239  
FOUS55 KRIW 011221  
PFMRIW  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE RIVERTON WY  
621 AM MDT TUE APR 1 2025  
 
WYZ020-012200-  
CASPER-NATRONA WY  
42.91N 106.46W ELEV. 5530 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 25 38 19 46  
TEMP 38 38 39 37 31 29 27 28 30 34 36 35 27 24 22 20 27 40 45 43  
DEWPT 34 32 31 28 22 21 19 22 23 25 24 24 24 23 20 19 21 24 24 27  
RH 85 79 73 70 69 72 71 78 75 69 61 64 88 96 92 96 78 52 43 53  
WIND DIR W W NW NW NW W W W W NW NW N NE E E S S SE E SE  
WIND SPD 16 21 19 18 11 12 13 13 16 16 13 10 5 4 3 3 5 6 9 11  
WIND GUST 23 31 27 25  
CLOUDS SC SC SC SC BK BK BK OV OV OV OV OV BK BK SC SC SC SC BK BK  
POP 12HR 40 50 60 10 20  
QPF 12HR 0.10 0.03 0.12 0 0  
SNOW 12HR T T 2 00-00 00-00  
RAIN SHWRS  
SNOWSHWRS C C C S S C C L L L L S S  
WIND CHILL 27 16 17 19  
MIN CHILL 28 24 26 17 14 16 25 18 15 16  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 23 39 19 42 20 51 25 60  
TEMP 26 26 36 35 24 20 37 40 26 25 45 49 31 26 52 57  
DEWPT 23 23 25 23 20 16 20 18 17 16 20 19 22 18 24 25  
PWIND DIR E NE NE N NW W W SW  
WIND CHAR LT BZ GN GN LT GN LT GN  
AVG CLOUDS BK SC OV OV BK BK SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 40 30 10 5 0 0 0  
SNOWSHWRS C C C S  
 
 
 
WYZ017-012200-  
RIVERTON-FREMONT WY  
43.06N 108.46W ELEV. 5525 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 26 41 24 46  
TEMP 35 41 42 39 33 31 29 27 30 37 39 39 32 30 27 25 29 38 44 45  
DEWPT 21 19 19 18 15 16 17 16 19 22 19 18 21 22 21 20 21 21 20 19  
RH 56 41 39 42 47 53 60 63 63 54 44 42 63 72 78 81 72 50 38 35  
WIND DIR W NW NW NW NW NW NW W NW N N NE N NE N NW NW NE E E  
WIND SPD 17 19 18 18 12 12 6 10 9 9 9 8 6 5 5 4 2 3 5 6  
WIND GUST 24 27 25 25  
CLOUDS SC SC SC BK BK BK OV OV OV OV BK BK BK SC SC SC SC FW FW SC  
POP 12HR 10 40 40 10 5  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 T 00-00 00-00  
SNOWSHWRS S C C C C C C C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 26 40 21 44 23 53 27 60  
TEMP 32 29 36 38 29 22 36 43 31 24 45 51 36 28 49 59  
DEWPT 22 22 23 21 21 16 18 16 17 15 19 17 21 18 23 22  
PWIND DIR N NE NE N NW NW SE NW  
WIND CHAR GN GN GN LT LT LT LT LT  
AVG CLOUDS SC SC BK BK BK BK SC FW FW FW SC FW FW CL FW FW  
POP 12HR 10 30 10 5 0 0 0 0  
SNOWSHWRS C C  
 
 
 
WYZ018-012200-  
LANDER-FREMONT WY  
42.82N 108.73W ELEV. 5586 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 42 24 39 22 45  
TEMP 31 40 41 40 32 30 28 26 28 35 37 36 32 29 26 23 28 37 43 44  
DEWPT 22 18 14 13 13 15 15 15 17 19 17 16 19 20 18 16 19 21 19 18  
RH 69 41 33 33 45 53 58 62 63 52 44 43 58 69 71 74 68 52 38 35  
WIND DIR W NW W NW W W SW W NW N N W SW W W W NW E E NE  
WIND SPD 8 13 16 14 11 5 4 4 3 4 5 4 2 2 2 2 1 2 3 3  
WIND GUST 23  
CLOUDS SC SC SC SC BK BK OV OV OV OV BK BK BK BK SC SC SC SC SC SC  
POP 12HR 20 30 50 20 20  
QPF 12HR 0 0 0.01 0.04 0  
SNOW 12HR 00-00 00-00 T T 00-00  
SNOWSHWRS S S S C S S C C C C S S S S S  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 24 38 20 43 22 53 27 60  
TEMP 32 27 33 37 28 21 34 43 30 23 45 50 36 28 49 59  
DEWPT 19 20 23 22 19 15 18 16 15 13 21 19 21 17 24 24  
PWIND DIR NW NE NE N NW NW NW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC BK BK BK BK SC SC FW SC SC FW FW FW FW FW  
POP 12HR 20 40 20 10 5 0 0 0  
SNOWSHWRS S S C C S S  
 
 
 
