Skokie River at Lake Forest
4.0 mi- Level
- 2.0 ft
- Flow
- 2 cfs
Reading from Fri 12:10 PM · NWS gauge page
Observed 1:00 PM CDT at KUGN
Knollwood, IL weather
Sunny and 63°17°, 9°5° warmer than a typical Oct 23.
Today: low 50°10° (likely 48°9° to 50°10°), high 68°20°.
Now 63°17°
Sunny
- Wind
- 7 mph11 km/h
- From the east-southeast. 58–10 mph16 km/h through 1 AM
- Dew point
- 54°12°
- Comfortable
- Air quality
- 65Moderate
- Main pollutant: PM2.5 (fine particles)
Next 48 hours
Good hours for
This afternoonDown to 64°18° by 5 PM
TonightDown to 51°11° by 5 AM
Tomorrow morningUp to 63°17° by 11 AM
Tomorrow afternoonNear 66°19°
Tomorrow nightDown to 53°12° by 5 AM
Sunday morningUp to 66°19° by 11 AM
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Fri 1p | Mostly sunny | 68°20° (likely 68°20° to 69°21°) | 68°20° | 0% | 5 mph8 km/h from ESE | 48% | — | — |
| Fri 2p | Mostly sunny | 68°20° (likely 68°20° to 69°21°) | 68°20° | 0% | 10 mph16 km/h from ESE | 50% | — | — |
| Fri 3p | Mostly sunny | 68°20° (likely 68°20° to 68°20°) | 68°20° | 0% | 10 mph16 km/h from ESE | 50% | — | — |
| Fri 4p | Mostly sunny | 67°19° (likely 66°19° to 67°19°) | 67°19° | 0% | 10 mph16 km/h from ESE | 50% | — | — |
| Fri 5p | Mostly sunny | 64°18° (likely 63°17° to 64°18°) | 64°18° | 0% | 5 mph8 km/h from ESE | 56% | — | — |
| Fri 6p | Mostly clear | 62°17° (likely 60°16° to 62°17°) | 62°17° | 0% | 5 mph8 km/h from ESE | 63% | — | — |
| Fri 7p | Mostly clear | 58°14° (likely 58°14° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from ESE | 81% | — | — |
| Fri 8p | Mostly clear | 58°14° (likely 58°14° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from ESE | 83% | — | — |
| Fri 9p | Partly cloudy | 56°13° (likely 56°13° to 57°14°) | 57°14° | 0% | 5 mph8 km/h from SE | 78% | — | — |
| Fri 10p | Partly cloudy | 56°13° (likely 56°13° to 56°13°) | 56°13° | 0% | 5 mph8 km/h from SE | 80% | — | — |
| Fri 11p | Partly cloudy | 55°13° (likely 55°13° to 56°13°) | 55°13° | 0% | 5 mph8 km/h from SE | 83% | — | — |
| Sat 12a | Partly cloudy | 54°12° (likely 54°12° to 55°13°) | 54°12° | 0% | 5 mph8 km/h from SSE | 83% | — | — |
| Sat 1a | Partly cloudy | 54°12° (likely 54°12° to 55°13°) | 54°12° | 0% | 5 mph8 km/h from SSE | 82% | — | — |
| Sat 2a | Partly cloudy | 54°12° (likely 54°12° to 54°12°) | 54°12° | 0% | 5 mph8 km/h from S | 82% | — | — |
| Sat 3a | Mostly cloudy | 52°11° (likely 52°11° to 53°12°) | 52°11° | 0% | 5 mph8 km/h from S | 84% | — | — |
| Sat 4a | Partly cloudy | 52°11° (likely 52°11° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from S | 83% | — | — |
| Sat 5a | Partly cloudy | 51°11° (likely 51°11° to 52°11°) | 49°9° | 0% | 5 mph8 km/h from S | 85% | — | — |
| Sat 6a | Partly cloudy | 50°10° (likely 50°10° to 51°11°) | 48°9° | 0% | 5 mph8 km/h from S | 86% | — | — |
| Sat 7a | Mostly cloudy | 50°10° (likely 50°10° to 51°11°) | 47°8° | 0% | 5 mph8 km/h from S | 88% | — | — |
| Sat 8a | Mostly cloudy | 51°11° (likely 51°11° to 52°11°) | 51°11° | 0% | 10 mph16 km/h from S | 85% | — | — |
| Sat 9a | Mostly cloudy | 56°13° (likely 55°13° to 56°13°) | 56°13° | 0% | 10 mph16 km/h from S | 76% | — | — |
| Sat 10a | Mostly cloudy | 60°16° (likely 59°15° to 60°16°) | 60°16° | 0% | 10 mph16 km/h from S | 69% | — | — |
| Sat 11a | Mostly cloudy | 63°17° (likely 62°17° to 63°17°) | 63°17° | 0% | 10 mph16 km/h from S | 63% | — | — |
| Sat 12p | Mostly cloudy | 66°19° (likely 65°18° to 66°19°) | 66°19° | 0% | 10 mph16 km/h from S | 59% | — | — |
| Sat 1p | Mostly cloudy | 68°20° (likely 67°19° to 68°20°) | 68°20° | 0% | 10 mph16 km/h from S | 56% | — | — |
| Sat 2p | Mostly cloudy | 68°20° (likely 68°20° to 68°20°) | 68°20° | 0% | 10 mph16 km/h from S | 56% | — | — |
