Crystal Lake, IL 60039 Hourly Weather

McHenry County11:12 AM CDT42.32°N, 88.45°W

Next 48 hours

11 AM 2 PM 5 PM 8 PM 11 PM Fri Oct 23 2 AM 5 AM 8 AM 11 AM 2 PM 5 PM 8 PM 11 PM Sat Oct 24 2 AM 5 AM 8 AM 45° 50° 55° 60° 65° 70° 75° %
TemperatureFeels likeChance of precipitationNight
Thursday, October 2213 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
11 AM Sunny 65° 65° 0% 0.00 in Calm 68% 54° 1% 3
12 PM Sunny 69° 69° 0% 0.00 in Calm 56% 52° 2% 4
1 PM Sunny 71° 71° 0% 0.00 in Calm 49% 51° 2% 4
2 PM Sunny 72° 73° 0% 0.00 in Calm 46% 51° 1% 3
3 PM Sunny 73° 73° 0% 0.00 in Calm 46% 51° 1% 2
4 PM Sunny 73° 73° 0% 0.00 in Calm 46% 51° 4% 1
5 PM Sunny 70° 70° 0% 0.00 in Calm 52% 52° 1% 0
6 PM Clear 65° 65° 0% 0.00 in E 5 62% 52° 2% 0
7 PM Clear 59° 59° 0% 0.00 in E 5 75% 51° 4% 0
8 PM Mostly Clear 56° 56° 0% 0.00 in E 5 84% 51° 9% 0
9 PM Mostly Clear 54° 54° 0% 0.00 in E 5 94% 52° 16% 0
10 PM Partly Cloudy 52° 52° 0% 0.00 in Calm 98% 51° 30% 0
11 PM Partly Cloudy 51° 51° 0% 0.00 in Calm 97% 50° 26% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 50° 50° 0% 0.00 in Calm 99% 50° 28% 0
1 AM Patchy Fog 50° 50° 0% 0.00 in Calm 100% 50° 36% 0
2 AM Patchy Fog 49° 49° 0% 0.00 in Calm 100% 49° 33% 0
3 AM Patchy Fog 49° 49° 0% 0.00 in Calm 100% 49° 34% 0
4 AM Patchy Fog 48° 48° 0% 0.00 in Calm 100% 48° 36% 0
5 AM Patchy Fog 47° 47° 0% 0.00 in Calm 100% 47° 37% 0
6 AM Patchy Fog 47° 47° 0% 0.00 in Calm 100% 47° 34% 0
7 AM Patchy Fog 46° 46° 0% 0.00 in Calm 100% 46° 29% 0
8 AM Patchy Fog 48° 48° 0% 0.00 in Calm 100% 48° 34% 0
9 AM Sunny 53° 53° 0% 0.00 in SSE 5 93% 51° 24% 1
10 AM Mostly Sunny 58° 58° 0% 0.00 in SSE 5 81% 52° 26% 2
11 AM Sunny 63° 63° 0% 0.00 in S 5 69% 53° 17% 3
12 PM Sunny 67° 67° 0% 0.00 in S 5 60% 53° 15% 3
1 PM Sunny 70° 70° 0% 0.00 in S 5 G10 53% 52° 12% 3
2 PM Sunny 71° 71° 0% 0.00 in S 5 G10 50% 52° 14% 3
3 PM Sunny 72° 72° 0% 0.00 in S 5 G10 48% 51° 15% 2
4 PM Sunny 71° 71° 0% 0.00 in SSE 5 G10 48% 51° 13% 1
5 PM Sunny 69° 69° 0% 0.00 in SSE 5 53% 51° 10% 0
6 PM Mostly Clear 65° 65° 0% 0.00 in SE 5 61% 51° 12% 0
7 PM Mostly Clear 60° 60° 0% 0.00 in SE 5 70% 50° 7% 0
8 PM Clear 58° 58° 0% 0.00 in SE 5 75% 50° 2% 0
9 PM Mostly Clear 56° 56° 0% 0.00 in SE 5 G10 78% 50° 16% 0
10 PM Partly Cloudy 55° 55° 0% 0.00 in SE 5 G10 80% 49° 29% 0
11 PM Partly Cloudy 54° 54° 0% 0.00 in SSE 5 G10 82% 48° 31% 0
Saturday, October 2424 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 53° 53° 0% 0.00 in SSE 5 G10 82% 48° 32% 0
