Current forecastStart with the hourly forecastCheck when rain, wind, and temperature changes overlap your plans.
Open→Weather guidance for your areaPlan with the complete forecast
Safety guides Use current official weather information for Winchester, New Hampshire 03470 before making weather-sensitive plans.
Live weatherCheck live radar before leavingUse radar with the forecast to see how precipitation is moving.
Open→Safety guideReview official safety guidancePrepare for storms, flooding, heat, cold, and other hazards.
Open→Healthy weatherInclude air quality in outdoor plansUse official EPA information when planning time outside.
Open→Weather status
No active NWS alerts found for Winchester, New Hampshire 03470
Conditions can change quickly. Keep Wireless Emergency Alerts enabled and continue to monitor official information.
Official NOAA / NWSWSR-88D DopplerUpdates every 5 minutes
Live Doppler radar
Animated Multi-Radar/Multi-Sensor reflectivity from the National Weather Service’s network of Doppler radars. Search a U.S. city, ZIP code, or street address to center the map on local weather, then zoom to neighborhood street detail.
Live radar is ready when you need it.
The interactive map stays off until opened to keep forecasts fast.
After loading, MyUSA.us shows the exact Doppler frame time, refresh controls, and an official NWS fallback if the map is unavailable.Doppler radar and warnings: NOAA/National Weather Service · Map: OpenFreeMap, OpenMapTiles and OpenStreetMap contributors. Radar can be delayed briefly during service updates.
MyUSA.us is not affiliated with or endorsed by NOAA or the National Weather Service. For life-threatening weather, follow official NWS alerts and local authorities.
What’s next
Hourly forecast
Check the latest hourly conditions, seven-day outlook, rain timing, wind, sunrise and sunset for Winchester, New Hampshire 03470. Forecasts and alerts update from NOAA and the National Weather Service.
71°Chance Showers And Thunderstorms47% rain
69°Patchy Fog40% rain68°Patchy Fog31% rain65°Patchy Fog30% rain64°Patchy Fog27% rain
63°Chance Rain Showers26% rain
62°Patchy Fog18% rain62°Patchy Fog10% rainNext 24 hours
Rain Timeline
Most likely around 6 PM, 7 PM. Expected type: Thunderstorms / Rain.
47%Thunderstorms
40%None
31%None
30%None
27%None
26%Rain
18%None
10%None
2%None
2%None
2%None
2%None
3%None
4%None
5%None
0%None
0%None
0%None
3%None
11%None
15%Thunderstorms
23%Thunderstorms
27%Thunderstorms
23%Rain
Official NWS outlook
7-Day Forecast
Today
71°56°
Chance Showers And Thunderstorms then Patchy Fog
- Precipitation
- 47%
- Wind
- S 0 to 5 mph
- Sunrise
- 6:05 AM
- Sunset
- 7:41 PM
Mon
75°53°
Patchy Fog then Slight Chance Showers And Thunderstorms
- Precipitation
- 27%
- Wind
- SW 0 to 10 mph
- Sunrise
- 6:06 AM
- Sunset
- 7:39 PM
Tue
76°54°
Mostly Sunny
- Precipitation
- 13%
- Wind
- SW 0 to 5 mph
- Sunrise
- 6:07 AM
- Sunset
- 7:38 PM
Wed
80°57°
Sunny
- Precipitation
- 0%
- Wind
- W 0 to 5 mph
- Sunrise
- 6:08 AM
- Sunset
- 7:36 PM
Thu
81°63°
Mostly Sunny then Slight Chance Showers And Thunderstorms
- Precipitation
- 58%
- Wind
- S 0 to 10 mph
- Sunrise
- 6:10 AM
- Sunset
- 7:34 PM
Fri
82°58°
Rain Showers Likely
- Precipitation
- 55%
- Wind
- S 5 mph
- Sunrise
- 6:11 AM
- Sunset
- 7:33 PM
Sat
79°53°
Mostly Sunny
- Precipitation
- 5%
- Wind
- NW 0 to 5 mph
- Sunrise
- 6:12 AM
- Sunset
- 7:31 PM
Forecasts, icons, precipitation, wind, and alerts are from the National Weather Service. Sunrise and sunset are calculated locally for the selected coordinates.
Weather for a healthier day
Healthy Weather
Real Feel73°F
Good conditions for walking
Conditions look reasonable, but stay alert for quick weather changes.
WindS6 mph
Best walk timeNo clearly better outdoor window today
The official hourly forecast shows similar weather impacts across the available hours. Shorten or move plans indoors if conditions are uncomfortable, and check active alerts before leaving.
Official EPA AirNowLocal air qualityWinchester, New Hampshire 03470View AQI +
More weather details
Wind gustsNot reported
Rain now47%next hour
Humidity83%current
UV indexCheckingEPA forecast
Wind impact: Light wind with little expected outdoor impact.
“Better weather window” is planning guidance based on official NWS data—not a promise of safe conditions. Review active alerts and radar before leaving.
Storm & DetailsGusts, pressure, visibility and official risk outlooksView details +
Wind gustNot reported
Pressure29.79 in
Visibility10.0 mi
Peak rain chance47%
Dew point68°F
Active alertsNone
Official risk outlooks
These national tools add expert storm, heavy-rain and flooding context to your local forecast.
Loading nearby traffic cameras…
Official tropical weather
Hurricane center
NOAA National Hurricane Center updates, outlooks, and storm resources in one place.
NOAA / NHC Atlantic
Hurricane center
Official Atlantic, Caribbean, and Gulf updatesSimple, useful help
Weather safety guides
Quick answers for heat, storms, flooding and hurricane preparation—kept separate so your main weather page stays clean.