334
FOUS55 KRIW 210701
PFMRIW
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE RIVERTON WY
1201 AM MST SUN DEC 21 2025
WYZ020-221100-
CASPER-NATRONA WY
42.91N 106.46W ELEV. 5530 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 22 55 45 59 35
TEMP 30 31 37 45 53 47 47 47 48 48 50 56 57 51 45 42 41 38
DEWPT 18 23 27 28 29 31 33 33 34 34 34 33 31 31 29 28 26 21
RH 60 72 67 51 39 53 58 58 58 58 54 42 37 46 53 57 55 50
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 9 9 9 21 17 18 13 11 10 12 26 28 26 18 16 13 13 16
WIND GUST 16 20 36 34 34 29 29 28 28 42 42 37 28 24 20 23 25
CLOUDS OV BK BK BK SC SC SC FW FW FW FW FW SC SC SC SC SC BK
POP 12HR 5 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 61 39 60 39 56 35 53 28 47
TEMP 55 53 45 44 56 54 48 45 52 49 40 40 48 46 38 34 41 39
DEWPT 26 23 20 22 29 32 33 31 32 32 30 27 29 28 26 23 25 25
PWIND DIR SW SW SW SW SW SW SW SW SW
WIND CHAR BZ BZ WY WY WY BZ WY BZ GN
AVG CLOUDS BK BK BK BK FW SC BK SC FW FW SC FW BK BK SC SC BK BK
POP 12HR 0 0 0 20 20 20 10 10 5
RAIN SHWRS S S S S
WYZ017-221100-
RIVERTON-FREMONT WY
43.06N 108.46W ELEV. 5525 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 23 50 37 58 32
TEMP 28 26 26 37 49 46 45 44 40 41 42 53 56 49 44 40 36 33
DEWPT 13 15 17 21 27 32 34 34 32 32 32 33 32 30 29 28 26 23
RH 53 62 68 52 42 58 65 68 73 70 67 46 40 48 55 62 67 66
WIND DIR S N N N SW SW SW SW SW S SW SW SW SW SW S S SW
WIND SPD 1 5 4 3 4 9 8 6 8 8 17 18 18 13 13 13 12 11
WIND GUST 26 29 31 21 20
CLOUDS SC FW FW FW FW SC FW FW FW FW FW SC SC SC SC SC SC SC
POP 12HR 0 10 10 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS S S S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 58 34 58 37 55 33 52 26 44
TEMP 49 52 41 36 51 52 49 43 49 49 42 37 48 46 37 30 38 38
DEWPT 28 26 24 23 28 30 31 28 30 28 27 24 27 24 23 20 24 21
PWIND DIR SW SW S S SW S SW SW W
WIND CHAR GN GN BZ WY GN BZ BZ GN LT
AVG CLOUDS BK BK BK BK FW SC BK BK SC FW FW SC SC SC BK SC FW FW
POP 12HR 0 0 10 40 20 30 20 10 5
RAIN SHWRS C C S S C S S S
SNOWSHWRS S S
WYZ018-221100-
LANDER-FREMONT WY
42.82N 108.73W ELEV. 5586 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 23 53 41 55 33
TEMP 28 27 26 37 51 48 46 45 45 45 47 52 54 49 44 41 40 36
DEWPT 13 15 16 23 33 33 33 32 32 32 34 34 31 29 29 27 24 21
RH 53 60 65 56 50 56 60 60 60 60 60 50 41 46 55 57 52 54
WIND DIR S W W NE NE NE W SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 2 3 2 4 11 10 16 23 37 33 14 18 14 12 10 10 10 9
WIND GUST 21 20 39 42 54 49 24 27 28 20 18
CLOUDS BK FW SC FW FW SC FW FW FW FW FW SC SC SC SC SC BK SC
POP 12HR 20 70 70 40 20
QPF 12HR 0 0.04 0.07 0.01 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS C C L L L C C C C C S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 56 35 53 31 50 25 45
TEMP 50 51 43 38 49 52 45 40 47 47 40 36 45 45 35 28 38 39
DEWPT 27 25 24 23 29 31 30 28 30 28 27 23 27 25 22 19 23 22
PWIND DIR SW SW SW SW SW SW SW SW W
WIND CHAR GN GN GN BZ GN GN GN GN LT
AVG CLOUDS BK SC BK BK SC SC BK BK SC SC SC BK BK SC BK SC SC FW
POP 12HR 0 0 20 60 30 40 30 20 10
RAIN SHWRS S L C C C C C C C S
SNOWSHWRS S
WYZ028-221100-
ROCK SPRINGS-SWEETWATER WY
41.61N 109.07W ELEV. 6760 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 28 53 34 53 31
TEMP 32 32 33 46 50 45 45 46 41 38 35 48 51 46 39 35 34 32
DEWPT 26 25 27 29 33 32 32 32 30 29 28 30 29 30 28 26 23 24
RH 78 75 78 51 52 60 60 58 65 70 75 49 42 53 64 69 64 72
