Boise Hydrology

• NWS AHPS
• NWRFC
• USGS - Graphical | Tabular
   
• US Bureau of Reclamation

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

• NWS Water Supply Products
• NRCS Water Supply Products
  Idaho | Oregon

OBSERVED PRECIPITATION

• Monthly CO-OP Data
• Graphical Analysis

RECREATIONAL RIVER INFORMATION

• Observed river levels with 4 day forecast at selected recreational locations

• US Bureau of Reclamation
• Interactive Map - NRCS
• Tabular Reports - NRCS

CLIMATE OUTLOOKS

• Climate Prediction Center Medium and Long Range Outlooks

BURN SCAR DECISION SUPPORT

• Post-Wildfire Debris Flow and Flash Flood Web Page (Experimental)