St. Mary, MO Weather Forecast & Current Conditions

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St. Mary, MO Weather Maps

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Saint Mary Weather Map
UTC Time: 10/28/2026, 10:20
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

St. Mary, MO Regional Weather

Expires:202610281100;;850613
ASUS43 KLSX 281010
RWRMO 

WEATHER SUMMARY FOR MISSOURI
NATIONAL WEATHER SERVICE SPRINGFIELD MO
500 AM CDT WED OCT 28 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.


MOZ072>076-082>087-097>100-106>115-281100-
...SOUTH CENTRAL AND SOUTHEAST MISSOURI...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CAPE GIRARDEAU NOT AVBL                                               
POPLAR BLUFF   CLEAR     46  46 100 CALM      30.23R                  
WEST PLAINS    PTCLDY    47  45  93 CALM      30.23S                  
                                       
$$
  

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

St. Mary, MO

Tonight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Saturday
Rain Showers
75°/ 55° 24°/ 13°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Thunderstorms
72°22°
60%

Night: Clear. Near steady temperature around 50. South winds around 5 mph.

Perryville, MO

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 48° 26°/ 9°
0%
Thursday
Sunny
82°/ 52° 28°/ 11°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Rain Showers
72°22°
60%

Night: Clear. Patchy fog. Near steady temperature in the upper 40s. South winds around 5 mph.

Chester, IL

Tonight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Saturday
Rain Showers
75°/ 55° 24°/ 13°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Thunderstorms
72°22°
60%

Night: Clear. Near steady temperature around 50. South winds around 5 mph.

Carbondale, IL

Overnight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
82°/ 52° 28°/ 11°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Rain Showers
72°22°
60%

Night: Clear. Patchy fog. Near steady temperature around 50. Calm winds.

Litchfield, IL

Tonight
Cloudy
52°11°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
80°/ 55° 27°/ 13°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%
Sun Night
Rain Showers
52°11°
20%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Rain Showers
70°21°
60%

Night: Partly cloudy. Near steady temperature in the lower 50s. Light and variable winds.

Pinckneyville, IL

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
82°/ 52° 28°/ 11°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Rain Showers
72°22°
60%

Night: Clear. Near steady temperature in the upper 40s. Calm winds.

Monroe County, IL

Tonight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
60%

Night: Mostly clear. Near steady temperature around 50. South winds around 5 mph.

Farmington, MO

Tonight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 48° 26°/ 9°
0%
Thursday
Sunny
82°/ 52° 28°/ 11°
0%
Friday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
60%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Thunderstorms
72°22°
60%

Night: Clear. Near steady temperature in the upper 40s. Light and variable winds.

Cape Girardeau, MO

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 48° 26°/ 9°
0%
Thursday
Sunny
80°/ 52° 27°/ 11°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Sat Night-Sun
Rain Showers
55°13°
50%
Sun Night
Mostly Cloudy
52°11°
0%
Mon-Mon Night
Rain Showers
72°22°
40%
Tuesday
Rain Showers
72°22°
50%

Night: Clear. Patchy fog. Near steady temperature in the upper 40s. Calm winds.

Marble Hill, MO

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 48° 26°/ 9°
0%
Thursday
Sunny
80°/ 50° 27°/ 10°
0%
Friday
Partly Cloudy
80°/ 55° 27°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%
Sun Night
Mostly Cloudy
52°11°
0%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%

Night: Clear. Near steady temperature in the upper 40s. Calm winds.

Alton, IL

Tonight
Clear
52°11°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Sunny
82°/ 58° 28°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Rain Showers
75°/ 55° 24°/ 13°
50%
Sun Night
Rain Showers
55°13°
20%
Monday
Rain Showers
72°/ 55° 22°/ 13°
60%
Tuesday
Thunderstorms
72°22°
70%

Night: Mostly clear. Near steady temperature in the lower 50s. South winds around 5 mph.

