NOAA Climate Prediction Center – Huge collection of climate data with emphasis on temperature and precipitation. Includes both near and long-term outlooks.

Houston Climate: Temperature and rainfall averages for 30 years. By day, month year, different reporting stations, etc.

TexasFlood.org  A one-stop shop for flood preparedness anywhere in Texas. Brings together local information from all over the state. Check everything from stream gages to the status of evacuation routes. Even lets you see the spread of floodwaters and the structures that will be inundated when a gage reaches a certain height. Hosted by the Texas Water Development Board.

TWDB.texas.gov. A Texas Water Development Board sister site to the one above. It emphasizes water development, drought and flood planning. It also reports grants for flood mitigation projects and contains depth maps of all the lakes so you can measure sedimentation over time.

TWDB Community Assistance  Here’s my post on another Texas Water Development Board website with dozens of links to just about every flood-related topic you can imagine. From building codes to flood insurance and advice for community officials, this page has it all.

Texas Water Newsroom  Tells the stories of Texas water—the people, places, issues, and efforts. The site contains videos, articles, press releases, and more. Stories updated regularly. All content available for public use and reproduction for informational purposes.

Aaron Tuttle Weather. Download the app. Shows lightning within a 15-mile radius (very useful around pools), something other apps charge for.  Also excellent for rotation alerts.

Advanced Hydrologic Prediction for Humble/Kingwood Area  NOAA predictions for the West Fork at the 59 bridge. You can also navigate to predictions for the East Fork.

Climate Check – Estimates various types of climate-related risks for individual addresses. They include heat, storms, fire, drought and flood. Reports even include recommended mitigation measures.

Flash App. A trusted leader in the weather industry.

Harris County Flood Warning System. Real-time rainfall, and river-channel monitoring and forecasting. As of 6/11/18, the Warning System also contains near-real-time inundation mapping. For instructions on how to use it and a discussion of its limitations, see this post.

Interagency Flood Risk Management Toolbox – An interactive online application that provides maps and data that simulates the extent of flooding and shows historical flood extents. It can be used for analyzing potential scenarios, flood risk assessments, damage analysis, and more. By TWDB, USGS, FEMA and NWS.

Mariner’s Tropical Cyclone Guide – by Dylan J. Flynn of NOAA and the NWS. Updated May 2023. An excellent primer on tropical cyclone formation, climatology, monitoring and evasion (when at sea).

Mike’s Weather Page A cornucopia of weather models and forecasts from around the world often used by professional forecasters. If you are trying to connect different parts of the weather puzzle, this is a must-see site. Has hundreds of models and links for everything from sea-surface temps to earthquakes and El Nino.

MyFloodRisk.org  Goes beyond traditional flood maps which may be outdated. Looks at risk from a number of other perspectives to give you a much more accurate assessment. Also includes a “Probable Damage Calculator” that lets you input the value of your home and contents. It then calculates the likely amount of damage you could expect for each inch of floodwater you get. Extremely powerful and simple to use site.

National Hurricane Center  Forecasts and active storm tracking.

National Weather Service  Get current weather info and warnings for our area.

National Weather Service Flood Risk Calculator – Input a “return period,” such as a 25-, 50- or 100-year flood. Then enter a number of years, such as 30 for the life of a typical mortgage. Click “convert” and this web page will calculate your risk of being flooded by a flood of that magnitude during any period you want.

RiskFactor.com  Past events, current risks, and future projections based on peer-reviewed research from the world’s leading flood, fire, and climate modelers.

SJRA River Forecast Dashboard – Shows latest updates of levels on streams and rivers in the upper San Jacinto Basin. Get it at a glance. Very easy to follow. Also see SJRA’s Event Monitoring Page when floods threaten.

Southern Climate Impacts Planning Program: More than 120 years of weather data dished up in easy to use and search graphical formats. See where current weather ranks versus the long-term climate trends.

Texas Flood Viewer. Shows gages throughout Texas. Click on a dot and you can see current water level relative to various flood stages.

Tropical Tidbits  A variation on the National Hurricane Center site with much more graphical information and historical logs of major storms. Includes pages for current storms, aerial recon, satellite imagery, forecast models and analysis tools.

USGS National Water Dashboard – Shows gage heights and discharge rates of streams across the nation including dozens in the Houston area. Useful to see where water is coming from and when peaks will arrive at a point near you.

U.S. Drought Monitor: Your weather within the bigger picture.

Water-On-The-Go App USGS stream-gage data surrounding you wherever you go in Texas. Location-aware app with historical information.

Weather.gov.  Recommended by professionals.

WeatherBug. Popular and proven. Great for lightning alerts.

WeatherUnderground. Also a popular and proven app.