Barrett Lake, MO Weather Forecast & Current Conditions

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Barrett Lake Weather Map
UTC Time: 10/1/2026, 20:53
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Barrett Lake, MO Regional Weather

Expires:202610012100;;373423
ASUS43 KLSX 012010
RWRMO 

WEATHER SUMMARY FOR MISSOURI
NATIONAL WEATHER SERVICE SPRINGFIELD MO
300 PM CDT THU OCT 01 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
       SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.
       CURRENT SKY AND/OR WEATHER CONDITIONS ARE NOT AVAILABLE FOR
       CHILLICOTHE AND FARMINGTON.


MOZ051-052-059>065-012100-
...EAST CENTRAL MISSOURI...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ST LOUIS INTL  PTSUNNY   89  65  44 SW13      29.85F HX  91           
SPIRIT OF STL  CLOUDY    88  64  44 SW7G17    29.83F                  
ST CHARLES     PTSUNNY   91  62  37 SW16G25   29.83F HX  91           
                   
$$

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Barrett Lake, MO

Afternoon
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
68°/ 50° 20°/ 10°
50%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
52°11°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night
Clear
48°9°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 80s. Temperature falling into the lower 80s late. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the lower 60s. Northwest winds 5 to 10 mph, becoming north with gusts up to 20 mph after midnight. Chance of rain near 100 percent.

Greene County, IL

Afternoon
Thunderstorms
78°/ 58° 26°/ 14°
100%
Friday
Rain Showers
68°/ 48° 20°/ 9°
50%
Saturday
Sunny
72°/ 48° 22°/ 9°
0%
Sun Night-Mon
Clear
48°9°
0%
Mon Night-Tue
Clear
42°6°
0%
Tue Night-Wed
Clear
45°7°
0%

Day: Showers with a chance of thunderstorms. Near steady temperature in the upper 70s. Southwest winds 10 to 15 mph. Chance of rain 80 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the upper 50s. Northwest winds 5 to 10 mph, becoming north 10 to 15 mph with gusts up to 25 mph after midnight. Chance of rain near 100 percent.

Alton, MO

Afternoon
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
68°/ 50° 20°/ 10°
50%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
52°11°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night
Clear
48°9°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 80s. Temperature falling into the lower 80s late. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the lower 60s. Northwest winds 5 to 10 mph, becoming north with gusts up to 20 mph after midnight. Chance of rain near 100 percent.

Washington, MO

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
100%
Friday
Rain Showers
68°/ 50° 20°/ 10°
50%
Saturday
Sunny
70°/ 50° 21°/ 10°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
50°10°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night-Wed
Clear
48°9°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Highs in the mid 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the lower 60s. West winds around 5 mph, becoming north with gusts up to 20 mph after midnight. Chance of rain near 100 percent.

Alton, IL

Afternoon
Thunderstorms
82°/ 62° 28°/ 17°
100%
Friday
Rain Showers
68°/ 50° 20°/ 10°
50%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
52°11°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night
Clear
48°9°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly cloudy with a chance of showers and thunderstorms. Near steady temperature in the lower 80s. Temperature falling into the lower 80s late. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the lower 60s. Northwest winds 5 to 10 mph, becoming north with gusts up to 20 mph after midnight. Chance of rain near 100 percent.

Quincy, MO

Afternoon
Thunderstorms
72°/ 55° 22°/ 13°
100%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sun Night
Clear
48°9°
0%
Mon Night
Clear
48°9°
0%
Tue-Tue Night
Clear
70°21°
0%
Wednesday
Sunny
75°24°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Night: Showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Much cooler with lows in the mid 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

Jefferson County, MO

Afternoon
Thunderstorms
88°/ 62° 31°/ 17°
100%
Friday
Thunderstorms
68°/ 50° 20°/ 10°
70%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
52°11°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night
Clear
45°7°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. South winds 10 to 15 mph. Chance of rain 40 percent.

Night: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain near 100 percent.

Monroe County, IL

Afternoon
Thunderstorms
88°/ 62° 31°/ 17°
100%
Friday
Thunderstorms
68°/ 50° 20°/ 10°
70%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
52°11°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night
Clear
45°7°
0%
Wednesday
Sunny
78°26°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Highs in the upper 80s. South winds 10 to 15 mph. Chance of rain 40 percent.

Night: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the lower 60s. West winds 5 to 10 mph, becoming north after midnight. Chance of rain near 100 percent.

Quincy, IL

Afternoon
Thunderstorms
72°/ 55° 22°/ 13°
100%
Friday
Partly Cloudy
65°/ 48° 18°/ 9°
0%
Saturday
Sunny
68°/ 48° 20°/ 9°
0%
Sun Night
Clear
48°9°
0%
Mon Night
Clear
48°9°
0%
Tue-Tue Night
Clear
70°21°
0%
Wednesday
Sunny
75°24°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Night: Showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Much cooler with lows in the mid 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

Winchester, IL

Afternoon
Thunderstorms
75°/ 55° 24°/ 13°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sun Night
Clear
45°7°
0%
Wednesday
Clear
45°7°
0%
Tuesday
Clear
45°7°
0%
Tue Night
Clear
48°9°
0%
Wednesday
Sunny
78°26°
0%

Day: Showers with a chance of thunderstorms. Near steady temperature in the mid 70s. Temperature falling into the mid 70s late. West winds 5 to 10 mph. Chance of rain 90 percent.

Night: A chance of thunderstorms. Showers. Much cooler with lows in the mid 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

Jacksonville, IL

Afternoon
Thunderstorms
82°/ 55° 28°/ 13°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
40%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sun Night-Mon
Clear
48°9°
0%
Mon Night-Tue
Clear
42°6°
0%
Tue Night-Wed
Clear
48°9°
0%

Day: Showers likely with a chance of thunderstorms. Highs in the lower 80s. Temperature falling into the mid 70s late. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: Showers with a chance of thunderstorms. Much cooler with lows in the mid 50s. North winds 10 to 15 mph. Chance of rain near 100 percent.

