726  
FOUS55 KRIW 180422  
PFMRIW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE RIVERTON WY  
1022 PM MDT WED SEP 17 2025  
 
WYZ020-181000-  
CASPER-NATRONA WY  
42.91N 106.46W ELEV. 5530 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 73 39 78 45  
TEMP 45 44 43 53 65 71 72 56 49 45 43 55 69 75 74 61 55 50 48  
DEWPT 43 43 42 46 45 42 40 38 37 38 38 39 38 36 35 38 38 38 37  
RH 93 96 96 77 48 35 31 51 63 76 82 55 32 24 24 42 53 63 65  
WIND DIR NW W W SW W W SW SE SW SW SW SW SW W NW E E SW SW  
WIND SPD 3 3 4 6 8 5 4 5 5 5 5 5 8 5 5 5 5 5 5  
CLOUDS SC SC SC FW CL CL CL FW FW CL FW CL FW FW SC BK BK SC SC  
POP 12HR 10 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 80 46 80 45 74 42 80 42 82  
TEMP 73 75 55 49 74 75 57 48 67 71 51 45 72 75 53 46 75 77  
DEWPT 38 35 38 40 40 37 39 39 38 32 34 32 33 30 32 32 35 34  
PWIND DIR SW SW SW W NW W SW S SW  
WIND CHAR GN LT GN GN GN LT GN LT GN  
AVG CLOUDS SC FW FW FW FW FW FW FW FW CL CL FW CL CL CL FW FW FW  
POP 12HR 0 5 5 5 10 5 5 0 5  
 
 
 
WYZ017-181000-  
RIVERTON-FREMONT WY  
43.06N 108.46W ELEV. 5525 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 44 74 44 78 49  
TEMP 53 48 44 52 64 72 73 61 56 50 47 55 67 75 75 66 60 55 52  
DEWPT 38 42 41 45 43 36 33 31 31 33 33 37 37 31 29 31 32 35 35  
RH 57 80 89 77 46 27 23 32 38 52 58 51 33 20 18 27 35 47 52  
WIND DIR W N NW W E E E NE W W W W E E E N W W W  
WIND SPD 2 3 4 2 1 5 6 5 5 5 5 3 3 5 5 5 6 5 6  
CLOUDS FW CL CL CL CL CL CL FW FW FW FW FW FW SC SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 80 49 80 47 75 44 79 47 82  
TEMP 71 76 60 52 72 75 59 51 66 72 56 48 68 77 59 51 71 78  
DEWPT 37 33 35 36 39 34 35 36 36 30 31 32 33 27 29 31 33 31  
PWIND DIR W W W W N NW S S SW  
WIND CHAR LT GN LT GN LT LT LT LT LT  
AVG CLOUDS SC FW SC FW FW FW FW FW FW CL CL CL CL CL CL FW FW CL  
POP 12HR 0 0 5 5 5 0 0 0 5  
 
 
 
WYZ018-181000-  
LANDER-FREMONT WY  
42.82N 108.73W ELEV. 5586 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 75 46 78 50  
TEMP 54 48 45 52 66 74 74 61 58 53 50 55 69 75 75 66 62 58 55  
DEWPT 36 35 35 42 41 37 35 33 31 32 31 35 35 31 31 31 32 33 32  
RH 50 60 68 69 40 26 24 35 36 44 48 47 28 20 20 27 32 39 41  
WIND DIR W W SW SE E E E SW W SW SW W E E N W W W W  
WIND SPD 4 2 3 1 3 4 4 5 5 5 5 2 3 5 3 5 5 5 5  
CLOUDS FW FW CL CL CL CL CL FW FW SC FW FW FW SC SC BK BK 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  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 80 51 79 48 76 47 80 50 81  
TEMP 72 75 62 55 72 74 60 52 67 72 58 51 70 77 61 54 73 77  
DEWPT 36 35 36 36 37 35 34 34 35 32 30 29 32 30 29 30 34 33  
PWIND DIR W W W W N W S SW SW  
WIND CHAR LT GN LT GN LT LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW SC FW FW CL FW CL CL CL FW FW FW CL  
POP 12HR 5 5 10 5 5 5 5 0 5  
 
