457
FOUS53 KBIS 181436
PFMBIS
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE BISMARCK ND
936 AM CDT MON MAY 18 2026
NDZ015-182100-
BISMARCK/MANDAN-BURLEIGH/MORTON ND
46.79N 100.78W ELEV. 1643 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 48 36 55 32 72
TEMP 44 47 47 47 44 41 39 37 42 48 53 55 45 39 36 37 53 65 70 68
DEWPT 36 35 36 35 37 36 35 34 33 31 30 28 31 32 31 31 37 38 36 38
RH 73 63 65 63 76 82 85 89 70 51 41 35 58 76 82 79 54 37 29 33
WIND DIR N N N N N N N NW NW NW NW NW N SE SE S S S S S
WIND SPD 11 12 13 13 10 10 10 10 11 10 10 6 0 3 6 9 13 18 18 17
WIND GUST 23 28 27
CLOUDS OV OV OV OV OV B2 B2 B2 B2 B1 SC FW FW FW FW SC FW FW FW SC
POP 12HR 40 30 10 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C
TSTMS S
WIND CHILL 38 38 35 32 30 36 30 30
MIN CHILL 36 35 30 31 37 28 35
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 43 69 42 67 43 74 48 81
TEMP 52 46 64 65 49 44 63 66 50 46 70 72 54 49 76 79
DEWPT 41 39 42 40 41 39 41 39 41 39 42 42 44 42 48 47
PWIND DIR S S S NW SE S SE S
WIND CHAR GN GN LT LT LT LT LT GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC SC B1 FW
POP 12HR 30 30 40 30 10 10 5 10
RAIN SHWRS C S S C C C C S
TSTMS S S S
NDZ033-182100-
DICKINSON-STARK ND
46.80N 102.81W ELEV. 2591 FT
836 AM MDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
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 44 33 57 34 72
TEMP 41 42 44 43 39 36 35 34 40 47 54 56 44 38 38 39 55 67 70 67
DEWPT 39 37 34 33 34 34 33 33 32 29 27 25 29 29 28 28 32 31 30 34
RH 92 82 68 67 82 92 92 96 73 49 35 30 55 70 67 64 41 26 22 29
WIND DIR N N N N N N NW NW NW NW NW NW E SE S S S S S S
WIND SPD 5 11 14 13 11 9 9 8 10 9 8 4 8 11 14 16 17 17 16 14
CLOUDS OV OV OV OV OV OV B2 B2 B1 B1 FW FW FW FW SC SC FW SC SC B1
POP 12HR 30 20 20 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C S S S C
TSTMS S
WIND CHILL 36 37 36 32 29 28 27 33 31 29 30
MIN CHILL 36 36 29 27 28 31 28 35
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 40 65 38 67 41 74 47 81
TEMP 48 44 60 62 45 41 62 65 48 44 69 72 53 49 76 78
DEWPT 42 40 39 37 39 38 37 36 39 38 40 38 42 41 43 41
PWIND DIR S NW NW NW SE S S SW
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS B2 B2 B1 B1 B1 SC SC SC B1 SC SC SC SC SC B1 SC
POP 12HR 30 40 30 20 20 10 10 10
RAIN SHWRS C C S C C S S S S
TSTMS S
NDZ044-182100-
HETTINGER-ADAMS ND
45.99N 102.63W ELEV. 2703 FT
836 AM MDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
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 45 30 58 31 72
TEMP 42 45 45 44 39 36 34 32 42 49 55 57 44 38 36 36 55 68 71 68
DEWPT 38 36 34 32 34 34 33 32 32 28 27 25 28 28 28 28 33 31 31 34
RH 86 70 65 62 82 92 96100 67 44 34 29 53 67 72 72 43 25 23 28
WIND DIR N N N N N N NW NW NW NW NW NW E SE SE S S S S S
WIND SPD 9 14 17 16 11 8 6 6 11 11 9 4 4 8 9 10 13 17 16 17
WIND GUST 19 26 27 18 20 20
CLOUDS OV OV OV OV OV OV B2 B2 B1 B1 FW FW FW FW FW SC FW FW SC SC
POP 12HR 50 30 20 0 0
QPF 12HR 0.01 0.02 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S S S
TSTMS S
WIND CHILL 36 38 38 37 32 30 28 26 36 32 29 29
MIN CHILL 36 37 30 26 28 32 26 34
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 39 66 37 68 39 75 44 83
TEMP 48 42 61 62 45 39 63 66 47 41 70 72 52 46 76 80
DEWPT 41 39 39 37 39 37 37 35 38 38 39 38 42 41 42 39
PWIND DIR SE N NW NW SE S S SW
WIND CHAR GN GN LT GN LT GN GN GN
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC SC SC SC FW