WYZ028-012200-  
ROCK SPRINGS-SWEETWATER WY  
41.61N 109.07W ELEV. 6760 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 34 22 37 19 43  
TEMP 29 32 34 32 26 24 24 22 25 33 35 35 29 25 22 20 25 36 41 42  
DEWPT 22 19 17 12 15 16 16 15 15 15 13 11 15 15 16 16 17 16 14 16  
RH 75 58 49 43 62 71 71 74 65 47 40 36 55 65 77 84 71 43 33 34  
WIND DIR W W W W W W W W W W W W SW SW SW E N N N N  
WIND SPD 17 18 20 21 17 17 14 13 14 14 13 9 5 3 2 2 3 5 6 6  
WIND GUST 24 25 28 31 24 24  
CLOUDS SC SC SC SC SC SC SC SC SC SC BK SC SC SC SC SC SC SC SC SC  
POP 12HR 20 10 20 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
SNOWSHWRS S S S S S S S  
WIND CHILL 17 20 22 19 13 11 11 10 13  
MIN CHILL -15 1 19 11 9 10 24 21 20 19  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 21 42 21 42 22 51 25 58  
TEMP 28 22 38 38 27 22 35 41 28 23 41 50 34 26 48 57  
DEWPT 19 17 21 20 20 16 16 15 16 14 17 19 22 18 22 23  
PWIND DIR NE NE NE NE E W W W  
WIND CHAR LT GN BZ BZ GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 5 20 10 5 0 0 0 0  
SNOWSHWRS S  
 
 
 
WYZ026-012200-  
BIG PINEY-SUBLETTE WY  
42.58N 110.11W ELEV. 6990 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 33 16 36 13 40  
TEMP 27 30 33 33 24 20 19 17 22 32 34 34 24 21 17 14 20 33 39 38  
DEWPT 19 16 15 16 14 13 11 11 12 15 12 13 15 14 11 9 11 15 13 14  
RH 71 55 47 49 65 74 70 77 65 49 39 41 68 74 77 80 67 47 34 37  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW NW W NW  
WIND SPD 11 14 18 16 6 8 6 8 8 9 11 9 5 3 3 2 2 2 4 6  
WIND GUST 25 23  
CLOUDS SC SC SC SC BK BK BK BK BK BK BK BK SC SC SC SC SC FW SC SC  
POP 12HR 20 10 20 10 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
SNOWSHWRS S S  
WIND CHILL 19 22 22  
MIN CHILL 13 14 20 11 7 7 25 16 10 16  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 16 40 15 43 16 50 20 55  
TEMP 24 17 35 38 23 16 33 42 24 17 40 49 28 20 43 54  
DEWPT 17 11 19 18 18 12 17 17 17 12 18 20 20 15 21 25  
PWIND DIR NW SW S NW W NW NW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 5 20 10 5 0 0 0 0  
SNOWSHWRS S  
 
 
 
WYZ025-012200-  
PINEDALE-SUBLETTE WY  
42.80N 109.81W ELEV. 7086 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 32 14 34 12 38  
TEMP 25 29 32 30 21 17 15 14 19 30 33 32 24 20 15 13 18 32 37 36  
DEWPT 17 17 16 18 14 12 10 10 11 15 16 15 17 15 10 9 9 14 12 14  
RH 71 60 51 60 74 80 80 84 70 53 49 49 74 81 80 84 67 47 35 40  
WIND DIR NW NW W NW NW NW NW NW NW NW W NW NW NW N N NW W W W  
WIND SPD 16 16 18 18 12 8 8 8 9 11 11 6 3 2 2 2 1 2 4 5  
WIND GUST 23 23 25 25  
CLOUDS SC SC SC BK BK BK BK OV BK BK BK BK BK SC SC SC SC SC SC SC  
POP 12HR 10 20 30 20 20  
QPF 12HR 0 0.01 0 0 0  
SNOW 12HR 00-00 T 00-00 00-00 00-00  
SNOWSHWRS S S S S S S C C S S S S  
WIND CHILL 12 17 20 18 8 4 3 8  
MIN CHILL -3 5 18 7 3 5 22 20 13 14 31  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 15 38 14 40 15 47 19 52  
TEMP 22 16 35 35 22 14 34 38 22 16 40 45 26 20 44 49  
DEWPT 15 10 17 19 18 10 17 17 16 10 19 21 20 15 23 24  
PWIND DIR N W E NW N NW NW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC BK SC SC FW FW SC SC FW FW FW FW FW  
POP 12HR 10 30 20 5 0 0 0 0  
SNOWSHWRS S C S  
 
 
 
