446
FOUS55 KMSO 170621
PFMMSO
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE MISSOULA MT
1221 AM MDT THU SEP 17 2026
MTZ005-172200-
MISSOULA-MISSOULA MT
46.92N 114.08W ELEV. 3205 FT
1221 AM MDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 80 49 74 48 75
TEMP 48 45 49 65 78 78 63 57 53 50 52 64 70 72 61 55 52 49 52 63 71 74
DEWPT 42 42 43 45 49 51 53 53 50 49 50 53 51 52 51 51 49 48 50 51 51 49
RH 80 89 80 48 36 39 70 86 89 96 93 67 51 49 70 86 89 96 93 65 49 41
WIND DIR N N N S S NW SE N N N N S NW S S SE N N N N N N
WIND SPD 0 0 0 6 4 8 11 0 0 0 0 5 5 4 4 1 0 0 0 0 0 0
CLOUDS FW SC SC SC SC B1 B2 FW FW B1 B1 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 FW
POP 12HR 5 70 40 50 30
QPF 12HR 0 0.15 0.06 0.13 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C C C C
RAIN SHWRS C L S S C C C
TSTMS C S S S S S S
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 46 78 47 80 47 79 47 78
TEMP 55 47 65 77 56 49 69 77 56 48 68 76 56 47 67 74
DEWPT 48 45 48 43 43 43 45 42 41 41 43 41 41 41 42 41
PWIND DIR SE N NE NE SW N SW S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW CL CL CL FW CL FW FW FW FW FW FW SC FW
POP 12HR 0 0 0 0 0 0 5 5
MTZ003-172200-
KALISPELL-FLATHEAD MT
48.30N 114.27W ELEV. 2977 FT
1221 AM MDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 49 73 48 72
TEMP 47 44 49 63 73 74 61 55 52 50 53 64 71 71 60 53 50 48 52 63 70 71
DEWPT 43 42 43 48 49 51 50 50 49 47 48 52 51 51 51 50 47 46 48 52 51 51
RH 86 93 80 58 43 44 67 83 89 89 83 65 49 49 72 89 89 93 86 67 51 49
WIND DIR N N N N N NW N E N NW W SW S SW SE NE N N N S S S
WIND SPD 2 2 2 2 3 3 4 2 1 1 1 2 5 2 1 2 2 1 1 1 2 2
CLOUDS FW FW FW FW SC FW B2 B2 B1 SC SC SC B1 B1 B1 SC SC SC SC FW FW FW
POP 12HR 0 20 5 5 0
QPF 12HR 0 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 48 73 47 73 48 73 47 71
TEMP 53 48 63 72 53 48 65 72 53 48 65 70 53 48 62 67
DEWPT 49 46 51 50 47 45 50 49 45 44 48 48 45 44 47 46
PWIND DIR S E NE E N SE NW SE
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW FW CL CL CL FW FW FW FW SC FW SC SC B1 SC
POP 12HR 0 0 0 0 0 0 5 5
MTZ007-172200-
BUTTE-SILVER BOW MT
45.95N 112.50W ELEV. 5550 FT
1221 AM MDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 76 46 69 45 63
TEMP 45 44 48 65 74 73 62 54 49 47 51 63 67 62 55 51 47 46 48 54 57 62
DEWPT 40 39 39 44 47 48 48 47 46 45 48 49 49 49 48 48 47 45 47 48 48 48
RH 82 82 71 46 38 41 60 77 89 93 89 60 52 62 77 89100 96 96 80 72 60
WIND DIR SE SE SE SE S S SW NW N N N SE SE NW NW NW NW NW NW NW N N
WIND SPD 3 2 2 9 11 11 8 4 2 0 0 10 9 6 5 4 3 2 2 2 3 4
CLOUDS SC B2 SC SC B1 SC SC SC SC B1 B1 B2 OV OV OV OV OV OV OV B2 B2 B1
POP 12HR 20 30 90 90 90
QPF 12HR 0 0 0.20 0.35 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN S C D D D D S
RAIN SHWRS S S D D D L L
TSTMS S S C C S S S
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 41 72 43 75 44 74 44 75
TEMP 48 41 62 70 51 44 67 72 51 44 67 71 51 44 67 71
DEWPT 44 39 44 39 40 37 38 36 36 35 35 34 36 35 36 36
PWIND DIR W W W SW W SW W S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 SC FW FW FW FW CL CL FW FW FW FW FW FW FW FW
POP 12HR 20 0 0 0 0 0 5 5
RAIN S
IDZ010-172200-
SALMON-LEMHI ID
45.12N 113.88W ELEV. 4045 FT
