• Login
  • Premium
  • myVentusky
  • About
  • Wind Animation
    ECMWF, GFS, ICON, GEM
    New: Official Warnings from National Meteorological Institutes Warning

    Warnings - Helena

    World / United States / Montana / Helena

    46°35'N / 112°2'W / Altitude 1231 m / 00:50 2026/03/19, America/Denver (UTC-6)

    wind

    High Wind Warning issued March 18 at 8:29PM MDT until March 20 at 12:00AM MDT by NWS Great Falls MT

    From: 2026/03/18, 20:29
    To: 2026/03/19, 18:00

    * WHAT...Southwest winds 30 to 50 mph, with gusts up to 65 mph east of the US Hwy 89 corridor and up to 85 mph west of the US Hwy 89 corridor.

    * WHERE...The Montana Hi-Line adjacent to the Rocky Mountain Front, and Southern High Plains.

    * WHEN...Until midnight MDT Thursday Night.

    * IMPACTS...High winds may move loose debris, damage property and cause power outages. Travel could be difficult, especially for high profile vehicles.

    • Lewis and Clark
    • People are urged to secure loose objects that could be blown around or damaged by the wind.
    • NWS Great Falls MT
    • 2026/03/18, 20:29