WYZ013-012200-  
JACKSON-TETON WY  
43.60N 110.73W ELEV. 6451 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 32 17 32 15 38  
TEMP 23 30 30 31 23 21 19 19 20 28 30 30 24 22 18 16 20 30 35 36  
DEWPT 19 19 19 18 16 15 14 14 14 17 15 16 17 14 12 10 13 17 16 17  
RH 84 63 63 58 74 77 80 80 77 63 53 55 74 71 77 77 74 58 45 45  
WIND DIR S SW W SW SW SW S SW W W W W W SW SW N SW W W W  
WIND SPD 10 10 10 9 9 8 6 5 5 6 8 6 3 2 2 3 2 3 5 6  
CLOUDS BK BK OV OV OV OV OV OV OV OV BK BK BK BK SC SC SC SC SC SC  
POP 12HR 50 50 50 20 30  
QPF 12HR 0.01 0.02 0.01 0 0  
SNOW 12HR T T T 00-00 00-00  
SNOWSHWRS C C C C C C C C C C C S S C C  
WIND CHILL 12  
MIN CHILL 16 5 21 12 10 10 21 20 11 12 27  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 15 40 14 43 18 47 21 52  
TEMP 22 16 33 39 22 15 33 42 25 18 37 45 29 22 41 50  
DEWPT 14 11 17 19 15 9 15 17 14 10 18 23 19 14 22 28  
PWIND DIR N N NE N N N N S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC FW FW FW FW CL FW FW SC FW FW CL FW FW  
POP 12HR 10 40 10 5 0 0 0 5  
SNOWSHWRS C  
 
 
 
WYZ001-012200-  
LAKE YELLOWSTONE-TETON WY  
44.55N 110.42W ELEV. 7835 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 28 13 31 11 34  
TEMP 21 25 27 25 18 16 15 15 18 26 30 29 23 17 14 12 18 29 33 32  
DEWPT 17 15 11 12 12 11 10 10 12 15 16 17 16 13 11 8 11 15 15 14  
RH 84 65 50 57 77 80 80 80 77 62 55 60 74 84 88 84 73 55 47 47  
WIND DIR W W W W W W W W W NW NW W N N N N N SW W W  
WIND SPD 8 10 12 10 5 4 3 2 2 4 5 2 0 0 0 0 0 1 3 3  
WIND GUST 12 8 11 11  
CLOUDS OV OV OV OV OV OV OV OV OV OV OV OV BK BK BK BK BK BK BK BK  
POP 12HR 50 60 60 30 50  
QPF 12HR 0.07 0.08 0.04 0.06 0.02  
SNOW 12HR 1 1 1 1 T  
SNOWSHWRS C C C L L C C C C L L C C C C C  
WIND CHILL 16  
MIN CHILL 10 7 15 8 8 14 23 17 12 14 28  
WINTER WEATH Y Y Y  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 8 34 3 38 9 43 14 47  
TEMP 17 9 30 31 14 5 30 36 18 11 36 41 22 15 42 44  
DEWPT 12 5 16 12 7 -1 8 9 9 4 15 16 16 10 22 23  
PWIND DIR SW N N N NW W W SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC BK SC SC FW FW FW FW FW SC SC FW CL FW FW  
POP 12HR 40 40 10 0 0 0 0 5  
SNOWSHWRS C C C C  
 
 
 
WYZ003-012200-  
CODY-PARK WY  
44.52N 109.02W ELEV. 5102 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 27 41 25 46  
TEMP 37 43 42 38 32 31 29 28 31 37 40 39 34 31 28 26 31 41 45 43  
DEWPT 21 17 21 24 18 20 19 19 20 24 24 23 24 24 21 19 20 22 21 20  
RH 52 35 43 57 56 63 66 68 63 59 52 52 66 75 75 74 63 46 38 39  
WIND DIR W W NW NW NW NW NW NW N N N N NW W W W W E E N  
WIND SPD 14 17 17 14 10 8 8 6 8 10 11 10 4 2 2 2 2 5 9 9  
WIND GUST 24 24 17 13 16 16  
CLOUDS SC BK OV OV OV OV OV OV OV OV OV OV OV BK BK BK SC SC BK BK  
POP 12HR 40 50 50 20 20  
QPF 12HR 0.03 0.08 0.02 0 0  
SNOW 12HR 00-00 1 T 00-00 00-00  
SNOWSHWRS S S S C C C C C C C C S S S S C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 23 37 19 45 27 53 31 63  
TEMP 32 24 33 35 27 20 38 44 33 28 49 51 38 32 55 60  
DEWPT 24 17 18 17 16 11 15 16 18 14 20 20 22 18 25 25  
PWIND DIR N N NW N NW NW NW S  
WIND CHAR GN BZ GN LT LT LT LT LT  
AVG CLOUDS OV OV BK BK SC SC FW FW FW SC SC FW FW FW FW FW  
POP 12HR 30 30 5 5 0 0 0 0  
SNOWSHWRS C C C S  
 
 
 
