Tropical Storm Imelda Forms; Another Round of Heavy Rain and Potential Flooding in the Southwest

Tropical Storm Imelda has formed near the Bahamas Sunday afternoon, and continues to bring heavy rainfall. The risk of significant wind impacts from Imelda along the Southeast coast are decreasing. Another round of showers and storms with a heavy rain and flash flood threat will continue in the Southwest through Monday morning. Read More >

The June 2019 climate summaries for Big Piney, Buffalo, Casper, Greybull, Lake Yellowstone, Lander, Riverton, Rock Springs, and Worland are now available online.

June 2019 was cooler across the Cowboy State, with climate locations ranging from 1 to 2 degrees below normal for the month. There were several new daily records for minimum temperatures for some of these locations.The coldest day for Wyoming was the 9th when all of the locations hit their minimum monthly temperature ranging from 22 to 36 degrees. The month ended with a nice warming trend, with the warmest day around the 28th with some of our stations hitting the low 90s for the first time this year. Precipitation totals were mainly drier across the climate locations, with just Lake Yellowstone having above normal rainfall. There were no month-long precipitation records set this month, and just a few daily records broken. However, Big Piney and Riverton Airport both had their 4th driest June's. Check the CLMs for more specifics on daily records set at the various locations. See the links below for details for individual sites or click here for Water Year Precipitation summaries for more locations.

If you would like additional, or more in-depth climate information, please refer to our Climate Page. From the Riverton Home Page, hover over the "Climate and Past Weather" tab, and select the "Local" option. You can then find the Daily Climate Report (CLI), the Preliminary Monthly Climate Data (CF6), the Monthly Weather Summary (CLM), and the Regional Summary (RTP). The Daily Climate Report will have the weather data for the day (from midnight to 1159 pm). The Monthly Climate Data will have this data for each day of the month, compiling all the daily data into one form. The Regional Summary will have temperature and precipitation data for various locations across the state, updated 3 times a day.