The NSF NCAR Mesa Lab is closed today, Jan. 26, due to a power outage.

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  1. Never in doubt

    • Weather

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  2. Charles Knight with 2010 Vivian, SD, hailstone

    All hail

    There was no gold medal, no podium ceremony, and definitely no tears from the losers on 30 July, but there was a new national champion. On that date, NOAA proclaimed that a South Dakota hailstone had surpassed all contenders in both size and weight.

    • Weather

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  3. UCAR Magazine

    Can scientists predict a wildfire’s spread?

    A new computer simulation of a deadly, fast-spreading 2006 wildfire in California shows how far researchers have come in their quest to better understand fire dynamics.

    • Weather

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