1221 AM MDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 81 47 72 45 70
TEMP 52 49 52 68 77 77 65 56 52 49 51 63 67 70 59 53 49 46 49 59 66 69
DEWPT 43 42 45 50 53 54 53 51 50 49 50 51 51 55 51 50 49 46 49 51 53 54
RH 71 77 77 52 43 45 65 83 93100 96 65 56 59 75 89100100100 75 63 59
WIND DIR N N N S S S SW N N N N N W NW N N N N N N N N
WIND SPD 0 0 0 4 9 11 6 0 0 0 0 8 6 3 2 0 0 0 0 0 3 0
CLOUDS B1 OV B1 B1 B1 B1 SC FW B1 B2 B2 OV B2 OV OV B2 B2 B2 B2 B1 B1 SC
POP 12HR 60 50 90 80 60
QPF 12HR 0.02 0.02 0.28 0.12 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN C C S C S C D D D L L C C S
RAIN SHWRS C C C L L D
TSTMS S C S S C S
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 76 44 79 44 79 45 79
TEMP 52 44 64 76 55 46 69 77 55 45 70 76 55 45 69 76
DEWPT 48 44 50 44 42 41 46 41 40 39 43 39 39 38 42 42
PWIND DIR N NE N N N W S E
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS SC FW SC CL FW FW FW CL FW FW FW FW FW FW FW FW
POP 12HR 20 0 0 0 0 0 5 10
RAIN S
MTZ004-172200-
LOOKOUT PASS-MINERAL MT
47.45N 115.67W ELEV. 6027 FT
1221 AM MDT THU SEP 17 2026
DATE THU 09/17/26 FRI 09/18/26 SAT 09/19/26
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 61 45 56 44 58
TEMP 42 40 42 51 59 58 52 50 48 46 45 51 54 52 48 47 46 45 44 53 57 54
DEWPT 36 36 35 38 39 41 44 43 42 41 40 40 40 41 42 41 39 39 37 41 41 40
RH 79 85 76 61 47 53 74 77 80 83 82 66 59 66 80 79 76 79 76 64 55 59
WIND DIR E E E E NE N SW W W W W W NW NW W W W W SW NW NW NW
WIND SPD 8 9 8 4 3 3 5 6 4 3 2 3 5 3 4 4 4 4 3 2 4 3
CLOUDS FW CL FW SC FW B1 B2 B1 SC SC SC SC B1 B1 SC SC SC SC FW FW FW FW
POP 12HR 0 50 5 5 0
QPF 12HR 0 0.07 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C
WIND CHILL 34
MIN CHILL 34 34
DATE SUN 09/20/26 MON 09/21/26 TUE 09/22/26 WED 09/23/26
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 44 60 46 62 46 60 42 56
TEMP 47 45 55 58 50 48 57 58 50 47 54 55 48 44 50 51
DEWPT 39 37 39 37 37 37 37 37 36 36 36 36 35 35 35 35
PWIND DIR W SW SW SW SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS FW FW CL CL CL CL FW FW FW FW FW FW SC SC SC FW
POP 12HR 0 0 0 0 0 0 5 5
IDZ006-172200-
LOWELL-IDAHO ID
46.15N 115.60W ELEV. 1575 FT
1121 PM PDT WED SEP 16 2026
DATE WED 09/16/26 THU 09/17/26 FRI 09/18/26
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 50 84 52 76
TEMP 53 51 52 72 83 73 61 57 55 53 54 64 72 71
DEWPT 51 49 49 57 60 69 61 57 55 53 54 60 61 66
RH 93 93 89 59 46 87100100100100100 87 68 84
WIND DIR N N N N SW S S N N N N N W N
WIND SPD 0 0 1 2 4 3 3 0 0 0 0 2 3 0
CLOUDS FW B1 B2 SC B1 B1 B1 FW FW B1 B2 B2 B2 B2
POP 12HR 0 40 50 50
QPF 12HR 0 0.02 0.02 0.05
SNOW 12HR 00-00 00-00
RAIN SHWRS C C C C C C
TSTMS S C S S S S
OBVIS PF F PF
HEAT INDEX 83
MAX HEAT 83
DATE SAT 09/19/26 SUN 09/20/26 MON 09/21/26 TUE 09/22/26
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 51 79 51 84 51 87 52 85
TEMP 56 53 67 74 57 51 72 79 58 52 74 80 58 52 73 79
DEWPT 56 53 59 63 56 51 58 60 53 50 54 59 52 49 53 59
PWIND DIR N NW N E SE SW SE N
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 SC SC FW FW FW FW CL CL FW FW CL FW FW FW FW
POP 12HR 40 5 0 0 0 0 0 0
RAIN C
RAIN SHWRS C
TSTMS S
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