KRIW issues SPS valid 2019-12-08T22:18:00Z 509 WWUS85 KRIW 082218 SPSRIW Special Weather Statement National Weather Service Riverton WY 318 PM MST Sun Dec 8 2019 WYZ010-011-020-090400- Northeast Johnson County-Southeast Johnson County- Natrona County Lower Elevations- Including the cities of Buffalo, Kaycee, and Casper 318 PM MST Sun Dec 8 2019 ...Potential for heavy snow with low visibility this Evening... * WHAT...1 to 2 inches of snow. * WHERE...Natrona and Johnson Counties. * WHEN...Through 10 pm tonight. * ADDITIONAL DETAILS...Snow will quickly fall, as a cold front moves through the area. Gusty north-northwest winds will occur with the snow. Visibilities may be reduced between 1 and 2 miles. Slick and icy roads may result. Travelers are advised to be cautious when driving through these areas. $$