1. 20-day forecast simulation with starting conditions that differed on the order of a thousandth of a degree of the control (Forecast vs Fake Reality) yielded drastically different results past six days.

    Confronting the unpredictable

    Even with the ideal computer model and nearly perfect observations, new research confirms what meteorologists have long thought: there's a limit to how far in advance we can forecast the weather.

    • Weather

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  2. Instrument scientist Jenna Samra kneels next to the Airborne InfraRed Spectrometer (AIR-Spec)

    Scientists to chase South American total eclipse with research aircraft

    Scientists at NCAR and CfA follow South American eclipse in NSF/NCAR research aircraft.

    • Sun + Space Weather

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  3. An artist's rendering of a COSMIC-2 satellite.

    COSMIC-2 atmospheric observing system slated to blast off next week

    A constellation of small satellites launched on June 24 will lead to better hurricane forecasts and provide critical information about upper atmospheric disturbances that can affect global communications systems and electrical grids.

    • Data,
    • Weather

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  4. UCAR statement on opening the 24 GHz spectrum

    Opening high-frequency radio spectrum to telecommunications providers may significantly interfere with weather forecasts needed to protect life and property and support essential military operations.

    • Data,
    • Government Relations,
    • Organization,
    • Weather

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  5. Clouds as seen from space.

    Can artificial intelligence make Earth system modeling more efficient?

    Scientist at NCAR are experimenting with machine learning to reduce the computational load.

    • Supercomputing

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