Point Forecast: Irmo SC
 34.08N 81.18W (Elev. 91 m)
Last Update: 3:01 pm EDT Jul 18, 2026
Tabular Forecast
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Weather ElementsWeather/PrecipitationFire Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

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

48-Hour Period Starting:       Back 2 Days  

Date07/19
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)282727272626262426273031333334343534343331302928
Dewpoint (°C)232323232323232323232424242423232323232323232323
Heat Index (°C)313029292626262426303537393939414139393836343232
Surface Wind (mph)555555555677889999975333
Wind DirSWSWSWSWSWSWSWSWWWSWSWSWSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)3936283020272834241097292640273948485056546165
Precipitation Potential (%)108555213321365810122192420142118
Relative Humidity (%)777979798585859085797066625854535154545861657072
Rain----------------------------------SChc--SChcSChc--SChcSChc
Thunder----------------------------------SChc--SChcSChc--SChcSChc

Date07/20
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°C)282727262625252426272931323334343434333231292928
Dewpoint (°C)232322222222222223232424242323232323232323232323
Heat Index (°C)313029262625252426303337383939393939383634333231
Surface Wind (mph)322233333356788888776655
Wind DirSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSSS
Gust
Sky Cover (%)545237424038363927493724364860606060606030292726
Precipitation Potential (%)2628141410107766666640404040404013131313
Relative Humidity (%)747777798285858785797466625654545252565963677074
RainChcChc------------------------ChcChcChcChcChcChc--------
ThunderSChcSChc------------------------ChcChcChcChcChcChc--------

Additional Forecasts and Information
English UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous Weather