Mentor School, SD Weather Forecast & Current Conditions

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Mentor School, SD Weather Maps

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Mentor School Weather Map
UTC Time: 9/22/2026, 04:35
Your Time:
Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Mentor School, SD Regional Weather

Expires:202609220500;;850951
ASUS43 KFSD 220410
RWRSD 

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1100 PM CDT MON SEP 21 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY.



SDZ012>016-024>037-041>051-057-063-072>074-220500-
SOUTHWEST AND SOUTH CENTRAL SOUTH DAKOTA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
RAPID CTY ARPT CLOUDY    55  53  93 SE10      30.23R TC  13           
PIERRE         CLEAR     53  50  89 SE7       30.22R TC  12           
CUSTER         CLOUDY    49  48  97 SE5       30.26S FOG     TC   9   
ELLSWORTH AFB  CLOUDY    56  53  89 S13       30.18S TC  13           
PHILIP         CLEAR     53  51  93 E5        30.23R TC  12           
SPEARFISH      CLEAR     54  54 100 E8        30.19S TC  12           
WINNER         CLEAR     50  48  93 SE8       30.25R TC  10           
$$
 

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

Mentor School, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
40%
Wednesday
Thunderstorms
68°/ 55° 20°/ 13°
40%
Thursday
Mostly Cloudy
75°/ 55° 24°/ 13°
20%
Fri Night
Thunderstorms
55°13°
30%
Saturday
Mostly Cloudy
75°/ 52° 24°/ 11°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Rain Showers
72°22°
50%

Night: Mostly cloudy. Lows in the mid 40s. East winds 5 to 10 mph.

Fort Pierre, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
40%
Wednesday
Thunderstorms
75°/ 55° 24°/ 13°
50%
Thu-Thu Night
Mostly Cloudy
75°24°
0%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
20%
Saturday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Rain Showers
72°22°
50%

Night: Mostly cloudy. Lows in the mid 40s. Southeast winds 10 to 15 mph.

Onida, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
40%
Wednesday
Thunderstorms
68°/ 52° 20°/ 11°
50%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Murdo, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
40%
Wednesday
Rain Showers
75°/ 55° 24°/ 13°
20%
Thursday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
20%
Sat-Sat Night
Cloudy
78°26°
0%
Sunday
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Monday
Rain Showers
72°22°
50%

Night: Mostly cloudy. Lows in the mid 40s. East winds 10 to 15 mph.

Gettysburg, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
40%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Kennebec, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
50%
Wednesday
Rain Showers
70°/ 55° 21°/ 13°
40%
Thursday
Mostly Cloudy
75°/ 52° 24°/ 11°
30%
Friday
Rain Showers
72°/ 55° 22°/ 13°
30%
Saturday
Partly Cloudy
75°/ 55° 24°/ 13°
0%
Sun Night
Thunderstorms
55°13°
40%
Monday
Rain Showers
72°22°
50%

Night: Mostly cloudy. Lows in the mid 40s. East winds 10 to 15 mph.

Highmore, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
50%
Wednesday
Thunderstorms
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 52° 22°/ 11°
20%
Fri Night
Thunderstorms
55°13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Thunderstorms
52°11°
40%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy. Lows in the mid 40s. East winds 5 to 10 mph.

Isabel, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 55° 17°/ 13°
20%
Wednesday
Thunderstorms
70°/ 52° 21°/ 11°
70%
Thu-Thu Night
Cloudy
75°24°
0%
Fri-Fri Night
Thunderstorms
70°21°
20%
Saturday
Partly Cloudy
75°/ 52° 24°/ 11°
0%
Sunday
Partly Cloudy
68°20°
0%
Sun Night-Mon
Rain Showers
52°11°
50%

Night: Mostly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Fort Thompson, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
40%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
30%
Fri Night
Thunderstorms
55°13°
40%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sun Night
Thunderstorms
55°13°
30%
Monday
Rain Showers
70°21°
50%

Night: Mostly cloudy. Patchy fog after midnight. Lows in the mid 40s. East winds 10 to 15 mph, diminishing to around 5 mph after midnight.

Miller, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
20%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sun Night
Rain Showers
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy. Patchy fog. Lows in the mid 40s. East winds 5 to 10 mph.

Faulkton, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
60°/ 48° 16°/
20%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thursday
Mostly Cloudy
72°/ 52° 22°/ 11°
20%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog. Lows in the mid 40s. Southeast winds around 5 mph.

Mobridge, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
20%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Rain Showers
52°11°
50%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

McIntosh, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 52° 17°/ 11°
20%
Wednesday
Thunderstorms
70°/ 52° 21°/ 11°
80%
Thu-Thu Night
Cloudy
75°24°
0%
Friday
Rain Showers
72°/ 55° 22°/ 13°
20%
Saturday
Partly Cloudy
72°/ 50° 22°/ 10°
20%
Sun Night-Mon
Rain Showers
50°10°
50%

Night: Mostly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Chamberlain, SD

Tonight
Mostly Cloudy
50°10°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
50%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
30%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Sunday
Sunny
72°/ 55° 22°/ 13°
30%
Monday
Rain Showers
72°22°
50%

Night: Mostly cloudy. Patchy fog this evening, then areas of fog after midnight. Lows around 50. East winds 5 to 10 mph.

Ipswich, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Cloudy
60°/ 48° 16°/
20%
Wednesday
Thunderstorms
62°/ 52° 17°/ 11°
70%
Thu-Thu Night
Mostly Cloudy
70°21°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
20%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Huron, SD

Tonight
Drizzle
50°10°
0%
Tuesday
Drizzle
62°/ 48° 17°/
20%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Mostly Cloudy
70°/ 55° 21°/ 13°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Saturday
Mostly Cloudy
72°/ 55° 22°/ 13°
0%
Sunday
Sunny
68°/ 55° 20°/ 13°
40%
Monday
Rain Showers
70°21°
50%

Night: Mostly cloudy. A slight chance of drizzle after midnight. Patchy fog after midnight. Lows around 50. East winds 5 to 10 mph.

Herreid, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
20%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
80%
Thu-Thu Night
Mostly Cloudy
72°22°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
40%
Saturday
Mostly Cloudy
72°/ 50° 22°/ 10°
0%
Sun Night
Rain Showers
50°10°
50%
Monday
Rain Showers
68°20°
50%

Night: Mostly cloudy this evening, then becoming partly cloudy. Lows in the mid 40s. Southeast winds 5 to 10 mph.

Redfield, SD

Tonight
Mostly Cloudy
45°
0%
Tuesday
Mostly Cloudy
62°/ 48° 17°/
0%
Wednesday
Thunderstorms
65°/ 52° 18°/ 11°
70%
Thursday
Mostly Cloudy
70°/ 55° 21°/ 13°
20%
Fri Night
Thunderstorms
55°13°
50%
Saturday
Mostly Cloudy
72°/ 52° 22°/ 11°
0%
Sun Night
Thunderstorms
52°11°
40%
Monday
Thunderstorms
68°20°
50%

Night: Partly cloudy this evening, then becoming mostly cloudy. Patchy fog. Lows in the mid 40s. East winds 5 to 10 mph.

Gregory, SD

Tonight
Cloudy
52°11°
0%
Tuesday
Mostly Cloudy
62°/ 50° 17°/ 10°
50%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
50%
Thursday
Rain Showers
72°/ 55° 22°/ 13°
40%
Friday
Rain Showers
68°/ 58° 20°/ 14°
50%
Saturday
Mostly Cloudy
75°/ 55° 24°/ 13°
0%
Sunday
Sunny
72°/ 55° 22°/ 13°
30%
Monday
Rain Showers
72°22°
50%

Night: Cloudy. Patchy fog this evening, then areas of fog after midnight. Lows in the lower 50s. East winds 5 to 10 mph.

Eureka, SD

Tonight
Mostly Cloudy
42°
0%
Tuesday
Mostly Cloudy
60°/ 48° 16°/
20%
Wednesday
Thunderstorms
62°/ 52° 17°/ 11°
80%
Thu-Thu Night
Mostly Cloudy
70°21°
0%
Friday
Rain Showers
68°/ 55° 20°/ 13°
50%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
20%
Sun Night
Thunderstorms
52°11°
50%
Monday
Thunderstorms
65°18°
60%

Night: Mostly cloudy this evening, then becoming partly cloudy. Patchy fog after midnight. Lows in the lower 40s. Southeast winds 5 to 10 mph.

Names listed above may include county names.

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