1 AM Partly Cloudy 52° 53° 0% 0.00 in SSE 5 G10 81% 47° 34% 0
2 AM Partly Cloudy 52° 52° 0% 0.00 in SSE 5 G10 81% 46° 36% 0
3 AM Partly Cloudy 51° 51° 0% 0.00 in SSE 5 G10 82% 46° 39% 0
4 AM Partly Cloudy 50° 48° 0% 0.00 in SSE 5 G10 84% 45° 41% 0
5 AM Partly Cloudy 48° 46° 0% 0.00 in SSE 5 87% 44° 44% 0
6 AM Mostly Sunny 47° 45° 0% 0.00 in S 5 90% 44° 46% 0
7 AM Mostly Sunny 47° 46° 0% 0.00 in S 5 90% 44° 49% 0
8 AM Mostly Sunny 50° 48° 0% 0.00 in S 5 86% 46° 45% 0
9 AM Mostly Sunny 54° 54° 0% 0.00 in S 5 G10 81% 48° 42% 1
10 AM Mostly Sunny 58° 58° 0% 0.00 in S 5 G12 74% 50° 38% 2
11 AM Mostly Sunny 62° 62° 0% 0.00 in S 10 66% 51° 41% 3
12 PM Mostly Sunny 65° 65° 0% 0.00 in S 10 60% 51° 44% 4
1 PM Mostly Sunny 68° 68° 0% 0.00 in S 10 G16 55% 51° 47% 4
2 PM Partly Sunny 69° 69° 0% 0.00 in S 10 G16 53% 51° 51% 3
3 PM Partly Sunny 70° 70° 0% 0.00 in S 10 G16 51% 51° 55% 2
4 PM Partly Sunny 69° 69° 0% 0.00 in S 10 52% 50° 59% 1
5 PM Partly Sunny 67° 67° 0% 0.00 in S 10 55% 50° 61% 0
6 PM Mostly Cloudy 64° 64° 0% 0.00 in S 5 G13 59% 49° 63% 0
7 PM Mostly Cloudy 61° 61° 0% 0.00 in S 5 G12 64% 49° 65% 0
8 PM Mostly Cloudy 59° 59° 0% 0.00 in S 5 G10 67% 48° 59% 0
9 PM Mostly Cloudy 58° 58° 0% 0.00 in S 5 G10 68% 48° 53% 0
10 PM Partly Cloudy 57° 57° 0% 0.00 in S 5 G10 69% 47° 47% 0
11 PM Partly Cloudy 56° 56° 0% 0.00 in S 5 G10 70% 47° 45% 0
Sunday, October 2524 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Partly Cloudy 56° 56° 0% 0.00 in S 5 G10 71% 46° 43% 0
1 AM Partly Cloudy 55° 55° 0% 0.00 in S 5 71% 46° 41% 0
2 AM Partly Cloudy 54° 54° 0% 0.00 in S 5 72% 45° 44% –
3 AM Partly Cloudy 54° 54° 0% 0.00 in S 5 72% 45° 46% –
4 AM Partly Cloudy 53° 53° 0% 0.00 in S 5 74% 45° 49% –
5 AM Mostly Cloudy 52° 52° 0% 0.00 in S 5 76% 44° 52% –
6 AM Partly Sunny 51° 50° 0% 0.00 in SSW 5 78% 44° 56% –
7 AM Partly Sunny 51° 51° 0% – SSW 5 78% 44° 59% –
8 AM Partly Sunny 53° 53° 0% – SSW 5 77% 46° 58% –
9 AM Partly Sunny 57° 57° 0% – SSW 5 73% 48° 57% –
10 AM Partly Sunny 61° 61° 0% – SSW 5 69% 51° 56% –
11 AM Partly Sunny 65° 65° 0% – SSW 5 63% 52° 54% –
12 PM Partly Sunny 68° 68° 0% – SSW 5 58% 53° 51% –
1 PM Mostly Sunny 71° 71° 0% – SSW 5 54% 53° 49% –
2 PM Partly Sunny 73° 73° 0% – SSW 5 50% 53° 51% –
3 PM Partly Sunny 74° 74° 0% – SSW 5 49% 53° 52% –
4 PM Partly Sunny 73° 73° 0% – SSW 5 50% 53° 54% –