WYZ004-012200-  
GREYBULL-BIG HORN WY  
44.52N 108.08W ELEV. 3939 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 48 28 47 26 51  
TEMP 37 42 48 46 37 34 32 29 31 40 46 46 39 33 29 26 31 43 49 51  
DEWPT 34 33 22 25 26 27 27 26 27 27 26 23 27 28 25 25 26 28 25 23  
RH 89 70 35 43 64 75 81 88 85 59 45 40 62 82 85 96 81 55 39 33  
WIND DIR NW NW NW NW NW NW NW NW NW NW NW NW NW N SE SE SE S SE N  
WIND SPD 9 12 14 18 16 14 18 11 14 17 16 13 8 2 2 2 2 2 3 5  
WIND GUST 25 23 25 20  
CLOUDS SC BK BK BK BK OV OV OV OV BK BK BK BK BK BK BK SC SC SC SC  
POP 12HR 30 40 50 10 20  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS S S C C C C S S C  
SNOWSHWRS C C C C C C C S  
WIND CHILL 20  
MIN CHILL 30 26 24 18 17 26 28  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 28 45 21 48 23 56 28 64  
TEMP 35 28 39 43 29 22 39 48 32 24 44 56 36 28 51 63  
DEWPT 28 24 25 20 21 18 20 17 21 17 22 20 25 21 26 25  
PWIND DIR NW NW NW NW N SW E SE  
WIND CHAR LT BZ GN LT LT LT LT LT  
AVG CLOUDS SC BK BK SC SC SC FW FW FW FW SC FW FW CL FW FW  
POP 12HR 30 40 10 5 0 0 0 0  
RAIN SHWRS C C  
SNOWSHWRS C C C C  
 
 
 
WYZ006-012200-  
WORLAND-WASHAKIE WY  
43.97N 107.95W ELEV. 4227 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 47 25 44 23 52  
TEMP 35 41 44 44 34 30 28 27 29 37 42 43 34 30 27 24 30 44 50 51  
DEWPT 29 28 28 23 24 23 24 23 25 25 23 20 24 24 24 21 25 27 23 22  
RH 78 59 53 43 66 75 85 85 85 61 46 39 66 78 88 88 81 51 34 32  
WIND DIR NW NW NW N NW NW NW NW NW NW NW NW NW W S SE S S E NE  
WIND SPD 9 12 12 13 10 11 10 10 11 13 13 10 6 3 2 2 2 2 4 6  
WIND GUST 17  
CLOUDS SC SC BK OV OV OV OV OV OV OV BK BK BK BK BK SC SC SC SC SC  
POP 12HR 20 30 50 20 20  
QPF 12HR 0 0.01 0.01 0 0  
SNOW 12HR 00-00 T T 00-00 00-00  
RAIN SHWRS S S S C S S S S C  
SNOWSHWRS S S C C C C C C C S S  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 24 45 19 48 20 57 24 65  
TEMP 33 28 38 44 28 20 39 47 29 21 45 56 34 25 53 64  
DEWPT 26 23 25 22 20 16 20 16 19 15 22 20 23 19 25 24  
PWIND DIR N NW NW NW E W E SE  
WIND CHAR LT GN GN LT LT LT LT LT  
AVG CLOUDS SC BK BK BK BK SC SC FW FW FW FW FW FW CL FW FW  
POP 12HR 30 40 20 5 0 0 0 0  
RAIN SHWRS C C  
SNOWSHWRS C C C C S  
 
 
 
WYZ005-012200-  
HOT SPRINGS COUNTY AIRPORT-HOT SPRINGS WY  
43.71N 108.39W ELEV. 4902 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 43 27 42 25 49  
TEMP 35 41 42 38 32 31 29 29 31 38 41 40 32 30 28 26 31 41 47 48  
DEWPT 28 24 22 24 22 23 22 24 24 27 24 21 23 23 23 22 24 25 23 21  
RH 75 50 44 57 66 72 75 81 75 64 50 46 69 75 81 85 75 52 38 34  
WIND DIR NW NW NW N N NW NW NW NW N N N NW W W SW S E E E  
WIND SPD 8 11 13 13 8 5 8 8 9 12 12 10 5 3 2 2 2 4 6 6  
CLOUDS SC BK BK OV BK BK OV OV OV OV BK BK BK BK BK BK SC SC SC SC  
POP 12HR 30 60 50 30 20  
QPF 12HR 0 0.02 0.02 0.01 0  
SNOW 12HR 00-00 T 00-00 00-00 00-00  
RAIN SHWRS S S  
SNOWSHWRS S S C C C C C C C C C C C S  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 26 40 19 46 22 55 26 63  
TEMP 34 27 37 39 28 20 39 46 32 23 48 55 36 27 54 62  
DEWPT 26 22 23 21 18 15 20 16 19 14 22 21 22 18 27 26  
PWIND DIR N N N N NW NW NW S  
WIND CHAR LT BZ GN LT LT LT LT LT  
AVG CLOUDS SC BK BK BK BK SC FW FW FW SC FW FW FW CL CL FW  
POP 12HR 30 40 20 5 0 0 0 0  
RAIN SHWRS S  
SNOWSHWRS S C C C S  
 
 
 