POP 12HR 20 40 30 20 10 5 5 10
RAIN SHWRS S S C C S S S
TSTMS S S
NDZ056-182100-
MINOT-WARD ND
48.28N 101.27W ELEV. 1715 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 45 32 54 34 71
TEMP 37 41 44 44 39 36 34 34 40 45 51 53 42 37 36 38 54 64 69 68
DEWPT 34 34 36 36 35 34 32 30 30 29 29 28 29 28 28 29 34 35 36 39
RH 89 76 73 73 85 92 92 85 67 53 42 38 60 70 72 70 46 34 30 34
WIND DIR N N N N N N N NW N NW NW NW SE S S S S S S S
WIND SPD 13 14 16 14 12 11 11 11 11 11 10 6 3 8 10 13 17 19 18 16
WIND GUST 27 29 28
CLOUDS OV OV OV OV OV B2 B2 B2 B2 SC SC FW FW FW FW SC SC SC B1 B2
POP 12HR 10 20 20 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C
SNOWSHWRS S
TSTMS C
WIND CHILL 28 33 37 37 31 28 26 26 33 39 31 29 30
MIN CHILL 27 36 28 24 28 31 28 36
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 44 67 40 66 42 73 47 79
TEMP 50 46 62 64 46 43 60 64 47 45 67 71 52 50 73 77
DEWPT 42 40 41 42 41 39 40 40 40 39 41 43 43 42 45 48
PWIND DIR S W NW NW SE S S SW
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS B2 B1 B1 B1 B1 SC B1 SC SC SC SC SC SC SC B1 SC
POP 12HR 30 30 40 20 10 10 10 20
RAIN SHWRS C C C S S S S
TSTMS C
NDZ037-182100-
JAMESTOWN-STUTSMAN ND
46.93N 98.68W ELEV. 1499 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 48 35 51 31 67
TEMP 43 46 47 45 41 39 37 37 41 46 49 49 41 36 34 35 52 61 65 64
DEWPT 40 40 41 40 39 38 36 35 35 34 33 32 32 32 31 32 36 38 38 39
RH 89 79 79 82 92 96 96 92 79 63 54 52 70 85 89 89 54 42 37 40
WIND DIR N N N N N N NW NW NW NW NW NW N N S S S S S S
WIND SPD 18 18 17 16 14 14 16 16 17 16 16 12 1 0 5 8 11 17 20 18
WIND GUST 27
CLOUDS OV OV OV OV OV OV OV OV B2 B1 B1 SC SC FW FW SC FW FW FW SC
POP 12HR 70 70 10 0 0
QPF 12HR 0.08 0.04 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L L S
WIND CHILL 35 39 38 33 31 28 28 32 39 28
MIN CHILL 33 38 31 28 29 36 27 34
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 42 68 41 65 42 71 45 78
TEMP 48 45 64 63 48 43 60 63 48 44 67 69 51 48 73 75
DEWPT 38 39 44 43 42 41 43 43 41 41 44 46 44 44 50 51
PWIND DIR S S S SW SE S S S
WIND CHAR BZ BZ GN GN GN GN GN GN
AVG CLOUDS SC B1 B1 B1 B1 B1 B2 SC B1 B1 B2 SC SC SC B2 SC
POP 12HR 10 40 40 30 30 10 10 10
RAIN SHWRS S C C C C C C
TSTMS S S
NDZ001-182100-
WILLISTON-WILLIAMS ND
48.17N 103.59W ELEV. 1981 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 45 32 58 37 71
TEMP 37 41 44 45 41 38 35 33 41 49 56 58 49 44 41 41 54 66 70 68
DEWPT 35 35 36 34 34 34 32 31 32 32 31 29 30 30 29 29 34 36 37 39
RH 92 79 73 65 76 85 89 92 70 52 38 33 48 57 62 62 46 33 30 34
WIND DIR N N N N N N N N NW NW W S SE SE SE SE S S SW W
WIND SPD 12 13 16 16 11 8 5 4 4 5 5 6 9 12 11 11 14 14 16 12
CLOUDS OV OV OV OV OV B2 B2 B2 B1 FW FW FW FW FW B1 B1 B1 B1 B1 B2
POP 12HR 20 20 10 0 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S S S
TSTMS S S
WIND CHILL 29 33 37 38 34 32 38 34 34
MIN CHILL 28 36 32 29 31 38 33 38
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 41 65 40 68 42 76 47 81
TEMP 51 45 61 63 48 42 62 67 52 45 70 74 57 50 75 79
DEWPT 42 41 40 38 40 39 40 38 39 39 42 40 42 42 45 43
PWIND DIR NW NW NW NW E S SE SW
WIND CHAR LT GN LT GN LT GN GN BZ
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC B1 SC SC SC B1 B1 SC
POP 12HR 20 30 20 20 5 5 20 10
RAIN SHWRS S S C S S S
TSTMS S S
NDZ021-182100-
GARRISON-MCLEAN ND
47.62N 101.39W ELEV. 1936 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 46 33 55 33 72
TEMP 40 43 46 45 40 37 35 34 41 46 52 54 43 38 37 37 53 65 71 69