 
 
WYZ028-181000-  
ROCK SPRINGS-SWEETWATER WY  
41.61N 109.07W ELEV. 6760 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 39 70 41 74 46  
TEMP 48 44 42 47 63 69 69 59 51 45 41 50 64 71 70 63 56 51 47  
DEWPT 32 33 33 33 37 32 31 28 28 29 28 31 30 24 25 26 30 31 31  
RH 54 65 70 58 38 25 24 30 41 53 59 48 28 17 18 24 37 46 53  
WIND DIR E E E S W W W S S S S S W W W SW SW SW SW  
WIND SPD 4 3 2 2 4 5 4 3 5 4 3 2 4 8 6 4 5 4 4  
CLOUDS FW FW FW FW CL CL CL FW SC SC SC SC SC BK BK OV BK 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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 45 72 43 72 41 75 45 79  
TEMP 66 67 54 45 66 67 53 44 64 69 53 43 66 73 55 46 71 74  
DEWPT 35 37 41 39 38 35 37 34 34 26 29 30 31 26 26 26 30 32  
PWIND DIR W SW W W W W SW S SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW SC FW FW CL CL CL CL CL FW FW FW FW  
POP 12HR 5 5 10 5 5 0 5 5 5  
 
 
 
WYZ026-181000-  
BIG PINEY-SUBLETTE WY  
42.58N 110.11W ELEV. 6990 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 33 72 34 74 39  
TEMP 44 39 36 43 62 72 71 54 45 40 37 45 64 71 70 58 50 46 43  
DEWPT 34 33 33 34 37 34 33 31 29 28 27 29 29 24 26 28 29 30 30  
RH 68 79 89 70 39 25 25 41 53 62 67 53 27 17 19 32 44 53 60  
WIND DIR N N N N SE S S NW NW NW N NW S SW W W NW NW NW  
WIND SPD 2 2 2 2 1 3 5 4 5 3 3 2 2 5 6 5 5 5 4  
WIND GUST 13  
CLOUDS CL CL FW CL CL FW CL FW SC SC SC SC SC BK BK OV BK BK BK  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 38 71 34 72 33 75 37 76  
TEMP 65 67 49 41 64 65 46 38 63 67 45 36 65 71 49 40 68 71  
DEWPT 34 35 37 36 37 34 32 31 32 26 28 26 29 25 29 28 33 31  
PWIND DIR W W W W NW NW W SW W  
WIND CHAR LT GN GN GN LT GN LT LT LT  
AVG CLOUDS SC SC SC FW FW SC FW FW CL FW CL CL CL CL CL FW FW FW  
POP 12HR 10 10 10 5 5 0 0 5 10  
RAIN SHWRS S S  
TSTMS S S  
 
 
 
WYZ025-181000-  
PINEDALE-SUBLETTE WY  
42.80N 109.81W ELEV. 7086 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 32 69 34 71 38  
TEMP 40 37 35 44 61 68 68 50 43 38 36 49 65 69 68 54 48 43 41  
DEWPT 35 33 33 36 32 29 29 30 30 29 28 30 26 22 23 28 30 31 31  
RH 82 85 92 73 33 23 23 46 60 70 72 48 23 17 18 36 49 62 67  
WIND DIR E N N N W W W N NE N N N SW SW W N N N N  
WIND SPD 1 0 1 1 2 3 5 3 3 3 3 2 2 5 5 3 4 3 4  
WIND GUST 12  
CLOUDS CL CL FW FW CL FW CL FW SC SC SC SC SC BK BK BK BK BK BK  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 70 38 68 34 69 33 73 37 73  
TEMP 66 66 46 40 64 65 44 36 63 67 43 36 66 71 47 39 68 71  
DEWPT 31 31 35 36 33 32 34 32 29 23 29 28 26 23 30 30 29 29  
PWIND DIR NW NW NW NW NW NW W SE SE  
WIND CHAR LT LT GN GN LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC SC FW FW FW CL CL CL CL CL CL FW FW FW  
POP 12HR 10 5 10 5 5 0 0 5 10  
RAIN SHWRS S  
TSTMS S  
 
 
 
