Saint Francis, SD Weather Forecast

Local 7-day forecast

45°
F

Chance Snow Showers

Track current conditions, temperature changes, wind, and the full daily outlook for Saint Francis, SD in one place.

Friday, April 17, 2026
Wind: 32 mph NW
Friday

A chance of rain showers before 7am, then a chance of snow showers. Mostly cloudy, with a high near 45. Wind chill values as low as 17. Northwest wind around 32 mph, with gusts as high as 44 mph. Chance of precipitation is 40%.

Local 7-day forecast

Local Weather Overview

This forecast page for Saint Francis, SD is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 16, 2026 12:52 PM CDT.

The active forecast window currently covers Apr 17 to Apr 22, 2026 for Saint Francis, SD.

Page Snapshot

Page focus
city weather
Forecast window
Apr 17 to Apr 22, 2026
Latest sync
Apr 16, 2026 12:52 PM CDT
Forecast office
UNR
Source
NOAA / NWS
Next High
45°F
Friday
Next Low
22°F
Friday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
32 mph
Friday

Daily Outlook

Today
Apr 17
Chance Snow Showers
45 °F
/ 22°F
Wind 32 mph
Sat
Apr 18
Sunny
52 °F
/ 28°F
Wind 14 to 30 mph
Sun
Apr 19
Sunny
67 °F
/ 36°F
Wind 10 to 15 mph
Mon
Apr 20
Sunny
80 °F
/ 45°F
Wind 14 to 20 mph
Tue
Apr 21
Sunny
81 °F
/ 49°F
Wind 14 to 20 mph
Wed
Apr 22
Mostly Sunny then Chance Showers And Thunderstorms
77 °F
/ 45°F
Wind 17 to 28 mph

This Week in Saint Francis

Tuesday looks like the warmest upcoming period in Saint Francis at 81 degrees F.

Friday Night is the coolest period ahead with temperatures near 22 degrees F.

The strongest winds are forecast for Friday at about 32 mph NW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
Apr 16, 2026 12:52 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
UNR
Radar station
KLNX

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Friday Night
Apr 17
22°F
Chance Snow Showers
15 to 30 mph NW

A chance of snow showers before 1am. Partly cloudy. Low around 22, with temperatures rising to around 24 overnight. Wind chill values as low as 11. Northwest wind 15 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 40%.

Saturday
Apr 18
52°F
Sunny
14 to 30 mph NW

Sunny, with a high near 52. Northwest wind 14 to 30 mph, with gusts as high as 41 mph.

Saturday Night
Apr 18
28°F
Mostly Clear
8 to 28 mph NW

Mostly clear, with a low around 28. Northwest wind 8 to 28 mph, with gusts as high as 38 mph.

Sunday
Apr 19
67°F
Sunny
10 to 15 mph S

Sunny, with a high near 67. South wind 10 to 15 mph, with gusts as high as 23 mph.

Sunday Night
Apr 19
36°F
Clear
16 mph SE

Clear, with a low around 36. Southeast wind around 16 mph, with gusts as high as 24 mph.

Monday
Apr 20
80°F
Sunny
14 to 20 mph SW

Sunny, with a high near 80.

Monday Night
Apr 20
45°F
Partly Cloudy
17 mph SW

Partly cloudy, with a low around 45.

Tuesday
Apr 21
81°F
Sunny
14 to 20 mph S

Sunny, with a high near 81.

Tuesday Night
Apr 21
49°F
Mostly Clear
20 mph SE

Mostly clear, with a low around 49.

Wednesday
Apr 22
77°F
Mostly Sunny then Chance Showers And Thunderstorms
17 to 28 mph S

A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77.

Wednesday Night
Apr 22
45°F
Chance Showers And Thunderstorms
20 to 25 mph SE

A chance of showers and thunderstorms. Mostly cloudy, with a low around 45.

Detailed Forecast

Period Conditions Temp Wind
Friday
Apr 17
Chance Snow Showers
45°F
32 mph
NW
Friday Night
Apr 17
Chance Snow Showers
22°F
15 to 30 mph
NW
Saturday
Apr 18
Sunny
52°F
14 to 30 mph
NW
Saturday Night
Apr 18
Mostly Clear
28°F
8 to 28 mph
NW
Sunday
Apr 19
Sunny
67°F
10 to 15 mph
S
Sunday Night
Apr 19
Clear
36°F
16 mph
SE
Monday
Apr 20
Sunny
80°F
14 to 20 mph
SW
Monday Night
Apr 20
Partly Cloudy
45°F
17 mph
SW
Tuesday
Apr 21
Sunny
81°F
14 to 20 mph
S
Tuesday Night
Apr 21
Mostly Clear
49°F
20 mph
SE
Wednesday
Apr 22
Mostly Sunny then Chance Showers And Thunderstorms
77°F
17 to 28 mph
S
Wednesday Night
Apr 22
Chance Showers And Thunderstorms
45°F
20 to 25 mph
SE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.