Mexico, MO

Afternoon
Thunderstorms
75°/ 58° 24°/ 14°
100%
Friday
Rain Showers
68°/ 48° 20°/ 9°
20%
Saturday
Sunny
70°/ 50° 21°/ 10°
0%
Sunday
Sunny
75°24°
0%
Sun Night
Clear
48°9°
0%
Wednesday
Clear
48°9°
0%
Tuesday
Clear
48°9°
0%
Tue Night
Cloudy
50°10°
0%
Wednesday
Sunny
78°26°
0%

Day: Showers with a chance of thunderstorms. Cooler. Near steady temperature in the mid 70s. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain near 100 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the upper 50s. North winds 10 to 15 mph with gusts up to 25 mph. Chance of rain near 100 percent.

Litchfield, IL

Afternoon
Thunderstorms
85°/ 62° 29°/ 17°
100%
Friday
Rain Showers
68°/ 48° 20°/ 9°
70%
Saturday
Sunny
72°/ 48° 22°/ 9°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 45° 22°/ 7°
0%

Day: Mostly cloudy with a chance of showers with a slight chance of thunderstorms. Near steady temperature in the mid 80s. Temperature falling into the mid 80s late. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Cooler with lows in the lower 60s. West winds 5 to 10 mph, becoming north with gusts up to 20 mph after midnight. Chance of rain near 100 percent.

Centralia, IL

Afternoon
Thunderstorms
88°/ 65° 31°/ 18°
100%
Friday
Thunderstorms
65°/ 50° 18°/ 10°
70%
Saturday
Sunny
72°/ 50° 22°/ 10°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
50°10°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night-Wed
Clear
45°7°
0%

Day: Partly sunny with a slight chance of showers and thunderstorms. Near steady temperature in the upper 80s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

Night: A slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph with gusts up to 20 mph, becoming northwest after midnight. Chance of rain near 100 percent.

Farmington, MO

Afternoon
Mostly Cloudy
85°/ 62° 29°/ 17°
100%
Friday
Thunderstorms
65°/ 52° 18°/ 11°
100%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
75°24°
0%
Tuesday
Clear
75°/ 45° 24°/ 7°
0%

Day: Mostly cloudy. Near steady temperature in the mid 80s. South winds 10 to 15 mph with gusts up to 25 mph.

Night: A chance of showers with a slight chance of thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. Lows in the lower 60s. Southwest winds around 5 mph, becoming north around 5 mph after midnight. Chance of rain near 100 percent.

Chester, IL

Afternoon
Rain Showers
88°/ 65° 31°/ 18°
90%
Friday
Thunderstorms
65°/ 52° 18°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny with a 20 percent chance of showers. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming north after midnight. Chance of rain 90 percent.

Springfield, IL

Afternoon
Thunderstorms
82°/ 58° 28°/ 14°
100%
Friday
Rain Showers
68°/ 48° 20°/ 9°
40%
Saturday
Sunny
72°/ 48° 22°/ 9°
0%
Sun Night
Clear
48°9°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 45° 22°/ 7°
0%

Day: Showers likely with a chance of thunderstorms. Highs in the lower 80s. Temperature falling into the upper 70s late. Southwest winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: Showers with a chance of thunderstorms. Cooler with lows in the upper 50s. North winds 10 to 15 mph. Chance of rain near 100 percent.

Chester, MO

Afternoon
Rain Showers
88°/ 65° 31°/ 18°
90%
Friday
Thunderstorms
65°/ 52° 18°/ 11°
90%
Saturday
Sunny
72°/ 52° 22°/ 11°
0%
Sun-Sun Night
Clear
75°24°
0%
Monday
Clear
72°22°
0%
Tuesday
Clear
72°/ 48° 22°/ 9°
0%

Day: Partly sunny with a 20 percent chance of showers. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 25 mph.

Night: Cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Lows in the mid 60s. Southwest winds 5 to 10 mph, becoming north after midnight. Chance of rain 90 percent.

Beardstown, IL

Afternoon
Thunderstorms
75°/ 55° 24°/ 13°
100%
Friday
Rain Showers
68°/ 45° 20°/ 7°
20%
Saturday
Sunny
70°/ 48° 21°/ 9°
0%
Sun Night-Mon
Clear
48°9°
0%
Mon Night
Clear
42°6°
0%
Tue-Tue Night
Clear
72°22°
0%
Wednesday
Sunny
75°24°
0%

Day: Showers likely with a chance of thunderstorms. Near steady temperature in the mid 70s. West winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 70 percent.

Night: A slight chance of thunderstorms. Showers. Much cooler with lows in the mid 50s. North winds 10 to 15 mph. Chance of rain near 100 percent.

Vichy, MO

Afternoon
Thunderstorms
85°/ 60° 29°/ 16°
90%
Friday
Rain Showers
65°/ 50° 18°/ 10°
50%
Saturday
Sunny
70°/ 52° 21°/ 11°
0%
Sunday
Sunny
75°24°
0%
Sun Night-Mon
Clear
50°10°
0%
Mon Night-Tue
Clear
45°7°
0%
Tue Night-Wed
Clear
48°9°
0%

Day: Cloudy with a chance of showers and thunderstorms. Highs in the mid 80s. Southwest winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 50 percent.

Night: A chance of thunderstorms. Showers, cooler with lows around 60. West winds around 5 mph, increasing to north 10 to 15 mph after midnight. Chance of rain 90 percent.

Names listed above may include county names.

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