Observed 6:55 AM CDT at KJOT

Preston Heights, IL weather

Clear and 49°10°, 12°7° warmer than a typical Oct 24.

Forecasts agree

Now 49°10°

Clear

Wind: Calm; Up to 5 mph8 km/h through 7 PM
Dew point: 44°7°; Comfortable
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air quality: 56Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.4 inHg1029 hPa; Rising slowly · +0.04 inHg+1.4 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

4°2° warmer than this time yesterday (45°7° then, 49°10° now)

Good hours for

Above 60°16° today by 11 AM
High 72°22° today at 3 PM
Below 60°16° tonight after 9 PM

This morningUp to 63°17° by 11 AM · Mostly cloudy
This afternoonUp to 72°22° by 3 PM · Mostly cloudy
TonightDown to 50°10° by 4 AM · Partly cloudy
Tomorrow morningUp to 65°18° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 75°24° by 3 PM · Mostly cloudy
Tomorrow nightDown to 51°11° by 5 AM · 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 7a	Partly sunny	48°9° (likely 47°8° to 50°10°)	46°8°	0%	5 mph8 km/h from SE, gusts 10 mph17 km/h	92%	72%	0
Sat 8a	Partly sunny	49°9° (likely 48°9° to 51°11°)	47°8°	0%	5 mph8 km/h from SSE, gusts 10 mph15 km/h	91%	66%	0
Sat 9a	Sunny	54°12° (likely 52°11° to 55°13°)	54°12°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	77%	38%	1
Sat 10a	Cloudy	59°15° (likely 57°14° to 61°16°)	59°15°	0%	5 mph8 km/h from SSE, gusts 14 mph22 km/h	68%	77%	2
Sat 11a	Cloudy	63°17° (likely 61°16° to 65°18°)	63°17°	0%	5 mph8 km/h from S, gusts 14 mph22 km/h	61%	81%	3
Sat 12p	Cloudy	67°19° (likely 64°18° to 68°20°)	67°19°	0%	5 mph8 km/h from S, gusts 12 mph19 km/h	53%	65%	3
Sat 1p	Cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	0%	5 mph8 km/h from S, gusts 11 mph17 km/h	47%	79%	4
Sat 2p	Cloudy	71°22° (likely 68°20° to 71°22°)	71°22°	0%	5 mph8 km/h from S, gusts 11 mph17 km/h	44%	80%	4
Sat 3p	Mostly cloudy	72°22° (likely 69°21° to 72°22°)	72°22°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	42%	56%	3
Sat 4p	Cloudy	72°22° (likely 69°21° to 72°22°)	72°22°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	42%	73%	2
Sat 5p	Cloudy	70°21° (likely 67°19° to 70°21°)	70°21°	0%	5 mph8 km/h from SSE, gusts 10 mph16 km/h	45%	81%	1
Sat 6p	Mostly cloudy	66°19° (likely 62°17° to 66°19°)	66°19°	0%	5 mph8 km/h from SSE, gusts 8 mph13 km/h	51%	68%	0
Sat 7p	Cloudy	62°17° (likely 60°16° to 63°17°)	62°17°	5%	5 mph8 km/h from SSE, gusts 10 mph15 km/h	59%	80%	0
Sat 8p	Partly cloudy	60°16° (likely 58°14° to 60°16°)	60°16°	5%	5 mph8 km/h from SSE, gusts 10 mph17 km/h	64%	46%	0
Sat 9p	Clear	58°14° (likely 56°13° to 59°15°)	58°14°	5%	5 mph8 km/h from SSE, gusts 12 mph19 km/h	67%	15%	0
Sat 10p	Clear	57°14° (likely 55°13° to 58°14°)	57°14°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	69%	4%	0
Sat 11p	Mostly clear	55°13° (likely 54°12° to 56°13°)	55°13°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	73%	14%	0
Sun 12a	Mostly clear	54°12° (likely 53°12° to 56°13°)	54°12°	0%	5 mph8 km/h from SSE, gusts 11 mph17 km/h	76%	24%	0
Sun 1a	Partly cloudy	53°12° (likely 52°11° to 56°13°)	53°12°	0%	5 mph8 km/h from SSE, gusts 10 mph16 km/h	77%	46%	0