| Sat 3p | Mostly cloudy | 68°20° (likely 68°20° to 68°20°) | 68°20° | 0% | 10 mph16 km/h from SSE | 56% | — | — |
| Sat 4p | Mostly cloudy | 68°20° (likely 67°19° to 68°20°) | 68°20° | 0% | 10 mph16 km/h from SSE | 57% | — | — |
| Sat 5p | Mostly cloudy | 66°19° (likely 64°18° to 66°19°) | 66°19° | 0% | 10 mph16 km/h from SSE | 59% | — | — |
| Sat 6p | Mostly cloudy | 64°18° (likely 61°16° to 64°18°) | 64°18° | 0% | 10 mph16 km/h from SSE | 63% | — | — |
| Sat 7p | Mostly cloudy | 61°16° (likely 60°16° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from SSE | 69% | — | — |
| Sat 8p | Partly cloudy | 60°16° (likely 59°15° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from SSE | 71% | — | — |
| Sat 9p | Mostly cloudy | 59°15° (likely 58°14° to 59°15°) | 59°15° | 0% | 5 mph8 km/h from S | 73% | — | — |
| Sat 10p | Mostly cloudy | 58°14° (likely 57°14° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from S | 73% | — | — |
| Sat 11p | Mostly cloudy | 57°14° (likely 57°14° to 57°14°) | 57°14° | 0% | 5 mph8 km/h from S | 74% | — | — |
| Sun 12a | Partly cloudy | 56°13° (likely 56°13° to 56°13°) | 56°13° | 0% | 5 mph8 km/h from S | 73% | — | — |
| Sun 1a | Partly cloudy | 55°13° (likely 55°13° to 56°13°) | 55°13° | 0% | 5 mph8 km/h from S | 73% | — | — |
| Sun 2a | Partly cloudy | 55°13° (likely 55°13° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from S | 72% | — | — |
| Sun 3a | Partly cloudy | 55°13° (likely 55°13° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from S | 73% | — | — |
| Sun 4a | Partly cloudy | 54°12° (likely 54°12° to 54°12°) | 54°12° | 0% | 5 mph8 km/h from SSW | 74% | — | — |
| Sun 5a | Mostly cloudy | 53°12° (likely 53°12° to 54°12°) | 53°12° | 0% | 5 mph8 km/h from SSW | 76% | — | — |
| Sun 6a | Mostly cloudy | 52°11° (likely 52°11° to 53°12°) | 52°11° | 0% | 5 mph8 km/h from SSW | 78% | — | — |
| Sun 7a | Mostly cloudy | 52°11° (likely 52°11° to 52°11°) | 52°11° | 0% | 5 mph8 km/h from SSW | 78% | — | — |
| Sun 8a | Mostly cloudy | 55°13° (likely 55°13° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from SSW | 75% | — | — |
| Sun 9a | Mostly cloudy | 58°14° (likely 58°14° to 58°14°) | 59°15° | 0% | 5 mph8 km/h from SSW | 69% | — | — |
| Sun 10a | Partly sunny | 62°17° (likely 62°17° to 62°17°) | 63°17° | 0% | 5 mph8 km/h from SSW | 63% | — | — |
| Sun 11a | Partly sunny | 66°19° (likely 66°19° to 66°19°) | 66°19° | 0% | 5 mph8 km/h from SSW | 58% | — | — |
| Sun 12p | Partly sunny | 69°21° (likely 69°21° to 69°21°) | 69°21° | 0% | 10 mph16 km/h from SSW | 54% | — | — |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 23. Mostly sunny. High 68°20°, low 50°10°. Typical 59°15° / 42°6°. Dry. One forecast only.
Afternoon
noon–6 PM
Mostly sunny, 68°20°Dry
Evening
6 PM–midnight
Partly cloudy, 58°14°Dry
Overnight
midnight–6 AM
Mostly cloudy, 51°11°Dry
Official NWS forecast
Today: Sunny. High near 68, with temperatures falling to around 64 in the afternoon. East southeast wind 5 to 10 mph.
Tonight: Partly cloudy, with a low around 50. Southeast wind around 5 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 68°20°
- Low, likely
- 48°9°–50°10°
- Typical high / low
- 59°15° / 42°6°
- Wind
- 7 mph11 km/h
Tomorrow, Oct 24. Mostly cloudy. High 69°21°, low 52°11°. Typical 59°15° / 42°6°. Dry. One forecast only.
Morning
6 AM–noon
Mostly cloudy, 51°11°Dry
Afternoon
noon–6 PM
Mostly cloudy, 68°20°Dry
Evening
6 PM–midnight
Mostly cloudy, 60°16°Dry
Overnight
midnight–6 AM
Partly cloudy, 53°12°Dry
Official NWS forecast
Day: Partly sunny. High near 69, with temperatures falling to around 66 in the afternoon. South wind 5 to 10 mph, with gusts as high as 20 mph.
