FOUS55 KBOI 210638
PFMBOI

Point Forecast Matrices
National Weather Service Boise ID
1238 AM MDT Mon Sep 21 2026

IDZ014-221000-
Boise Airport-Ada County ID
43.57N 116.24W Elev. 2858 ft
1238 AM MDT Mon Sep 21 2026

Date           09/20/26      Mon 09/21/26            Tue 09/22/26            Wed
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                      54          84          59          83          55
Temp                      60 56 58 73 82 84 73 66 62 60 62 75 81 83 72 64 59 56
Dewpt                     46 42 43 47 47 46 47 46 47 45 46 45 43 41 42 42 43 43
RH                        60 59 57 40 29 27 40 48 58 58 56 34 26 23 34 45 55 62
Wind dir                  SE SE SE  S  S SW  N SE SE  E SE SW  W NW  E  E  E  E
Wind spd                   8  6  5  4  4  4  5  5  4  4  2  3  6  6  4  6  4  4
Clouds                    CL FW FW FW FW SC SC B1 B2 B1 B1 B1 SC FW SC FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/23/26  Thu 09/24/26  Fri 09/25/26  Sat 09/26/26  Sun 09/27/26
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          84      60    90      60    80      51    75      50    72
Temp          73 84 67   61 80 88 72   62 74 77 61   53 66 72 58   50 64 71
Dewpt         45 43 41   41 45 37 38   40 41 38 39   39 39 35 35   37 37 33
PWind dir        SE      NE    SE      SE    NW      NW    NW       N     N
Wind char        LT      GN    BZ      GN    GN      GN    GN      LT    LT
Avg clouds    FW CL FW   SC SC FW SC   B1 B1 FW SC   SC B1 SC SC   SC SC SC
PoP 12hr          0       0     0       0     0      20     0       0     0
Rain shwrs                                       S

$$
IDZ016-221000-
Twin Falls Airport-Twin Falls County ID
42.48N 114.48W Elev. 4150 ft
1238 AM MDT Mon Sep 21 2026

Date           09/20/26      Mon 09/21/26            Tue 09/22/26            Wed
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                      45          79          52          75          48
Temp                      53 47 54 70 78 79 65 60 57 54 58 69 74 75 61 56 53 48
Dewpt                     42 38 39 46 44 43 44 42 41 40 41 44 40 40 42 39 41 40
RH                        66 71 57 42 30 28 46 51 55 59 53 40 29 28 49 53 64 74
Wind dir                   S SE  E  E  E  E SE  S  S  S  S  S  S  S  S  S  S  S
Wind spd                   6  8  9 12 11 10 10  8  6  6  6  6  6  5  9 10  9  9
Clouds                    FW FW FW SC FW SC B2 B2 B2 OV OV B1 B1 FW SC FW FW FW
PoP 12hr                      0           0           0          10           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/23/26  Thu 09/24/26  Fri 09/25/26  Sat 09/26/26  Sun 09/27/26
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          81      54    85      58    80      49    74      46    73
Temp          71 80 62   54 75 83 68   61 73 77 60   52 64 72 56   48 65 71
Dewpt         46 41 41   41 47 38 36   38 40 38 37   36 40 37 34   34 37 35
PWind dir         E      SE    SE       S    SW      SW     W       W    SW
Wind char        LT      GN    GN      BZ    GN      GN    GN      LT    GN
Avg clouds    FW FW FW   FW FW FW FW   B1 SC FW FW   SC SC FW SC   B1 SC SC
PoP 12hr          0       0     0       0     0      10     5       0     0

$$
IDZ011-221000-
McCall Airport-Valley County ID
44.88N 116.10W Elev. 5020 ft
1238 AM MDT Mon Sep 21 2026

