Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Boise Hydro Image

CURRENT RIVER GAGE DATA and Forecasts

SNOWPACK DATA

Interactive Graphics Showing Current Snow Depth, Snow Water Equivalent (NWS)
Snow Water Equivalent % of Normal (NRCS)
Idaho | Oregon | Western U.S.
Interactive SNOTEL Maps (Snow Water Equivalent, Snow Depth, Snow Density)
Columbia Basin (NWRFC) United States (NRCS)

FLOOD WATCHES, WARNINGS, STATEMENTS

Flood Watches and Warnings -Issued only when rivers and streams are observed or forecast above flood stage.
River Statements -Issued to describe river conditions during high water events which are not expected to exceed flood stage.
Hydrologic Outlook - Issued when there is potential for notable hydrologic events. Most often used to describe the possibility of flooding, with occurrence typically 24 hours or more into the future, but as little as 12 hours in some cases when near-term certainty is low.

WATER SUPPLY