Morton, IL 61550 Weather

Tazewell County1:05 AM CDT40.61°N, 89.46°W

Current conditions

Clear
52°
Clear
Feels like 52°
High 75°·Low 48° tonight
WindCalm
Humidity87%
Dew point48°
Pressure30.24 inHg
Visibility10 mi
Cloud cover1%
UV index0 Low
Sunrise7:17 AM
Sunset6:09 PM

Observed at Peoria - General Downing-Peoria International Airport · 1 hr ago

Forecast

10-day

  • Tonight

    Mostly clear, with a low around 48. Wind around 0 mph.

  • Thursday

    Sunny, with a high near 75. North northeast wind around 1 mph.

  • Thursday Night

    Clear, with a low around 48. East wind around 3 mph.

National Weather Service forecast updated 7 hrs ago.

Hourly

Hourly forecast
  1. Now Clear 53°
  2. 2 AM Clear 51°
  3. 3 AM Mostly Clear 51°
  4. 4 AM Mostly Clear 50°
  5. 5 AM Mostly Clear 49°
  6. 6 AM Sunny 49°
  7. 7 AM Sunny 48°
  8. 8 AM Sunny 50°
  9. 9 AM Sunny 54°
  10. 10 AM Sunny 62°
  11. 11 AM Sunny 67°
  12. 12 PM Sunny 71°
  13. 1 PM Sunny 73°
  14. 2 PM Sunny 74°
  15. 3 PM Sunny 75°
  16. 4 PM Sunny 75°
  17. 5 PM Sunny 73°
  18. 6 PM Clear 70°
  19. 7 PM Clear 66°
  20. 8 PM Clear 60°
  21. 9 PM Clear 59°
  22. 10 PM Clear 57°
  23. 11 PM Clear 55°
  24. Fri12 AM Clear 54°

10-day forecast

Details
  1. TonightOct 21 Mostly Clear Mostly Clear48°
  2. TodayOct 22 Sunny Sunny48°75°
  3. FriOct 23 Sunny Sunny49°75°
  4. SatOct 24 Mostly Sunny Mostly Sunny49°74°
  5. SunOct 25 Partly Sunny Partly Sunny50°76°
  6. MonOct 26 Partly Sunny Partly Sunny48°74°
  7. TueOct 27 Partly Sunny Partly Sunny10%46°67°
  8. WedOct 28 Mostly Sunny Mostly Sunny68°
  9. ThuOct 29 Mostly sunny Mostly sunny38°62°
  10. FriOct 30 Mostly sunny Mostly sunny46°60°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
Open the National Weather Service radar (the map here needs JavaScript).

Weather news near Morton

More weather news
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Air quality

64
Moderate
Fine particles (PM2.5)

Acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Forecast

  • ThuModerate
  • FriModerate

Peoria, IL reporting area · 2 hrs ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:17 AM
Sunset 6:09 PM
Daylight 10 h 51 min (−2 min 32 s tomorrow)
Waxing Gibbous · 83% lit
Moonrise 4:12 PM Moonset 3:21 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low63° / 42°
Record high84° (1927)
Record low22° (1976)
Wettest1.89 in (2009)
Month to date1.06 in (normal 2.12 in)

Peoria Area, records since 1883. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasters' discussion

From the National Weather Service office in ILX, issued 12 hrs ago

Key Messages

- Sunny mild days and cool nights persist across central and southeast Illinois through Sunday, with highs in the mid- upper 70s and lows in the 40s.

- A cold front moves across the region early next week, bringing prospects for light rain, followed by cooler temperatures.

Discussion

Issued at 1211 PM CDT Wed Oct 21 2026

Surface ridge axis centered across the area provides quiet, clear conditions across central and southeast Illinois. Dry air and subsidence will continue to produce mainly clear skies and large diurnal temperature swings over the next several days.

Mid-level heights build across the Mississippi Valley Friday and this weekend as the surface high slips farther east. Models show strong consensus on establishing persistent southerly return flow. 850-hPa temperatures in the lower teens C, along with deeper mixing support afternoon highs around 80F on Sunday, around 15 degrees above climatological averages.

Medium-range deterministic solutions (ECMWF, ECMWF-AI, and GFS) and the ensemble suite diverge early next week regarding the progression of an upstream longwave trough and associated surface cold front. The deterministic GFS exhibits a faster frontal transit across central Illinois Monday evening with stronger pre-frontal 850-hPa flow (4050 kt). Conversely, the ECMWF and ECMWF-AI are roughly 6 to 12 hours slower, maintaining a broader frontal structure and tracking the primary boundary through the forecast area Tuesday. GEFS and ECMWF ensemble members favor this slower progression. Latest NBM run has lowered PoPs below mentionable levels, but this will likely change as the system develops. Behind the front, a shot of cooler air will move in, returning temperatures to more seasonable levels Tue-Wed.

Aviation

Issued at 1211 PM CDT Wed Oct 21 2026

Another cycle of VFR conditions and light/variable winds with high pressure in control.

Ilx Watches

None.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.