WIND DIR W SW S W W SW S SW SW SW S SW W SW S S S S
WIND SPD 2 5 2 8 17 11 12 19 11 10 10 11 13 8 8 10 10 8
WIND GUST 17 34 25 26 32 18 18 17 20 24
CLOUDS BK SC BK SC BK BK SC FW FW FW SC SC SC SC SC SC BK BK
POP 12HR 10 30 30 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS C
WIND CHILL 27
MIN CHILL 26 30 27 26 27 25
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 55 35 50 35 50 31 46 25 42
TEMP 48 49 43 37 46 47 42 38 43 44 36 33 41 41 32 27 35 36
DEWPT 25 22 21 22 28 32 34 31 34 32 29 27 29 28 26 23 26 25
PWIND DIR S S S SW SW SW SW SW W
WIND CHAR GN GN BZ BZ GN GN GN GN GN
AVG CLOUDS BK BK OV OV BK BK BK BK SC FW FW SC BK BK BK BK SC FW
POP 12HR 0 0 10 60 40 40 30 20 20
RAIN SHWRS L L C C C C C C S
SNOWSHWRS C C C S S S
WYZ026-221100-
BIG PINEY-SUBLETTE WY
42.58N 110.11W ELEV. 6990 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 20 46 31 46 22
TEMP 23 23 25 35 43 38 35 34 33 33 34 42 44 39 33 31 27 23
DEWPT 20 20 24 32 35 33 31 31 30 30 32 35 33 31 29 28 24 22
RH 88 88 96 89 73 82 85 89 89 89 92 76 65 73 85 88 88 96
WIND DIR E NE SE S S SE SE SW SW W SW SW SW SW S SE S SE
WIND SPD 3 4 2 9 13 13 12 6 14 17 12 13 13 9 5 5 5 4
WIND GUST 17 23 27 35 32 21 25 25
CLOUDS OV BK OV BK BK SC SC SC SC SC SC SC BK BK BK BK BK BK
POP 12HR 40 60 80 60 10
QPF 12HR 0 0.05 0.02 0.02 0
SNOW 12HR 00-00 T 00-00 00-00 00-00
RAIN SHWRS C C C L D C L L L L
SNOWSHWRS S C L C S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 46 23 47 25 44 22 42 16 37
TEMP 38 41 30 25 39 42 34 28 38 38 30 25 37 36 25 19 30 31
DEWPT 28 26 23 21 28 31 29 27 31 28 25 22 28 25 20 16 22 20
PWIND DIR SE SE SE S S S SW SW NW
WIND CHAR LT LT GN GN GN GN GN GN LT
AVG CLOUDS BK BK OV BK SC BK OV BK SC SC BK BK BK BK BK BK SC SC
POP 12HR 0 0 30 70 30 40 40 20 10
RAIN SHWRS C L C S C C C
SNOWSHWRS C C C C C C C S
WYZ025-221100-
PINEDALE-SUBLETTE WY
42.80N 109.81W ELEV. 7086 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 16 42 29 43 24
TEMP 21 23 28 34 40 37 35 33 29 31 33 39 41 37 33 31 27 25
DEWPT 19 21 26 31 36 34 33 32 28 29 32 34 32 32 32 30 26 24
RH 92 92 92 89 85 89 92 96 96 92 96 82 70 82 96 96 96 96
WIND DIR E E SE S S SE S S S S S SW SW S SE SE SE SE
WIND SPD 4 4 8 10 8 5 8 5 3 4 10 12 12 6 6 6 6 5
WIND GUST 14 18 19 19 19 16 20 21 20 13
CLOUDS OV OV OV OV OV OV OV OV OV OV BK OV OV OV OV OV BK BK
POP 12HR 60 90 50 70 20
QPF 12HR 0.02 0.12 0.04 0.04 0.01
SNOW 12HR T 1 00-00 00-00 00-00
RAIN SHWRS C C C C C L L L L S S
SNOWSHWRS C L D L C L S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 44 26 43 26 41 23 38 17 35
TEMP 39 38 30 28 39 38 33 30 37 35 29 26 35 32 24 19 30 29
DEWPT 29 27 25 24 28 31 30 28 30 29 26 24 28 25 21 16 20 21
PWIND DIR SE SE SE S S S SW SW NW
WIND CHAR LT LT GN GN GN GN GN LT LT
AVG CLOUDS OV OV OV OV BK OV OV OV BK SC BK OV OV OV OV OV BK SC
POP 12HR 0 0 40 80 40 50 50 20 10
RAIN SHWRS C D C S C
SNOWSHWRS S C C C C C C C S S
WYZ013-221100-
JACKSON-TETON WY
43.60N 110.73W ELEV. 6451 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 21 40 34 42 32
TEMP 27 30 31 35 38 40 38 36 36 36 35 38 40 39 37 36 35 33
DEWPT 24 27 29 33 36 37 36 34 34 34 33 35 33 32 33 33 31 29
RH 88 88 92 92 92 89 92 92 92 92 92 89 76 76 85 89 85 85
WIND DIR SW S SW S S S S S S S SW SW SW S S S S S
WIND SPD 6 9 10 13 18 18 18 12 18 18 17 13 12 10 10 10 10 10
WIND GUST 13 18 28 33 34 35 28 34 32 27 24 21 18 19 20 19
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 80 100 100 100 90
QPF 12HR 0.04 0.63 0.49 0.20 0.10
