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Observed 8:55 AM CDT at KC75

Dalzell, IL weather

Sunny and 51°11°, 13°7° warmer than a typical Oct 23.

Today: low 48°9° (likely 44°7° to 48°9°), high 74°23° (likely 72°22° to 74°23°).

Forecasts agree

Now 51°11°

Sunny

Wind
Calm
Up to 5 mph8 km/h through 9 PM
Dew point
44°7°
Comfortable
UV index
0Low
Moderate 12–3 PM · peak 4
Pressure
30.32 inHg1027 hPa
Rising slowly · +0.02 inHg+0.7 hPa in 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

Good hours for
  • Above 60°16° today by 11 AM
  • High 74°23° today at 3 PM
  • Below 60°16° tonight after 9 PM
  • Low 48°9° tomorrow at 7 AM
  1. This morningUp to 64°18° by 11 AM · Clear
  2. This afternoonUp to 74°23° by 3 PM · Clear
  3. TonightDown to 50°10° by 4 AM · Partly cloudy
  4. Tomorrow morningUp to 64°18° by 11 AM · Mostly cloudy
  5. Tomorrow afternoonUp to 73°23° by 4 PM · Mostly cloudy
  6. Tomorrow nightDown to 50°10° by 5 AM · Partly cloudy
  7. Sunday morningNear 52°11° · Mostly cloudy
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Fri 9aSunny54°12° (likely 50°10° to 54°12°)54°12°0%5 mph8 km/h from ESE, gusts 7 mph12 km/h74%1%0
Fri 10aSunny59°15° (likely 57°14° to 59°15°)59°15°0%5 mph8 km/h from SE, gusts 9 mph14 km/h64%1%1
Fri 11aSunny64°18° (likely 62°17° to 64°18°)64°18°0%5 mph8 km/h from SSE, gusts 9 mph15 km/h56%0%2
Fri 12pSunny69°21° (likely 66°19° to 69°21°)69°21°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h47%0%3
Fri 1pSunny72°22° (likely 69°21° to 73°23°)72°22°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h41%0%4
Fri 2pSunny73°23° (likely 71°22° to 74°23°)73°23°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h38%2%3
Fri 3pSunny74°23° (likely 72°22° to 74°23°)74°23°0%5 mph8 km/h from SE, gusts 9 mph14 km/h35%5%2
Fri 4pMostly sunny74°23° (likely 71°22° to 74°23°)74°23°0%5 mph8 km/h from SE, gusts 9 mph15 km/h35%38%1
Fri 5pSunny72°22° (likely 69°21° to 72°22°)72°22°0%5 mph8 km/h from SE, gusts 9 mph15 km/h39%8%0
Fri 6pMostly clear68°20° (likely 63°17° to 68°20°)68°20°0%5 mph8 km/h from ESE, gusts 9 mph15 km/h44%62%0
Fri 7pMostly clear64°18° (likely 61°16° to 64°18°)64°18°0%5 mph8 km/h from ESE, gusts 9 mph14 km/h54%61%0
Fri 8pMostly clear61°16° (likely 58°14° to 62°17°)61°16°0%5 mph8 km/h from ESE, gusts 11 mph18 km/h58%46%0
Fri 9pMostly clear59°15° (likely 56°13° to 60°16°)59°15°0%5 mph8 km/h from ESE, gusts 11 mph17 km/h60%30%0
Fri 10pMostly clear57°14° (likely 55°13° to 58°14°)57°14°0%5 mph8 km/h from SE, gusts 12 mph20 km/h62%13%0
Fri 11pMostly clear56°13° (likely 54°12° to 56°13°)56°13°0%5 mph8 km/h from SE, gusts 13 mph21 km/h64%14%0
Sat 12aMostly clear55°13° (likely 53°12° to 56°13°)55°13°0%5 mph8 km/h from SE, gusts 12 mph20 km/h66%50%0
Sat 1aMostly clear54°12° (likely 52°11° to 55°13°)54°12°0%5 mph8 km/h from SE, gusts 12 mph20 km/h69%61%0
Sat 2aCloudy53°12° (likely 51°11° to 54°12°)53°12°0%5 mph8 km/h from SE, gusts 10 mph17 km/h71%73%0
Sat 3aCloudy52°11° (likely 50°10° to 52°11°)52°11°0%5 mph8 km/h from SE, gusts 8 mph13 km/h74%75%0
