Observed 5:35 PM CDT at KSAR

Kaskaskia, IL weather

Sunny and 72°22°, 10°6° warmer than a typical Oct 24.

Mostly agree

Now 72°22°

Sunny

Wind: 5 mph8 km/h; From the east-southeast. Light through 6 AM
Dew point: 42°6°; Comfortable
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 58Moderate; Main pollutant: Ozone
Pressure: 30.34 inHg1027 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (73°23° then, 74°23° now)

Good hours for

Below 60°16° tonight after 9 PM
Low 47°8° tomorrow at 6 AM
Above 60°16° tomorrow by 10 AM
High 78°26° tomorrow at 3 PM

TonightDown to 48°9° by 4 AM · Clear
Tomorrow morningUp to 67°19° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 78°26° by 3 PM · Mostly cloudy
Tomorrow nightDown to 51°11° by 5 AM · Cloudy
Monday morningUp to 68°20° by 11 AM · Cloudy
Monday afternoonUp to 78°26° by 3 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 6p	Clear	71°22° (likely 65°18° to 71°22°)	71°22°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	38%	8%	0
Sat 7p	Clear	65°18° (likely 62°17° to 66°19°)	65°18°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	48%	17%	0
Sat 8p	Clear	60°16° (likely 59°15° to 64°18°)	60°16°	0%	2 mph3 km/h from E, gusts 6 mph9 km/h	58%	5%	0
Sat 9p	Clear	57°14° (likely 57°14° to 62°17°)	57°14°	0%	1 mph2 km/h from SE, gusts 7 mph11 km/h	64%	9%	0
Sat 10p	Clear	55°13° (likely 55°13° to 60°16°)	55°13°	0%	1 mph2 km/h from SE, gusts 6 mph10 km/h	72%	12%	0
Sat 11p	Clear	53°12° (likely 53°12° to 59°15°)	53°12°	0%	1 mph2 km/h from SE, gusts 6 mph9 km/h	77%	10%	0
Sun 12a	Clear	52°11° (likely 52°11° to 57°14°)	52°11°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	80%	7%	0
Sun 1a	Clear	51°11° (likely 51°11° to 56°13°)	51°11°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	83%	7%	0
Sun 2a	Partly cloudy	50°10° (likely 49°9° to 54°12°)	50°10°	0%	1 mph2 km/h from SE, gusts 2 mph4 km/h	86%	27%	0
Sun 3a	Clear	49°9° (likely 48°9° to 54°12°)	49°9°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	89%	22%	0
Sun 4a	Clear	48°9° (likely 47°8° to 53°12°)	48°9°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	93%	8%	0
Sun 5a	Mostly clear	48°9° (likely 46°8° to 53°12°)	48°9°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	93%	45%	0
Sun 6a	Partly cloudy	47°8° (likely 45°7° to 52°11°)	47°8°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	93%	56%	0
Sun 7a	Cloudy	47°8° (likely 44°7° to 51°11°)	47°8°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	93%	80%	0
Sun 8a	Cloudy	47°8° (likely 45°7° to 52°11°)	47°8°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	100%	83%	0
Sun 9a	Cloudy	53°12° (likely 51°11° to 58°14°)	53°12°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	86%	80%	1
Sun 10a	Cloudy	60°16° (likely 60°16° to 64°18°)	60°16°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	72%	79%	2
Sun 11a	Cloudy	67°19° (likely 67°19° to 72°22°)	67°19°	0%	3 mph5 km/h from S, gusts 10 mph15 km/h	54%	79%	3
Sun 12p	Cloudy	72°22° (likely 71°22° to 77°25°)	72°22°	0%	5 mph8 km/h from S, gusts 8 mph12 km/h	44%	83%	4
Sun 1p	Cloudy	76°24° (likely 74°23° to 79°26°)	76°24°	0%	5 mph8 km/h from S, gusts 5 mph9 km/h	37%	85%	4
Sun 2p	Cloudy	77°25° (likely 75°24° to 80°27°)	77°25°	0%	5 mph8 km/h from S, gusts 5 mph8 km/h	35%	82%	4
Sun 3p	Cloudy	78°26° (likely 76°24° to 81°27°)	78°26°	0%	5 mph8 km/h from SE, gusts 6 mph10 km/h	34%	85%	3
Sun 4p	Cloudy	78°26° (likely 75°24° to 80°27°)	78°26°	0%	5 mph8 km/h from SE, gusts 6 mph10 km/h	34%	86%	2
Sun 5p	Cloudy	76°24° (likely 72°22° to 79°26°)	76°24°	0%	3 mph5 km/h from SE, gusts 9 mph14 km/h	37%	85%	1
Sun 6p	Cloudy	72°22° (likely 68°20° to 73°23°)	72°22°	0%	3 mph5 km/h from SE, gusts 9 mph14 km/h	43%	87%	0
Sun 7p	Cloudy	67°19° (likely 64°18° to 68°20°)	67°19°	0%	3 mph5 km/h from SE, gusts 9 mph14 km/h	52%	88%	0
Sun 8p	Cloudy	63°17° (likely 62°17° to 65°18°)	63°17°	0%	2 mph3 km/h from SE, gusts 8 mph12 km/h	60%	89%	0
Sun 9p	Cloudy	60°16° (likely 59°15° to 63°17°)	60°16°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	67%	88%	0
Sun 10p	Cloudy	58°14° (likely 57°14° to 62°17°)	58°14°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	72%	89%	0
Sun 11p	Cloudy	56°13° (likely 55°13° to 60°16°)	56°13°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	77%	90%	0
Mon 12a	Cloudy	55°13° (likely 53°12° to 59°15°)	55°13°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	80%	88%	0
Mon 1a	Cloudy	54°12° (likely 52°11° to 58°14°)	54°12°	0%	1 mph2 km/h from S, gusts 5 mph7 km/h	80%	88%	0
Mon 2a	Cloudy	53°12° (likely 52°11° to 57°14°)	53°12°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	83%	89%	0
Mon 3a	Cloudy	52°11° (likely 51°11° to 56°13°)	52°11°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	86%	90%	0
Mon 4a	Cloudy	52°11° (likely 50°10° to 56°13°)	52°11°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	83%	92%	0
Mon 5a	Cloudy	51°11° (likely 50°10° to 55°13°)	51°11°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	86%	96%	0
Mon 6a	Cloudy	51°11° (likely 49°9° to 55°13°)	51°11°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	86%	96%	0
Mon 7a	Cloudy	50°10° (likely 49°9° to 55°13°)	50°10°	0%	1 mph2 km/h from S, gusts 4 mph7 km/h	89%	93%	0
Mon 8a	Cloudy	51°11° (likely 48°9° to 56°13°)	51°11°	0%	0 mph0 km/h, gusts 5 mph9 km/h	93%	91%	0
Mon 9a	Cloudy	56°13° (likely 54°12° to 60°16°)	56°13°	0%	0 mph0 km/h, gusts 5 mph7 km/h	83%	92%	1
Mon 10a	Cloudy	62°17° (likely 62°17° to 65°18°)	62°17°	0%	0 mph0 km/h, gusts 8 mph12 km/h	70%	90%	2
Mon 11a	Cloudy	68°20° (likely 68°20° to 72°22°)	68°20°	0%	1 mph2 km/h from S, gusts 10 mph15 km/h	57%	92%	3
Mon 12p	Cloudy	72°22° (likely 72°22° to 76°24°)	72°22°	0%	1 mph2 km/h from SW, gusts 9 mph14 km/h	48%	92%	3
Mon 1p	Cloudy	75°24° (likely 74°23° to 78°26°)	75°24°	0%	2 mph3 km/h from SW, gusts 9 mph14 km/h	40%	91%	4
Mon 2p	Mostly cloudy	77°25° (likely 74°23° to 79°26°)	77°25°	0%	2 mph3 km/h from SW, gusts 9 mph14 km/h	37%	78%	4
Mon 3p	Partly sunny	78°26° (likely 74°23° to 79°26°)	78°26°	0%	3 mph5 km/h from S, gusts 8 mph14 km/h	36%	61%	4
Mon 4p	Partly sunny	77°25° (likely 73°23° to 78°26°)	77°25°	0%	3 mph5 km/h from S, gusts 9 mph14 km/h	37%	43%	2
Mon 5p	Partly sunny	74°23° (likely 71°22° to 76°24°)	74°23°	0%	3 mph5 km/h from S, gusts 10 mph15 km/h	41%	43%	1

