Heat Advisory issued June 20 at 10:58PM CDT until June 22 at 6:00PM CDT by NWS Sioux Falls SD
* WHAT...Heat index values up to 104. * WHERE...Portions of east central and southeast South Dakota. * WHEN...Until 6 PM CDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Heat Advisory issued June 20 at 10:58PM CDT until June 21 at 8:00PM CDT by NWS Sioux Falls SD
* WHAT...Heat index values up to 105. * WHERE...Portions of central, east central, south central, and southeast South Dakota. * WHEN...Until 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
High Wind Warning issued June 20 at 6:29PM MDT until June 22 at 3:00AM MDT by NWS Great Falls MT
* WHAT...West to northwest winds 35 to 45 mph, with gusts up to 60 mph. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties, and Eastern Toole and Liberty Counties. * WHEN...From 9 AM Saturday to 3 AM MDT Sunday. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles or those pulling trailers.
Winter Storm Warning issued June 20 at 1:46PM MDT until June 22 at 12:00PM MDT by NWS Great Falls MT
* WHAT...Heavy, wet snow. Total snow accumulations up to 6 inches below 6000 feet, with 12 to 18 inches above 6000 feet. Isolated higher amounts. Winds could gust as high as 50 mph. * WHERE...East Glacier Park Region Zone. * WHEN...From 9 AM Saturday to noon MDT Sunday. * IMPACTS...Hazardous travel conditions, especially on Going-to-the-Sun Road, Looking Glass Road from East Glacier to Kiowa, and US Hwy 89 over the Hudson Bay Divide. Dangerous backcountry conditions, especially for those hiking in areas of exposure due to icy trail conditions and or those camping in the backcountry. The combination of heavy
Winter Weather Advisory issued June 20 at 1:46PM MDT until June 22 at 12:00PM MDT by NWS Great Falls MT
* WHAT...Snow expected. Total snow accumulations up to 6 inches. Winds gusting as high as 35 mph. * WHERE...Portions of central, north central, and southwest Montana. * WHEN...From 6 PM Saturday to noon MDT Sunday. * IMPACTS...Plan on slippery road conditions, especially on secondary roads in the mountains. Those in the backcountry should be prepared for wet and raw condtions. The heavy wet snow could bring down some trees and power lines. * ADDITIONAL DETAILS...Snow levels could be as low as 5000 feet at times.
Extreme Heat Warning issued June 20 at 10:58PM CDT until June 22 at 9:00PM CDT by NWS Sioux Falls SD
* WHAT...Dangerously hot conditions with heat index values up to 109. * WHERE...Portions of northwest and west central Iowa, southwest Minnesota, northeast Nebraska, and southeast South Dakota. * WHEN...Until 9 PM CDT Sunday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Heat Advisory issued June 19 at 9:49PM CDT until June 22 at 6:00PM CDT by NWS Sioux Falls SD
* WHAT...Heat index values up to 107 expected. * WHERE...Portions of east central and southeast South Dakota. * WHEN...From noon Friday to 6 PM CDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
Heat Advisory issued June 19 at 9:49PM CDT until June 21 at 8:00PM CDT by NWS Sioux Falls SD
* WHAT...Heat index values up to 108 expected. * WHERE...Portions of central, east central, south central, and southeast South Dakota. * WHEN...From noon Friday to 8 PM CDT Saturday. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.
High Wind Watch issued June 19 at 2:14PM MDT until June 22 at 3:00AM MDT by NWS Great Falls MT
* WHAT...West to northwest winds 30 to 40 mph, with gusts up to 60 mph possible. * WHERE...Eastern Glacier, Western Toole, and Central Pondera Counties, and Eastern Toole and Liberty Counties. * WHEN...From Saturday morning through late Saturday night. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles or those pulling trailers.
High Wind Watch issued June 19 at 2:14PM MDT until June 20 at 8:00PM MDT by NWS Great Falls MT
* WHAT...Southwest winds 30 to 40 mph, with gusts up to 60 mph possible. * WHERE...Madison River Valley. * WHEN...From Friday afternoon through Friday evening. * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles or those pulling trailers.