Heavy Rain in the Southern Appalachians; Heat Continues in the West; Monitoring Tropical Storm Erin

Heavy to excessive rain falling over the southern Appalachians may bring areas of flooding into Wednesday. Hot temperatures are in place through Wednesday across parts of the western U.S. and New England. Tropical Storm Erin is forecast to become a Hurricane by late this week as it moves westward across the central Atlantic Ocean. Monitor forecasts for any Puerto Rico or U.S. East Coast impacts. Read More >

Current conditions at

Tupelo, Tupelo Regional Airport (KTUP)

Lat: 34.27°NLon: 88.77°WElev: 348ft.

Fair

75°F

24°C

Humidity 96%
Wind Speed S 5 mph
Barometer 29.96 in (1013.9 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 13 Aug 5:53 am CDT
Extended Forecast for

Shannon MS

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 1pm.  Patchy fog between 8am and 9am.  Otherwise, mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms, mainly between 9pm and 10pm.  Patchy fog after midnight.  Otherwise, partly cloudy, with a low around 73. West northwest wind around 5 mph becoming calm.

    Low: 73 °F

    Slight Chance
    T-storms then
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 10am.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 93. Heat index values as high as 101. Calm wind.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 1am.  Patchy fog after 11pm.  Otherwise, partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Patchy fog before 8am.  Otherwise, mostly sunny, with a high near 94. Calm wind.

    High: 94 °F

    Patchy Fog
    then Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog before 8am.  Otherwise, sunny and hot, with a high near 97. Calm wind.

    High: 97 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 96.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Patchy fog between 8am and 9am. Otherwise, mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers and thunderstorms, mainly between 9pm and 10pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 73. West northwest wind around 5 mph becoming calm.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 10am. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 93. Heat index values as high as 101. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 72. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 94. Calm wind.
Friday Night
Partly cloudy, with a low around 73. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny and hot, with a high near 97. Calm wind.
Saturday Night
Mostly clear, with a low around 74. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 73.
Monday
Patchy fog. Otherwise, sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
Shannon MS
 34.11°N 88.71°W (Elev. 243 ft)
6:05 am CDT Aug 13, 2025
6am CDT Aug 13, 2025-6pm CDT Aug 19, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database