WYZ010-012200-  
BUFFALO-JOHNSON WY  
44.38N 106.72W ELEV. 4968 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 41 27 36 25 44  
TEMP 36 35 35 33 32 31 30 28 30 33 35 35 32 30 28 26 31 39 42 43  
DEWPT 35 33 31 31 25 25 24 23 23 24 24 25 27 25 23 21 21 24 25 26  
RH 96 92 85 92 75 78 78 81 75 69 64 66 81 81 81 81 66 54 50 51  
WIND DIR N N N N N NW N NW N N N N NW SW SW SW SE SE SE E  
WIND SPD 17 19 19 18 17 16 16 13 17 20 19 13 5 2 2 2 3 9 10 9  
WIND GUST 24 27 27 25 24 23 23 28 27 21  
CLOUDS BK BK BK BK OV BK OV OV OV OV OV OV OV BK BK BK SC BK BK BK  
POP 12HR 60 60 70 10 20  
QPF 12HR 0.05 0.24 0.07 0.02 0  
SNOW 12HR 00-00 2 1 00-00 00-00  
RAIN SHWRS L S C  
SNOWSHWRS C L C C C C C L L L L S S C  
WIND CHILL 24 24 22 21 20 18 17 18 22 23  
MIN CHILL 27 21 22 19 17 17 22 26 26 28  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 25 34 18 41 24 49 28 59  
TEMP 32 26 31 33 26 19 36 41 30 26 46 47 35 30 53 57  
DEWPT 25 22 21 21 19 12 16 18 18 14 19 21 23 17 25 27  
PWIND DIR W N N N NW NW W S  
WIND CHAR GN BZ GN LT LT GN LT LT  
AVG CLOUDS BK BK BK BK BK SC FW FW SC SC SC FW FW CL FW FW  
POP 12HR 40 50 10 5 5 0 0 0  
RAIN SHWRS C  
SNOWSHWRS C C C C  
 
 
 
WYZ012-012200-  
RENDEZVOUS MOUNTAIN-TETON WY  
43.59N 110.89W ELEV. 10318 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 20 8 19 8 23  
TEMP 15 18 19 16 12 10 11 10 12 17 18 15 11 9 10 8 13 20 22 19  
DEWPT 9 10 8 7 10 8 9 8 8 12 14 11 8 7 8 7 8 11 12 9  
RH 77 70 61 67 91 91 91 91 84 80 84 84 87 91 91 96 80 67 65 64  
WIND DIR W W W W W W NW W W W W W W SW SW W W W W W  
WIND SPD 14 17 19 19 14 14 12 10 10 11 12 13 9 6 8 9 8 10 11 12  
WIND GUST 24 27 27 20 14 17 18 20  
CLOUDS BK OV OV OV OV OV OV OV OV OV BK BK BK SC SC SC SC SC SC SC  
POP 12HR 70 60 60 20 50  
QPF 12HR 0.20 0.14 0.05 0 0.03  
SNOW 12HR 3 2 1 00-00 T  
SNOWSHWRS C C L C L L L C C L L S S C C S  
WIND CHILL 0 3 3 -1 -4 -7 -4 -4 -2 4 4 0 -2 -2 -2 -5 2 8 10 6  
MIN CHILL -7 -4 -1 -7 -6 -6 0 -2 -5 -3 6  
WINTER WEATH Y Y Y  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 8 25 6 27 12 32 15 36  
TEMP 11 8 22 21 10 7 22 23 14 12 27 27 17 15 32 30  
DEWPT 6 4 12 10 7 3 9 9 5 3 12 15 10 7 17 19  
PWIND DIR W NW N N W W W W  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS SC FW FW SC FW FW FW CL FW FW FW FW FW CL CL FW  
POP 12HR 20 40 10 5 0 0 0 5  
SNOWSHWRS S C  
 
 
 
WYZ023-012200-  
AFTON-LINCOLN WY  
42.71N 110.94W ELEV. 6201 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 32 17 32 11 38  
TEMP 21 29 31 30 25 22 20 18 20 25 29 30 25 20 16 12 17 29 35 36  
DEWPT 19 21 23 23 20 19 18 17 17 18 19 19 19 16 13 10 12 16 18 20  
RH 92 72 72 75 81 88 92 96 88 74 66 63 78 84 88 91 80 58 49 52  
WIND DIR N NW NW W S S S W W NW NW NW NW SE SE SE N W W NW  
WIND SPD 3 9 10 8 4 5 4 3 3 3 4 2 1 1 1 1 0 1 1 2  
CLOUDS BK BK BK BK OV OV BK OV OV OV BK BK SC SC SC SC SC SC SC SC  
POP 12HR 40 40 50 10 40  
QPF 12HR 0 0.01 0.02 0 0  
SNOW 12HR 00-00 T T 00-00 00-00  
SNOWSHWRS C C C C C C C C C C C C C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 14 40 15 43 17 47 20 52  
TEMP 23 15 32 37 24 16 32 42 25 18 37 46 30 21 44 49  
DEWPT 19 14 21 24 21 15 21 23 19 13 21 26 24 18 26 27  
PWIND DIR NE N E NE NE N NE SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW FW SC SC FW FW FW FW FW  
POP 12HR 10 50 20 10 5 0 0 5  
SNOWSHWRS C S  
 
 
 
