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Arch Weather Map
UTC Time: 9/15/2026, 23:52
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
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Arch, MO Regional Weather

Expires:202609160000;;516174
ASUS43 KEAX 152315
RWREAX

WEATHER ROUNDUP FOR EASTERN KANSAS AND NORTHWEST MISSOURI
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
600 PM CDT TUE SEP 15 2026


MOZ041-047>049-056>058-063>065-088>090-097-160000-
...EASTERN AND SOUTHERN MISSOURI...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ST. LOUIS INTL PTSUNNY   96  67  38 SW8       30.04R HX 100           
SPIRIT OF STL  MOSUNNY   87  77  72 CALM      30.01R HX  99           
COLUMBIA       SUNNY     94  72  48 E3        30.03R HX 102           
JEFFERSON CITY MOSUNNY   92  70  48 E3        30.00R HX  97           
MEXICO         SUNNY     91  73  55 SW3       30.03R HX 100           
HANNIBAL       PTSUNNY   88  73  62 NE3       30.03F HX  96           
ROLLA          MOSUNNY   87  72  60 N5        30.06S HX  93           
LEBANON        MOSUNNY   99  63  30 S7        30.06R HX 100           
OSAGE BEACH    MOSUNNY   98  69  38 CALM      30.02S HX 104           
SPRINGFIELD    SUNNY     98  62  30 S9        30.03S HX  99           
BRANSON        SUNNY     95  66  38 SW6       30.08R HX  98           
JOPLIN         MOSUNNY   96  67  38 S8        30.01S HX 100           
WEST PLAINS    SUNNY     94  65  38 S10       30.09R HX  96           
SIKESTON       SUNNY     96  69  41 S7        30.05F HX 102           

$$


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

Arch, MO

Tonight
Thunderstorms
75°24°
50%
Wednesday
Thunderstorms
95°/ 75° 35°/ 24°
50%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Fri-Fri Night
Clear
95°35°
0%
Saturday
Sunny
95°/ 72° 35°/ 22°
30%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Rain Showers
82°28°
40%

Night: Partly cloudy this evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 101 early this evening.

ILZ102, IL

Tonight
Thunderstorms
75°24°
20%
Wednesday
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Sunny
95°/ 72° 35°/ 22°
0%
Sat Night
Rain Showers
72°22°
20%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
40%
Monday
Rain Showers
82°28°
40%

Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows in the mid 70s. Southeast winds around 5 mph. Chance of rain 20 percent. Heat index values up to 101 early this evening.

Centralia, IL

Tonight
Thunderstorms
75°24°
20%
Wednesday
Thunderstorms
95°/ 75° 35°/ 24°
30%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Fri-Fri Night
Clear
95°35°
0%
Saturday
Sunny
95°/ 72° 35°/ 22°
20%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
40%
Monday
Rain Showers
85°/ 62° 29°/ 17°
40%

Night: Partly cloudy this evening, then becoming mostly cloudy. A slight chance of showers and thunderstorms. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 101 early this evening.

Chester, IL

Tonight
Thunderstorms
75°24°
20%
Wednesday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Clear
95°35°
0%
Saturday
Clear
95°/ 72° 35°/ 22°
20%
Sunday
Thunderstorms
92°/ 68° 33°/ 20°
30%
Monday
Thunderstorms
85°29°
50%

Night: Mostly clear with a slight chance of showers and thunderstorms this evening, then partly cloudy after midnight. Lows in the mid 70s. South winds around 5 mph. Chance of rain 20 percent. Heat index values up to 101 early this evening.

Greenville, IL

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
40%
Thursday
Sunny
95°/ 72° 35°/ 22°
0%
Fri-Fri Night
Clear
95°35°
0%
Saturday
Sunny
95°/ 72° 35°/ 22°
30%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
40%
Monday
Rain Showers
82°/ 62° 28°/ 17°
40%

Night: Partly cloudy this evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds around 5 mph. Chance of rain 50 percent. Heat index values up to 101 early this evening.

