Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

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Precipitation chances will increase this afternoon into the evening hours with a threat for rain showers and an isolated thunderstorm. After dry and warm temperatures Thursday, a strong cold front will bring cooler temperatures with a threat for rain or snow Friday into Saturday morning.