

Warming trend through the week with high temperatures climbing from 63°F to 73°F. Mostly dry conditions with only one day showing rain chances.
This week's forecast shows temperatures running 6°F below the historical average for October-November. Normal highs for this period are around 73°F with lows around 47°F.
1947 - The Donora, PA, smog disaster finally came to an end. For five days an inversion trapped impurities in the lower atmosphere over the Monongahela Valley killing 20 persons, and leaving more than 2000 others sick.
More on this and other weather history
Day: A slight chance of rain showers before 7am. Mostly sunny, with a high near 63. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Patchy fog between 8pm and 5am. Mostly clear, with a low around 39. Northwest wind 0 to 5 mph.
Day: Patchy fog between 7am and 9am. Sunny, with a high near 67. Northwest wind 0 to 5 mph.
Night: Patchy fog after 9pm. Mostly clear, with a low around 40. Northeast wind around 0 mph.
Day: Patchy fog before 9am. Partly sunny, with a high near 68. East northeast wind 0 to 5 mph.
Night: A slight chance of rain showers after 7pm. Mostly cloudy, with a low around 43. North northeast wind 0 to 5 mph. Chance of precipitation is 20%.
Day: A slight chance of rain showers before noon. Mostly sunny, with a high near 64. North wind around 5 mph. Chance of precipitation is 20%.
Night: A slight chance of rain showers. Partly cloudy, with a low around 40. North wind 0 to 5 mph.
Day: A slight chance of rain showers. Sunny, with a high near 66.
Night: Patchy fog between 11pm and 2am. Mostly clear, with a low around 41.
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 43.
Day: Sunny, with a high near 73.
Wed's High Temperature
103 at 2 Miles West Of Pala, CA
Wed's Low Temperature
4 at Peter Sinks, UT and 4 Miles Northwest Of Grand Lake, CO and Climax, CO and Daniel, WY

Harriston is an unincorporated community located in Jefferson County, Mississippi, United States. Harriston is approximately 1 mile (1.6 km) northeast of Fayette and approximately 7 miles (11 km) south of Lorman on Old Highway 61.
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Current conditions: We use the nearest available station to your location - including professional MESONET/MADIS and local weather stations - often miles closer than regional airports.
Forecasts: National Weather Service point forecasts predict for your specific area, not broad regional zones, making them far more relevant to your location.