10-day forecast for Isabel, SD: 30° to 63°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.
63°
Best day: Sunday, November 1
53° · 1.44 in
Worst day: Monday, November 2
Tap any day below to see morning, afternoon, evening and overnight.
Fri, 3056° / 35°0
Morning36°feels 30°
Afternoon55°feels 53°
Evening51°feels 49°
Overnight37°feels 31°
56 °
Isabel, Friday, 30 October
Light rain. High 56°, low 35°.
Pressure30.18 inHg
Wind10.1 mph E
Humidity64%
Visibility6.2 mi
Dew point40°
Sat, 3160° / 49°0.01
Morning49°feels 44°
Afternoon57°feels 56°
Evening55°feels 54°
Overnight49°feels 44°
60 °
Isabel, Saturday, 31 October
Light rain. High 60°, low 49°.
Pressure30.03 inHg
Wind10.7 mph SE
Humidity95%
Visibility6.2 mi
Dew point51°
Sun, 0163° / 49°0
Morning48°feels 45°
Afternoon62°feels 61°
Evening56°feels 55°
Overnight53°feels 52°
63 °
Isabel, Sunday, 1 November
Overcast. High 63°, low 49°.
Pressure30.00 inHg
Wind8.3 mph S
Humidity74%
Visibility6.2 mi
Dew point52°
Mon, 0253° / 47°1.44
Morning53°feels 52°
Afternoon53°feels 52°
Evening51°feels 50°
Overnight54°feels 53°
53 °
Isabel, Monday, 2 November
Rain. High 53°, low 47°.
Pressure29.65 inHg
Wind23.5 mph N
Humidity98%
Visibility—
Dew point52°
Tue, 0348° / 43°0.12
Morning45°feels 36°
Afternoon46°feels 38°
Evening46°feels 39°
Overnight43°feels 36°
48 °
Isabel, Tuesday, 3 November
Light rain. High 48°, low 43°.
Pressure30.00 inHg
Wind24.6 mph NW
Humidity71%
Visibility—
Dew point37°
Wed, 0448° / 38°0.01
Morning43°feels 34°
Afternoon46°feels 38°
Evening42°feels 35°
Overnight39°feels 30°
48 °
Isabel, Wednesday, 4 November
Light rain. High 48°, low 38°.
Pressure30.03 inHg
Wind21.9 mph NW
Humidity30%
Visibility—
Dew point16°
Thu, 0546° / 34°0
Morning37°feels 28°
Afternoon42°feels 35°
Evening39°feels 33°
Overnight34°feels 28°
46 °
Isabel, Thursday, 5 November
Clear. High 46°, low 34°.
Pressure29.97 inHg
Wind16.1 mph NW
Humidity26%
Visibility—
Dew point9°
Fri, 0648° / 30°0
Morning35°feels 31°
Afternoon44°feels 40°
Evening41°feels 36°
Overnight39°feels 33°
48 °
Isabel, Friday, 6 November
Mostly clear. High 48°, low 30°.
Pressure29.97 inHg
Wind10.2 mph SE
Humidity21%
Visibility—
Dew point5°
Sat, 0751° / 40°0
Morning42°feels 36°
Afternoon47°feels 43°
Evening46°feels 44°
Overnight44°feels 40°
51 °
Isabel, Saturday, 7 November
Overcast. High 51°, low 40°.
Pressure29.85 inHg
Wind12.6 mph SE
Humidity68%
Visibility—
Dew point36°
About this forecast
How reliable is a 10-day forecast?
The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.
What does the time-of-day table show?
Temperature in Isabel, SD around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.
How is the best day chosen?
We weigh the daytime high against precipitation: a warm, dry day scores highest.