WYZ013-181000-  
JACKSON-TETON WY  
43.60N 110.73W ELEV. 6451 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 35 72 37 73 40  
TEMP 47 42 37 44 62 71 71 54 47 42 38 44 62 71 69 58 50 46 41  
DEWPT 37 37 34 35 40 36 35 35 33 32 30 33 34 28 29 33 33 33 32  
RH 68 82 89 70 44 28 27 48 58 67 73 65 35 20 22 39 52 60 70  
WIND DIR N NE E S S SW W N E E E SE SW SW W SW S SE SE  
WIND SPD 3 2 1 1 3 4 5 2 3 3 3 2 2 5 5 3 4 2 2  
WIND GUST 12  
CLOUDS CL CL CL CL CL FW CL FW FW SC SC SC SC BK BK BK BK SC SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 72 41 68 36 70 37 75 40 75  
TEMP 63 68 49 41 61 65 48 38 59 67 46 38 64 72 50 42 65 71  
DEWPT 38 35 39 39 42 34 38 35 35 27 31 30 34 30 33 31 37 34  
PWIND DIR SW SW SW SW SW S S SE S  
WIND CHAR LT LT LT GN LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC SC SC FW CL CL CL CL CL CL FW FW FW FW  
POP 12HR 10 10 30 20 5 0 0 5 20  
RAIN SHWRS S C S S  
TSTMS S C S S  
 
 
 
WYZ001-181000-  
LAKE YELLOWSTONE-TETON WY  
44.55N 110.42W ELEV. 7835 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 33 66 33 68 35  
TEMP 40 37 36 46 57 65 64 50 41 37 35 45 58 65 64 51 44 39 36  
DEWPT 32 32 32 40 39 34 29 32 31 30 29 38 37 30 28 32 31 30 30  
RH 73 82 85 79 51 31 27 50 67 75 78 76 45 27 25 48 60 70 79  
WIND DIR N NW W S S W W W S N N N SW W W SW S S S  
WIND SPD 1 1 1 1 2 4 3 1 1 0 0 0 1 2 2 1 1 1 1  
WIND GUST 13  
CLOUDS CL CL FW FW CL CL CL FW FW FW SC SC SC SC SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 67 36 62 33 61 32 68 35 68  
TEMP 59 62 44 38 56 57 43 36 53 59 41 34 58 65 44 37 60 64  
DEWPT 38 30 34 34 42 34 36 33 35 26 30 28 35 27 31 30 39 31  
PWIND DIR SW SW SW W SW SW SW S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW FW FW FW SC SC SC FW FW CL CL CL CL CL CL FW FW FW  
POP 12HR 5 5 20 20 5 0 0 0 10  
RAIN SHWRS S S S  
TSTMS S S S  
 
 
 
WYZ003-181000-  
CODY-PARK WY  
44.52N 109.02W ELEV. 5102 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 46 74 47 76 50  
TEMP 54 49 48 57 67 73 71 60 56 53 51 58 69 74 72 64 59 56 54  
DEWPT 40 40 39 42 43 42 42 40 39 38 38 39 39 38 39 39 39 38 37  
RH 59 71 71 57 42 33 35 47 53 57 61 49 33 27 30 40 47 51 52  
WIND DIR W SW SW SW E E E SW SW W W W E E E W SW SW W  
WIND SPD 4 5 4 3 4 8 9 4 5 4 4 4 4 8 6 4 5 5 5  
CLOUDS FW CL FW CL CL CL CL FW CL FW FW FW FW SC SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 80 52 78 48 74 47 78 50 80  
TEMP 74 75 60 56 73 72 58 52 67 70 55 51 72 75 59 54 73 75  
DEWPT 38 39 37 39 41 40 38 39 36 36 33 33 33 36 33 33 35 39  
PWIND DIR NW W W W N NW S S SW  
WIND CHAR LT GN GN GN LT LT LT LT LT  
AVG CLOUDS FW FW FW FW FW SC SC SC FW CL CL CL CL CL CL FW FW FW  
POP 12HR 5 5 10 20 10 0 0 0 5  
RAIN SHWRS S S S  
TSTMS S S  
 
 
 
