Point Forecast: Lewisville TX
 33.05N 97W (Elev. 531 ft)
Last Update: 5:24 am CDT Jul 15, 2025
Tabular Forecast
[hide menu]Get as XML
Weather ElementsFire Weather
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Red Flag Threat Index
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (CDT)111213141516171819202122230001020304050607080910
Temperature (°F)848789909192919189878584828282818079787777788083
Dewpoint (°F)757574747474747473737373737373737372727272727273
Heat Index (°F)9296989910110210110197949290878787868479787777788489
Surface Wind (mph)889101010101010987777788888889
Wind DirSSWSSWSSWSSSSSSWSSSSSSSSSSSSSSSS
Gust181818
Sky Cover (%)362429293035382747403239424020172819172235393327
Precipitation Potential (%)779992222228882224445552222
Relative Humidity (%)746861605856585859636770747474777979828585827772
Rain----------SChcSChcSChc--------------------------------
Thunder----------SChcSChcSChc--------------------------------

Date07/17
Hour (CDT)111213141516171819202122230001020304050607080910
Temperature (°F)868890929394949391898785848483828180797878808285
Dewpoint (°F)737474747373737272727272727171717171717070707070
Heat Index (°F)93979910210210310310199969491908988868583797878838690
Surface Wind (mph)910101011111111111098777777777777
Wind DirSSSSSSSSSSSSSSSSSSSSSSSSWSSW
Gust18202121212018
Sky Cover (%)242219222528242117202326211611111212141719181615
Precipitation Potential (%)222222221111110000000000
Relative Humidity (%)656360565251515154576165676567697274777676726761
Rain------------------------------------------------
Thunder------------------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Local ClimatologyPreparedness
NOAA Weather RadioHazardous Weather Outlook
Fire Weather ForecastRivers & Lakes AHPS
Storm DataNWS Fort Worth/Dallas Home
Hourly Forecasts