Sat 4aCloudy50°10° (likely 49°9° to 52°11°)48°9°0%5 mph8 km/h from SE, gusts 8 mph13 km/h77%80%0
Sat 5aCloudy50°10° (likely 48°9° to 51°11°)48°9°0%5 mph8 km/h from SE, gusts 7 mph12 km/h77%86%0
Sat 6aCloudy49°9° (likely 47°8° to 51°11°)47°8°0%5 mph8 km/h from SE, gusts 7 mph11 km/h80%79%0
Sat 7aCloudy48°9° (likely 46°8° to 51°11°)46°8°0%5 mph8 km/h from SE, gusts 6 mph9 km/h83%80%0
Sat 8aCloudy50°10° (likely 46°8° to 51°11°)48°9°0%5 mph8 km/h from ESE, gusts 5 mph9 km/h83%95%0
Sat 9aCloudy54°12° (likely 52°11° to 55°13°)54°12°0%5 mph8 km/h from SSE, gusts 7 mph12 km/h77%89%1
Sat 10aCloudy59°15° (likely 58°14° to 59°15°)59°15°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h64%77%2
Sat 11aPartly sunny64°18° (likely 61°16° to 65°18°)64°18°0%5 mph8 km/h from SSE, gusts 12 mph20 km/h56%74%3
Sat 12pCloudy67°19° (likely 65°18° to 70°21°)67°19°0%10 mph16 km/h from S, gusts 13 mph21 km/h50%78%3
Sat 1pCloudy70°21° (likely 68°20° to 72°22°)70°21°0%10 mph16 km/h from S, gusts 12 mph20 km/h44%80%4
Sat 2pCloudy72°22° (likely 69°21° to 73°23°)72°22°0%10 mph16 km/h from S, gusts 12 mph20 km/h39%79%4
Sat 3pCloudy72°22° (likely 70°21° to 74°23°)72°22°0%10 mph16 km/h from S, gusts 12 mph20 km/h38%77%3
Sat 4pCloudy73°23° (likely 69°21° to 74°23°)73°23°0%10 mph16 km/h from S, gusts 12 mph20 km/h37%64%2
Sat 5pMostly cloudy71°22° (likely 68°20° to 72°22°)71°22°0%5 mph8 km/h from SSE, gusts 12 mph20 km/h41%57%1
Sat 6pPartly cloudy69°21° (likely 63°17° to 69°21°)69°21°0%5 mph8 km/h from SSE, gusts 9 mph15 km/h42%39%0
Sat 7pPartly cloudy66°19° (likely 60°16° to 66°19°)66°19°0%5 mph8 km/h from SSE, gusts 9 mph14 km/h48%34%0
Sat 8pMostly clear61°16° (likely 57°14° to 61°16°)61°16°0%5 mph8 km/h from SSE, gusts 9 mph14 km/h58%41%0
Sat 9pClear58°14° (likely 55°13° to 60°16°)58°14°0%5 mph8 km/h from SSE, gusts 10 mph16 km/h64%10%0
Sat 10pMostly clear57°14° (likely 54°12° to 58°14°)57°14°0%5 mph8 km/h from SSE, gusts 11 mph17 km/h64%14%0
Sat 11pCloudy56°13° (likely 53°12° to 57°14°)56°13°0%5 mph8 km/h from SSE, gusts 11 mph18 km/h66%65%0
Sun 12aPartly cloudy55°13° (likely 52°11° to 56°13°)55°13°0%5 mph8 km/h from S, gusts 11 mph18 km/h66%69%0
Sun 1aCloudy54°12° (likely 52°11° to 55°13°)54°12°0%5 mph8 km/h from S, gusts 9 mph15 km/h69%77%0
Sun 2aCloudy53°12° (likely 52°11° to 54°12°)53°12°0%5 mph8 km/h from S, gusts 9 mph15 km/h71%73%0
Sun 3aPartly cloudy52°11° (likely 51°11° to 53°12°)52°11°0%5 mph8 km/h from S, gusts 8 mph13 km/h71%63%0
Sun 4aPartly cloudy52°11° (likely 50°10° to 52°11°)52°11°0%5 mph8 km/h from S, gusts 8 mph12 km/h71%65%0
Sun 5aCloudy50°10° (likely 49°9° to 52°11°)49°9°0%5 mph8 km/h from S, gusts 7 mph12 km/h77%69%0
Sun 6aPartly cloudy50°10° (likely 49°9° to 52°11°)50°10°0%0 mph0 km/h, gusts 7 mph11 km/h77%65%0
Sun 7aMostly cloudy50°10° (likely 48°9° to 52°11°)50°10°0%0 mph0 km/h, gusts 6 mph10 km/h77%61%0
Sun 8aPartly sunny53°12° (likely 48°9° to 55°13°)53°12°0%0 mph0 km/h, gusts 6 mph10 km/h71%62%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 23. Mostly sunny. High 74°23°, low 48°9°. Typical 61°16° / 40°4°. Dry. Forecasts agree. Best day outdoors this week.
    1. Morning