5 PM Partly Sunny 70° 70° 0% – SSW 5 55% 53° 54% –
6 PM Mostly Cloudy 66° 66° 0% – S 5 62% 52° 53% –
7 PM Mostly Cloudy 64° 64° 0% – Calm 65% 52° 53% –
8 PM Mostly Cloudy 61° 61° 0% – Calm 70% 51° 53% –
9 PM Mostly Cloudy 58° 59° 0% – Calm 74% 50° 53% –
10 PM Mostly Cloudy 57° 57° 0% – Calm 78% 50° 53% –
11 PM Mostly Cloudy 55° 55° 0% – Calm 80% 49° 53% –
Monday, October 2624 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 55° 55° 0% – Calm 82% 49° 53% –
1 AM Mostly Cloudy 54° 54° 0% – Calm 83% 49° 66% –
2 AM Mostly Cloudy 53° 53° 0% – Calm 84% 49° 66% –
3 AM Mostly Cloudy 53° 53° 0% – Calm 86% 48° 66% –
4 AM Mostly Cloudy 52° 52° 0% – Calm 86% 48° 66% –
5 AM Mostly Cloudy 51° 51° 0% – Calm 88% 48° 66% –
6 AM Partly Sunny 51° 51° 0% – Calm 88% 47° 66% –
7 AM Mostly Cloudy 51° 51° 2% – Calm 88% 48° 72% –
8 AM Mostly Cloudy 53° 53° 2% – Calm 87% 49° 72% –
9 AM Mostly Cloudy 55° 55° 2% – Calm 85% 51° 72% –
10 AM Mostly Cloudy 58° 58° 2% – ENE 5 82% 53° 72% –
11 AM Mostly Cloudy 61° 61° 2% – ENE 5 77% 53° 72% –
12 PM Mostly Cloudy 63° 63° 2% – ENE 5 71% 53° 72% –
1 PM Mostly Cloudy 64° 64° 4% – ENE 5 67% 53° 75% –
2 PM Mostly Cloudy 65° 65° 4% – ENE 5 G10 65% 53° 75% –
3 PM Mostly Cloudy 65° 65° 4% – ENE 5 G12 64% 52° 75% –
4 PM Mostly Cloudy 64° 64° 4% – ENE 5 G12 64% 52° 75% –
5 PM Mostly Cloudy 62° 62° 4% – ENE 5 G12 66% 51° 75% –
6 PM Mostly Cloudy 60° 60° 4% – ENE 5 G13 70% 50° 75% –
7 PM Mostly Cloudy 58° 58° 11% – ENE 5 G13 74% 49° 80% –
8 PM Mostly Cloudy 55° 55° 11% – ENE 5 G13 79% 49° 80% –
9 PM Mostly Cloudy 53° 53° 11% – ENE 5 G12 84% 48° 80% –
10 PM Mostly Cloudy 52° 52° 11% – ENE 5 G12 88% 48° 80% –
11 PM Mostly Cloudy 51° 49° 11% – ENE 5 G10 90% 48° 80% –
Tuesday, October 2724 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Mostly Cloudy 50° 49° 11% – ENE 5 G10 91% 48° 80% –
1 AM Slight Chance Rain Showers 50° 49° 18% – ENE 5 G10 91% 48° 79% –
2 AM Slight Chance Rain Showers 50° 48° 18% – ENE 5 G10 92% 47° 79% –
3 AM Slight Chance Rain Showers 49° 47° 18% – NE 5 G10 92% 47° 79% –
4 AM Slight Chance Rain Showers 48° 47° 18% – NE 5 G10 93% 46° 79% –
5 AM Slight Chance Rain Showers 48° 46° 18% – ENE 5 G10 94% 46° 79% –
6 AM Slight Chance Rain Showers 47° 45° 18% – ENE 5 G10 94% 46° 79% –
7 AM Slight Chance Rain Showers 48° 45° 21% – ENE 5 G10 93% 46° 80% –
8 AM Slight Chance Rain Showers 50° 48° 21% – ENE 5 G12 91% 47° 80% –
9 AM Slight Chance Rain Showers 52° 52° 21% – E 5 G13 88% 49° 80% –
