Observed 2:15 PM CDT at KSLO

Smithboro, IL weather

Sunny and 75°24°.

Forecasts agree

Now 75°24°

Sunny

Wind: 5 mph8 km/h; From the southeast. Up to 5 mph8 km/h through 3 AM
Dew point: 45°7°; Comfortable
UV index: 3Moderate; Moderate until 4 PM · peak 4
Pressure: 30.34 inHg1027 hPa; Falling · −0.06 inHg−2.0 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (76°24° then, 75°24° now)

Good hours for

Below 60°16° tonight after 8 PM
Low 47°8° tomorrow at 7 AM
Above 60°16° tomorrow by 10 AM

This afternoonNear 74°23° · Partly cloudy
TonightDown to 49°9° by 4 AM · Partly cloudy
Tomorrow morningUp to 67°19° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 76°24° by 3 PM · Mostly cloudy
Tomorrow nightDown to 51°11° by 4 AM · Mostly cloudy
Monday morningUp to 69°21° by 11 AM · Mostly cloudy
Monday afternoonUp to 76°24° by 2 PM · Mostly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 3p	Cloudy	74°23° (likely 71°22° to 74°23°)	74°23°	0%	5 mph8 km/h from SE, gusts 7 mph11 km/h	33%	66%	3
Sat 4p	Partly sunny	74°23° (likely 71°22° to 74°23°)	74°23°	0%	5 mph8 km/h from SE, gusts 7 mph11 km/h	33%	49%	2
Sat 5p	Partly sunny	73°23° (likely 68°20° to 74°23°)	73°23°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	35%	54%	1
Sat 6p	Mostly clear	68°20° (likely 63°17° to 69°21°)	68°20°	0%	2 mph3 km/h from SE, gusts 8 mph12 km/h	44%	16%	0
Sat 7p	Partly cloudy	62°17° (likely 60°16° to 64°18°)	62°17°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	56%	40%	0
Sat 8p	Clear	58°14° (likely 58°14° to 62°17°)	58°14°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	64%	8%	0
Sat 9p	Clear	56°13° (likely 56°13° to 60°16°)	56°13°	0%	2 mph3 km/h from SE, gusts 7 mph12 km/h	69%	1%	0
Sat 10p	Clear	54°12° (likely 54°12° to 58°14°)	54°12°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	74%	2%	0
Sat 11p	Clear	54°12° (likely 54°12° to 56°13°)	54°12°	0%	1 mph2 km/h from SE, gusts 7 mph11 km/h	74%	22%	0
Sun 12a	Clear	52°11° (likely 52°11° to 55°13°)	52°11°	0%	1 mph2 km/h from SE, gusts 7 mph11 km/h	80%	0%	0
Sun 1a	Clear	51°11° (likely 51°11° to 54°12°)	51°11°	0%	1 mph2 km/h from SE, gusts 7 mph12 km/h	83%	37%	0
Sun 2a	Mostly clear	51°11° (likely 50°10° to 53°12°)	51°11°	0%	1 mph2 km/h from SE, gusts 6 mph10 km/h	80%	33%	0
Sun 3a	Partly cloudy	50°10° (likely 50°10° to 52°11°)	50°10°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	83%	58%	0
Sun 4a	Partly cloudy	49°9° (likely 49°9° to 51°11°)	49°9°	0%	1 mph2 km/h from E, gusts 6 mph9 km/h	86%	55%	0
Sun 5a	Partly cloudy	49°9° (likely 48°9° to 50°10°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	82%	0
Sun 6a	Partly cloudy	48°9° (likely 47°8° to 50°10°)	48°9°	0%	0 mph0 km/h, gusts 5 mph7 km/h	89%	76%	0
Sun 7a	Partly sunny	47°8° (likely 47°8° to 49°9°)	47°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	93%	78%	0
Sun 8a	Partly sunny	50°10° (likely 48°9° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	65%	0
Sun 9a	Cloudy	57°14° (likely 53°12° to 57°14°)	57°14°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	75%	71%	1
Sun 10a	Cloudy	62°17° (likely 59°15° to 63°17°)	62°17°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	62%	73%	2
Sun 11a	Cloudy	67°19° (likely 65°18° to 68°20°)	67°19°	0%	3 mph5 km/h from S, gusts 7 mph11 km/h	52%	64%	3
Sun 12p	Cloudy	71°22° (likely 69°21° to 72°22°)	71°22°	0%	3 mph5 km/h from S, gusts 6 mph10 km/h	46%	80%	4
Sun 1p	Cloudy	73°23° (likely 71°22° to 75°24°)	73°23°	0%	3 mph5 km/h from S, gusts 6 mph9 km/h	41%	80%	4
Sun 2p	Cloudy	75°24° (likely 73°23° to 76°24°)	75°24°	0%	3 mph5 km/h from S, gusts 5 mph9 km/h	37%	80%	4
Sun 3p	Cloudy	76°24° (likely 73°23° to 77°25°)	76°24°	0%	3 mph5 km/h from S, gusts 5 mph9 km/h	36%	80%	3
Sun 4p	Cloudy	76°24° (likely 72°22° to 77°25°)	76°24°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	36%	80%	2
Sun 5p	Cloudy	74°23° (likely 70°21° to 76°24°)	74°23°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	38%	81%	1
Sun 6p	Cloudy	70°21° (likely 66°19° to 71°22°)	70°21°	0%	1 mph2 km/h from SE, gusts 5 mph9 km/h	44%	80%	0
Sun 7p	Cloudy	64°18° (likely 63°17° to 67°19°)	64°18°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	56%	80%	0
Sun 8p	Cloudy	60°16° (likely 60°16° to 66°19°)	60°16°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	64%	80%	0
Sun 9p	Cloudy	58°14° (likely 58°14° to 64°18°)	58°14°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	69%	81%	0
Sun 10p	Cloudy	56°13° (likely 56°13° to 63°17°)	56°13°	0%	1 mph2 km/h from SE, gusts 5 mph7 km/h	74%	80%	0
Sun 11p	Cloudy	55°13° (likely 55°13° to 59°15°)	55°13°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	80%	81%	0
Mon 12a	Cloudy	54°12° (likely 54°12° to 58°14°)	54°12°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	83%	81%	0
Mon 1a	Cloudy	53°12° (likely 53°12° to 57°14°)	53°12°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	86%	82%	0
Mon 2a	Cloudy	53°12° (likely 53°12° to 56°13°)	53°12°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	83%	90%	0
Mon 3a	Cloudy	52°11° (likely 52°11° to 56°13°)	52°11°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	86%	92%	0
Mon 4a	Cloudy	51°11° (likely 51°11° to 54°12°)	51°11°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	86%	87%	0
Mon 5a	Cloudy	51°11° (likely 51°11° to 54°12°)	51°11°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	86%	70%	0
Mon 6a	Cloudy	51°11° (likely 51°11° to 54°12°)	51°11°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	86%	68%	0
Mon 7a	Cloudy	50°10° (likely 50°10° to 55°13°)	50°10°	0%	1 mph2 km/h from S, gusts 5 mph9 km/h	89%	72%	0
Mon 8a	Partly sunny	51°11° (likely 51°11° to 58°14°)	51°11°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	89%	74%	0
Mon 9a	Mostly cloudy	57°14° (likely 57°14° to 62°17°)	57°14°	0%	0 mph0 km/h, gusts 6 mph9 km/h	77%	67%	1
Mon 10a	Mostly cloudy	64°18° (likely 63°17° to 66°19°)	64°18°	0%	0 mph0 km/h, gusts 7 mph11 km/h	63%	81%	2
Mon 11a	Mostly cloudy	69°21° (likely 66°19° to 70°21°)	69°21°	0%	1 mph2 km/h from SW, gusts 8 mph13 km/h	53%	76%	3
Mon 12p	Cloudy	72°22° (likely 69°21° to 73°23°)	72°22°	0%	2 mph3 km/h from SW, gusts 9 mph14 km/h	48%	84%	3
Mon 1p	Cloudy	74°23° (likely 71°22° to 76°24°)	74°23°	0%	3 mph5 km/h from SW, gusts 10 mph16 km/h	43%	85%	4
Mon 2p	Cloudy	76°24° (likely 72°22° to 77°25°)	76°24°	0%	3 mph5 km/h from SW, gusts 9 mph15 km/h	40%	76%	3