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Partly sunny. High 76°24°, low 46°8°. Typical 66°19° / 41°5°. Dry. Mostly agree.
1. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
2. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Official NWS forecast
Tonight: Partly cloudy, with a low around 46. Southeast wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–78°26°
Low, likely
44°7°–46°8°
Typical high / low
66°19° / 41°5°
Wind
7 mph10 km/h, gusts 12 mph19 km/h
UV peak
5
Tomorrow, Oct 25. Cloudy. High 78°26°, low 50°10°. Typical 66°19° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Day: Patchy fog between 8am and 9am. Mostly sunny, with a high near 78. South wind 1 to 5 mph.
Night: Mostly cloudy, with a low around 50. Southeast wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–81°27°
Low, likely
44°7°–51°11°
Typical high / low
66°19° / 40°4°
Wind
8 mph12 km/h
UV peak
4
Monday, Oct 26. Mostly cloudy. High 78°26°, low 49°9°. Typical 65°18° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Official NWS forecast
Day: Partly sunny. High near 78, with temperatures falling to around 74 in the afternoon. South wind 0 to 3 mph.
Night: Partly cloudy, with a low around 49. South wind 0 to 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–78°26°
Low, likely
48°9°–55°13°
Typical high / low
65°18° / 40°4°
Wind
7 mph12 km/h, gusts 13 mph21 km/h
UV peak
4
Tuesday, Oct 27. Mostly cloudy. High 78°26°, low 50°10°. Typical 65°18° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 78.
Night: Mostly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–78°26°
Low, likely
44°7°–55°13°
Typical high / low
65°18° / 40°4°
Wind
9 mph15 km/h, gusts 16 mph26 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 80°27°, low 52°11°. Typical 64°18° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  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 80.
Night: Mostly clear, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–80°27°
Low, likely
45°7°–55°13°
Typical high / low
64°18° / 39°4°
Wind
12 mph19 km/h, gusts 20 mph31 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 82°28°, low 53°12°. Typical 64°18° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 58°14°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 80°27°
  Dry
3. Evening
  6 PM–midnight
  Clear, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 82.
Night: Mostly clear, with a low around 53.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
78°26°–82°28°
Low, likely
52°11°–56°13°
Typical high / low
64°18° / 39°4°
Wind
12 mph20 km/h, gusts 26 mph41 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 81°27°, low 55°13°. Typical 64°18° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 81.
Night: Mostly cloudy, with a low around 55.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
74°23°–82°28°
Low, likely
50°10°–56°13°
Typical high / low
64°18° / 38°3°
Wind
11 mph18 km/h, gusts 19 mph31 km/h
UV peak
4
Saturday, Oct 31. Drizzle. High 78°26°, low 59°15°. Typical 63°17° / 38°3°. Rain 0.09 in2.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 60°15°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 69°21°
  40% chance · 0.06 in1.6 mm
4. Overnight
  midnight–6 AM
  Drizzle, 65°18°
  40% chance · 0.06 in1.4 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 7am. Partly sunny, with a high near 78. Chance of precipitation is 20%.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
67°19°–78°26°
Low, likely
56°13°–63°17°
Typical high / low
63°17° / 38°3°
Wind
16 mph25 km/h, gusts 22 mph35 km/h
UV peak
2
Sunday, Nov 1. Drizzle. High 77°25°, low 63°17°. Typical 62°17° / 38°3°. Rain 0.23 in5.8 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 67°19°
  40% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 78°25°
  30% chance · 0.01 in0.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 71°22°
  30% chance · 0.08 in2.1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 55°13°
  30% chance · 0.09 in2.3 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
73°23°–81°27°
Low, likely
60°16°–65°18°
Typical high / low
62°17° / 38°3°
Wind
18 mph28 km/h, gusts 39 mph63 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 69°21°, low 54°12°. Typical 62°17° / 38°3°. Rain 0.22 in5.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 56°13°
  30% chance · 0.03 in0.6 mm
2. Afternoon
  noon–6 PM
  Drizzle, 62°16°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 55°13°
  20% chance · 0.03 in0.8 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°–80°27°
Low, likely
40°4°–67°19°
Typical high / low
62°17° / 38°3°
Wind
23 mph38 km/h, gusts 42 mph67 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 76°, low 46°.
Tomorrow
Dry, high 78°, low 50°.
Monday
Dry, high 78°, low 49°.
Rest of week
Highs 69–82°; chance of precipitation on Sunday.

