Unseasonably warm temperatures for the Plains and Midwest will spread eastward through Sunday as a weak clipper system will bring some rain and snow showers from the Great Lakes to the Northeast. A storm approaching the west coast is expected to bring strong winds, lower elevation rain and heavy mountain snow. Unsettled weather conditions linger for the western islands of Hawaii into Sunday. Read More >
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"How to Interpret the Hydrologic Ensemble Forecast Service (HEFS) Short-Term Probabilistic Guidance" training materials at COMET (free registration required)
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Map Legend
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Chance of Exceedance
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River Forecast Centers
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30%
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Level
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70%
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Action
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Minor Flood
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Moderate Flood
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Major Flood
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 = less than 30% chance of reaching Action level |
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 = no critical levels defined for this point |
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