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Partly sunny. High 74°23°, low 47°8°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Partly sunny, 74°23°
  Dry
2. Evening
  6 PM–midnight
  Clear, 58°14°
  Dry
3. Overnight
  midnight–6 AM
  Partly cloudy, 49°9°
  Dry
Official NWS forecast
Today: Mostly sunny, with a high near 74. Southeast wind around 5 mph.
Tonight: Mostly clear, with a low around 47. Southeast wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
71°22°–74°23°
Low, likely
45°7°–47°8°
Wind
6 mph10 km/h, gusts 13 mph21 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 76°24°, low 50°10°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 76. Southeast wind 0 to 3 mph.
Night: Mostly cloudy, with a low around 50. South wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–77°25°
Low, likely
47°8°–50°10°
Wind
6 mph9 km/h
UV peak
4
Monday, Oct 26. Cloudy. High 77°25°, low 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°11°
  Dry
Official NWS forecast
Day: Partly sunny. High near 77, with temperatures falling to around 73 in the afternoon. Southwest wind 0 to 3 mph.
Night: Partly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–77°25°
Low, likely
49°9°–53°12°
Wind
7 mph12 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 75°24°, low 51°11°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 53°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 75.
Night: Mostly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
49°9°–55°13°
Wind
8 mph13 km/h, gusts 21 mph33 km/h
UV peak
3
Wednesday, Oct 28. Partly sunny. High 79°26°, low 53°12°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 77°25°
  Dry
3. Evening
  6 PM–midnight
  Clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 79.
Night: Mostly clear, with a low around 53.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–79°26°
Low, likely
49°9°–55°13°
Wind
12 mph19 km/h, gusts 19 mph31 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 81°27°, low 53°12°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 81.
Night: Mostly clear, with a low around 53.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–82°28°
Low, likely
51°11°–56°13°
Wind
13 mph20 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 80°27°, low 56°13°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 78°25°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 57°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 80.
Night: Mostly cloudy, with a low around 56.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–80°27°
Low, likely
52°11°–58°14°
Wind
13 mph21 km/h, gusts 21 mph33 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 73°23°, low 58°14°. Rain 0.15 in3.8 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 59°15°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 68°20°
  40% chance · 0.05 in1.3 mm
4. Overnight
  midnight–6 AM
  Drizzle, 64°18°
  50% chance · 0.17 in4.4 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–76°24°
Low, likely
55°13°–61°16°
Wind
16 mph26 km/h, gusts 24 mph38 km/h
UV peak
2
Sunday, Nov 1. Showers. High 73°23°, low 61°16°. Rain 0.51 in13 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 65°19°
  40% chance · 0.06 in1.6 mm
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  30% chance · 0.02 in0.6 mm
3. Evening
  6 PM–midnight
  Showers, 68°20°
  30% chance · 0.22 in5.5 mm
4. Overnight
  midnight–6 AM
  Drizzle, 53°12°
  40% chance · 0.05 in1.3 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–79°26°
Low, likely
59°15°–63°17°
Wind
21 mph34 km/h, gusts 40 mph65 km/h
UV peak
3
Monday, Nov 2. Rain. High 64°18°, low 50°10°. Rain 0.36 in9.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 53°11°
  40% chance · 0.05 in1.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 55°13°
  40% chance · 0.14 in3.7 mm
3. Evening
  6 PM–midnight
  Rain, 54°12°
  40% chance · 0.08 in1.9 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–71°22°
Low, likely
37°3°–65°18°
Wind
23 mph37 km/h, gusts 39 mph63 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 74°, low 47°.
Tomorrow
Dry, high 76°, low 50°.
Monday
Dry, high 77°, low 49°.
Rest of week
Highs 64–81°; chance of precipitation on Saturday, Sunday, Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (LSX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Kaskaskia River at Vandalia