SNOW 12HR 0 2 00-00 00-00 00-00
RAIN SHWRS S D D D D D D D D D D D L L C
SNOWSHWRS C D D D D S
WIND CHILL 25 24
MIN CHILL 15 21 26 27 25 24 29 25
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 45 30 43 27 41 28 39 22 38
TEMP 40 42 33 31 39 41 36 30 36 38 33 30 35 36 29 24 31 32
DEWPT 31 30 26 26 30 33 31 27 31 29 28 26 28 26 24 20 23 21
PWIND DIR S S S S S S SW SW SW
WIND CHAR GN GN GN GN GN GN GN GN LT
AVG CLOUDS OV OV OV BK BK OV OV OV OV BK BK OV OV BK OV OV OV BK
POP 12HR 30 20 80 100 70 90 90 60 30
RAIN SHWRS C S C D D L L D D
SNOWSHWRS C S C S L L L S D D D L C C C
TSTMS S S
WYZ001-221100-
LAKE YELLOWSTONE-TETON WY
44.55N 110.42W ELEV. 7835 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 12 36 32 37 27
TEMP 19 26 28 31 34 35 35 34 35 35 34 35 35 33 30 31 30 29
DEWPT 16 23 26 29 32 34 34 33 34 33 32 33 31 28 27 28 28 26
RH 88 88 92 92 92 96 96 96 96 92 92 92 85 82 88 88 92 88
WIND DIR W SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW
WIND SPD 16 12 12 14 18 19 19 19 18 21 10 9 9 6 5 4 5 4
WIND GUST 34 28 24 29 37 40 37 37 40 44 29 26 26 24 21 18 20 20
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 60 100 100 100 80
QPF 12HR 0.01 0.34 0.46 0.21 0.13
SNOW 12HR T 4 1 1 1
RAIN SHWRS S S S S
SNOWSHWRS S L D D D D D D D D D D D L L D D C
TSTMS S S S S
OBVIS BS
WIND CHILL 4 15 17 20 23 24 24 23 24
MIN CHILL 4 15 21 23 23 24 27 24 24
WINTER STORM W W W W W W W W W
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 39 23 40 22 35 22 33 16 31
TEMP 36 35 28 27 37 37 30 27 31 32 27 25 30 28 22 20 26 25
DEWPT 31 27 22 20 30 31 27 22 28 26 23 21 25 23 18 15 21 18
PWIND DIR SW S S SW SW SW SW SW SW
WIND CHAR LT LT LT LT LT LT LT LT LT
AVG CLOUDS OV BK BK SC SC BK OV OV OV OV BK OV OV OV OV OV OV BK
POP 12HR 40 0 60 80 40 60 60 30 20
SNOWSHWRS C L D C C C C L L L C S S
WYZ003-221100-
CODY-PARK WY
44.52N 109.02W ELEV. 5102 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 22 50 38 55 34
TEMP 27 27 28 39 45 44 41 47 49 48 45 52 53 46 40 39 38 35
DEWPT 14 13 16 24 28 31 30 34 37 35 31 32 31 28 28 27 26 25
RH 57 55 60 54 51 60 65 60 63 60 58 46 43 49 62 62 62 66
WIND DIR E SE SE S SE SW SE W W W W W W W SW SW SW SW
WIND SPD 11 9 8 4 4 4 3 13 23 25 12 11 12 10 9 5 4 4
WIND GUST 20 18 29 35 35 24 21 20
CLOUDS OV BK BK BK SC SC FW FW FW FW FW SC SC SC SC SC SC BK
POP 12HR 0 10 5 30 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS C C S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 56 35 59 34 53 33 53 30 47
TEMP 49 49 41 40 52 52 43 40 48 47 39 38 48 46 38 34 42 39
DEWPT 30 28 24 24 29 30 27 25 29 27 23 23 25 25 22 20 20 21
PWIND DIR SW SW SW SW SW SW SW W W
WIND CHAR LT LT LT GN GN GN GN GN GN
AVG CLOUDS BK BK BK SC FW SC BK SC FW FW FW SC FW SC BK BK BK FW
POP 12HR 0 0 5 30 10 10 10 10 5
RAIN SHWRS C S
SNOWSHWRS S
WYZ004-221100-
GREYBULL-BIG HORN WY
44.52N 108.08W ELEV. 3939 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 19 44 30 55 29
TEMP 21 21 23 30 43 42 38 36 35 33 33 46 52 46 40 35 32 30
DEWPT 15 12 13 18 29 32 31 31 30 29 31 36 36 33 32 29 28 26
RH 77 68 65 60 57 67 76 82 82 85 92 68 54 60 73 78 85 85
WIND DIR SE SE S S S SE E E E SE SE SE S E SE SE SE SE
WIND SPD 3 2 2 2 2 8 5 4 6 4 10 6 5 5 4 6 8 6
WIND GUST 13 13
CLOUDS OV BK OV OV BK SC SC SC SC SC SC SC SC SC SC SC SC BK
POP 12HR 0 10 0 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 55 31 58 32 52 29 51 25 45
TEMP 45 50 38 33 47 53 45 36 43 47 36 31 43 45 34 28 37 39
