Preview of NWS' New Point Forecast Icons
Effective July 7, 2015, NWS will implement changes to the icons depicted on all of its Point Forecast pages. Highlights will include new icons with increased clarity, 6-hour increments for rapidly changing weather and new color blocks to highlight forecast hazards.

You may preview these updates in real time for this location. View additional details, and send any comments to icons@noaa.gov.

Please note the preview site is not operational, so performance may be slow during periods of peak access.

Severe weather and flooding rains possible on Memorial Day

Strong to severe storms will be possible Memorial Day from south Texas across the Plains into the Midwest. Isolated tornadoes, damaging winds and hail are all possible especially across eastern Texas. In addition, moderate to heavy rainfall is forecast from parts of Texas to the lower Miss. Valley increasing the flash and river flooding concerns, with an additional 1 to 2 inches of rain possible.
Read More...

Current conditions at

Helena Regional Airport (KHLN)

Lat: 46.60445°NLon: 111.9892°WElev: 3874ft.

Fair

45°F

7°C

Humidity 86%
Wind Speed calm
Barometer 29.95 in (1014.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 25 May 4:53 am MDT
Extended Forecast for

2 Miles S Helena MT

  • Memorial
    Day

    Chance Showers Chance for Measurable Precipitation 40%

    Chance
    Showers

    High: 67 °F

  • Tonight

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    Low: 47 °F

  • Tuesday

    Thunderstorms Likely Chance for Measurable Precipitation 60%

    Thunderstorms
    Likely

    High: 65 °F

  • Tuesday
    Night

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    Low: 45 °F

  • Wednesday

    Showers Likely Chance for Measurable Precipitation 60%

    Showers
    Likely

    High: 62 °F

  • Wednesday
    Night

    Chance Showers Chance for Measurable Precipitation 50%

    Chance
    Showers

    Low: 45 °F

  • Thursday

    Chance Showers Chance for Measurable Precipitation 50%

    Chance
    Showers

    High: 65 °F

  • Thursday
    Night

    Chance Showers

    Chance
    Showers

    Low: 46 °F

  • Friday

    Chance Showers

    Chance
    Showers

    High: 69 °F

Detailed Forecast

Memorial Day
A 40 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 67. Calm wind becoming east northeast around 5 mph in the afternoon.
Tonight
A chance of showers and thunderstorms, then showers likely after midnight. Cloudy, with a low around 47. Calm wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 65. Calm wind becoming north northeast around 5 mph in the afternoon. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 45. Light west northwest wind. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after noon. Mostly cloudy, with a high near 62. West northwest wind around 5 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 65. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 69.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 73.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 74.
  Click Map For Forecast
Point Forecast:
2 Miles S Helena MT
 46.56°N 112.04°W (Elev. 5000 ft)
3:17 am MDT May 25, 2015
6am MDT May 25, 2015-6pm MDT May 31, 2015
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Graph

National Digital Forecast Database