Sun 2a	Mostly clear	52°11° (likely 51°11° to 54°12°)	52°11°	5%	5 mph8 km/h from S, gusts 9 mph15 km/h	78%	62%	0
Sun 3a	Partly cloudy	51°11° (likely 50°10° to 53°12°)	51°11°	5%	5 mph8 km/h from SSE, gusts 9 mph15 km/h	80%	73%	0
Sun 4a	Partly cloudy	50°10° (likely 49°9° to 51°11°)	49°9°	5%	5 mph8 km/h from S, gusts 9 mph14 km/h	82%	70%	0
Sun 5a	Cloudy	50°10° (likely 49°9° to 50°10°)	48°9°	5%	5 mph8 km/h from SSE, gusts 8 mph13 km/h	84%	67%	0
Sun 6a	Partly cloudy	49°9° (likely 48°9° to 50°10°)	48°9°	5%	5 mph8 km/h from S, gusts 8 mph14 km/h	85%	79%	0
Sun 7a	Partly sunny	48°9° (likely 48°9° to 49°9°)	48°9°	0%	5 mph8 km/h from S, gusts 8 mph12 km/h	90%	79%	0
Sun 8a	Partly sunny	50°10° (likely 48°9° to 51°11°)	49°9°	0%	5 mph8 km/h from SSE, gusts 8 mph12 km/h	88%	85%	0
Sun 9a	Cloudy	55°13° (likely 53°12° to 55°13°)	55°13°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	74%	88%	1
Sun 10a	Cloudy	61°16° (likely 58°14° to 61°16°)	61°16°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	65%	80%	2
Sun 11a	Cloudy	65°18° (likely 62°17° to 65°18°)	65°18°	0%	5 mph8 km/h from S, gusts 10 mph15 km/h	57%	81%	2
Sun 12p	Cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	50%	81%	3
Sun 1p	Cloudy	72°22° (likely 68°20° to 72°22°)	72°22°	0%	5 mph8 km/h from SSW, gusts 7 mph12 km/h	44%	80%	3
Sun 2p	Cloudy	74°23° (likely 70°21° to 74°23°)	74°23°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	41%	79%	3
Sun 3p	Partly sunny	75°24° (likely 70°21° to 75°24°)	75°24°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	39%	75%	3
Sun 4p	Partly sunny	75°24° (likely 70°21° to 75°24°)	75°24°	0%	5 mph8 km/h from S, gusts 6 mph10 km/h	39%	58%	2
Sun 5p	Partly sunny	73°23° (likely 68°20° to 73°23°)	73°23°	0%	5 mph8 km/h from S, gusts 5 mph9 km/h	43%	70%	1
Sun 6p	Cloudy	69°21° (likely 63°17° to 69°21°)	69°21°	0%	0 mph0 km/h, gusts 4 mph7 km/h	48%	78%	0
Sun 7p	Cloudy	64°18° (likely 61°16° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 6 mph9 km/h	56%	74%	0
Sun 8p	Cloudy	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 7 mph12 km/h	62%	77%	0
Sun 9p	Cloudy	59°15° (likely 58°14° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 8 mph12 km/h	66%	77%	0
Sun 10p	Cloudy	58°14° (likely 56°13° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 7 mph12 km/h	69%	78%	0
Sun 11p	Cloudy	57°14° (likely 55°13° to 57°14°)	57°14°	0%	0 mph0 km/h, gusts 7 mph12 km/h	71%	80%	0
Mon 12a	Cloudy	55°13° (likely 54°12° to 57°14°)	55°13°	0%	0 mph0 km/h, gusts 7 mph11 km/h	74%	82%	0
Mon 1a	Cloudy	54°12° (likely 53°12° to 56°13°)	55°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	75%	80%	0
Mon 2a	Mostly cloudy	54°12° (likely 52°11° to 58°14°)	54°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	77%	78%	0
Mon 3a	Cloudy	53°12° (likely 52°11° to 58°14°)	53°12°	0%	0 mph0 km/h, gusts 2 mph4 km/h	78%	80%	0
Mon 4a	Mostly cloudy	52°11° (likely 51°11° to 57°14°)	52°11°	0%	0 mph0 km/h, gusts 2 mph3 km/h	81%	70%	0
Mon 5a	Mostly cloudy	51°11° (likely 50°10° to 57°14°)	51°11°	0%	0 mph0 km/h, gusts 2 mph4 km/h	85%	73%	0
Mon 6a	Mostly cloudy	50°10° (likely 49°9° to 57°14°)	50°10°	0%	0 mph0 km/h, gusts 3 mph4 km/h	88%	67%	0