DEWPT 33 30 26 25 30 32 33 29 33 32 29 27 31 28 25 23 25 25
PWIND DIR SE SE SE SE S SE S E NW
WIND CHAR GN GN GN BZ LT GN GN LT LT
AVG CLOUDS BK BK BK BK SC SC BK BK FW SC SC SC FW SC BK BK BK SC
POP 12HR 0 0 0 10 5 5 5 5 5
WYZ006-221100-
WORLAND-WASHAKIE WY
43.97N 107.95W ELEV. 4227 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 13 49 32 58 27
TEMP 20 22 23 34 46 41 42 40 37 36 37 51 56 48 40 36 31 29
DEWPT 13 13 16 23 28 29 33 31 29 28 32 36 33 31 29 29 26 24
RH 74 68 74 64 49 62 70 70 72 72 82 56 42 51 64 75 81 81
WIND DIR SE SE SE SW SE S S S S S S S SW SW S SE SE SE
WIND SPD 8 4 4 2 1 11 17 17 14 12 9 9 10 6 6 6 8 6
WIND GUST 8 21 26 25 24 16 19
CLOUDS BK SC BK OV SC BK SC FW FW SC SC SC SC SC SC SC BK BK
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 28 59 30 55 27 54 22 46
TEMP 48 51 38 33 50 53 45 36 46 48 36 32 46 47 33 28 39 39
DEWPT 31 29 24 21 29 32 32 27 32 29 27 24 28 27 23 20 24 22
PWIND DIR S SE S S S S S S W
WIND CHAR LT GN GN GN LT GN GN GN LT
AVG CLOUDS BK BK BK BK FW SC SC SC FW FW SC SC SC SC SC BK BK SC
POP 12HR 0 0 0 10 5 5 5 5 5
WYZ005-221100-
HOT SPRINGS COUNTY AIRPORT-HOT SPRINGS WY
43.71N 108.39W ELEV. 4902 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 11 48 33 58 29
TEMP 22 25 26 41 46 41 40 38 35 38 41 54 56 47 39 35 33 30
DEWPT 10 13 16 26 28 28 30 29 27 28 31 34 32 31 29 28 27 25
RH 59 60 65 55 49 59 67 70 72 67 67 46 40 53 67 75 78 81
WIND DIR SE S SW S S S S SE SE W SW SW W SW SW S S SW
WIND SPD 2 13 8 12 17 11 13 10 4 20 13 17 17 9 8 6 6 5
WIND GUST 9 14 20 24 20 21 20 39 21 25 25
CLOUDS BK SC SC SC SC SC FW FW FW FW FW SC SC SC SC SC SC BK
POP 12HR 0 0 0 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS S S
WIND CHILL 13
MIN CHILL 13 14 30 28 29 29 25
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 56 30 56 30 53 28 52 23 46
TEMP 48 49 37 33 49 51 42 36 48 47 35 32 47 46 32 25 41 39
DEWPT 31 28 24 22 29 33 32 26 32 29 28 23 28 25 22 17 23 24
PWIND DIR S S S SW SW SW SW SW W
WIND CHAR GN GN GN GN GN GN GN GN LT
AVG CLOUDS BK BK BK BK FW SC BK SC FW FW FW SC SC SC BK SC SC FW
POP 12HR 0 0 5 30 10 20 10 10 5
RAIN SHWRS C S S S
WYZ010-221100-
BUFFALO-JOHNSON WY
44.38N 106.72W ELEV. 4968 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 21 48 35 55 32
TEMP 26 28 30 41 45 37 38 44 42 47 47 52 50 41 37 37 36 34
DEWPT 9 10 15 25 30 28 29 32 31 33 32 34 33 32 29 28 26 23
RH 48 46 53 52 55 70 70 62 65 58 56 50 52 70 72 70 67 64
WIND DIR S S SE S SE NW SE NE NW SW SW SW NW N SW S S SW
WIND SPD 5 9 3 6 3 6 4 9 4 24 17 13 10 6 5 5 8 9
WIND GUST 16 13 20 40 27 21 17
CLOUDS BK BK BK OV SC SC SC SC FW FW FW SC SC SC SC SC BK BK
POP 12HR 0 10 20 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 56 37 59 35 50 31 51 28 45
TEMP 51 50 43 42 53 52 49 41 45 41 37 37 48 42 37 33 39 36
DEWPT 30 28 24 22 30 31 31 25 29 29 24 21 25 25 21 17 21 22
PWIND DIR SW SW SW SW SW SW SW W NW
WIND CHAR GN GN GN BZ GN GN GN GN GN
AVG CLOUDS BK BK BK BK FW FW BK BK SC FW FW SC BK SC SC BK BK SC
POP 12HR 0 0 0 5 10 5 5 10 5
WYZ012-221100-
RENDEZVOUS MOUNTAIN-TETON WY
43.59N 110.89W ELEV. 10318 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 11 28 24 25 20
TEMP 18 23 24 23 25 26 26 27 27 27 24 23 22 21 22 23 22 21
DEWPT 18 22 23 23 24 26 25 27 27 26 24 23 22 21 22 23 22 19
RH 100 96 96100 96100 96100100 96100100100100100100100 92
WIND DIR SW SW SW SW SW SW SW W SW W SW SW SW SW SW SW SW SW
WIND SPD 21 20 14 24 28 23 24 24 24 24 24 18 13 12 16 17 17 17
