Scenario 1 Antecedent Conditions

The Pacific Northwest has areas of below normal soil moisture in eastern Washington and along the coast in Oregon. This area also corresponds to extreme drought throughout central and eastern Washington and Oregon. With severe drought along the coast Oregon. The region experienced precipitation along the northwest coast leading up to the extreme precipitation period, with below normal precipitation throughout central Washington and Oregon.

Soil Moisture

Surface Soil Moisture, defined at the top 2cm of soil, for the Continental United States valid at November 30.

Drought Monitor

Drought monitor for the continental United States valid for December 1.

Snow Pack

Snow pack of the Pacific Northwest as of December 1st.

Previous Precipitation

Precipitation that occurred 3 days, 7 days, and 14 days prior to the start of the extreme precipitation period
Precipitation that occurred 21 days and 30 days prior to the start of the extreme precipitation period
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