Algonquin, IL 10-Day Weather Forecast

McHenry County6:26 PM CDT42.17°N, 88.29°WElevation 741 ft

Overview

  1. TodayOct 21 Sunny Sunny45°72°
  2. ThuOct 22 Patchy Fog then Sunny Patchy Fog then Sunny46°72°
  3. FriOct 23 Mostly Sunny Mostly Sunny49°71°
  4. SatOct 24 Mostly Sunny Mostly Sunny51°70°
  5. SunOct 25 Partly Sunny Partly Sunny51°72°
  6. MonOct 26 Partly Sunny Partly Sunny12%48°66°
  7. TueOct 27 Slight Chance Rain Showers Slight Chance Rain Showers22%45°61°
  8. WedOct 28 Cloudy Cloudy0.16 in48°62°
  9. ThuOct 29 Heavy rain Heavy rain0.65 in38°59°
  10. FriOct 30 Sunny Sunny36°55°

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

Today October 21

Sunny
This Afternoon
High 72°
Sunny

Sunny. High near 72, with temperatures falling to around 69 in the afternoon. South southwest wind around 0 mph.

Precip 0%Wind 0 mph
Mostly Clear then Patchy Fog
Tonight
Low 45°
Mostly Clear then Patchy Fog

Patchy fog after 3am. Mostly clear, with a low around 45. West northwest wind around 0 mph.

Precip 0%Wind 0 mph
Rain/precip total0.00 in
Gusts to5 mph
UV index2 Low
Sunrise7:13 AM
Sunset6:04 PM
Daylight10 h 50 min
Moon Waxing Gibbous (79%)

Tomorrow October 22

Patchy Fog then Sunny
Thursday
High 72°
Patchy Fog then Sunny

Patchy fog before 9am. Sunny. High near 72, with temperatures falling to around 69 in the afternoon. Northeast wind 0 to 5 mph.

Precip 0%Wind NE 0 to 5 mph
Partly Cloudy
Thursday Night
Low 46°
Partly Cloudy

Partly cloudy, with a low around 46. East wind 0 to 5 mph.

Precip 0%Wind E 0 to 5 mph
Rain/precip total0.00 in
Gusts to7 mph
UV index4 Moderate
Sunrise7:15 AM
Sunset6:02 PM
Daylight10 h 47 min
Moon Waxing Gibbous (86%)

Friday October 23

Mostly Sunny
Friday
High 71°
Mostly Sunny

Mostly sunny, with a high near 71. Southeast wind 0 to 5 mph, with gusts as high as 10 mph.

Precip 0%Wind SE 0 to 5 mph
Partly Cloudy
Friday Night
Low 49°
Partly Cloudy

Partly cloudy, with a low around 49.

Precip 0%Wind SE 5 mph
Rain/precip total0.00 in
Gusts to10 mph
UV index3 Moderate
Sunrise7:16 AM
Sunset6:01 PM
Daylight10 h 44 min
Moon Waxing Gibbous (93%)

Saturday October 24

Mostly Sunny
Saturday
High 70°
Mostly Sunny

Mostly sunny, with a high near 70.

Precip 0%Wind S 5 to 10 mph
Mostly Cloudy
Saturday Night
Low 51°
Mostly Cloudy

Mostly cloudy, with a low around 51.

Precip 0%Wind S 5 to 10 mph
Rain/precip total0.00 in
Gusts to17 mph
UV index0 Low
Sunrise7:17 AM
Sunset5:59 PM
Daylight10 h 42 min
Moon Waxing Gibbous (97%)

Sunday October 25

Partly Sunny
Sunday
High 72°
Partly Sunny

Partly sunny, with a high near 72.

Precip 0%Wind SSW 5 mph
Mostly Cloudy
Sunday Night
Low 51°
Mostly Cloudy

Mostly cloudy, with a low around 51.

Precip 1%Wind W 0 to 5 mph
Gusts to10 mph
Sunrise7:18 AM
Sunset5:58 PM
Daylight10 h 39 min
Moon Full Moon (100%)

Monday October 26

Partly Sunny
Monday
High 66°
Partly Sunny

Partly sunny, with a high near 66.

Precip 4%Wind NE 0 to 5 mph
Mostly Cloudy
Monday Night
Low 48°
Mostly Cloudy

Mostly cloudy, with a low around 48.

Precip 12%Wind NE 5 mph
Gusts to12 mph
Sunrise7:19 AM
Sunset5:56 PM
Daylight10 h 36 min
Moon Full Moon (100%)

Tuesday October 27

Slight Chance Rain Showers
Tuesday
High 61°
Slight Chance Rain Showers

A slight chance of rain showers after 7am. Partly sunny, with a high near 61.

Precip 22%Wind ENE 5 mph
Slight Chance Rain Showers
Tuesday Night
Low 45°
Slight Chance Rain Showers

A slight chance of rain showers. Mostly cloudy, with a low around 45.

Precip 16%Wind ESE 0 to 5 mph
Gusts to12 mph
Sunrise7:21 AM
Sunset5:55 PM
Daylight10 h 34 min
Moon Waning Gibbous (97%)

Wednesday October 28

Extended outlook
Cloudy
Wednesday
High 62°
Cloudy
Showers
Wednesday Night
Low 48°
Showers
Rain/precip total0.16 in
Sunrise7:22 AM
Sunset5:54 PM
Daylight10 h 31 min
Moon Waning Gibbous (92%)

Thursday October 29

Extended outlook
Heavy rain
Thursday
High 59°
Heavy rain
Heavy rain
Thursday Night
Low 38°
Heavy rain
Rain/precip total0.65 in
Sunrise7:23 AM
Sunset5:52 PM
Daylight10 h 29 min
Moon Waning Gibbous (84%)

Friday October 30

Extended outlook
Sunny
Friday
High 55°
Sunny
Clear
Friday Night
Low 36°
Clear
Rain/precip total0.00 in
Sunrise7:24 AM
Sunset5:51 PM
Daylight10 h 26 min
Moon Waning Gibbous (75%)

National Weather Service forecast updated 3 hrs ago.

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 4Search index and reflects what the press published. Terms of use.