FPUS65 KCYS 181847 SFTWY WYZ001>030-054>058-071-098-099-101>119-182300- Tabular State Forecast for WYOMING National Weather Service Cheyenne WY 1247 PM MDT Mon May 18 2026 Rows include... Daily Predominant Daytime Weather 6AM-6PM Forecast temperatures...early morning low/daytime high Probability of precipitation nighttime 6PM-6AM/daytime 6AM-6PM - Indicates temperatures below zero MM indicates missing data FCST FCST FCST FCST FCST FCST FCST Today Tue Wed Thu Fri Sat Sun May 18 May 19 May 20 May 21 May 22 May 23 May 24 ...NORTHEAST WYOMING... Gillette Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /39 25/57 33/67 37/60 36/62 38/73 44/80 /100 10/00 00/00 00/60 60/30 20/00 00/00 Sundance Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /35 25/53 33/62 39/59 37/58 39/68 45/77 /100 20/00 00/00 00/50 60/40 30/10 00/00 Newcastle Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /41 27/56 34/64 39/64 39/62 40/73 45/81 /100 10/00 00/10 00/40 60/50 30/10 00/10 ...EASTERN WYOMING... Douglas Snoshwr Sunny Sunny Shwrs Shwrs Sunny Sunny /36 22/51 25/63 31/63 34/63 34/72 39/80 /100 40/00 00/00 00/50 60/50 10/10 00/00 Lusk Snoshwr Sunny Sunny Shwrs Shwrs Sunny Sunny /34 23/51 30/61 35/62 36/59 36/69 42/77 /100 40/00 00/10 00/50 70/50 20/10 00/00 ...SOUTHEAST WYOMING... Wheatland Snoshwr Sunny Sunny Ptcldy Shwrs Sunny Sunny /37 28/52 34/63 39/66 41/64 41/73 47/81 /100 40/00 00/10 00/40 70/50 10/10 00/00 Torrington Shwrs Sunny Ptcldy Tstrms Ptcldy Sunny Sunny /42 29/58 37/67 39/70 41/67 41/77 46/85 /100 40/00 00/10 00/50 70/40 20/10 00/00 Rawlins Snoshwr Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny /33 16/35 19/45 29/54 33/56 35/64 41/71 /100 40/00 00/00 00/40 50/20 10/00 00/00 Laramie Snoshwr Ptcldy Ptcldy Tstrms Ptcldy Sunny Sunny /34 21/41 29/52 31/57 34/57 34/64 39/70 /100 60/10 20/20 00/50 60/30 10/20 00/10 Cheyenne Snoshwr Ptcldy Tstrms Tstrms Ptcldy Sunny Sunny /36 23/47 33/56 36/61 36/60 36/68 41/75 /100 40/00 30/50 10/70 70/30 10/30 00/10 ...CENTRAL WYOMING... Casper Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /35 19/46 22/57 31/59 32/61 36/71 41/79 /100 30/00 00/00 00/50 60/40 10/10 00/00 ...WEST CENTRAL WYOMING... Riverton Mocldy Sunny Sunny Mocldy Ptcldy Sunny Sunny /39 23/51 28/61 37/57 36/63 38/73 43/80 /90 10/00 00/00 00/70 50/20 10/00 00/00 Lander Mocldy Sunny Sunny Mocldy Ptcldy Sunny Sunny /36 20/48 27/60 36/56 34/63 37/70 42/77 /100 20/00 00/00 00/80 60/30 10/00 00/00 Shoshoni Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /43 26/55 30/64 38/60 36/66 39/74 43/81 /90 10/00 00/00 00/70 50/20 10/00 00/00 ...NORTH CENTRAL WYOMING... Buffalo Mocldy SunnyPtcldy Mocldy Ptcldy Sunny Sunny /39 25/56 32/64 38/54 36/61 38/71 43/79 /100 20/10 00/10 20/90 50/40 10/10 