DEWPT 35 35 36 36 35 34 32 32 31 30 30 29 31 30 30 31 35 36 36 38
RH 82 73 68 70 82 89 89 92 67 53 43 38 62 73 75 79 50 34 28 32
WIND DIR N N N N N N N N N NW NW NW N SE S S S S S S
WIND SPD 13 14 14 13 11 11 11 11 11 10 9 4 0 4 9 11 17 19 18 16
WIND GUST 29 28
CLOUDS OV OV OV OV OV B2 B2 B2 B2 B1 SC FW FW FW FW SC SC SC SC B1
POP 12HR 10 20 20 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S
TSTMS S
WIND CHILL 32 36 39 33 29 27 26 34 30 29
MIN CHILL 30 39 29 26 29 34 29 33
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 42 68 40 68 42 75 46 81
TEMP 49 45 63 64 46 42 62 65 48 44 69 72 52 48 74 78
DEWPT 41 41 41 41 40 40 40 40 39 40 41 43 42 43 46 48
PWIND DIR S SW NW NW SE S SE SW
WIND CHAR GN GN LT GN LT GN GN GN
AVG CLOUDS B2 B2 B1 B1 B1 B1 B1 SC SC SC B1 SC SC SC B1 SC
POP 12HR 20 40 40 20 10 10 10 20
RAIN SHWRS S S C C S S S S
TSTMS S S S
NDZ043-182100-
BOWMAN-BOWMAN ND
46.18N 103.40W ELEV. 2959 FT
836 AM MDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
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 44 31 58 33 72
TEMP 39 41 44 43 39 36 33 32 41 49 55 57 44 38 36 37 55 67 71 67
DEWPT 36 33 33 32 33 34 33 32 31 27 26 24 27 27 27 27 31 29 29 33
RH 89 73 65 65 79 92100100 67 42 32 28 51 64 69 67 40 24 21 28
WIND DIR N N N N N N NW NW NW NW NW NW E SE S S S S SW S
WIND SPD 20 21 19 17 12 9 8 6 10 11 9 5 5 11 11 12 14 16 14 16
CLOUDS OV OV OV OV OV OV B2 B2 B1 SC FW FW FW SC SC SC FW FW SC B1
POP 12HR 40 30 10 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S S
TSTMS S
WIND CHILL 29 31 36 35 31 29 26 26 35 31 28 29
MIN CHILL 28 35 29 25 27 31 26 35
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
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 40 64 37 67 40 74 45 81
TEMP 47 42 59 61 44 39 62 65 46 42 69 72 51 46 76 79
DEWPT 41 39 39 37 38 37 37 35 38 38 39 38 41 40 41 39
PWIND DIR E NW NW NW SE S S SW
WIND CHAR GN GN GN GN GN GN GN GN
AVG CLOUDS B1 B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC FW
POP 12HR 20 50 30 20 20 5 10 10
RAIN SHWRS S C C C S S S
TSTMS S
NDZ045-182100-
SELFRIDGE-SIOUX ND
46.04N 100.92W ELEV. 2185 FT
936 AM CDT MON MAY 18 2026
DATE MON 05/18/26 TUE 05/19/26 WED 05/20/26
CDT 3HRLY 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19
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 46 35 53 34 69
TEMP 41 42 44 43 41 39 37 36 41 45 51 52 43 38 36 37 53 64 68 65
DEWPT 38 37 37 37 37 36 36 35 34 32 31 30 31 31 31 32 37 38 37 39
RH 89 82 76 79 85 89 96 96 76 60 46 43 62 76 82 82 54 38 32 38
WIND DIR N N N N N N NW NW NW NW NW NW E SE S S S S S S
WIND SPD 11 14 18 17 14 13 13 13 14 13 12 8 5 9 12 16 19 21 23 24
WIND GUST 21 25 33
CLOUDS OV OV OV OV OV B2 B2 B2 B2 B1 SC FW FW FW FW SC FW FW FW SC
POP 12HR 60 50 20 0 0
QPF 12HR 0.02 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S
WIND CHILL 34 35 36 35 33 31 28 27 33 39 32 28 28
MIN CHILL 33 35 31 27 28 32 25 32
DATE THU 05/21/26 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26
CDT 6HRLY 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 45 66 42 67 44 74 49 81
TEMP 51 46 62 63 48 45 61 64 50 46 68 71 55 51 75 78
DEWPT 40 39 43 41 41 40 41 39 40 40 43 42 43 43 47 46
PWIND DIR S S S NW SE S SE S
WIND CHAR BZ BZ GN GN GN GN GN BZ
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 SC SC B1 SC SC SC B1 FW
POP 12HR 10 30 40 20 10 10 5 5
RAIN SHWRS C C C S S
TSTMS S S
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