10 AM Slight Chance Rain Showers 55° 55° 21% – E 5 G14 84% 50° 80% –
11 AM Slight Chance Rain Showers 57° 57° 21% – E 5 G14 79% 51° 80% –
12 PM Slight Chance Rain Showers 58° 58° 21% – E 5 G14 75% 50° 80% –
1 PM Slight Chance Rain Showers 59° 59° 15% – E 5 G14 71% 50° 71% –
2 PM Slight Chance Rain Showers 60° 60° 15% – E 5 G14 67% 49° 71% –
3 PM Slight Chance Rain Showers 61° 61° 15% – E 5 G14 64% 49° 71% –
4 PM Slight Chance Rain Showers 61° 61° 15% – E 5 G14 63% 48° 71% –
5 PM Slight Chance Rain Showers 59° 59° 15% – E 5 G14 64% 47° 71% –
6 PM Slight Chance Rain Showers 57° 57° 15% – E 5 G13 67% 46° 71% –
7 PM Slight Chance Rain Showers 55° 55° 16% – ENE 5 G12 71% 46° 77% –
8 PM Slight Chance Rain Showers 53° 53° 16% – ENE 5 G10 75% 45° 77% –
9 PM Slight Chance Rain Showers 51° 51° 16% – ENE 5 79% 45° 77% –
10 PM Slight Chance Rain Showers 50° 49° 16% – ENE 5 82% 44° 77% –
11 PM Slight Chance Rain Showers 49° 49° 16% – E 5 84% 44° 77% –
Wednesday, October 2821 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
12 AM Slight Chance Rain Showers 48° 49° 16% – Calm 84% 44° 77% –
1 AM Slight Chance Rain Showers 48° 48° 17% – Calm 85% 44° 57% –
2 AM Slight Chance Rain Showers 47° 47° 17% – Calm 87% 43° 57% –
3 AM Slight Chance Rain Showers 46° 46° 17% – Calm 89% 43° 57% –
4 AM Slight Chance Rain Showers 45° 45° 17% – Calm 91% 43° 57% –
5 AM Slight Chance Rain Showers 44° 44° 17% – Calm 93% 42° 57% –
6 AM Slight Chance Rain Showers 43° 43° 17% – Calm 93% 42° 57% –
7 AM Partly Sunny 44° 44° 10% – Calm 92% 42° 55% –
8 AM Partly Sunny 46° 46° 10% – Calm 89% 43° 55% –
9 AM Partly Sunny 50° 49° 10% – W 5 85% 46° 55% –
10 AM Partly Sunny 53° 53° 10% – WSW 5 80% 47° 55% –
11 AM Partly Sunny 56° 56° 10% – WSW 5 G10 75% 48° 55% –
12 PM Partly Sunny 57° 57° 10% – WSW 5 G10 70% 48° 55% –
1 PM Partly Sunny 59° 59° 5% – SW 5 G12 66% 47° 55% –
2 PM Partly Sunny 60° 60° 5% – SW 5 G12 62% 47° 55% –
3 PM Partly Sunny 60° 61° 5% – SW 5 G12 60% 47° 55% –
4 PM Partly Sunny 60° 60° 5% – SW 5 G12 60% 46° 55% –
5 PM Partly Sunny 59° 59° 5% – SW 5 G10 62% 46° 55% –
6 PM Mostly Cloudy 57° 57° 5% – SW 5 66% 46° 55% –
7 PM Partly Cloudy 55° 55° 10% – SW 5 71% 45° 49% –
8 PM Partly Cloudy 53° 53° 10% – Calm 76% 45° 49% –

National Weather Service forecast updated 1 hr ago. Precipitation amounts are the forecast liquid equivalent for each hour.

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.