WYZ004-012200-  
POWELL-PARK WY  
44.87N 108.79W ELEV. 5092 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 43 30 40 28 47  
TEMP 35 40 42 40 33 32 30 31 32 36 39 39 34 33 30 28 32 40 46 43  
DEWPT 27 21 17 19 23 23 22 23 24 25 22 22 24 24 22 21 23 25 21 20  
RH 72 46 36 42 66 69 72 72 72 64 50 50 66 69 72 75 69 55 37 39  
WIND DIR N NW NW N N NW N NW NW N N N NW NW W SE SE E E N  
WIND SPD 9 11 14 21 19 17 16 13 14 16 17 13 8 5 4 5 5 6 8 11  
WIND GUST 31 27 24 23  
CLOUDS SC BK OV OV OV OV OV OV OV BK BK BK BK BK SC BK SC SC SC BK  
POP 12HR 40 40 50 20 20  
QPF 12HR 0.04 0.04 0.01 0 0  
SNOW 12HR T T T 00-00 00-00  
SNOWSHWRS S S C C C C C C C C C S S S S C  
WIND CHILL 22 20 19  
MIN CHILL 25 24 30 19 18 20 27 27 22 24  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 27 37 22 44 28 53 31 60  
TEMP 34 29 33 35 27 23 38 44 33 29 46 51 39 32 51 59  
DEWPT 25 20 19 15 15 13 17 15 18 15 21 19 22 19 25 24  
PWIND DIR NW N NW N NW E W SE  
WIND CHAR BZ BZ GN GN LT LT GN GN  
AVG CLOUDS BK BK BK SC SC FW FW FW FW SC SC FW FW CL FW FW  
POP 12HR 50 30 5 0 0 0 0 0  
SNOWSHWRS C C C  
 
 
 
WYZ004-012200-  
COWLEY-BIG HORN WY  
44.91N 108.45W ELEV. 4090 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 47 31 45 27 49  
TEMP 39 44 47 46 37 34 32 32 33 40 44 44 38 34 30 28 33 41 47 48  
DEWPT 34 26 23 25 27 28 27 27 27 29 25 26 27 27 25 24 26 27 25 24  
RH 82 49 38 43 67 78 81 81 78 64 47 49 64 75 81 85 75 57 42 39  
WIND DIR N NW NW NW NW NW NW NW NW N N N N NW N E SE SE E N  
WIND SPD 6 13 18 20 16 9 8 10 11 12 13 9 5 3 2 3 2 3 4 6  
WIND GUST 25 31 24 16 16  
CLOUDS BK BK BK OV OV OV OV OV OV BK BK BK BK SC SC BK BK SC SC BK  
POP 12HR 40 40 50 10 20  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00 00-00 00-00  
RAIN SHWRS S C C C C S S C  
SNOWSHWRS C S C C C C C C C C S  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 28 41 21 48 27 56 30 63  
TEMP 36 29 37 39 28 22 40 48 34 28 46 55 39 31 52 63  
DEWPT 29 23 23 19 19 16 20 18 21 19 23 23 25 22 28 28  
PWIND DIR N N N NW N E E SE  
WIND CHAR GN GN GN LT LT LT LT LT  
AVG CLOUDS BK BK BK SC SC FW FW FW FW SC SC FW FW CL FW FW  
POP 12HR 50 40 5 0 0 0 0 0  
RAIN SHWRS C C  
SNOWSHWRS C C C S  
 
 
 
WYZ016-012200-  
DUBOIS-FREMONT WY  
43.55N 109.69W ELEV. 7291 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 32 21 35 18 38  
TEMP 26 31 32 29 23 22 22 22 25 33 34 33 28 25 22 19 25 35 38 36  
DEWPT 15 13 11 12 12 13 14 14 15 14 15 16 18 18 15 12 14 14 14 15  
RH 62 47 41 48 62 68 71 71 65 45 45 49 66 74 74 74 62 41 37 42  
WIND DIR W W W W W W W W W W NW W W W W W W W SW W  
WIND SPD 17 20 20 18 14 13 13 10 11 12 11 10 5 3 3 4 3 5 8 8  
WIND GUST 24 28 28 25 17 12 14 14  
CLOUDS SC SC BK OV OV OV OV OV OV BK BK OV BK BK SC SC SC SC SC SC  
POP 12HR 30 30 60 40 50  
QPF 12HR 0 0 0.05 0.07 0.01  
SNOW 12HR 00-00 00-00 1 1 T  
SNOWSHWRS S S C S C C S C C L L C C S S C C C  
WIND CHILL 13 18 20 17 10 9 9 11 14  
MIN CHILL 14 9 17 8 8 10 24 21 12 15 29  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 18 36 18 41 20 48 25 53  
TEMP 24 19 34 33 25 19 36 40 27 21 44 45 31 26 49 50  
DEWPT 15 12 19 18 17 12 14 16 15 10 15 20 19 16 22 23  
PWIND DIR W E E E NW NW W W  
WIND CHAR LT GN GN LT LT GN GN GN  
AVG CLOUDS SC SC SC BK BK SC SC FW FW FW FW FW FW CL CL FW  
POP 12HR 30 60 30 10 5 5 0 5  
SNOWSHWRS C S C L C S  
 
 
 
