Point Forecast: Derby NY
 42.68N 78.99W (Elev. 673 ft)
Last Update: 10:37 pm EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation 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  
Vent Rate (x1000 mph-ft)
Ceiling Height
Visibility
Thunder Potential

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (EDT)230001020304050607080910111213141516171819202122
Temperature (°F)707172737272717171788184848484848484838281807675
Dewpoint (°F)656566666667686869707172727373727273727171717070
Heat Index (°F)788589909090909090888685837675
Surface Wind (mph)222333355555566666555555
Wind DirSSSSSSSSSSSSWWWWWSWSWSWSSSSS
Gust
Sky Cover (%)3344813172329353750636372827064808265717171
Precipitation Potential (%)000000000047142023273238423439565656
Relative Humidity (%)848381798285899292767168677170686870717073758285
Rain--------------------------SChcSChcChcChcChcChcChcChcLklyLklyLkly
Thunder--------------------------SChcSChcChcChcChcChcChcChcChcChcChc

Date07/17
Hour (EDT)230001020304050607080910111213141516171819202122
Temperature (°F)757474747373737374767880818281818181818180787674
Dewpoint (°F)707171717170707172727374747474747373727271706968
Heat Index (°F)757678848687878686868585837876
Surface Wind (mph)5566666666789101111111111109876
Wind DirSSSSSSSSWSWSWSWSWSWSWWWWWWWWWWW
Gust2121212120
Sky Cover (%)717171707070707070716767676767737373737373757678
Precipitation Potential (%)565656555555555555505050505050606060606060383838
Relative Humidity (%)868890919293939291898582797979797875747475767880
RainLklyLklyLklyLklyLklyLklyLklyLklyLklyChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChc
ThunderChcChcChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChcChcChcChcSChcSChcSChcSChcSChcSChc

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