10-day forecast for Opal, SD: 36° to 67°, with precipitation expected on 1 day. The table below breaks each day into morning, afternoon, evening and overnight.
67°
Best day: Saturday, November 14
59° · 0.06 in
Worst day: Tuesday, November 17
Tap any day below to see morning, afternoon, evening and overnight.
Mon, 0961° / 41°0
Morning48°feels 44°
Afternoon61°feels 58°
Evening45°feels 45°
Overnight47°feels 42°
61 °
Opal, Monday, 9 November
Partly cloudy. High 61°, low 41°.
Pressure30.12 inHg
Wind8.6 mph NW
Humidity36%
Visibility6.2 mi
Dew point31°
Tue, 1061° / 39°0
Morning42°feels 39°
Afternoon58°feels 56°
Evening48°feels 44°
Overnight42°feels 37°
61 °
Opal, Tuesday, 10 November
Overcast. High 61°, low 39°.
Pressure29.94 inHg
Wind13.7 mph NW
Humidity44%
Visibility6.2 mi
Dew point37°
Wed, 1157° / 40°0
Morning43°feels 36°
Afternoon57°feels 55°
Evening43°feels 41°
Overnight43°feels 37°
57 °
Opal, Wednesday, 11 November
Partly cloudy. High 57°, low 40°.
Pressure30.18 inHg
Wind8.8 mph NW
Humidity44%
Visibility6.2 mi
Dew point34°
Thu, 1252° / 37°0
Morning40°feels 37°
Afternoon48°feels 44°
Evening43°feels 38°
Overnight41°feels 38°
52 °
Opal, Thursday, 12 November
Clear. High 52°, low 37°.
Pressure30.09 inHg
Wind7.9 mph SE
Humidity64%
Visibility6.2 mi
Dew point38°
Fri, 1357° / 36°0
Morning40°feels 35°
Afternoon51°feels 49°
Evening46°feels 45°
Overnight41°feels 38°
57 °
Opal, Friday, 13 November
Overcast. High 57°, low 36°.
Pressure29.85 inHg
Wind8.9 mph SE
Humidity63%
Visibility—
Dew point37°
Sat, 1467° / 44°0
Morning51°feels 47°
Afternoon62°feels 59°
Evening56°feels 53°
Overnight51°feels 47°
67 °
Opal, Saturday, 14 November
Partly cloudy. High 67°, low 44°.
Pressure29.83 inHg
Wind11.3 mph W
Humidity25%
Visibility—
Dew point25°
Sun, 1565° / 50°0
Morning53°feels 51°
Afternoon61°feels 58°
Evening55°feels 52°
Overnight52°feels 49°
65 °
Opal, Sunday, 15 November
Overcast. High 65°, low 50°.
Pressure29.80 inHg
Wind11 mph SE
Humidity24%
Visibility—
Dew point23°
Mon, 1664° / 48°0
Morning51°feels 49°
Afternoon60°feels 56°
Evening55°feels 51°
Overnight53°feels 51°
64 °
Opal, Monday, 16 November
Clear. High 64°, low 48°.
Pressure29.71 inHg
Wind8.8 mph S
Humidity24%
Visibility—
Dew point22°
Tue, 1759° / 51°0.06
Morning53°feels 51°
Afternoon58°feels 55°
Evening53°feels 53°
Overnight52°feels 51°
59 °
Opal, Tuesday, 17 November
Light rain. High 59°, low 51°.
Pressure29.71 inHg
Wind8.7 mph S
Humidity43%
Visibility—
Dew point35°
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 Opal, 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.