      6 AM–noon

      Sunny, 64°18°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 74°23°

      Dry

    3. Evening

      6 PM–midnight

      Mostly clear, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 50°10°

      Dry

    Official NWS forecast

    Today: Sunny. High near 74, with temperatures falling to around 72 in the afternoon. Southeast wind around 5 mph, with gusts as high as 15 mph.

    Tonight: Mostly clear. Low around 48, with temperatures rising to around 50 overnight. Southeast wind around 5 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    Best day outdoors this week: the one dry, mild day the forecasts agree on (high 74°23°).

    High, likely
    72°22°–74°23°
    Low, likely
    44°7°–48°9°
    Typical high / low
    61°16° / 40°4°
    Wind
    8 mph13 km/h, gusts 18 mph28 km/h
    UV peak
    4
  2. Tomorrow, Oct 24. Cloudy. High 73°23°, 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

      Cloudy, 73°23°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 50°10°

      Dry

    Official NWS forecast

    Day: Partly sunny. High near 73, with temperatures falling to around 71 in the afternoon. South southeast wind 5 to 10 mph.

    Night: Partly cloudy, with a low around 50. South southeast wind around 5 mph.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    70°21°–74°23°
    Low, likely
    46°8°–51°11°
    Typical high / low
    60°16° / 40°4°
    Wind
    11 mph17 km/h, gusts 18 mph28 km/h
    UV peak
    4
  3. Sunday, Oct 25. Cloudy. High 75°24°, low 50°10°. Typical 60°16° / 40°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 53°12°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 73°23°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 62°17°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 53°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 75. South wind 0 to 5 mph.

    Night: Partly cloudy, with a low around 50.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    72°22°–76°24°
    Low, likely
    48°9°–52°11°
    Typical high / low
    60°16° / 40°4°
    Wind
    8 mph12 km/h, gusts 17 mph27 km/h
    UV peak
    4
  4. Monday, Oct 26. Cloudy. High 72°22°, low 49°9°. Typical 59°15° / 39°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 53°12°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 59°15°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 50°10°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 72.

    Night: Mostly cloudy, with a low around 49.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    69°21°–72°22°
    Low, likely
    49°9°–53°12°
    Typical high / low
    59°15° / 39°4°
    Wind
    10 mph16 km/h, gusts 21 mph33 km/h
    UV peak
    3
  5. Tuesday, Oct 27. Mostly cloudy. High 68°20°, low 49°9°. Typical 59°15° / 39°4°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 52°11°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 66°19°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 60°16°

      Dry

    4. Overnight

      midnight–6 AM

      Cloudy, 54°12°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly cloudy, with a high near 68.

    Night: Mostly cloudy, with a low around 49.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    64°18°–71°22°
    Low, likely
    47°8°–52°11°
    Typical high / low
    59°15° / 39°4°
    Wind
    10 mph16 km/h, gusts 25 mph40 km/h
    UV peak
    2
  6. Wednesday, Oct 28. Cloudy. High 71°22°, low 50°10°. Typical 58°14° / 38°3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 55°13°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 70°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 61°16°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 57°14°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 71.

    Night: A slight chance of rain showers after 1am. Partly cloudy, with a low around 50.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    67°19°–74°23°
    Low, likely
    50°10°–55°13°
    Typical high / low
    58°14° / 38°3°
    Wind
    13 mph21 km/h, gusts 24 mph38 km/h
    UV peak
    4
  7. Thursday, Oct 29. Showers. High 69°21°, low 46°8°. Typical 58°14° / 38°3°. Rain 0.05 in1.3 mm, 20% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Partly sunny, 57°14°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 63°17°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 52°11°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 41°5°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: A slight chance of rain showers. Mostly sunny, with a high near 69.