Days ahead

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

Today, Oct 24. Cloudy. High 72°22°, low 48°9°. Typical 60°16° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 50°10°
  Dry
Official NWS forecast
Today: Partly sunny. High near 72, with temperatures falling to around 70 in the afternoon. South southeast wind around 5 mph, with gusts as high as 15 mph.
Tonight: Partly cloudy. Low around 48, with temperatures rising to around 50 overnight. South southeast wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
69°21°–72°22°
Low, likely
47°8°–49°9°
Typical high / low
60°16° / 40°4°
Wind
9 mph15 km/h, gusts 18 mph28 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 75°24°, low 50°10°. Typical 60°16° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Day: Mostly sunny. High near 75, with temperatures falling to around 73 in the afternoon. South wind around 5 mph.
Night: Mostly cloudy, with a low around 50. East southeast wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–75°24°
Low, likely
48°9°–50°10°
Typical high / low
60°16° / 40°4°
Wind
7 mph11 km/h, gusts 16 mph25 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 71°22°, low 49°9°. Typical 59°15° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 71. Northeast wind 0 to 10 mph.
Night: Mostly cloudy, with a low around 49.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–72°22°
Low, likely
48°9°–54°12°
Typical high / low
59°15° / 40°4°
Wind
12 mph19 km/h, gusts 20 mph31 km/h
UV peak
3
Tuesday, Oct 27. Cloudy. High 70°21°, low 52°11°. Typical 58°14° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 70.
Night: Mostly cloudy, with a low around 52.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
67°19°–71°22°
Low, likely
49°9°–53°12°
Typical high / low
58°14° / 39°4°
Wind
12 mph19 km/h, gusts 25 mph40 km/h
UV peak
2
Wednesday, Oct 28. Partly sunny. High 75°24°, low 53°12°. Typical 58°14° / 39°4°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 58°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 75.
Night: Partly cloudy, with a low around 53.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 75°24°).
High, likely
71°22°–75°24°
Low, likely
53°12°–56°13°
Typical high / low
58°14° / 39°4°
Wind
11 mph18 km/h, gusts 23 mph37 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 72°22°, low 48°9°. Typical 58°14° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 58°15°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Drizzle, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 72.
Night: Partly cloudy, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
69°21°–76°24°
Low, likely
48°9°–58°14°
Typical high / low
58°14° / 38°3°
Wind
10 mph16 km/h, gusts 27 mph44 km/h
UV peak
3
Friday, Oct 30. Showers. High 70°21°, low 50°10°. Typical 57°14° / 38°3°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
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 70.
Night: A slight chance of rain showers. Mostly cloudy, with a low around 50.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–77°25°
Low, likely
46°8°–58°14°
Typical high / low
57°14° / 38°3°
Wind
12 mph19 km/h, gusts 22 mph35 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 71°22°, low 56°13°. Typical 56°13° / 38°3°. Rain 0.07 in1.8 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 58°14°
  20% chance
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 66°19°
  40% chance · 0.01 in0.3 mm
4. Overnight
  midnight–6 AM
  Drizzle, 60°16°
  50% chance · 0.04 in1.1 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
68°20°–78°26°
Low, likely
54°12°–59°15°
Typical high / low
56°13° / 38°3°
Wind
12 mph19 km/h, gusts 26 mph42 km/h
UV peak
3
Sunday, Nov 1. Showers. High 67°19°, low 60°16°. Typical 56°13° / 37°3°. Rain 0.63 in16 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 62°17°
  50% chance · 0.1 in2.6 mm
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  50% chance · 0.23 in5.9 mm
3. Evening
  6 PM–midnight
  Showers, 63°17°
  40% chance · 0.26 in6.5 mm
4. Overnight
  midnight–6 AM
  Showers, 59°15°
  40% chance · 0.07 in1.8 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–69°21°
Low, likely
56°13°–61°16°
Typical high / low
56°13° / 37°3°
Wind
23 mph36 km/h, gusts 40 mph65 km/h
UV peak
2
Monday, Nov 2. Showers. High 64°18°, low 56°13°. Typical 56°13° / 37°3°. Rain 0.63 in16 mm, 40% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 60°15°
  30% chance · 0.04 in1.1 mm
2. Afternoon
  noon–6 PM
  Showers, 63°17°
  40% chance · 0.42 in11 mm
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  40% chance · 0.24 in6.1 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
62°17°–67°19°
Low, likely
49°9°–63°17°
Typical high / low
56°13° / 37°3°
Wind
19 mph30 km/h, gusts 39 mph63 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 72°, low 48°.
Tomorrow
Dry, high 75°, low 50°, warming up.
Monday
Dry, high 71°, low 49°, cooling off.
Rest of week
Highs 64–75°; chance of precipitation on Sunday, Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (LOT) (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

