Areas of Dangerous Heat and Heavy Rain with Possible Flooding into this Weekend

Hot temperatures and high humidity are forecast to continue across much of northeast Texas into the mid-Mississippi Valley into this weekend with heat advisories in effect. Heavy to excessive rainfall occurring at times through Saturday could bring areas of flooding across parts of the central Plains into the upper Midwest/Great Lakes, and Four Corners states. Read More >

Hazardous Weather Conditions

Current conditions at

ST FRANCIS (KSYF)

Lat: 39.76°NLon: 101.8°WElev: 3363ft.

Fair

73°F

23°C

Humidity 61%
Wind Speed SE 8 mph
Barometer 30.19 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 16 Sep 8:35 pm CDT
Extended Forecast for

5 Miles NNE Bonny Reservoir CO

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph.

    Low: 61 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 10am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Breezy, with a south wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.

    High: 91 °F

    Patchy Fog
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.

    Low: 65 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 89. Southwest wind 5 to 15 mph becoming northeast in the afternoon.

    High: 89 °F

    Sunny

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming northwest in the evening.  Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm.  Low around 56. Chance of precipitation is 90%.

    Low: 56 °F

    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 75. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph.
Thursday
Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Breezy, with a south wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 40 mph.
Thursday Night
Partly cloudy, with a low around 65. Breezy, with a south wind 15 to 25 mph, with gusts as high as 35 mph.
Friday
Sunny, with a high near 89. Southwest wind 5 to 15 mph becoming northeast in the afternoon.
Friday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 60. Northeast wind around 5 mph becoming northwest in the evening. Chance of precipitation is 60%.
Saturday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 80. Chance of precipitation is 40%.
Saturday Night
Showers and possibly a thunderstorm. Low around 56. Chance of precipitation is 90%.
Sunday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 75. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 53. Chance of precipitation is 30%.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 53.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Wednesday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Bonny Reservoir CO
 39.69°N 102.14°W
6:36 pm MDT Sep 16, 2026
7pm MDT Sep 16, 2026-6pm MDT Sep 23, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database