WIND GUST 31 28 23 34 43 44 44 42 46 42 39 29 26 23 25 27 27 24
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 90 100 100 100 90
QPF 12HR 0.11 1.13 1.07 0.62 0.26
SNOW 12HR 2 13 10 8 3
SNOWSHWRS C D D D D D D D D D D D D D D L L C
OBVIS BS BS BS BS BS BS BS BS
WIND CHILL 1 8 11 7 8 11 11 12 12 11 9 9 9 9 8 9 8 7
MIN CHILL 1 7 7 11 11 8 9 8 7
WINTER STORM W W W W W W W W W
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 26 19 25 17 22 18 20 12 19
TEMP 23 21 20 21 22 24 21 19 20 20 20 20 19 16 16 14 14 13
DEWPT 20 20 15 16 20 24 21 18 20 20 19 18 19 16 14 12 13 12
PWIND DIR SW SW S SW SW SW SW SW SW
WIND CHAR GN BZ BZ BZ GN BZ BZ GN GN
AVG CLOUDS OV BK BK BK BK OV OV OV BK BK BK OV OV OV OV OV OV BK
POP 12HR 40 20 90 100 80 90 90 60 40
SNOWSHWRS C S S C D D D L D D D D D L C C C
TSTMS S S
WYZ023-221100-
AFTON-LINCOLN WY
42.71N 110.94W ELEV. 6201 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 25 40 32 43 31
TEMP 29 31 33 35 38 37 35 34 33 32 34 39 41 38 38 35 33 31
DEWPT 27 29 31 33 36 35 33 32 31 31 34 39 38 37 37 34 30 29
RH 92 92 92 92 92 92 92 92 92 96100100 89 96 96 96 89 92
WIND DIR SE SE SE S S SE SE S S S S SW S S S S S S
WIND SPD 12 10 11 12 12 11 10 10 11 10 6 5 5 5 5 4 4 4
WIND GUST 21 27 31 23 20 24 32 27 16 13 13
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 70 90 100 90 60
QPF 12HR 0.02 0.32 0.29 0.16 0.04
SNOW 12HR T T 00-00 00-00 00-00
RAIN SHWRS D D D D D D D D D D D D L L S S
SNOWSHWRS C D
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 47 31 46 29 43 28 41 22 40
TEMP 40 42 36 33 40 42 37 32 37 39 33 30 35 36 29 24 31 34
DEWPT 35 33 28 28 35 38 36 32 37 35 32 29 34 32 27 23 30 29
PWIND DIR S SE S S S S SW SW SW
WIND CHAR LT LT GN GN LT LT LT LT LT
AVG CLOUDS OV OV OV BK BK OV OV OV OV BK BK OV OV OV OV OV OV OV
POP 12HR 10 10 80 100 80 90 90 60 40
RAIN SHWRS C D D L L D D D D D
SNOWSHWRS S L S S D D L C C C
TSTMS S
WYZ004-221100-
POWELL-PARK WY
44.87N 108.79W ELEV. 5092 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 22 38 33 48 32
TEMP 25 25 27 31 37 36 37 37 37 38 38 45 46 39 36 35 34 33
DEWPT 13 12 13 16 22 27 29 30 31 31 29 31 32 29 27 25 25 24
RH 60 57 55 53 54 69 72 75 79 76 70 58 58 67 69 66 69 69
WIND DIR SE SE SE SE SE SE SE SE SE SE S SW W W S S SE SE
WIND SPD 11 10 10 9 10 8 9 9 9 3 13 11 10 8 6 6 8 8
WIND GUST 18 17
CLOUDS OV OV OV OV BK SC SC SC SC SC SC SC SC SC SC SC BK BK
POP 12HR 0 10 5 30 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS C C
WIND CHILL 14 27
MIN CHILL 13 16 25 30 27 27 29 26
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 48 32 51 32 47 29 49 28 44
TEMP 42 42 38 35 45 46 42 35 42 40 33 33 43 42 35 31 39 36
DEWPT 28 29 24 22 26 28 28 25 27 27 21 20 24 23 20 19 20 22
PWIND DIR SE S SE S S S S W W
WIND CHAR GN GN GN GN GN GN GN GN GN
AVG CLOUDS BK BK BK SC FW SC BK SC FW SC SC SC SC SC BK BK BK SC
POP 12HR 0 0 5 20 10 10 10 10 5
RAIN SHWRS S S
SNOWSHWRS S
WYZ004-221100-
COWLEY-BIG HORN WY
44.91N 108.45W ELEV. 4090 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 21 41 31 50 31
TEMP 24 25 26 33 38 38 36 36 35 34 34 44 48 42 37 35 33 32
DEWPT 16 15 15 19 26 29 29 31 31 30 32 38 37 34 31 30 29 28
RH 71 65 62 56 62 70 75 82 85 85 92 79 65 73 79 82 85 85
WIND DIR NE NE N NE N NW S S SE S S S S N SE SE SE SE
WIND SPD 5 4 2 2 3 2 4 10 9 9 6 5 5 5 4 4 5 5
WIND GUST 14 18 18 12
CLOUDS OV OV OV OV OV BK BK SC SC SC SC SC SC SC SC SC BK BK
POP 12HR 0 10 0 20 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 50 32 53 32 49 29 49 27 45