Des Plaines River at Brandon Road Lock (tailwater)

1.3 mi

Below flood stage

Level: 505 ft
Flow: 9,050 cfs

Reading from Sat 6 AM · NWS gauge page

Hickory Creek at Joliet

1.4 mi

Below flood stage

Level: 10.8 ft
Flow: 50 cfs

Reading from Sat 6:15 AM · NWS gauge page

Des Plaines River at Joliet

2.8 mi

Below flood stage

Level: 539 ft

Reading from Sat 6:15 AM · NWS gauge page

Chicago Sanitary and Ship Canal at Lockport Lock (tailwater)

5.0 mi

Below flood stage

Level: 539 ft

Reading from Sat 6 AM · NWS gauge page

For your home

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

Heating this week

About 88% less heating than a typical week.

This week 13Typical 113

Heating degree days, base 65°F

Comfort

Dry air outside (dew point 44°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

ROMEOVILLE WFO · official normals 1991–2020 · records 1992–2026

Oct 24, today vs a typical year

Today’s expected high is 12°7° warmer than typical.

Last 7 days vs normal

On average 5°3° warmer than normal (daily mean temperature).

−2°−1°SunOct 18
+1°MonOct 19
+5°+3°TueOct 20
+6°+3°WedOct 21
+9°+5°ThuOct 22
+10°+6°FriOct 23
—SatOct 24

Preston Heights weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 43 min; Losing 2 min 35 s a day; shortest Dec 21, 1 h 33 min less
Golden hour: 5:19–6:15 PM; Morning 6:57–7:53 AM
Blue hour: 6:15–6:25 PM; Morning 6:46–6:57 AM; first light 6:46 AM

Stars tonight? Fair

Mostly clear 9 PM–1 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:27 AM · rises 4:55 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Preston Heights. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Preston Heights, IL weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Des Plaines River at Brandon Road Lock (tailwater)

Hickory Creek at Joliet

Des Plaines River at Joliet

Chicago Sanitary and Ship Canal at Lockport Lock (tailwater)

For your home

Heating this week

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon