Grain Valley, MO Weather Forecast & Current Conditions

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Grain Valley Weather Map
UTC Time: 9/21/2026, 05:10
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Grain Valley, MO Regional Weather

Expires:202609210600;;799673
ASUS43 KEAX 210510
RWREAX

WEATHER ROUNDUP FOR EASTERN KANSAS AND NORTHWEST MISSOURI
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1200 AM CDT MON SEP 21 2026


KSZ040-057-103>105-MOZ028-029-037-043-210600-
...KANSAS CITY METROPOLITAN AREA...
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
K.C. INTL      MOCLDY    66  65  96 NW7       30.01S                  
K.C. DOWNTOWN  NOT AVBL                                               
LEES SUMMIT    CLOUDY    69  65  86 N5        30.02R                  
OLATHE - IXD   CLOUDY    67  64  90 NW7       30.03R                  
OLATHE - OJC   CLOUDY    68  64  87 NW6       30.02R                  
LAWRENCE       CLOUDY    67  65  93 NW7       30.02S                  

$$
 

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

Grain Valley, MO

Tonight
Mostly Cloudy
65°18°
0%
Monday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Rain Showers
72°22°
50%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
50%
Sunday
Partly Cloudy
82°28°
0%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph.

Richmond, MO

Tonight
Thunderstorms
65°18°
20%
Monday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Tuesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Wednesday
Sunny
72°/ 48° 22°/
0%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Fri-Fri Night
Rain Showers
75°24°
40%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
40%
Sunday
Partly Cloudy
82°28°
0%

Night: Cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the mid 60s. North winds around 5 mph. Chance of rain 20 percent.

Paola, MO

Tonight
Thunderstorms
65°18°
20%
Monday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thu-Thu Night
Mostly Cloudy
75°24°
0%
Fri-Fri Night
Rain Showers
75°24°
50%
Saturday
Rain Showers
82°/ 62° 28°/ 17°
50%

Night: Mostly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Fort Leavenworth, MO

Tonight
Mostly Cloudy
65°18°
0%
Monday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Rain Showers
72°22°
50%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
50%
Sunday
Partly Cloudy
82°28°
0%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph.

Warrensburg, MO

Tonight
Thunderstorms
65°18°
30%
Monday
Rain Showers
78°/ 58° 26°/ 14°
20%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thu Night
Mostly Cloudy
55°13°
0%
Friday
Rain Showers
78°26°
40%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
40%
Sunday
Partly Cloudy
85°29°
0%

Night: Mostly cloudy with a slight chance of showers. A chance of thunderstorms, mainly this evening. Patchy fog after midnight. Lows in the mid 60s. North winds around 5 mph. Chance of rain 30 percent.

Fort Leavenworth, KS

Tonight
Mostly Cloudy
65°18°
0%
Monday
Mostly Cloudy
72°/ 58° 22°/ 14°
0%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Rain Showers
72°22°
50%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
50%
Sunday
Partly Cloudy
82°28°
0%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph.

Paola, KS

Tonight
Thunderstorms
65°18°
20%
Monday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thu-Thu Night
Mostly Cloudy
75°24°
0%
Fri-Fri Night
Rain Showers
75°24°
50%
Saturday
Rain Showers
82°/ 62° 28°/ 17°
50%

Night: Mostly cloudy with a slight chance of showers and thunderstorms. Patchy fog after midnight. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Atchison, MO

Tonight
Rain Showers
62°17°
20%
Monday
Rain Showers
70°/ 55° 21°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wed-Wed Night
Cloudy
68°20°
0%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
40%
Friday
Rain Showers
72°/ 58° 22°/ 14°
50%
Sat Night
Rain Showers
62°17°
30%
Sunday
Partly Cloudy
78°26°
0%

Night: Cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Hamilton, MO

Tonight
Rain Showers
62°17°
20%
Monday
Cloudy
70°/ 55° 21°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Sunny
68°/ 48° 20°/
0%
Thu-Thu Night
Mostly Cloudy
68°20°
0%
Fri-Fri Night
Rain Showers
72°22°
40%
Saturday
Rain Showers
78°/ 60° 26°/ 16°
40%

Night: Cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. Northeast winds around 5 mph. Chance of rain 20 percent.

Lawrence, KS

Afternoon
Mostly Cloudy
75°/ 62° 24°/ 17°
0%
Monday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Tuesday
Mostly Cloudy
70°/ 52° 21°/ 11°
0%
Wednesday
Sunny
72°/ 52° 22°/ 11°
0%
Thursday
Partly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Rain Showers
75°24°
50%
Saturday
Rain Showers
78°26°
40%

Day: Mostly cloudy and not as warm. Near steady temperature in the mid 70s. North winds 5 to 10 mph.

Night: Mostly cloudy. Patchy fog after midnight. Humid with lows in the lower 60s. North winds 5 to 10 mph.

Ottawa, KS

Afternoon
Thunderstorms
78°/ 62° 26°/ 17°
20%
Monday
Mostly Cloudy
75°/ 58° 24°/ 14°
0%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Rain Showers
75°/ 55° 24°/ 13°
40%
Fri-Fri Night
Rain Showers
75°24°
50%
Saturday
Rain Showers
80°27°
40%

Day: Partly sunny with a slight chance of showers and thunderstorms. Not as warm. Near steady temperature in the upper 70s. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. Patchy fog after midnight. Humid with lows in the lower 60s. North winds 5 to 10 mph.

Tiffin, MO

Overnight
Thunderstorms
65°18°
50%
Monday
Mostly Cloudy
78°/ 60° 26°/ 16°
0%
Tuesday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Wed-Wed Night
Clear
75°24°
0%
Thursday
Sunny
78°/ 58° 26°/ 14°
0%
Friday
Rain Showers
78°26°
30%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
30%

Night: Mostly cloudy with a chance of showers and thunderstorms. Patchy fog. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 50 percent.

Atchison, KS

Tonight
Rain Showers
62°17°
20%
Monday
Rain Showers
70°/ 55° 21°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 50° 18°/ 10°
0%
Wed-Wed Night
Cloudy
68°20°
0%
Thursday
Mostly Cloudy
68°/ 55° 20°/ 13°
40%
Friday
Rain Showers
72°/ 58° 22°/ 14°
50%
Sat Night
Rain Showers
62°17°
30%
Sunday
Partly Cloudy
78°26°
0%

Night: Cloudy. A slight chance of showers after midnight. Patchy fog after midnight. Lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Warsaw, MO

Overnight
Thunderstorms
65°18°
50%
Monday
Thunderstorms
75°/ 58° 24°/ 14°
20%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wed-Wed Night
Clear
72°22°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Rain Showers
78°26°
30%
Saturday
Rain Showers
78°/ 62° 26°/ 17°
30%

Night: Mostly cloudy with a chance of showers and thunderstorms. Patchy fog. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 50 percent.

Bethany, MO

Tonight
Rain Showers
60°16°
40%
Monday
Rain Showers
62°/ 55° 17°/ 13°
50%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Sunny
65°/ 48° 18°/
0%
Thursday
Mostly Cloudy
65°/ 55° 18°/ 13°
40%
Fri Night-Sat
Rain Showers
58°14°
50%
Sat Night-Sun
Mostly Cloudy
60°16°
0%

Night: Cloudy. A slight chance of showers this evening, then a chance of showers after midnight. Patchy fog. Lows around 60. Northeast winds 5 to 10 mph. Chance of rain 40 percent.

Valley Falls, KS

Afternoon
Mostly Cloudy
72°/ 62° 22°/ 17°
0%
Monday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Tuesday
Mostly Cloudy
68°/ 52° 20°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Rain Showers
72°/ 55° 22°/ 13°
40%
Fri-Fri Night
Rain Showers
72°22°
50%
Saturday
Rain Showers
78°26°
50%

Day: Mostly cloudy and not as warm. Near steady temperature in the lower 70s. North winds around 5 mph.

Night: Mostly cloudy. Patchy fog after midnight. Humid with lows in the lower 60s. North winds around 5 mph.

Brookfield, MO

Tonight
Thunderstorms
62°17°
20%
Monday
Rain Showers
70°/ 55° 21°/ 13°
20%
Tuesday
Mostly Cloudy
65°/ 48° 18°/
0%
Wednesday
Sunny
68°/ 48° 20°/
0%
Thu-Thu Night
Mostly Cloudy
70°21°
0%
Friday
Rain Showers
75°24°
40%
Saturday
Rain Showers
75°/ 58° 24°/ 14°
40%

Night: Cloudy with a slight chance of showers and thunderstorms. Patchy fog. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.

Fayette, MO

Tonight
Thunderstorms
65°18°
40%
Monday
Thunderstorms
78°/ 58° 26°/ 14°
20%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wed-Wed Night
Clear
75°24°
0%
Thursday
Sunny
75°/ 55° 24°/ 13°
0%
Friday
Rain Showers
78°26°
30%
Sat Night
Rain Showers
78°26°
30%
Sunday
Partly Cloudy
85°29°
0%

Night: Cloudy with a chance of showers. A slight chance of thunderstorms this evening, then a chance of thunderstorms after midnight. Patchy fog after midnight. Lows in the mid 60s. North winds around 5 mph. Chance of rain 40 percent.

Garnett, KS

Afternoon
Thunderstorms
80°/ 62° 27°/ 17°
20%
Monday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Tuesday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Wed Night
Cloudy
52°11°
0%
Thursday
Rain Showers
75°/ 58° 24°/ 14°
N/A
Friday
Rain Showers
75°/ 62° 24°/ 17°
50%
Saturday
Rain Showers
82°28°
40%

Day: Mostly cloudy with a slight chance of showers and thunderstorms. Not as warm. Near steady temperature around 80. North winds 5 to 10 mph. Chance of rain 20 percent.

Night: Mostly cloudy. A slight chance of showers in the evening. Patchy fog after midnight. Humid with lows in the lower 60s. North winds 5 to 10 mph. Chance of rain 20 percent.

Nevada, MO

Overnight
Thunderstorms
65°18°
40%
Monday
Mostly Cloudy
78°/ 58° 26°/ 14°
0%
Tuesday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Wednesday
Sunny
75°/ 52° 24°/ 11°
0%
Thu-Thu Night
Mostly Cloudy
78°26°
0%
Friday
Rain Showers
80°27°
40%
Saturday
Rain Showers
80°/ 62° 27°/ 17°
40%
Sunday
Rain Showers
85°29°
20%

Night: Mostly cloudy. A chance of showers and thunderstorms late this evening, then a slight chance of showers and thunderstorms. Patchy fog. Lows in the mid 60s. North winds 5 to 10 mph. Chance of rain 40 percent.

Names listed above may include county names.

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