WYZ004-181000-  
GREYBULL-BIG HORN WY  
44.52N 108.08W ELEV. 3939 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 43 78 46 81 48  
TEMP 53 48 44 51 68 77 77 66 58 52 47 53 69 78 77 68 60 55 51  
DEWPT 41 42 38 42 46 42 37 40 38 38 38 40 41 37 36 40 40 39 38  
RH 64 80 79 71 45 29 24 38 47 59 71 61 36 23 23 36 47 55 61  
WIND DIR E E SE SE S E NW E E E W SW S NE NW NE E SE SE  
WIND SPD 2 2 3 2 4 2 3 3 3 3 2 2 2 2 3 3 3 3 3  
WIND GUST 10  
CLOUDS CL CL FW FW CL CL CL SC FW CL FW FW FW FW SC BK SC SC SC  
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  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 83 50 83 48 77 44 82 47 85  
TEMP 73 81 62 52 73 79 62 51 68 75 58 47 71 79 60 51 73 82  
DEWPT 40 37 39 39 41 39 40 38 37 32 34 32 34 33 34 33 34 34  
PWIND DIR SE E S NW N NE SE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW CL FW FW FW FW SC SC FW CL CL CL CL CL CL FW FW CL  
POP 12HR 0 0 5 20 5 0 0 0 5  
RAIN SHWRS S S  
TSTMS S  
 
 
 
WYZ006-181000-  
WORLAND-WASHAKIE WY  
43.97N 107.95W ELEV. 4227 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 44 77 41 81 45  
TEMP 52 47 46 54 67 76 76 60 54 48 45 54 69 78 77 63 57 53 48  
DEWPT 40 38 39 43 45 42 39 35 36 35 34 38 39 36 34 36 36 37 35  
RH 63 71 76 66 45 30 26 39 50 60 65 54 33 22 21 36 45 54 60  
WIND DIR S S S S S NE NE E SE SE S SW N N NE NE SE SE S  
WIND SPD 2 2 3 3 2 4 3 2 4 3 3 2 2 4 3 2 4 3 2  
CLOUDS FW FW CL CL CL CL CL FW CL CL CL FW CL FW SC SC SC SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 83 46 83 45 76 41 81 44 85  
TEMP 73 79 59 49 74 77 57 48 68 74 53 44 71 78 57 47 73 81  
DEWPT 40 36 37 36 41 39 38 36 39 33 31 29 33 30 31 29 34 34  
PWIND DIR W SE W NW NW E SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS FW CL FW FW FW CL SC FW FW CL CL CL CL CL CL FW FW CL  
POP 12HR 0 0 5 10 10 0 0 0 5  
 
 
 
WYZ005-181000-  
HOT SPRINGS COUNTY AIRPORT-HOT SPRINGS WY  
43.71N 108.39W ELEV. 4902 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 44 78 47  
TEMP 51 46 44 55 69 75 74 61 54 50 47 58 71 76 75 64 58 54 51  
DEWPT 38 38 39 39 45 41 38 36 35 35 33 38 39 37 35 35 36 35 34  
RH 61 73 82 55 42 29 27 39 48 56 58 47 31 24 23 34 44 48 52  
WIND DIR W W SW W SE E E N W W W W E E E N W SW SW  
WIND SPD 5 3 3 2 3 4 5 4 4 4 4 2 3 5 5 4 5 4 4  
CLOUDS CL CL CL CL CL CL CL FW CL FW FW FW FW SC SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 48 80 46 75 44 81 47 85  
TEMP 74 78 59 52 75 76 59 50 69 73 56 48 73 79 59 51 77 81  
DEWPT 38 37 37 35 38 36 37 36 37 33 31 29 33 31 31 28 33 35  
PWIND DIR SE NW W W N NW S S SW  
WIND CHAR LT LT LT GN GN LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW SC FW FW CL CL CL CL CL CL FW FW FW  
POP 12HR 5 0 5 10 10 0 0 0 5  
 
 
 