White Hall, IL

Tonight
Thunderstorms
72°22°
70%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
70%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Fri-Fri Night
Clear
92°33°
0%
Saturday
Sunny
95°/ 68° 35°/ 20°
50%
Sunday
Thunderstorms
88°/ 65° 31°/ 18°
50%
Mon-Mon Night
Rain Showers
80°27°
20%

Night: Mostly cloudy with a chance of thunderstorms. A chance of showers this evening, then showers likely after midnight. Lows in the lower 70s. Southeast winds around 5 mph, becoming northeast after midnight. Chance of rain 70 percent.

Washington, MO

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Sunny
95°/ 72° 35°/ 22°
0%
Fri-Fri Night
Clear
95°35°
0%
Saturday
Sunny
95°/ 70° 35°/ 21°
40%
Sun-Sun Night
Thunderstorms
88°31°
40%
Monday
Rain Showers
78°/ 62° 26°/ 17°
30%

Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds around 5 mph this evening, becoming light and variable. Chance of rain 50 percent.

Litchfield, IL

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Thunderstorms
95°/ 70° 35°/ 21°
20%
Fri-Fri Night
Clear
92°33°
0%
Saturday
Sunny
95°/ 70° 35°/ 21°
40%
Sunday
Thunderstorms
90°/ 65° 32°/ 18°
40%
Monday
Rain Showers
82°/ 60° 28°/ 16°
40%

Night: Partly cloudy this evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. South winds around 5 mph, becoming east after midnight. Chance of rain 50 percent.

Farmington, MO

Tonight
Clear
72°22°
0%
Wednesday
Thunderstorms
95°/ 72° 35°/ 22°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Clear
95°35°
0%
Saturday
Clear
95°/ 68° 35°/ 20°
20%
Sunday
Thunderstorms
92°/ 65° 33°/ 18°
40%
Monday
Thunderstorms
82°28°
50%

Night: Mostly clear. Lows in the lower 70s. South winds around 5 mph. Heat index values up to 100 early this evening.

Pinckneyville, IL

Tonight
Thunderstorms
72°22°
20%
Wednesday
Rain Showers
98°/ 72° 37°/ 22°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Clear
98°37°
0%
Saturday
Clear
98°/ 68° 37°/ 20°
0%
Sun Night
Cloudy
68°20°
0%
Monday
Rain Showers
85°29°
40%

Night: Partly cloudy. A slight chance of showers and thunderstorms this evening. Lows in the lower 70s. South winds around 5 mph. Chance of rain 20 percent.

Perryville, MO

Tonight
Cloudy
72°22°
0%
Wednesday
Rain Showers
95°/ 72° 35°/ 22°
20%
Thursday
Sunny
95°/ 72° 35°/ 22°
0%
Friday
Clear
95°35°
0%
Saturday
Clear
95°/ 70° 35°/ 21°
0%
Sun Night
Cloudy
70°21°
0%
Monday
Rain Showers
85°29°
50%

Night: Partly cloudy this evening, then becoming mostly clear. Lows in the lower 70s. South winds around 5 mph.

Carbondale, IL

Tonight
Clear
72°22°
0%
Wednesday
Rain Showers
98°/ 75° 37°/ 24°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Clear
95°35°
0%
Sat Night
Clear
95°35°
0%
Sun-Sun Night
Cloudy
95°35°
0%
Monday
Rain Showers
85°29°
40%

Night: Mostly clear. Lows in the lower 70s. South winds around 5 mph.

Montgomery, MO

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
92°/ 72° 33°/ 22°
50%
Thursday
Sunny
95°/ 72° 35°/ 22°
20%
Fri-Fri Night
Clear
92°33°
0%
Saturday
Sunny
92°/ 68° 33°/ 20°
50%
Sunday
Thunderstorms
85°/ 65° 29°/ 18°
50%
Monday
Rain Showers
78°26°
30%

Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds around 5 mph, becoming northeast after midnight. Chance of rain 50 percent.

