Point Forecast: Grand Blanc MI
 42.91N 83.62W (Elev. 846 ft)
Last Update: 5:13 pm EDT Jul 15, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
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)
Red Flag Threat Index
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Back 2 Days  

Date07/16
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)727069696969707074788182848484848585838381797675
Dewpoint (°F)606162626363646668697071717171717272727272727171
Heat Index (°F)788487888989899191898885797675
Surface Wind (mph)666556655677778887776555
Wind DirSSSSSSSSSSSSWSSWSSSSSSSSWSSWSSSWSSWS
Gust
Sky Cover (%)67691519283030394247516166615857635234182025
Precipitation Potential (%)1125688811131525252563636363636332323232
Relative Humidity (%)677276798182828582767168666665656565697074798587
Rain--------------------SChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChc
Thunder----------------------ChcChcChcChcChcChcChcChcChcChcChcChcSChc

Date07/17
Hour (EDT)000102030405060708091011121314151617181920212223
Temperature (°F)757474737372727272737475767777777776757370686563
Dewpoint (°F)717172727171717171707070707069696867666462605958
Heat Index (°F)757576777777777675
Surface Wind (mph)56666667788991010101010998877
Wind DirSSWSSWSSWSWSWSWWSWWSWWSWWWWWWWWNWNWNWNNWNNNNNENNE
Gust182020202020202018
Sky Cover (%)263135435159677684838382828282807876757574665850
Precipitation Potential (%)323231313131313153535353535348484848484810101010
Relative Humidity (%)888994949596969795928783817977767474737374778184
RainChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcChc--------
ThunderSChcSChcSChcSChcSChcSChcSChcSChc------SChcSChcSChcSChcSChcSChc--------------

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