WYZ010-181000-  
BUFFALO-JOHNSON WY  
44.38N 106.72W ELEV. 4968 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 46 70 46 74 51  
TEMP 47 47 47 58 67 70 66 55 54 50 49 60 69 72 70 59 57 56 55  
DEWPT 40 39 36 39 46 43 42 40 40 38 37 39 41 40 40 40 39 37 36  
RH 76 74 65 49 47 38 42 57 59 63 63 46 36 31 33 49 51 49 49  
WIND DIR W W W SW E E E S SW W W NW NE NE NE W SW SW W  
WIND SPD 5 3 3 2 5 6 6 5 6 6 5 5 6 6 5 4 5 5 6  
CLOUDS FW CL FW FW CL FW FW SC FW CL FW CL CL FW SC SC BK SC SC  
POP 12HR 5 0 0 0 0  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS  
TSTMS  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 80 52 79 48 71 47 78 50 80  
TEMP 74 73 59 56 75 71 58 53 66 67 53 51 73 73 58 55 76 74  
DEWPT 38 38 37 35 37 40 38 37 36 34 31 29 32 35 30 29 32 35  
PWIND DIR NW W NW NW N W S S S  
WIND CHAR LT LT GN GN GN GN GN GN GN  
AVG CLOUDS FW FW FW FW FW FW SC SC FW FW FW CL CL CL CL FW FW FW  
POP 12HR 0 0 5 20 10 0 0 0 0  
RAIN SHWRS S  
 
 
 
WYZ012-181000-  
RENDEZVOUS MOUNTAIN-TETON WY  
43.59N 110.89W ELEV. 10318 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 31 54 32 52 35  
TEMP 38 36 35 40 49 53 51 39 36 35 34 37 46 48 46 41 40 38 36  
DEWPT 25 25 25 27 31 31 29 28 22 23 22 24 23 21 22 23 23 24 23  
RH 59 64 66 59 50 43 42 64 56 61 61 59 40 34 38 48 50 57 59  
WIND DIR N N NW SW SW W NW NW NW NE NE E SW SW W W SE SE SE  
WIND SPD 5 3 4 3 4 8 5 5 5 6 6 6 4 5 5 5 6 5 5  
WIND GUST 12  
CLOUDS CL CL CL CL CL FW CL FW FW SC SC SC SC BK BK BK BK SC SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 50 34 47 30 48 31 54 35 54  
TEMP 46 45 38 35 43 42 36 32 42 44 35 32 47 49 39 35 48 48  
DEWPT 27 29 30 30 33 27 27 27 26 21 22 21 23 23 23 22 28 28  
PWIND DIR SW SW SW SW SW SW S SE S  
WIND CHAR LT GN GN GN GN LT LT GN GN  
AVG CLOUDS SC SC SC FW SC SC SC FW CL CL CL CL CL CL FW FW FW FW  
POP 12HR 20 10 30 20 5 5 0 5 20  
RAIN SHWRS S S C S S S  
TSTMS S C S S  
 
 
 
WYZ023-181000-  
AFTON-LINCOLN WY  
42.71N 110.94W ELEV. 6201 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 35 72 36 75 39  
TEMP 44 40 37 44 65 71 72 55 46 42 38 45 66 71 68 58 50 45 41  
DEWPT 38 36 34 37 44 40 40 37 36 35 32 35 38 34 37 37 38 37 36  
RH 79 85 89 76 46 32 31 51 68 76 79 68 36 26 32 45 63 73 82  
WIND DIR SE S S W W W NW SE SE SE SE SE SW W W S SE SE SE  
WIND SPD 2 2 1 1 1 1 2 2 2 2 2 1 1 4 3 2 2 2 1  
WIND GUST 10  
CLOUDS CL CL CL CL CL CL CL SC SC SC SC SC SC SC BK BK BK BK SC  
POP 12HR 0 0 0 0 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 38 70 35 71 35 77 40 77  
TEMP 64 67 48 41 63 65 46 37 62 67 45 38 68 73 49 41 69 72  
DEWPT 46 46 44 41 47 43 41 37 40 36 35 32 40 40 36 34 44 44  
PWIND DIR SW S SW SW W NE S S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC SC FW FW FW CL CL CL FW CL CL FW FW FW  
POP 12HR 20 20 30 10 5 5 5 5 20  
RAIN SHWRS S S S C S S  
TSTMS S S S S S  
 
