Mount Morris, MI Weather Forecast, with current conditions, wind, air quality, and what to expect for the next 3 days., Cloudy. (Weather station: Bishop International Airport, USA). See more current weather, Mostly sunny, with a high near 85. South southwest wind 8 to 16 mph, with gusts as high as 25 mph. Widespread haze. Partly cloudy, with a low around 70. South wind 10 to 13 mph, with gusts as high as 24 mph. A chance of showers before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then showers after 5pm. Widespread haze., Mount Morris, MI temperature trend for the next 14 Days. Find daytime highs and nighttime lows from TheWeatherNetwork.com., Moderate rain Thursday, temperatures as high as 73°F23°C, low temperature around 60°F15°C, chance of rain 89%, wind out of the W 19 mph31 km/h. Barometric pressure 29.74 in1007 mb, visibility 6 mi9 km, humidity 92%., Mount Morris weather tomorrow and 5 day forecast with this week's outlook providing day and night summary including precipitation, high and low temperatures presented in Fahrenheit and Celsius, sky conditions, rain chance, sunrise, sunset, wind chill, and wind speed with direction..