00/10 Sheridan Mocldy Sunny Ptcldy Mocldy Ptcldy Sunny Sunny /43 24/60 31/67 36/55 33/64 35/74 40/82 /90 00/00 00/10 30/90 40/30 10/10 00/10 Thermopolis Mocldy Sunny Sunny Mocldy Ptcldy Sunny Sunny /45 24/58 30/67 39/58 35/66 39/76 45/84 /90 00/00 00/00 10/70 50/20 10/00 00/00 Worland Mocldy Sunny Sunny Mocldy Ptcldy Sunny Sunny /48 24/61 30/70 38/61 34/67 39/76 44/83 /70 00/00 00/00 10/50 30/10 10/00 00/00 Greybull Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /50 27/64 35/71 41/62 36/69 40/78 45/85 /20 00/00 00/00 30/60 30/10 10/00 00/00 Cowley Mocldy Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny /49 27/63 37/70 41/59 37/67 42/77 48/84 /20 00/00 00/00 50/70 20/10 10/00 00/10 Powell Windy Sunny Ptcldy Windy Ptcldy Sunny Sunny /44 26/59 36/65 40/52 36/62 41/72 48/79 /10 00/00 00/00 50/70 20/10 10/00 00/10 ...NORTHWEST WYOMING... Cody Mocldy Sunny Ptcldy Mocldy Ptcldy Sunny Sunny /45 26/61 36/66 40/54 37/64 42/74 49/81 /50 10/00 00/10 50/80 20/20 10/10 00/00 Lake-Yellowstone National Park Mocldy Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny /38 18/48 25/51 28/46 24/53 29/58 33/63 /10 10/00 00/10 80/70 10/30 10/10 10/00 Jackson Mocldy Sunny Sunny Ptcldy Sunny Sunny Sunny /46 22/56 27/60 33/56 30/63 33/71 38/77 /30 10/00 00/10 70/80 20/20 10/00 00/00 Dubois Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /37 22/50 28/55 35/50 31/57 34/64 38/69 /90 40/10 10/10 40/90 40/40 10/10 00/10 ...WEST CENTRAL WYOMING... Pinedale Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /41 21/46 23/54 28/53 26/58 28/65 32/71 /90 90/00 00/00 10/80 30/20 10/10 00/10 Big Piney Mocldy Ptcldy Ptcldy Ptcldy Ptcldy Sunny Sunny /42 16/49 18/57 25/56 24/61 26/67 30/73 /100 90/00 00/00 00/70 20/10 00/10 00/00 Alpine Mocldy Sunny Ptcldy Ptcldy Ptcldy Sunny Sunny /50 28/58 32/62 37/59 34/65 35/73 39/78 /30 10/00 00/00 50/70 20/10 10/10 00/10 Afton Mocldy Ptcldy Ptcldy Ptcldy Ptcldy Sunny Sunny /47 22/56 26/61 31/58 28/64 32/69 35/75 /80 20/00 00/00 30/70 20/20 00/10 00/00 ...SOUTHWEST WYOMING... Cokeville Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /41 18/50 22/58 28/56 26/61 29/67 33/73 /100 40/00 00/00 00/60 10/00 00/00 00/00 Kemmerer Mocldy Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny /36 19/46 23/54 30/54 28/59 31/66 34/71 /100 30/00 00/00 00/50 10/00 00/00 00/00 Evanston Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /37 17/46 21/56 32/56 29/61 31/67 35/72 /100 10/00 00/00 00/60 20/10 00/10 00/00 Green River Mocldy Sunny Sunny Ptcldy Ptcldy Sunny Sunny /37 21/47 25/56 34/59 33/63 36/70 41/76 /100 00/00 00/00 00/60 20/10 00/10 00/00 Rock Springs Windy Ptcldy Sunny Ptcldy Ptcldy Sunny Sunny /33 18/43 22/54 32/57 31/60 35/69 40/75 /100 00/00 00/00 00/60 30/10 00/00 00/00 $$