Hydrologic Outlook

Critical to Extremely Critical Fire Weather Conditions in Southern California; Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario

Critical to extremely critical fire weather conditions are forecast for coastal southern California through Wednesday due to moderate to locally strong Santa Ana winds. Particularly Dangerous Situation Red Flag Warnings have been issued. Across the Great Lakes, heavy lake effect snow is expected downwind of Lakes Erie and Ontario from this afternoon into late Wednesday night. Read More >

...ICE FORMING ON MISSOURI RIVER... Due to the recent cold weather, ice floes are forming on the Missouri River and passing through the Bismarck and Mandan area. As of yet there are no impacts to river stage, however as ice starts to accumulate south of Bismarck and Mandan, rapidly rising water levels are expected. During initial icing over of the Missouri River between Burleigh and Morton counties, water levels can rise between four and seven feet within 24 hours. Given the cold weather in the upcoming days, the Missouri River near Mandan and Bismarck is likely to ice over by late in the week.