WYZ027-012200-  
KEMMERER-LINCOLN WY  
41.83N 110.56W ELEV. 7285 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 30 17 34 15 40  
TEMP 24 29 30 27 22 20 19 18 22 30 32 31 25 21 18 16 22 34 38 39  
DEWPT 19 18 18 19 14 15 15 14 15 16 14 15 16 14 13 12 14 16 15 17  
RH 81 63 60 71 71 81 84 84 74 55 47 51 68 74 80 84 71 47 38 40  
WIND DIR W NW NW W W W W W W W W W W NW NW N N NW W W  
WIND SPD 14 17 19 17 12 10 11 9 9 11 12 8 2 2 2 2 2 4 6 6  
WIND GUST 24 27 24 16 11  
CLOUDS SC BK SC SC SC SC SC SC SC SC SC SC FW FW SC SC SC SC SC SC  
POP 12HR 40 10 20 0 20  
QPF 12HR 0.09 0 0 0 0  
SNOW 12HR 1 00-00 00-00 00-00 00-00  
SNOWSHWRS C C C S S S S  
WIND CHILL 11 17 17 14 9 9 7 7 11  
MIN CHILL 8 9 14 8 6 7 21 21 16 18 30  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 18 42 17 42 19 51 23 55  
TEMP 25 19 37 38 25 18 34 41 27 20 41 49 31 24 48 52  
DEWPT 18 15 21 21 21 14 19 20 19 14 20 24 23 18 25 26  
PWIND DIR NW NE E E NW W W W  
WIND CHAR LT LT GN GN LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW  
POP 12HR 5 20 5 5 0 0 0 0  
SNOWSHWRS S  
 
 
 
WYZ023-012200-  
ALPINE-LINCOLN WY  
43.18N 111.04W ELEV. 5634 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 35 22 36 17 41  
TEMP 25 30 35 34 29 28 26 24 25 31 34 35 30 27 22 18 23 34 39 40  
DEWPT 24 25 24 26 23 23 22 21 21 23 21 20 21 21 18 16 17 20 19 20  
RH 96 81 64 72 78 81 85 88 84 72 58 54 69 78 84 92 77 56 44 44  
WIND DIR W W W W SW SW SW SW W W W W W S SE SE S W W W  
WIND SPD 6 10 11 10 3 4 3 2 3 5 5 5 2 2 2 2 2 3 4 4  
CLOUDS BK BK BK BK BK BK OV BK OV BK BK BK SC SC SC SC SC SC SC SC  
POP 12HR 50 50 50 10 30  
QPF 12HR 0.03 0.13 0.05 0 0  
SNOW 12HR T 2 1 00-00 00-00  
SNOWSHWRS C C C C C C C C C C C C C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 19 44 19 46 22 51 25 55  
TEMP 28 20 37 43 29 20 37 46 32 23 42 50 36 26 47 53  
DEWPT 22 16 21 24 24 17 21 20 23 18 22 25 28 21 27 28  
PWIND DIR NE N NE N NE SW NE S  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC FW SC SC FW SC FW FW FW SC FW FW FW FW FW  
POP 12HR 10 40 10 5 0 0 0 5  
SNOWSHWRS C  
 
 
 
WYZ023-012200-  
COKEVILLE-LINCOLN WY  
42.05N 110.97W ELEV. 6270 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 33 15 35 12 39  
TEMP 24 31 32 31 24 21 18 16 19 29 34 34 25 20 17 13 19 32 37 38  
DEWPT 20 22 22 22 19 18 16 16 16 18 18 19 19 17 15 11 14 18 17 19  
RH 84 69 66 69 81 88 92100 88 63 51 54 78 88 92 91 80 56 44 46  
WIND DIR NW NW NW NW W W SW W W NW NW NW NW N N E N W W NW  
WIND SPD 8 13 14 12 5 4 3 3 4 6 9 6 2 2 2 2 2 3 5 5  
CLOUDS BK BK SC SC SC SC SC SC BK SC SC SC FW FW FW FW SC SC SC SC  
POP 12HR 50 20 30 5 30  
QPF 12HR 0.04 0 0 0 0  
SNOW 12HR 1 00-00 00-00 00-00 00-00  
SNOWSHWRS C C C S S S S C C C C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 17 41 16 42 18 49 21 53  
TEMP 24 18 34 40 26 17 34 42 27 19 40 48 31 22 45 51  
DEWPT 20 16 21 23 22 15 20 22 22 16 21 24 26 19 27 27  
PWIND DIR N N E SE N NW N SW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS SC SC SC SC SC SC FW FW FW FW FW FW FW FW FW FW  
POP 12HR 5 40 20 10 0 0 0 5  
SNOWSHWRS C S  
 
 
 