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

Mississippi River at Chester

4.9 mi

Below flood stage

Level: 11.5 ft
Flow: 178,000 cfs

Forecast peak 11.0 ft Sat 7 PM

Reading from Sat 4:30 PM · NWS gauge page

S Fork Saline Creek above Perryville

13 mi

Level: 4.9 ft
Flow: 7 cfs

Reading from Sat 4 PM · NWS gauge page

Mississippi River above Red Rock Landing

20 mi

Below flood stage

Level: 15.3 ft

Reading from Sat 5 PM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 84% less heating than a typical week.

This week 15Typical 90

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 3
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 42°F).

Open the windows?

Today, 7:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

Perryville Water Plt · official normals 1991–2020 · records 1907–2026

Oct 24, today vs a typical year

Today’s expected high is 10°6° warmer than typical.

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

Kaskaskia weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 53 min; Losing 2 min 16 s a day; shortest Dec 21, 1 h 21 min less
Golden hour: 5:33–6:26 PM; Morning 7:00–7:53 AM
Blue hour: 6:26–6:36 PM; Morning 6:50–7:00 AM; first light 6:50 AM

Stars tonight? Fair

Mostly clear 6:36 PM–2 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:32 AM · rises 5:07 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Kaskaskia. The highest point on the skyline is about 1,900 ft, 17 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.