Longtown, SC Weather Forecast

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Longtown, SC Weather Forecast

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Longtown SC weather  - Partly Cloudy - 84°F
Partly Cloudy
84°F
Updated 12:29 pm
Feels Like 91°F
Humidity 71%
Wind VRB 6 mph
Barometer  30.02 in
Dew Point 74°F
Longtown SC weather  - Partly Cloudy - 29°C
Partly Cloudy
29°C
Updated 12:29 pm
Feels Like 33°C
Humidity 71%
Wind VRB 10 km/h
Barometer  101.7 kPa
Dew Point 23°C

Longtown Weather Forecast

THIS AFTERNOON TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT
Longtown, SC Weather - This Afternoon Mostly Sunny Longtown, SC Weather - Tonight Mostly Clear Longtown, SC Weather - Monday Sunny Longtown, SC Weather - Monday Night Partly Cloudy Longtown, SC Weather - Tuesday Mostly Sunny Longtown, SC Weather - Tuesday Night Mostly Clear Longtown, SC Weather - Wednesday Sunny Longtown, SC Weather - Wednesday Night Clear Longtown, SC Weather - Thursday Sunny Longtown, SC Weather - Thursday Night Mostly Clear Longtown, SC Weather - Friday Sunny Longtown, SC Weather - Friday Night Mostly Clear
Mostly Sunny Mostly Clear Sunny Partly Cloudy Mostly Sunny Mostly Clear Sunny Clear Sunny Mostly Clear Sunny Mostly Clear
Hi: 91°FHi: 33°C
Lo: 70°FLo: 21°C Hi: 95°FHi: 35°C
Lo: 70°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 61°FLo: 16°C Hi: 89°FHi: 32°C
Lo: 61°FLo: 16°C Hi: 90°FHi: 32°C
Lo: 65°FLo: 18°C Hi: 91°FHi: 33°C
Lo: 69°FLo: 21°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1208 PM EDT Sun Sep 13 2026 Longtown, SC Weather - WeatherWorld.com

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Longtown Forecast Discussion

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Issued: 621 AM EDT Sun Sep 13 2026

Key Messages

  • 1. Above normal temps expected through Monday, with a backdoor front ushering in drier and slightly cooler air through the middle of next week.

Discussion

... KEY MESSAGE 1: Above normal temps expected through Monday, with a backdoor front ushering in drier and slightly cooler air through the middle of next week.

Convection from earlier this week has diminished for the most part, shifting eastward gradually this evening. Forcing for ascent is slowly doing the same as the 500 hPa trough ...