 
 
WYZ004-181000-  
POWELL-PARK WY  
44.87N 108.79W ELEV. 5092 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 46 73 48 74 50  
TEMP 53 51 47 55 66 72 72 60 54 52 49 56 66 71 71 61 58 55 53  
DEWPT 36 35 34 37 43 38 36 34 34 35 36 38 37 35 35 36 36 35 35  
RH 52 54 60 51 43 29 27 37 46 52 61 51 34 27 27 39 44 47 50  
WIND DIR W W SE SE SE E E SE SW W W W E E NE W SW S S  
WIND SPD 5 4 2 5 9 5 4 5 5 5 5 4 5 5 4 4 5 5 5  
CLOUDS CL CL FW FW CL CL FW FW CL FW FW FW FW FW SC BK BK SC FW  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 52 78 48 72 47 78 50 80  
TEMP 71 74 59 54 71 72 57 51 66 69 54 49 69 74 57 52 72 75  
DEWPT 35 34 35 35 36 35 37 34 32 30 30 29 30 29 29 29 31 35  
PWIND DIR SE S SW NW N SE SE S SE  
WIND CHAR LT LT LT GN GN LT GN LT GN  
AVG CLOUDS FW FW FW FW FW FW SC SC FW CL CL CL CL CL CL FW FW FW  
POP 12HR 0 0 10 20 5 0 0 0 5  
RAIN SHWRS S S S  
TSTMS S S  
 
 
 
WYZ004-181000-  
COWLEY-BIG HORN WY  
44.91N 108.45W ELEV. 4090 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 46 76 48 79 50  
TEMP 55 51 47 55 67 75 76 65 58 53 49 56 68 75 75 67 61 56 53  
DEWPT 46 42 41 46 47 43 41 40 40 39 39 41 42 40 40 41 41 40 39  
RH 72 71 79 72 49 32 28 40 51 59 68 57 39 28 28 39 48 55 59  
WIND DIR N NE NE E SE SE E NE NE N NW SW S SE N N E SE SE  
WIND SPD 3 3 3 3 6 3 3 3 3 3 3 2 3 2 2 3 3 3 3  
WIND GUST 9  
CLOUDS CL CL FW FW CL CL FW FW CL CL FW FW FW FW SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 82 51 82 49 75 47 81 51 85  
TEMP 72 78 62 53 72 77 62 52 67 73 58 49 71 78 62 53 74 80  
DEWPT 40 38 39 38 41 40 41 39 35 33 34 32 34 35 33 33 35 39  
PWIND DIR SE S S NW N E SE SE SE  
WIND CHAR LT LT LT GN LT LT LT LT LT  
AVG CLOUDS FW CL FW FW FW FW SC SC FW CL CL CL CL CL CL FW FW FW  
POP 12HR 0 0 5 20 5 0 0 0 5  
RAIN SHWRS S S  
TSTMS S  
 
 
 
WYZ016-181000-  
DUBOIS-FREMONT WY  
43.55N 109.69W ELEV. 7291 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 38 70 40 72 43  
TEMP 44 41 38 48 64 70 68 56 48 43 41 49 66 70 67 58 52 47 45  
DEWPT 33 32 30 34 33 29 30 32 29 28 27 30 28 25 26 28 30 28 29  
RH 65 70 73 58 31 22 24 40 47 55 57 48 24 18 21 32 43 47 53  
WIND DIR NW W W NW W NW NW W W W W W W W W SW W W W  
WIND SPD 3 5 6 8 9 11 10 5 6 6 8 5 5 10 10 5 6 6 9  
WIND GUST 18  
CLOUDS FW CL CL CL CL CL CL FW FW SC SC SC SC SC BK BK BK BK SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 71 43 68 41 69 40 75 44 75  
TEMP 67 67 51 45 64 64 50 42 63 66 48 42 68 71 52 45 70 71  
DEWPT 32 31 34 34 35 31 32 31 29 26 27 26 28 27 28 27 31 31  
PWIND DIR W W W W W W W SW SW  
WIND CHAR GN GN BZ BZ GN GN GN GN GN  
AVG CLOUDS SC FW SC FW FW SC SC FW CL CL CL CL CL CL CL FW FW FW  
POP 12HR 20 10 30 10 10 5 5 5 10  
RAIN SHWRS S C S  
TSTMS S S  
 