TEMP 43 45 38 34 46 51 44 36 43 43 33 31 43 43 35 30 39 39
DEWPT 34 31 28 26 31 33 33 30 33 32 26 25 31 28 25 24 26 25
PWIND DIR SE SE SE S S S S SW SW
WIND CHAR LT LT GN GN LT LT LT GN LT
AVG CLOUDS BK BK BK SC FW SC BK SC SC SC SC SC SC SC BK BK SC SC
POP 12HR 0 0 0 20 10 5 10 10 5
RAIN SHWRS S
WYZ016-221100-
DUBOIS-FREMONT WY
43.55N 109.69W ELEV. 7291 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 21 44 37 45 32
TEMP 27 30 32 37 42 42 42 40 39 39 38 42 43 39 38 37 36 33
DEWPT 19 23 25 31 34 35 36 34 34 33 31 31 29 27 27 27 26 24
RH 71 75 75 79 73 76 79 79 82 79 76 65 57 62 64 67 67 69
WIND DIR NW NW NW NW W W W W W W W W W W W W SW W
WIND SPD 12 12 12 8 17 14 14 16 11 13 21 20 18 13 12 12 12 12
WIND GUST 27 25 25 25 40 34 33 33 29 34 34 31 31 24 21 23 23 19
CLOUDS OV BK BK OV BK BK BK BK BK BK BK BK BK BK BK BK SC BK
POP 12HR 90 90 100 90 70
QPF 12HR 0.01 0.17 0.23 0.12 0.05
SNOW 12HR T T 00-00 00-00 00-00
RAIN SHWRS S D D D D D D D D D L L C C
SNOWSHWRS L D L D D S D S D S
WIND CHILL 16 27
MIN CHILL 16 21 27 26 31 29 24
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 47 32 46 31 43 29 40 22 39
TEMP 44 41 36 34 43 42 38 33 40 38 34 32 37 35 30 25 35 32
DEWPT 26 25 21 22 27 28 26 23 25 23 23 22 22 21 19 15 18 17
PWIND DIR W W SW SW W W W W W
WIND CHAR GN GN GN BZ GN GN BZ GN GN
AVG CLOUDS BK SC BK SC SC BK BK BK BK SC SC BK BK BK BK BK BK SC
POP 12HR 10 10 60 90 50 70 60 40 20
RAIN SHWRS L D L
SNOWSHWRS S L C C L L L C C C S
WYZ027-221100-
KEMMERER-LINCOLN WY
41.83N 110.56W ELEV. 7285 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 28 44 35 45 30
TEMP 30 32 33 40 42 40 40 38 37 36 37 42 43 41 36 35 34 31
DEWPT 27 28 30 33 35 35 34 31 30 30 31 34 34 32 30 28 25 23
RH 88 85 89 76 76 82 79 76 75 79 79 73 70 70 79 75 69 72
WIND DIR W SW SW SW W SW SW W SW SW W W W W SW S SW SW
WIND SPD 2 4 6 19 23 12 14 16 16 16 16 18 17 9 5 5 5 5
WIND GUST 18 42 42 32 36 33 35 32 26 28 26 17
CLOUDS SC BK BK BK BK SC SC SC SC SC SC BK BK BK SC BK BK BK
POP 12HR 20 60 40 40 5
QPF 12HR 0 0.01 0 0.02 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS C L C C C C C C C C
SNOWSHWRS S S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 51 30 48 31 45 28 41 23 36
TEMP 44 45 37 33 41 42 37 34 41 40 33 31 38 37 29 25 32 31
DEWPT 28 25 23 23 28 33 33 31 32 32 28 27 30 29 25 21 26 24
PWIND DIR SW S S SW SW SW SW W W
WIND CHAR LT LT LT GN GN GN GN GN LT
AVG CLOUDS BK BK BK BK SC OV OV BK SC SC SC BK BK OV BK BK SC BK
POP 12HR 0 0 40 80 40 50 50 30 20
RAIN SHWRS C D L C C C C
SNOWSHWRS S C C C C C C C S S S
WYZ023-221100-
ALPINE-LINCOLN WY
43.18N 111.04W ELEV. 5634 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 27 40 33 43 34
TEMP 30 31 32 33 38 39 36 34 34 33 37 39 41 42 40 40 38 35
DEWPT 27 28 31 32 36 37 34 32 33 32 36 38 38 39 39 39 36 32
RH 88 88 96 96 92 92 92 92 96 96 96 96 89 89 96 96 92 89
WIND DIR SE SE SE SE S S S S S S SW SW SW S S S S SE
WIND SPD 8 8 9 10 9 3 5 3 4 5 10 8 5 5 5 5 5 5
WIND GUST 23 27 25 24 21 23 25 18 14 14
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV
POP 12HR 80 100 100 100 80
QPF 12HR 0.03 0.56 0.44 0.17 0.10
SNOW 12HR T 2 00-00 00-00 00-00
RAIN SHWRS S S D D D D D D D D D D D D C C S
SNOWSHWRS L D D D S S S S S S
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 47 34 46 32 43 33 41 26 40
TEMP 41 45 39 36 40 45 39 35 37 43 38 35 36 40 33 28 32 36
DEWPT 37 35 33 31 35 39 37 34 36 36 36 32 33 33 31 27 29 28
