• CLASSIC IWINDSURF
    Classic myiWindsurfClassic Wind & Weather maps and graphs
Hello Guest
 • 

Classic iWindsurf
kiter? see iKitesurf.com
Grab the iWindsurf Mobile App & Sign On to the New iWindsurf Website
Hi guest · Get your free membership now · Log In ·
Gunpowder
 > Current Wind Graph
 > Meteogram
 > Onsite Report
 > Wind Yesterday
 > Last 7 Days
 > Wind Archive
 > Local Info
 > Sensor Notes
 > Directions
MD - chesapeake

Human Forecasts
 > Daily Briefing
 > Forecast Blog
 > Extended Disc.

Real-Time Data
 > Dynamic Map
 > Wind Obs Map
 > Radar + Satellite Map
 > Wind Obs Summary

Computer Forecasts
 > Model Tables
 > Wind Vector Fx Map
 > Wind FlowViz Fx Map

More Maps

Other Resources

Watches/Warnings
>None Active




The USCG NavAid hosting the site was removed and changed to a buoy. In fact, all navigation aids on the river are being switched to buoys, so we do not know if we will be able to find another location.

New iWindsurf: Select your region for wind observations & forecasts:
North America | Europe | South America | Australia & Oceania | Asia | Africa

Human Meteorologist Forecasts:   Today's Briefing Extended Discussion
Computer Model Data: 4/26 | 4/27 | 4/28 | 4/29 | 4/30 | 5/01 | 5/02   |  >>Wind Obs Map<<

Gunpowder Computer Forecast Table - Meteogram

Help us improve this product by taking the survey!

   Quick Look  
More Hours
 NAM 12km GFS 0.5 Deg  Help
DateSunday, April 26Monday, April 27
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)101210111076234223476
Direction
Temperature (F)45444550555956504745496065666150
Additional DataShow Additional Data
DateTuesday, April 28Wednesday, April 29
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)4351012107956610121095
Direction
Temperature (F)48465059626158564849525660565554
Additional DataShow Additional Data
DateThursday, April 30Friday, May 01
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)1216161817141311121314171715129
Direction
Temperature (F)53494953586052464341445358615347
Additional DataShow Additional Data
DateSaturday, May 02Sunday, May 03
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)66999107121111121616141212
Direction
Temperature (F)43414652585951484238425358585246
Additional DataShow Additional Data
DateMonday, May 04Tuesday, May 05
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm 
Wind (mph)10912131412123446575 
Direction 
Temperature (F)424245525658524846455264696958 
Additional DataShow Additional Data

© Copyright 2026 WeatherFlow, Inc · Contact Us ·