 
 
WYZ027-181000-  
KEMMERER-LINCOLN WY  
41.83N 110.56W ELEV. 7285 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 38 71 38 74 43  
TEMP 48 45 41 48 62 70 70 56 49 46 43 51 64 70 68 58 53 49 46  
DEWPT 30 31 31 33 34 29 27 29 27 27 27 29 27 26 27 29 30 31 32  
RH 49 58 67 56 35 22 20 35 42 47 53 42 24 19 21 33 41 50 58  
WIND DIR E NE NE E S SW W W NW N N NE S W W NW W W W  
WIND SPD 3 2 2 2 3 3 4 2 3 2 2 2 4 6 9 5 5 5 5  
WIND GUST 17  
CLOUDS FW CL CL CL CL CL FW SC SC SC SC SC SC BK BK OV BK BK SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 72 41 70 38 72 38 76 42 78  
TEMP 66 65 50 44 65 65 49 42 64 68 48 41 66 72 52 45 69 72  
DEWPT 38 37 39 39 37 34 35 35 31 27 29 28 30 25 28 29 33 32  
PWIND DIR W W W W W NW W SE S  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC FW FW SC FW FW CL CL CL CL CL CL FW FW FW FW  
POP 12HR 20 10 10 5 5 0 5 5 10  
RAIN SHWRS S S S S  
TSTMS S S S S  
 
 
 
WYZ023-181000-  
ALPINE-LINCOLN WY  
43.18N 111.04W ELEV. 5634 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 41 74 43 74 46  
TEMP 51 47 42 48 64 73 74 60 52 48 45 47 64 71 70 62 55 51 49  
DEWPT 45 44 41 41 46 42 42 42 39 39 38 38 40 37 37 39 40 40 40  
RH 80 89 96 77 52 33 32 51 61 71 76 71 41 29 30 43 57 66 71  
WIND DIR E E E SE S W W N E E E E S SW SW S SE SE SE  
WIND SPD 2 3 3 2 2 1 3 2 4 3 3 2 1 2 3 2 4 3 3  
WIND GUST 11  
CLOUDS CL CL FW CL CL FW CL FW SC SC SC SC SC BK BK BK BK BK SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 72 46 70 43 70 42 76 45 75  
TEMP 63 68 54 48 62 67 53 45 61 68 52 44 66 73 55 48 66 72  
DEWPT 45 45 45 45 48 42 43 41 42 36 37 36 40 39 39 39 45 44  
PWIND DIR SW S SW SW SW S SE SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW SC SC SC FW CL CL CL CL CL CL FW FW FW FW  
POP 12HR 20 20 30 10 5 5 0 5 20  
RAIN SHWRS S S C S S  
TSTMS S S S S  
 
 
 
WYZ023-181000-  
COKEVILLE-LINCOLN WY  
42.05N 110.97W ELEV. 6270 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 34 73 34 73 38  
TEMP 46 42 37 46 64 71 71 54 47 42 38 46 66 71 70 60 51 46 42  
DEWPT 36 34 32 35 36 31 30 31 30 30 29 32 31 28 31 32 34 33 34  
RH 68 73 82 65 35 23 22 41 51 62 70 58 27 20 23 35 52 60 73  
WIND DIR S S S S S SW W N E E E SE SW W W NW E SE SE  
WIND SPD 2 1 1 1 3 4 5 4 3 2 2 2 3 6 8 3 2 2 2  
CLOUDS CL CL CL CL CL CL FW SC SC SC SC SC SC BK BK OV BK BK SC  
POP 12HR 0 0 0 0 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
 
DATE 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 71 37 70 35 72 34 77 38 77  
TEMP 66 68 48 40 66 68 47 39 64 70 47 38 68 75 50 42 70 74  
DEWPT 40 41 41 39 42 37 37 36 35 29 32 31 34 29 32 31 35 37  
PWIND DIR SW SW SW W W N S S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW FW FW CL CL CL CL CL CL CL FW FW FW  
POP 12HR 20 20 20 10 5 5 5 5 10  
RAIN SHWRS S S S S S  
TSTMS S S S S  
 