Date           09/20/26      Mon 09/21/26            Tue 09/22/26            Wed
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                      42          75          42          74          40
Temp                      46 43 49 68 75 74 59 53 47 44 50 68 74 73 57 50 43 40
Dewpt                     41 39 42 45 42 40 43 44 42 41 43 41 34 34 40 41 39 38
RH                        83 86 77 43 31 29 55 71 83 89 77 37 23 24 53 71 86 92
Wind dir                   E  N  E  N  W  W  N  N  N  N  N  W  W  W NE  N  N  N
Wind spd                   1  0  2  0  3  5  0  0  0  0  0  1  5  4  4  0  0  0
Clouds                    CL CL CL CL FW FW SC SC SC B2 B2 B1 B1 B1 SC FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/23/26  Thu 09/24/26  Fri 09/25/26  Sat 09/26/26  Sun 09/27/26
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          73      43    78      46    68      38    62      37    62
Temp          65 72 51   43 69 76 56   47 63 64 46   39 55 60 45   37 56 60
Dewpt         41 37 41   38 42 37 39   38 41 36 41   38 38 32 38   36 37 31
PWind dir         S       E    SE      SE     S       N    SW      NE    SW
Wind char        LT      LT    GN      GN    GN      LT    LT      LT    LT
Avg clouds    FW FW SC   SC SC SC SC   B1 B1 SC SC   B1 SC SC SC   B1 B1 B1
PoP 12hr          0       0     0       0    10      30    10       5     5
Rain shwrs                                       C

$$
ORZ062-221000-
Baker City Airport-Baker County OR
44.83N 117.82W Elev. 3373 ft
1138 PM PDT Sun Sep 20 2026

Date          Sun 09/20/26      Mon 09/21/26            Tue 09/22/26         Wed
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                      42          82          43          78          37
Temp                      51 43 49 71 81 80 65 56 50 45 49 69 78 75 60 50 43 37
Dewpt                     43 37 42 46 44 43 44 43 41 40 44 45 42 42 41 39 36 33
RH                        74 79 77 41 27 27 46 62 71 82 83 42 28 31 49 66 76 85
Wind dir                   N  N  N SE  S SE  N  N  N  N  N  N  N  N NW NW NW NW
Wind spd                   0  0  0  5  8  5  0  0  0  0  1  3  6 10  9  6  5  1
Clouds                    CL CL FW CL FW SC SC SC B1 B2 B1 SC SC SC FW FW FW FW
PoP 12hr                      0           0           0           5           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/23/26  Thu 09/24/26  Fri 09/25/26  Sat 09/26/26  Sun 09/27/26
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          76      41    82      42    68      33    66      33    65
Temp          63 74 51   41 68 79 57   46 62 63 47   38 58 63 47   37 58 63
Dewpt         37 38 39   35 43 42 42   40 43 40 40   37 39 35 38   35 39 37
PWind dir        NW      NW    SE       W    NW      NW     N      NW    NW
Wind char        LT      LT    LT      LT    LT      GN    LT      LT    LT
Avg clouds    SC FW SC   SC SC SC B1   B1 B1 SC SC   SC SC SC SC   B1 B1 SC
PoP 12hr          0       0     0       5    10      10     5       5     5

$$
ORZ061-221000-
Burns Airport-Harney County OR
43.58N 118.95W Elev. 4144 ft
1138 PM PDT Sun Sep 20 2026

Date          Sun 09/20/26      Mon 09/21/26            Tue 09/22/26         Wed
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                      41          80          42          79          37
Temp                      51 42 48 69 78 79 64 55 49 44 48 68 78 78 61 50 43 37
Dewpt                     40 33 37 42 39 35 38 38 37 35 39 43 39 34 37 35 32 30
RH                        66 70 65 37 25 20 38 53 63 70 71 40 25 20 41 56 65 75
Wind dir                  NE NE NE  E  S  N  E NE  N NW NW SW  W NW NW  N NW NW
Wind spd                   4  4  4  6  4  0  4  2  0  1  1  3  8 10 10  8  5  4
Clouds                    FW FW SC SC SC SC SC SC SC B2 B1 FW FW B1 FW FW FW FW
PoP 12hr                      0           0           0           0           0
QPF 12hr                      0           0           0           0           0
Snow 12hr                 00-00       00-00       00-00


Date           09/23/26  Thu 09/24/26  Fri 09/25/26  Sat 09/26/26  Sun 09/27/26
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          78      41    84      40    69      32    71      32    67
Temp          63 77 52   41 67 81 57   45 62 65 45   36 60 67 47   34 57 64
Dewpt         37 32 34   31 38 29 34   34 38 31 34   32 34 27 29   28 32 26
PWind dir        NW       N     S       W     W      NW    NE      NW     W
Wind char        LT      LT    LT      GN    GN      GN    LT      LT    LT
Avg clouds    FW FW SC   SC SC SC B1   B1 B1 SC SC   SC SC SC SC   SC B1 SC
PoP 12hr          0       0     0       5     5       5     0       0     0

$$