14 mi

Below flood stage

Level: 2.8 ft
Flow: 94 cfs

Reading from Sat 2 PM · NWS gauge page

Kaskaskia River above Carlyle Lake Dam (pool)

19 mi

Below flood stage

Level: 445 ft

Reading from Sat 2 PM · NWS gauge page

Kaskaskia River below Carlyle Dam Tailwater

19 mi

Below flood stage

Level: 412 ft
Flow: 257 cfs

Reading from Sat 2 PM · NWS gauge page

Kaskaskia River at Carlyle

20 mi

Below flood stage

Level: 5.6 ft
Flow: 66 cfs

Reading from Sat 2 PM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 50 min; Losing 2 min 21 s a day; shortest Dec 21, 1 h 24 min less
Golden hour: 5:29–6:23 PM; Morning 6:59–7:53 AM
Blue hour: 6:23–6:33 PM; Morning 6:48–6:59 AM; first light 6:48 AM

Stars tonight? Fair

Mostly clear 8 PM–1 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:31 AM · rises 5:03 PM
Full moon: Oct 25
New moon: Nov 9

Looking south from Smithboro. The highest point on the skyline is about 1,100 ft, 8 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Smithboro, IL weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Kaskaskia River at Vandalia

Kaskaskia River above Carlyle Lake Dam (pool)

Kaskaskia River below Carlyle Dam Tailwater

Kaskaskia River at Carlyle

Sun & moon

Sun

Stars tonight? Fair

Moon