 
 
WYZ028-181000-  
GREEN RIVER-SWEETWATER WY  
41.46N 109.49W ELEV. 7182 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 41 73 42 76 48  
TEMP 52 48 45 52 66 73 73 61 54 48 45 53 67 74 73 65 58 54 50  
DEWPT 34 34 34 36 42 39 33 29 31 31 31 34 36 32 30 28 32 33 33  
RH 50 58 65 54 42 29 23 29 41 51 58 48 32 21 20 25 37 45 52  
WIND DIR E SE SE SE SW W NW SE SE SE SE S SW W W W SW SW SW  
WIND SPD 5 3 3 2 4 4 2 2 5 3 2 2 4 5 5 3 4 3 3  
WIND GUST 12  
CLOUDS CL FW FW CL CL CL CL FW SC SC SC SC SC BK BK OV BK 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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 75 46 75 44 75 42 78 46 81  
TEMP 68 70 56 48 69 70 54 47 67 72 54 45 68 76 57 48 73 77  
DEWPT 41 43 43 40 44 41 38 36 38 31 31 29 36 31 28 28 37 36  
PWIND DIR W SW W W W W SW S S  
WIND CHAR LT LT GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC FW SC SC FW CL CL CL FW CL CL FW FW FW FW  
POP 12HR 10 5 5 5 5 0 5 5 5  
 
 
 
WYZ017-181000-  
SHOSHONI-FREMONT WY  
43.25N 108.12W ELEV. 4817 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 44 76 44 80 48  
TEMP 54 49 46 53 66 75 76 63 56 50 46 54 69 77 78 67 60 54 50  
DEWPT 43 43 41 43 45 41 38 36 34 36 36 39 39 35 32 34 34 35 36  
RH 66 80 83 69 47 29 25 36 43 58 68 57 33 22 19 29 37 48 58  
WIND DIR E E E S SW E E E E SE SE S S E NE NE E SE S  
WIND SPD 4 4 4 2 2 1 3 4 4 3 4 2 2 2 3 3 4 4 4  
CLOUDS CL FW FW CL CL CL CL CL CL FW FW FW FW FW SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 83 50 83 48 77 46 83 49 87  
TEMP 72 79 61 51 73 78 61 49 68 76 58 48 71 81 61 50 75 83  
DEWPT 39 36 38 38 41 36 38 38 39 33 33 33 34 31 29 31 35 35  
PWIND DIR W W W W N SE S SE S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW CL FW FW FW CL CL CL CL CL CL FW FW CL  
POP 12HR 0 0 0 5 5 0 0 0 5  
 
 
 
WYZ005-181000-  
THERMOPOLIS-HOT SPRINGS WY  
43.66N 108.21W ELEV. 4592 FT  
1022 PM MDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 77 46 80 49  
TEMP 54 49 46 56 70 76 76 63 57 53 49 58 72 77 78 67 61 57 53  
DEWPT 40 40 39 43 46 42 40 37 35 34 34 38 40 37 35 35 36 35 35  
RH 59 71 76 62 42 30 27 38 43 48 56 47 31 24 21 30 39 43 50  
WIND DIR SW SW SW SW S NE NE SE SW SW SW SW NE NE NE NE SW SW SW  
WIND SPD 4 2 2 1 2 4 5 3 3 3 3 2 3 4 4 3 3 3 3  
CLOUDS CL CL FW CL CL CL CL FW CL FW FW FW FW FW SC BK BK SC SC  
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 09/20/25 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 83 51 82 48 77 46 83 50 86  
TEMP 75 80 62 54 76 79 62 52 70 76 58 50 74 81 62 53 77 83  
DEWPT 39 37 37 37 40 38 37 37 38 34 31 30 35 32 30 30 34 37  
PWIND DIR S NW SW NW N NW S S S  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW FW FW FW CL CL CL CL CL CL FW FW CL  
POP 12HR 0 0 5 10 10 0 0 0 5  
 
 
 
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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