Jefferson County, MO

Tonight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
60%

Night: Mostly clear. Near steady temperature around 50. South winds around 5 mph.

Centralia, IL

Tonight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 52° 26°/ 11°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Sat Night-Sun
Rain Showers
55°13°
50%
Sun Night
Rain Showers
52°11°
20%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Thunderstorms
72°22°
60%

Night: Clear. Near steady temperature around 50. Light and variable winds.

Jonesboro, IL

Overnight
Clear
50°10°
0%
Wednesday
Sunny
78°/ 48° 26°/ 9°
0%
Thursday
Sunny
78°/ 52° 26°/ 11°
0%
Friday
Sunny
78°/ 55° 26°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
70°/ 55° 21°/ 13°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%

Night: Clear. Patchy fog. Near steady temperature around 50. Calm winds.

Washington, MO

Tonight
Clear
52°11°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Sunny
82°/ 55° 28°/ 13°
0%
Friday
Partly Cloudy
78°/ 55° 26°/ 13°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%
Sunday
Rain Showers
72°/ 52° 22°/ 11°
50%
Monday
Rain Showers
72°/ 55° 22°/ 13°
60%
Tuesday
Rain Showers
70°21°
60%

Night: Mostly clear. Near steady temperature in the lower 50s. South winds around 5 mph.

Piedmont, MO

Overnight
Clear
45°7°
0%
Wednesday
Sunny
78°/ 45° 26°/ 7°
0%
Thursday
Sunny
82°/ 48° 28°/ 9°
0%
Friday
Partly Cloudy
80°/ 52° 27°/ 11°
0%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
60%
Sunday
Rain Showers
72°/ 50° 22°/ 10°
50%
Monday
Rain Showers
72°/ 52° 22°/ 11°
50%
Tuesday
Rain Showers
72°22°
60%

Night: Clear. Patchy fog. Near steady temperature in the mid 40s. Calm winds.

Alton, MO

Tonight
Clear
52°11°
0%
Wednesday
Sunny
78°/ 55° 26°/ 13°
0%
Thursday
Sunny
82°/ 58° 28°/ 14°
0%
Friday
Sunny
78°/ 58° 26°/ 14°
0%
Saturday
Rain Showers
75°/ 55° 24°/ 13°
50%
Sun Night
Rain Showers
55°13°
20%
Monday
Rain Showers
72°/ 55° 22°/ 13°
60%
Tuesday
Thunderstorms
72°22°
70%

Night: Mostly clear. Near steady temperature in the lower 50s. South winds around 5 mph.

Herrin, IL

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
80°/ 52° 27°/ 11°
0%
Friday
Sunny
80°/ 55° 27°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
72°/ 55° 22°/ 13°
60%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%

Night: Mostly clear. Near steady temperature in the upper 40s. Calm winds.

West Frankfort, IL

Overnight
Clear
48°9°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
82°/ 52° 28°/ 11°
0%
Friday
Sunny
82°/ 55° 28°/ 13°
0%
Sat Night
Rain Showers
55°13°
50%
Sunday
Rain Showers
72°/ 55° 22°/ 13°
60%
Monday
Rain Showers
72°/ 55° 22°/ 13°
50%
Tuesday
Rain Showers
72°22°
60%

Night: Mostly clear. Near steady temperature in the upper 40s. Calm winds.

Cairo, IL

Overnight
Clear
52°11°
0%
Wednesday
Sunny
78°/ 50° 26°/ 10°
0%
Thursday
Sunny
80°/ 52° 27°/ 11°
0%
Friday
Sunny
80°/ 58° 27°/ 14°
0%
Sat Night-Sun
Rain Showers
58°14°
50%
Sun Night
Mostly Cloudy
55°13°
0%
Monday
Rain Showers
72°/ 58° 22°/ 14°
50%

Night: Clear. Patchy fog. Near steady temperature in the lower 50s. Calm winds.

Names listed above may include county names.

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