National Weather Service United States Department of Commerce

Atmospheric River Continues Areas of Heavy Rain and Snow for California This Weekend

An atmospheric river will continue to bring gusty winds, moderate to heavy rainfall, and potential flooding to southern California and the southern Great Basin through Sunday. Periods of heavy snow will continue as well above 7,000 feet over the Sierra Nevada mountains associated with this atmospheric river. Read More >

Monthly Hydrologic Report

This report summarizes the hydrologic conditions for the previous month across the Austin/San Antonio Hydrologic Service Area. 

These reports are updated no later than the 15th of the following month. 

2025

May - Current Version

April

March

February

January


2024

December 

November 

October

September

August

July

June

May

April

March

February

January


2023

December

November

October

September

August

July

June

May

April

March

February

January


2022

December

November

October

September

August

July

June

May

April

March

February

January