Mount Vernon, IL

Tonight
Thunderstorms
72°22°
20%
Wednesday
Rain Showers
98°/ 75° 37°/ 24°
20%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Fri-Fri Night
Clear
95°35°
0%
Saturday
Cloudy
95°35°
0%
Sunday
Cloudy
95°/ 68° 35°/ 20°
30%
Monday
Rain Showers
85°29°
40%

Night: Partly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 70s. South winds 5 to 10 mph. Chance of rain 20 percent.

Winchester, IL

Tonight
Thunderstorms
70°21°
80%
Wednesday
Thunderstorms
85°/ 72° 29°/ 22°
80%
Thursday
Sunny
92°/ 70° 33°/ 21°
0%
Friday
Sunny
92°/ 72° 33°/ 22°
0%
Saturday
Sunny
92°/ 68° 33°/ 20°
50%
Sunday
Rain Showers
85°/ 65° 29°/ 18°
50%
Monday
Mostly Cloudy
78°26°
0%

Night: Showers and thunderstorms. Lows around 70. East winds around 5 mph, becoming north after midnight. Chance of rain 80 percent.

Jacksonville, IL

Tonight
Thunderstorms
70°21°
70%
Wednesday
Thunderstorms
85°/ 72° 29°/ 22°
80%
Thursday
Sunny
92°/ 68° 33°/ 20°
0%
Friday
Sunny
92°/ 70° 33°/ 21°
0%
Saturday
Sunny
92°/ 68° 33°/ 20°
50%
Sun-Sun Night
Rain Showers
85°29°
50%
Monday
Mostly Cloudy
78°26°
0%

Night: Thunderstorms likely. Showers likely. Lows around 70. Northeast winds around 5 mph. Chance of rain 70 percent.

Springfield, IL

Tonight
Thunderstorms
72°22°
70%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
80%
Thursday
Rain Showers
92°/ 68° 33°/ 20°
30%
Friday
Cloudy
92°33°
0%
Saturday
Cloudy
92°/ 68° 33°/ 20°
50%
Sun-Sun Night
Rain Showers
88°31°
50%
Mon-Mon Night
Mostly Cloudy
78°26°
0%

Night: Thunderstorms likely. Showers likely. Lows in the lower 70s. East winds around 5 mph, becoming northeast after midnight. Chance of rain 70 percent.

Taylorville, IL

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
88°/ 72° 31°/ 22°
50%
Thursday
Rain Showers
92°/ 68° 33°/ 20°
30%
Friday
Sunny
92°/ 70° 33°/ 21°
0%
Saturday
Sunny
95°/ 68° 35°/ 20°
50%
Sun Night
Rain Showers
65°18°
50%
Monday
Rain Showers
82°/ 60° 28°/ 16°
40%

Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds 5 to 10 mph, becoming northeast after midnight. Chance of rain 50 percent.

West Frankfort, IL

Tonight
Clear
75°24°
0%
Wednesday
Sunny
98°/ 75° 37°/ 24°
0%
Thursday
Sunny
98°/ 72° 37°/ 22°
0%
Friday
Clear
98°37°
0%
Saturday
Clear
98°/ 72° 37°/ 22°
0%
Sun Night
Cloudy
72°22°
0%
Monday
Rain Showers
88°31°
40%

Night: Mostly clear. Lows in the mid 70s. South winds 5 to 10 mph.

Shelbyville, IL

Tonight
Thunderstorms
72°22°
50%
Wednesday
Thunderstorms
90°/ 72° 32°/ 22°
50%
Thursday
Sunny
92°/ 68° 33°/ 20°
0%
Friday
Sunny
92°/ 68° 33°/ 20°
0%
Saturday
Sunny
95°/ 68° 35°/ 20°
40%
Sunday
Rain Showers
88°/ 65° 31°/ 18°
40%
Monday
Rain Showers
82°/ 58° 28°/ 14°
40%

Night: Mostly cloudy with a chance of showers and thunderstorms. Lows in the lower 70s. Southeast winds 5 to 10 mph, becoming east after midnight. Chance of rain 50 percent.

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