Night: Mostly cloudy, with a low around 52. South wind 5 to 10 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 68°20°–69°21°
- Low, likely
- 50°10°–52°11°
- Typical high / low
- 59°15° / 42°6°
- Wind
- 7 mph11 km/h
Sunday, Oct 25. Mostly cloudy. High 72°22°, low 51°11°. Typical 58°14° / 41°5°. Dry. One forecast only.
Morning
6 AM–noon
Mostly cloudy, 55°13°Dry
Official NWS forecast
Day: Partly sunny, with a high near 72. South southwest wind 5 to 10 mph.
Night: Mostly cloudy, with a low around 51.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 72°22°–73°23°
- Low, likely
- 51°11°–53°12°
- Typical high / low
- 58°14° / 41°5°
- Wind
- 6 mph10 km/h
Monday, Oct 26. Mostly cloudy. High 64°18°, low 48°9°. Typical 58°14° / 41°5°. Dry. One forecast only.
Official NWS forecast
Day: Mostly cloudy, with a high near 64.
Night: Mostly cloudy, with a low around 48.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 60°16°–64°18°
- Low, likely
- 48°9°–52°11°
- Typical high / low
- 58°14° / 41°5°
- Wind
- 10 mph17 km/h
Tuesday, Oct 27. Mostly cloudy. High 62°17°, low 48°9°. Typical 58°14° / 40°4°. Dry. One forecast only.
Official NWS forecast
Day: Mostly cloudy, with a high near 62.
Night: Mostly cloudy, with a low around 48.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 61°16°–62°17°
- Low, likely
- 48°9°–51°11°
- Typical high / low
- 58°14° / 40°4°
- Wind
- 8 mph12 km/h
Wednesday, Oct 28. Mostly cloudy. High 67°19°, low 49°9°. Typical 57°14° / 40°4°. Dry. One forecast only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 49.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 67°19°–69°21°
- Low, likely
- 49°9°–54°12°
- Typical high / low
- 57°14° / 40°4°
- Wind
- 9 mph15 km/h
Thursday, Oct 29. Showers. High 66°19°, low 46°8°. Typical 57°14° / 40°4°. Rain 0.02 in0.5 mm, 20% chance. One forecast only.
Official NWS forecast
Day: A slight chance of rain showers. Partly sunny, with a high near 66.
Night: A chance of rain showers. Mostly cloudy, with a low around 46.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 66°19°–69°21°
- Low, likely
- 46°8°–55°13°
- Typical high / low
- 57°14° / 40°4°
- Wind
- 8 mph14 km/h
The outlook
Today
Dry, high 68°, low 50°.
Tomorrow
Dry, high 69°, low 52°.
Sunday
Dry, high 72°, low 51°, warming up.
Rest of week
Mostly dry, highs 62–67°.
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
Rivers
NOAA river gauges within 25 mi
Below flood stage
Des Plaines River near Gurnee
5.2 mi- Level
- 2.5 ft
- Flow
- 87 cfs
Reading from Fri 11:30 AM · NWS gauge page
Des Plaines River at Lincolnshire
6.1 mi- Level
- 7.2 ft
- Flow
- 172 cfs
Reading from Fri 11:45 AM · NWS gauge page
West Fork North Branch Chicago River at Deerfield
8.2 mi- Level
- 7.2 ft
Reading from Fri 12:10 PM · 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 109
Heating degree days, base 65°F
Comfort
Dry air outside (dew point 54°F).
Open the windows?
Today, 2:00 PM–6:00 PM
Good stretch to open the windows.
Is this typical?
Chicago Palwaukee Airport · official normals 1991–2020 · records 1996–2026
Oct 23, today vs a typical year
Today’s expected high is 9°5° warmer than typical.
- Normal high / low
- 59°15° / 42°6°
- Forecast high / low
- 68°20° / 50°10°
- Record high
- 79°26° in 2022
- Record low
- 31°−1° in 2013
Last 7 days vs normal
On average 2°1° warmer than normal (daily mean temperature).
- −6°−3°SatOct 17
- ±0°SunOct 18
- +1°±0°MonOct 19
- +3°+1°TueOct 20
- +5°+3°WedOct 21
- +8°+4°ThuOct 22
- —FriOct 23
Knollwood weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:13 AM, sunset 5:57 PM.
- Daylight
- 10 h 43 min
- Losing 2 min 39 s a day; shortest Dec 21, 1 h 38 min less
- Golden hour
- 5:18–6:14 PM
- Morning 6:56–7:52 AM
- Blue hour
- 6:14–6:25 PM
- Morning 6:45–6:56 AM; first light 6:45 AM
Stars tonight? Unknown
Cloud forecast not available for tonight.
Moon
Waxing gibbous
93% lit · growing
- Today
- sets 4:17 AM · rises 4:31 PM
- Full moon
- Oct 25
- New moon
- Nov 9