PWIND DIR SE SE SE S S S SW SW SW
WIND CHAR LT LT LT GN LT LT LT LT LT
AVG CLOUDS OV OV OV OV BK OV OV OV OV BK BK OV OV OV OV OV OV BK
POP 12HR 20 10 80 100 80 90 90 60 40
RAIN SHWRS S C D D L L D D D D D L
SNOWSHWRS S L S S S D L C C C
TSTMS S S
WYZ023-221100-
COKEVILLE-LINCOLN WY
42.05N 110.97W ELEV. 6270 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 28 43 33 45 29
TEMP 29 30 33 37 42 39 37 36 34 34 35 42 43 41 37 34 31 30
DEWPT 27 27 30 33 37 35 32 32 30 30 35 39 38 37 34 31 28 26
RH 92 88 89 85 82 85 82 85 85 85100 89 82 85 89 89 88 85
WIND DIR S SW S SW SW S SW S SW SW SW SW SW SW SE SE SE SE
WIND SPD 3 2 2 8 13 9 11 8 10 13 8 8 8 4 4 5 4 4
WIND GUST 24 31 23 23 16 21 28 14 14 14
CLOUDS SC BK OV OV OV OV OV BK OV OV OV OV OV BK BK BK BK OV
POP 12HR 60 80 60 70 10
QPF 12HR 0.01 0.09 0.04 0.07 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
RAIN SHWRS L C D L C C C C L L L L
SNOWSHWRS C L C
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 50 30 48 30 45 28 42 22 39
TEMP 43 44 36 33 43 43 37 33 40 41 33 30 37 38 28 24 32 33
DEWPT 33 31 26 26 33 36 36 32 36 35 30 29 35 32 26 23 28 27
PWIND DIR S SE SE S S S SW SW NW
WIND CHAR LT LT GN GN GN GN LT LT LT
AVG CLOUDS BK BK OV BK SC OV OV BK SC SC BK BK BK OV OV OV BK BK
POP 12HR 0 0 60 90 60 60 70 40 30
RAIN SHWRS L D L C L L L L L S
SNOWSHWRS S S S S L C C C C
WYZ028-221100-
GREEN RIVER-SWEETWATER WY
41.46N 109.49W ELEV. 7182 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 28 55 35 55 31
TEMP 32 33 33 47 50 47 46 44 40 37 35 50 54 48 40 37 34 32
DEWPT 25 25 26 31 34 34 33 32 28 28 28 34 34 33 29 26 23 22
RH 75 72 75 53 54 60 60 62 62 70 75 54 46 56 64 64 64 66
WIND DIR S S S SW W W S S SW SW S SW W W S S S S
WIND SPD 4 5 5 8 20 9 17 13 12 11 8 10 12 6 5 6 5 5
WIND GUST 16 34 24 27 21 17 20
CLOUDS BK BK BK BK BK BK SC SC FW FW SC SC SC SC SC SC BK BK
POP 12HR 5 5 5 5 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 35 53 34 52 31 49 27 44
TEMP 49 51 43 38 49 50 42 37 45 46 38 34 44 43 34 29 37 39
DEWPT 30 25 22 22 32 35 33 30 37 33 30 26 33 30 27 22 30 28
PWIND DIR S S S S S S SW SW W
WIND CHAR GN GN BZ GN GN GN GN LT LT
AVG CLOUDS BK OV OV BK BK BK OV BK SC FW FW SC BK BK BK BK SC FW
POP 12HR 0 0 10 60 40 40 40 30 20
RAIN SHWRS L L C C C C C C C
SNOWSHWRS C C C S S S
WYZ017-221100-
SHOSHONI-FREMONT WY
43.25N 108.12W ELEV. 4817 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 25 48 36 60 32
TEMP 28 28 29 41 47 45 42 42 41 41 39 53 58 50 43 39 35 33
DEWPT 16 18 23 27 28 32 34 35 33 33 32 37 35 34 32 31 28 27
RH 60 66 78 57 47 60 73 76 73 73 76 54 42 54 65 73 75 78
WIND DIR E E E SE S SE S SW SW SW S SW SW SW S S S S
WIND SPD 8 11 6 5 1 6 8 10 14 17 16 14 18 11 11 10 11 11
WIND GUST 9 18 17 23 24 25 31 19 18
CLOUDS BK FW SC FW FW FW FW FW FW FW SC SC SC SC SC SC SC BK
POP 12HR 0 0 0 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
WIND CHILL 27
MIN CHILL 18 19 27 28 25
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 58 35 59 37 56 33 54 26 47
TEMP 50 52 40 36 52 55 49 43 51 51 41 36 48 48 36 29 39 41
DEWPT 31 27 26 24 30 35 35 32 34 32 31 28 29 28 26 23 27 24
PWIND DIR S S S SW SW S SW SW W
WIND CHAR GN GN BZ BZ GN GN GN GN LT
AVG CLOUDS BK BK BK BK FW SC BK SC FW FW FW SC BK SC SC SC SC SC
POP 12HR 0 0 5 30 20 20 20 10 5
RAIN SHWRS C C S S S S
WYZ005-221100-
THERMOPOLIS-HOT SPRINGS WY
43.66N 108.21W ELEV. 4592 FT
1201 AM MST SUN DEC 21 2025
DATE SAT 12/20/25 SUN 12/21/25 MON 12/22/25 TUE
