National Weather Service United States Department of Commerce

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. 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