Overview Realtime Historical Map View
Extreme Heat Warning
2026-07-14T01:00:00-05:00

* WHAT...Dangerously hot conditions with high temperatures and heat index values around 100 to 110 degrees. * WHERE...All of western and central North Dakota including the James River Valley. * WHEN...Until 1 AM CDT /midnight MDT/ Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events. * ADDITIONAL DETAILS...Low temperatures will only fall into the 70s tonight, providing little relief from the heat.

Grassy Butte Ndawn Historical Data

Historical Data


Date Snowpack SWE Snowfall Air Temperature
2026-05-09 1.06"
2026-05-10 1.06"
2026-05-11 1.06"
2026-05-12 1.06"
2026-05-13 1.06"
2026-05-14 1.06"
2026-05-15 1.06"
2026-05-16 1.06"
2026-05-17 1.06"
2026-05-18 1.06"
2026-05-19 1.06"
2026-05-20 1.06"
2026-05-21 1.06"
2026-05-22 1.06"
2026-05-23 1.06"
2026-05-24 1.06"
2026-05-25 1.06"
2026-05-26 1.06"
2026-05-27 1.06"
2026-05-28 1.06"
2026-05-29 1.06"
2026-05-30 1.06"
2026-05-31 1.06"
2026-06-01 1.06"
2026-06-02 1.06"
2026-06-03 1.06"
2026-06-04 1.06"
2026-06-05 1.06"
2026-06-06 1.06"
2026-06-07 1.06"
2026-06-08 1.06"
2026-06-09 1.06"
2026-06-10 1.06"
2026-06-11 1.06"
2026-06-12 1.06"
2026-06-13 1.06"
2026-06-14 1.06"
2026-06-15 1.06"
2026-06-16 1.06"
2026-06-17 1.06"
2026-06-18 1.06"
2026-06-19 1.06"
2026-06-20 1.06"
2026-06-21 1.06"
2026-06-22 1.06"
2026-06-23 1.06"
2026-06-24 1.06"
2026-06-25 1.06"
2026-06-26 1.06"
2026-06-27 1.06"
2026-06-28 1.06"
2026-06-29 1.06"
2026-06-30 1.06"
2026-07-01 1.06"
2026-07-02 1.06"
2026-07-03 1.06"
2026-07-04 1.06"
2026-07-05 1.06"
2026-07-06 1.06"
2026-07-07 1.06"
2026-07-08 1.06"
2026-07-09 0.0"
2026-07-10 0.0"
2026-07-11 0.0"
2026-07-12 0.0"
2026-07-13 0.0"

Snowfall Calendar


Date Average 2026

Annual Peak Snowpack


Seasonal Comparison


Oceanic Nino Index