Heat Wave Persists Over the Central U.S.; Significant Flooding Expected in the Northern Mid-Atlantic Tuesday

Dangerous and extreme heat will remain across portions of the Central U.S. this week, persisting across the Mid to Lower Mississippi Valleys, Gulf Coast, Southern Plains and portions of Texas. A heat wave over the Southwest will intensify late this week. Severe thunderstorms and flash flooding will spread from the Great Lakes/Ohio Valley to the Mid-Atlantic and Northeast the next few days. Read More >

Current conditions at

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

69°F

21°C

Humidity 93%
Wind Speed NW 5 mph
Barometer 29.92 in (1012.3 mb)
Dewpoint 67°F (19°C)
Visibility 9.00 mi
Last update 28 Jul 12:56 am CDT
Extended Forecast for

Ypsilanti ND

  • Overnight

    Overnight: Patchy smoke. Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy smoke after noon. Patchy fog before 9am.  Otherwise, mostly sunny and hot, with a high near 93. Calm wind becoming south 5 to 8 mph in the morning.

    High: 93 °F

    Patchy Fog
    then Patchy
    Smoke

  • Tuesday Night

    Tuesday Night: Patchy smoke before 2am. Mostly clear, with a low around 67. Southeast wind 5 to 7 mph becoming light and variable  after midnight.

    Low: 67 °F

    Patchy Smoke

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after 1am.  Partly cloudy, with a low around 69. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 89. Southwest wind 6 to 10 mph becoming east in the afternoon.  Chance of precipitation is 70%.

    High: 89 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 63. East wind 5 to 10 mph.  Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

  • Friday

    Friday: A slight chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 88. North wind 6 to 8 mph.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am.  Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph.

    Low: 62 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy smoke. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 65. Calm wind.
Tuesday
Patchy smoke after noon. Patchy fog before 9am. Otherwise, mostly sunny and hot, with a high near 93. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Patchy smoke before 2am. Mostly clear, with a low around 67. Southeast wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
Sunny and hot, with a high near 95. Light and variable wind becoming south 5 to 9 mph in the morning.
Wednesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 69. South wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 89. Southwest wind 6 to 10 mph becoming east in the afternoon. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 63. East wind 5 to 10 mph. Chance of precipitation is 60%.
Friday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. North wind 6 to 8 mph.
Friday Night
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph.
Saturday
Sunny, with a high near 86. East wind 5 to 9 mph.
Saturday Night
Mostly clear, with a low around 63. Southeast wind around 9 mph.
Sunday
Mostly sunny and hot, with a high near 91. Breezy, with a south wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph.
Sunday Night
Mostly clear, with a low around 67. Breezy, with a south wind 21 to 23 mph, with gusts as high as 33 mph.
Monday
Mostly sunny, with a high near 89. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Ypsilanti ND
 46.78°N 98.57°W
1:31 am CDT Jul 28, 2026
1am CDT Jul 28, 2026-6pm CDT Aug 3, 2026
 
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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