    Night: A chance of rain showers. Mostly cloudy, with a low around 46.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    64°18°–70°21°
    Low, likely
    45°7°–53°12°
    Typical high / low
    58°14° / 38°3°
    Wind
    14 mph22 km/h, gusts 38 mph61 km/h
    UV peak
    1
  8. Friday, Oct 30. Rain. High 59°15°, low 43°6°. Typical 57°14° / 38°3°. Rain 0.08 in2 mm, 20% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 42°6°

      Dry

    2. Afternoon

      noon–6 PM

      Drizzle, 56°13°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 47°9°

      20% chance · 0.08 in2 mm

    4. Overnight

      midnight–6 AM

      Cloudy, 42°5°

      20% chance

    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
    49°9°–69°21°
    Low, likely
    39°4°–51°11°
    Typical high / low
    57°14° / 38°3°
    Wind
    12 mph20 km/h, gusts 23 mph36 km/h
  9. Saturday, Oct 31. Drizzle. High 62°17°, low 44°7°. Typical 56°13° / 37°3°. Rain 0.1 in2.5 mm, 40% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 45°7°

      30% chance

    2. Afternoon

      noon–6 PM

      Partly sunny, 61°16°

      30% chance

    3. Evening

      6 PM–midnight

      Cloudy, 55°13°

      40% chance

    4. Overnight

      midnight–6 AM

      Cloudy, 52°11°

      40% chance · 0.01 in0.3 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
    57°14°–66°19°
    Low, likely
    38°3°–55°13°
    Typical high / low
    56°13° / 37°3°
    Wind
    12 mph19 km/h, gusts 20 mph33 km/h
    UV peak
    2
  10. Sunday, Nov 1. Cloudy. High 65°18°, low 52°11°. Typical 56°13° / 37°3°. Rain 0.11 in2.8 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 53°12°

      30% chance

    2. Afternoon

      noon–6 PM

      Cloudy, 63°17°

      30% chance

    3. Evening

      6 PM–midnight

      Clear, 56°13°

      20% chance

    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
    63°17°–68°20°
    Low, likely
    50°10°–54°12°
    Typical high / low
    56°13° / 37°3°
    Wind
    13 mph21 km/h, gusts 26 mph41 km/h
    UV peak
    3

The outlook

  1. Today

    Dry, high 74°, low 48°.

  2. Tomorrow

    Dry, high 73°, low 50°.

  3. Sunday

    Dry, high 75°, low 50°.

  4. Rest of week

    Mostly dry, highs 59–72°.

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

Illinois River near La Salle

4.0 mi
Below flood stage
Level
11.7 ft
Flow
6,610 cfs

Forecast peak 11.6 ft Fri 1 PM

Reading from Fri 7:45 AM · NWS gauge page

Illinois River at Starved Rock Lock (tailwater)

9.9 mi
Below flood stage
Level
442 ft
Flow
5,230 cfs

Forecast peak 442 ft Fri 1 PM

Reading from Fri 7 AM · NWS gauge page

Illinois River near Henry

20 mi
Below flood stage
Level
14.8 ft
Flow
4,770 cfs

Forecast peak 14.8 ft Fri 1 PM

Reading from Fri 7:45 AM · NWS gauge page

Illinois River at Marseilles Lock (tailwater)

22 mi
Below flood stage
Level
459 ft
Flow
6,770 cfs

Forecast peak 459 ft Fri 1 PM

Reading from Fri 7:30 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 111

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 (air quality forecast not available for part of this window).

Is this typical?

Ottawa 4sw · official normals 1991–2020 · records 1890–2026

Oct 23, today vs a typical year

Today’s expected high is 13°7° warmer than typical.

Normal high / low
61°16° / 40°4°
Forecast high / low
74°23° / 48°9°
Record high
87°31° in 1963
Record low
21°−6° in 1895

Last 7 days vs normal

On average 3°1° colder than normal (daily mean temperature).

  1. −9°−5°SatOct 17
  2. −8°−4°SunOct 18
  3. −2°−1°MonOct 19
  4. +2°+1°TueOct 20
  5. +5°+3°WedOct 21
  6. —ThuOct 22
  7. —FriOct 23

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

Sun & moon

Sun

Sunrise 7:17 AM, sunset 6:03 PM.

Daylight
10 h 46 min
Losing 2 min 30 s a day; shortest Dec 21, 1 h 35 min less
Golden hour
5:25–6:21 PM
Morning 7:00–7:56 AM
Blue hour
6:21–6:31 PM
Morning 6:49–7:00 AM; first light 6:49 AM

Stars tonight? Fair

Mostly clear 10 PM–12 AM, but the moon is 95% lit and up.

Moon

Waxing gibbous

92% lit · growing

Today
sets 4:22 AM · rises 4:36 PM
Full moon
Oct 25
New moon
Nov 9
Looking west from Dalzell. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.