MST 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 18 51 36 59 32
TEMP 24 25 25 39 48 46 42 40 38 37 40 53 57 49 42 38 35 33
DEWPT 11 12 16 24 29 32 30 29 28 27 32 36 33 32 30 29 28 26
RH 57 57 68 54 47 58 62 64 67 67 73 52 40 52 62 70 75 75
WIND DIR S S S S S S S S SE SE S SW SW SW S S S S
WIND SPD 2 9 4 9 17 12 16 16 13 11 12 13 16 9 9 8 9 8
WIND GUST 11 21 24 19 25 21 24
CLOUDS BK SC BK SC SC SC FW FW FW FW SC SC SC SC SC SC BK BK
POP 12HR 0 0 0 10 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00 00-00 00-00
DATE 12/23/25 WED 12/24/25 THU 12/25/25 FRI 12/26/25 SAT 12/27/25
MST 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 32 58 33 56 31 54 25 48
TEMP 49 51 40 35 50 54 46 39 49 50 38 33 48 48 35 29 41 42
DEWPT 32 30 26 23 32 34 34 29 33 31 30 25 29 27 24 21 24 25
PWIND DIR S S S S S S SW SW SW
WIND CHAR GN GN BZ BZ GN GN GN GN LT
AVG CLOUDS BK SC BK BK FW SC BK SC FW FW FW SC SC SC SC BK SC FW
POP 12HR 0 0 5 30 10 20 10 10 5
RAIN SHWRS C S S S
BELOW IS A WEATHER ELEMENT KEY FOR THIS PRODUCT
DAY 1 THROUGH DAY 3...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP(F).............................AIR TEMPERATURE
DEWPT(F)............................DEW POINT TEMPERATURE
RH(%)...............................RELATIVE HUMIDITY
WIND DIR(8 POINT COMPASS)...........WIND DIRECTION
WIND SPD(MPH).......................WIND SPEED
CLOUDS(CAT).........................CLOUD COVER CATEGORY
CL.....CLEAR/SUNNY.......................0% TO =< 10%
FW.....MOSTLY CLEAR/MOSTLY SUNNY......> 10% TO =< 30%
SC.....PARTLY CLOUDY/PARTLY SUNNY.....> 30% TO =< 60%
BK.....MOSTLY CLOUDY..................> 60% TO =< 80%
OV.....CLOUDY.........................> 80% TO =< 100%
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
QPF 12HR(IN.).......................AMOUNT OF LIQUID PRECIPITATION
SNOW 12HR(MIN-MAX - IN.)............RANGE OF SNOWFALL
WEATHER...
TYPE...
RAIN...........RAIN
RAIN SHWRS.....RAIN SHOWERS
SPRINKLES......SPRINKLES
TSTMS..........THUNDERSTORMS
DRIZZLE........DRIZZLE
SNOW...........SNOW
SNOWSHWRS......SNOW SHOWERS
FLURRIES.......SNOW FLURRIES
SLEET..........SLEET
FRZG RAIN......FREEZING RAIN
FRZG DRZL......FREEZING DRIZZLE
COVERAGE...
IS.............ISOLATED
SC.............SCATTERED
NM.............NUMEROUS
O..............OCCASIONAL
S..............SLIGHT CHANCE
C..............CHANCE
L..............LIKELY
WD.............WIDESPREAD
D..............DEFINITE
AR.............AREAS
PA.............PATCHY
OBVIS...............................OBSTRUCTION TO VISIBILITY
F.......FOG
PF......PATCHY FOG
F+......DENSE FOG
PF+.....PATCHY DENSE FOG
H.......HAZE
BS......BLOWING SNOW
K.......SMOKE
BD......BLOWING DUST
VA......VOLCANIC ASH
DAY 4 THROUGH DAY 7...
MAX/MIN TEMP OR MIN/MAX TEMP(F).....MAXIMUM/MINIMUM AIR TEMPERATURE
TEMP(F).............................AIR TEMPERATURE
DEWPT(F)............................DEW POINT TEMPERATURE
PWIND DIR(8 POINT COMPASS)..........PREDOMINANT WIND DIRECTION IN 12HR PERIOD
WIND CHAR(MAX SUSTAINED IN 12HR)....WIND CHARACTERISTIC
LT.....LIGHT; < 8 MPH
GN.....GENTLE; 8 - 14 MPH
BZ.....BREEZY; 15 - 22 MPH
WY.....WINDY; 23 - 30 MPH
VW.....VERY WINDY; 31 - 39 MPH
SD.....STRONG/DAMAGING; >= 40 MPH
AVG CLOUDS(CAT).....................AVERAGE CLOUD COVER CATEGORY
SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS
POP 12HR(%).........................PROBABILITY FOR ACCUMULATING PRECIPITATION
WEATHER...
SEE DAY 1 THROUGH 3 WEATHER DESCRIPTIONS
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