Weather Alert
Winterthur Weather Warning NWS WEATHER ALERT FOR THE WINTERTHUR, DE AREA - Issued: 230 AM EDT Tue Sep 1 2026 Winterthur Weather Warning

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Winterthur, DE Weather Forecast

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Winterthur, DE Weather Forecast

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Winterthur DE weather - Partly Cloudy - 76°F
Partly Cloudy
76°F
Updated 8:19 am
Feels Like 80°F
Humidity 90%
Wind N/A N/A mph
Barometer  30.03 in
Dew Point 73°F
Winterthur DE weather - Partly Cloudy - 24°C
Partly Cloudy
24°C
Updated 8:19 am
Feels Like 26°C
Humidity 90%
Wind N/A 0 km/h
Barometer  101.7 kPa
Dew Point 23°C
WX Settings

Winterthur Weather Forecast

TODAY TONIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT
Winterthur, DE Weather - Today Chance Of T-Storm Winterthur, DE Weather - Tonight Chance Of T-Storm Winterthur, DE Weather - Wednesday Chance Of T-Storm Winterthur, DE Weather - Wednesday Night Chance Of T-Storm Winterthur, DE Weather - Thursday Chance Of Showers Winterthur, DE Weather - Thursday Night Chance Of T-Storm Winterthur, DE Weather - Friday Mostly Sunny Winterthur, DE Weather - Friday Night Partly Cloudy Winterthur, DE Weather - Saturday Mostly Sunny Winterthur, DE Weather - Saturday Night Partly Cloudy Winterthur, DE Weather - Sunday Sunny Winterthur, DE Weather - Sunday Night Mostly Clear
Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of Showers Chance of T-Storm Mostly Sunny Partly Cloudy Mostly Sunny Partly Cloudy Sunny Mostly Clear
Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 85°FHi: 29°C
 Lo: 71°FLo: 22°C Hi: 91°FHi: 33°C
 Lo: 71°FLo: 22°C Hi: 85°FHi: 29°C
 Lo: 65°FLo: 18°C Hi: 81°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 80°FHi: 27°C
 Lo: 61°FLo: 16°C
POP: 20% POP: 50% POP: 50% POP: 60% POP: 50% POP: 40%
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM EDT Tue Sep 01 2026 Winterthur, DE Weather - WeatherWorld.com

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Issued: 720 AM EDT Tue Sep 1 2026

Key Messages

1. Scattered severe thunderstorms are forecast to develop late this afternoon and evening across portions of New Jersey and eastern Pennsylvania. Damaging wind gusts, large hail, and a tornado or two will be possible.

2. Hot and humid conditions are forecast across the region today and again on Thursday. A Heat Advisory is in effect for the Philadelphia urban corridor for today. The temperature forecast for Wednesday continues to trend cooler, however it will remain humid.

3. Unsettled...