WYZ028-012200-  
GREEN RIVER-SWEETWATER WY  
41.46N 109.49W ELEV. 7182 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 35 23 40 20 45  
TEMP 30 34 34 33 27 26 25 24 26 36 39 38 32 27 24 21 26 39 45 43  
DEWPT 24 22 20 18 15 17 16 16 15 18 17 14 16 16 15 15 16 21 20 18  
RH 78 61 56 53 60 68 68 71 62 47 40 37 51 63 68 77 65 48 36 36  
WIND DIR W W W W W W W W W W W W SW SW S E N NW N NW  
WIND SPD 13 17 19 20 13 12 12 11 11 12 12 9 5 2 2 2 2 5 6 6  
WIND GUST 24 27 28  
CLOUDS BK BK SC SC SC SC SC SC SC SC BK SC SC SC SC FW SC SC SC BK  
POP 12HR 20 10 20 5 20  
QPF 12HR 0.01 0 0 0 0  
SNOW 12HR T 00-00 00-00 00-00 00-00  
SNOWSHWRS S S S S S S S  
WIND CHILL 19 23 23 21 15 15 14 13  
MIN CHILL 17 17 21 13 13 13 29 25 21 23  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 23 45 24 45 23 54 27 60  
TEMP 30 23 41 42 29 24 39 45 31 24 45 53 36 28 52 58  
DEWPT 20 18 25 23 19 17 20 19 17 15 22 22 23 20 28 25  
PWIND DIR SW E NE NE E W W W  
WIND CHAR LT GN BZ GN GN LT LT LT  
AVG CLOUDS SC SC SC SC SC SC SC SC FW FW FW FW FW FW FW FW  
POP 12HR 5 20 5 5 0 0 0 0  
SNOWSHWRS S  
 
 
 
WYZ017-012200-  
SHOSHONI-FREMONT WY  
43.25N 108.12W ELEV. 4817 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 46 27 44 24 49  
TEMP 34 42 46 42 36 32 30 28 30 38 43 42 34 30 28 25 29 40 47 48  
DEWPT 28 27 22 25 24 24 22 22 23 28 26 23 25 24 23 22 24 27 25 23  
RH 78 55 38 50 61 72 72 78 75 67 51 46 69 78 81 88 81 59 42 37  
WIND DIR W NW NW NW NW NW NW NW NW NW N N NE E E E SE S S SE  
WIND SPD 16 9 13 13 8 6 8 6 8 9 8 5 5 5 4 2 2 2 3 5  
WIND GUST 23  
CLOUDS SC SC SC BK BK BK OV OV OV OV OV BK BK BK BK SC SC SC FW SC  
POP 12HR 20 50 40 10 10  
QPF 12HR 0 0.02 0.01 0 0  
SNOW 12HR 00-00 T T 00-00 00-00  
RAIN SHWRS S C  
SNOWSHWRS S S C C C C C C C C  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 23 42 21 45 21 53 25 61  
TEMP 32 24 37 40 29 22 37 45 30 22 44 53 35 26 49 60  
DEWPT 25 21 26 23 22 18 21 19 19 15 22 22 22 18 27 27  
PWIND DIR NE N NE N E W E SW  
WIND CHAR LT GN GN LT LT LT LT LT  
AVG CLOUDS SC SC BK BK BK SC SC FW FW FW SC FW FW CL FW FW  
POP 12HR 20 30 10 5 0 0 0 0  
RAIN SHWRS S  
SNOWSHWRS S C C  
 
 
 
WYZ005-012200-  
THERMOPOLIS-HOT SPRINGS WY  
43.66N 108.21W ELEV. 4592 FT  
621 AM MDT TUE APR 1 2025  
 
DATE TUE 04/01/25 WED 04/02/25 THU 04/03/25  
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 46 29 44 26 51  
TEMP 36 42 45 42 36 33 32 31 33 39 42 42 36 32 29 27 32 42 49 50  
DEWPT 28 25 24 26 24 24 24 25 26 28 25 22 25 25 24 23 26 26 23 21  
RH 72 50 43 53 61 69 72 78 75 64 50 44 64 75 81 85 78 53 36 31  
WIND DIR NW NW NW N N NW NW NW NW N N N N NW SW S S E SE E  
WIND SPD 9 10 12 12 6 4 5 6 8 12 12 10 5 3 2 2 2 3 6 6  
CLOUDS SC SC BK OV BK BK OV OV OV OV BK BK BK BK BK BK SC SC SC SC  
POP 12HR 30 60 60 30 20  
QPF 12HR 0 0.02 0.05 0 0  
SNOW 12HR 00-00 T T 00-00 00-00  
RAIN SHWRS S C C C C C S S S  
SNOWSHWRS S S C C C L L L C C C C S  
 
DATE FRI 04/04/25 SAT 04/05/25 SUN 04/06/25 MON 04/07/25  
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 26 43 21 48 24 57 27 64  
TEMP 35 27 37 43 30 22 40 48 33 25 48 57 38 28 54 64  
DEWPT 26 23 24 22 20 17 20 17 19 15 23 22 23 19 27 26  
PWIND DIR N N N N NW NW NW S  
WIND CHAR LT BZ GN LT LT LT LT LT  
AVG CLOUDS SC BK BK BK BK SC SC FW FW FW FW FW FW CL CL CL  
POP 12HR 30 50 20 10 5 0 0 0  
RAIN SHWRS S C  
SNOWSHWRS S C C C 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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