• 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 ·
Portsmouth
 > Current Wind Graph
 > Meteogram
 > Onsite Report
 > Wind Yesterday
 > Last 7 Days
 > Wind Archive
 > Local Info
 > Sensor Notes
 > Wind Alert
ME- Maine/NH

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




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

Computer Model Data: 9/18 | 9/19 | 9/20 | 9/21 | 9/22 | 9/23 | 9/24   |  >>Wind Obs Map<<

Portsmouth Computer Forecast Table - Meteogram

Help us improve this product by taking the survey!

   Quick Look  
More Hours
 NAM 12km GFS 0.5 Deg  Help
DateThursday, September 18Friday, September 19
Time 2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph) 4765581110101088
Direction 
Temperature (F) 787564616067657071686358
Additional DataShow Additional Data
DateSaturday, September 20Sunday, September 21
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)10983444434448987
Direction
Temperature (F)53494957626255514641466265635755
Additional DataShow Additional Data
DateMonday, September 22Tuesday, September 23
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)4436798888976851
Direction
Temperature (F)51485363696657565556617481786664
Additional DataShow Additional Data
DateWednesday, September 24Thursday, September 25
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)6667111110865467644
Direction
Temperature (F)62616161615958585858586665655655
Additional DataShow Additional Data
DateFriday, September 26Saturday, September 27
Time2am5am8am11am2pm5pm8pm11pm2am5am8am11am2pm5pm8pm11pm
Wind (mph)32248107643478789
Direction
Temperature (F)54535664686460595858596264626160
Additional DataShow Additional Data
DateSunday, September 28
Time2am5am8am 
Wind (mph)121211 
Direction 
Temperature (F)616161 
Additional DataShow Additional Data

© Copyright 2025 WeatherFlow, Inc · Contact Us ·