Point Forecast: Sumter SC
 33.94N 80.4W (Elev. 154 ft)
Last Update: 12:58 am EDT Jul 15, 2025
Tabular Forecast
[hide menu]Get as XML
Weather ElementsWeather/PrecipitationFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)
Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-ft)
Davis Stability Index
Atmospheric Dispersion Index
Low Visibility Occurrence Risk Index

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)080910111213141516171819202122230001020304050607
Temperature (°F)767982848688899089898885838180797776767575757575
Dewpoint (°F)747677767676767676767676767675757575747574747474
Heat Index (°F)7679909396991001021001009994918785797776767575757575
Surface Wind (mph)112233566665533222222222
Wind DirEESEEEEESESESESSESESESESSSSSSESESESE
Gust
Sky Cover (%)654946413130364851596053363419372725173028393052
Precipitation Potential (%)265551115242739402915108754654446
Relative Humidity (%)9491857772686664666668758085858894979410097979797
Rain------------SChcSChcChcChcChcChcSChc----------------------
Thunder------------SChcSChcChcChcChcChcSChc----------------------

Date07/17
Hour (EDT)080910111213141516171819202122230001020304050607
Temperature (°F)778082848586878888888785838180797878777675757576
Dewpoint (°F)757676767676767676767676767575747474747474747575
Heat Index (°F)778690939597989999999795918885797878777675757576
Surface Wind (mph)223677778887665553332222
Wind DirSESESSSSSSSSSSSSSSSSSSSSSS
Gust
Sky Cover (%)395453535659605855525150473930242120232935393936
Precipitation Potential (%)424242424242565656565656666666444444
Relative Humidity (%)948882777471706867687175808283858789909395979797
RainChcChcChcChcChcChcLklyLklyLklyLklyLklyLkly------------------------
Thunder------ChcChcChcLklyLklyLklyLklyLklyLkly------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous Weather