Calumet Union Drainage Canal at Markham
2.0 mi- Level
- 2.3 ft
Reading from Fri 11:45 PM · NWS gauge page
Appearance
Observed 12:35 AM CDT at KMDW
Mostly clear and 57°14°, 13°7° warmer than a typical Oct 24.
Today: low 48°9° (likely 46°8° to 49°9°), high 73°23° (likely 68°20° to 73°23°).
Now 57°14°
Mostly clear
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 12a | Mostly clear | 54°12° (likely 51°11° to 54°12°) | 54°12° | 0% | 5 mph8 km/h from SSE, gusts 9 mph15 km/h | 68% | 7% | 0 |
| Sat 1a | Mostly clear | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 0 mph0 km/h, gusts 10 mph17 km/h | 72% | 6% | 0 |
| Sat 2a | Clear | 52°11° (likely 49°9° to 52°11°) | 52°11° | 0% | 0 mph0 km/h, gusts 11 mph18 km/h | 75% | 5% | 0 |
| Sat 3a | Clear | 51°11° (likely 49°9° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 11 mph17 km/h | 77% | 7% | 0 |
| Sat 4a | Clear | 50°10° (likely 48°9° to 51°11°) | 50°10° | 0% | 0 mph0 km/h, gusts 11 mph18 km/h | 80% | 22% | 0 |
| Sat 5a | Fog | 49°9° (likely 47°8° to 50°10°) | 49°9° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 83% | 56% | 0 |
| Sat 6a | Fog | 48°9° (likely 47°8° to 49°9°) | 48°9° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 85% | 61% | 0 |
| Sat 7a | Cloudy | 48°9° (likely 46°8° to 49°9°) | 48°9° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 87% | 83% | 0 |
| Sat 8a | Cloudy | 49°9° (likely 47°8° to 50°10°) | 49°9° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 83% | 87% | 0 |
| Sat 9a | Cloudy | 55°13° (likely 52°11° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from SSE, gusts 14 mph22 km/h | 71% | 80% | 1 |
| Sat 10a | Partly sunny | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 10 mph16 km/h from S, gusts 14 mph23 km/h | 61% | 71% | 2 |
| Sat 11a | Cloudy | 64°18° (likely 61°16° to 64°18°) | 64°18° | 0% | 10 mph16 km/h from S, gusts 14 mph22 km/h | 53% | 81% | 3 |
| Sat 12p | Cloudy | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 10 mph16 km/h from S, gusts 12 mph19 km/h | 47% | 80% | 3 |
| Sat 1p | Partly sunny | 70°21° (likely 67°19° to 70°21°) | 70°21° | 0% | 10 mph16 km/h from S, gusts 11 mph18 km/h | 42% | 71% | 4 |
| Sat 2p | Cloudy | 72°22° (likely 68°20° to 72°22°) | 72°22° | 0% | 10 mph16 km/h from S, gusts 11 mph17 km/h | 39% | 68% | 3 |
| Sat 3p | Cloudy | 72°22° (likely 68°20° to 72°22°) | 73°23° | 0% | 10 mph16 km/h from S, gusts 10 mph17 km/h | 38% | 79% | 3 |
| Sat 4p | Cloudy | 73°23° (likely 68°20° to 73°23°) | 73°23° | 0% | 10 mph16 km/h from S, gusts 10 mph17 km/h | 37% | 63% | 2 |
| Sat 5p | Cloudy | 71°22° (likely 65°18° to 71°22°) | 71°22° | 0% | 10 mph16 km/h from S, gusts 11 mph17 km/h | 40% | 64% | 1 |
| Sat 6p | Cloudy | 67°19° (likely 61°16° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from SSE, gusts 8 mph13 km/h | 45% | 78% | 0 |
| Sat 7p | Cloudy | 63°17° (likely 59°15° to 63°17°) | 63°17° | 0% | 5 mph8 km/h from SSE, gusts 9 mph14 km/h | 53% | 79% | 0 |
| Sat 8p | Partly cloudy | 61°16° (likely 58°14° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 56% | 76% | 0 |
| Sat 9p | Partly cloudy | 59°15° (likely 56°13° to 60°16°) | 59°15° | 0% | 5 mph8 km/h from SSE, gusts 10 mph17 km/h | 59% | 56% | 0 |
| Sat 10p | Mostly clear | 58°14° (likely 55°13° to 59°15°) | 58°14° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 61% | 64% | 0 |
| Sat 11p | Mostly clear | 56°13° (likely 54°12° to 57°14°) | 56°13° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 64% | 49% | 0 |
| Sun 12a | Mostly clear | 55°13° (likely 53°12° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from S, gusts 9 mph15 km/h | 66% | 25% | 0 |
| Sun 1a | Partly cloudy | 54°12° (likely 51°11° to 54°12°) | 54°12° | 0% | 5 mph8 km/h from S, gusts 10 mph17 km/h | 69% | 49% | 0 |
| Sun 2a | Partly cloudy | 53°12° (likely 50°10° to 54°12°) | 53°12° | 0% | 5 mph8 km/h from S, gusts 11 mph17 km/h | 71% | 53% | 0 |
| Sun 3a | Partly cloudy | 52°11° (likely 50°10° to 53°12°) | 52°11° | 0% | 5 mph8 km/h from S, gusts 11 mph18 km/h | 74% | 57% | 0 |
| Sun 4a | Partly cloudy | 51°11° (likely 49°9° to 53°12°) | 51°11° | 0% | 0 mph0 km/h, gusts 11 mph17 km/h | 77% | 65% | 0 |
| Sun 5a | Partly cloudy | 50°10° (likely 48°9° to 52°11°) | 50°10° | 0% | 0 mph0 km/h, gusts 10 mph17 km/h | 79% | 57% | 0 |
| Sun 6a | Partly cloudy | 49°9° (likely 48°9° to 52°11°) | 49°9° | 0% | 0 mph0 km/h, gusts 10 mph17 km/h | 80% | 50% | 0 |
| Sun 7a | Partly sunny | 48°9° (likely 48°9° to 52°11°) | 49°9° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 82% | 59% | 0 |
| Sun 8a | Partly sunny | 50°10° (likely 49°9° to 53°12°) | 49°9° | 0% | 5 mph8 km/h from S, gusts 10 mph16 km/h | 81% | 71% | 0 |
| Sun 9a | Partly sunny | 55°13° (likely 54°12° to 59°15°) | 55°13° | 0% | 5 mph8 km/h from S, gusts 11 mph17 km/h | 71% | 80% | 1 |
| Sun 10a | Partly sunny | 61°16° (likely 59°15° to 64°18°) | 61°16° | 0% | 5 mph8 km/h from SSW, gusts 11 mph18 km/h | 60% | 83% | 2 |
| Sun 11a | Cloudy | 66°19° (likely 63°17° to 69°21°) | 66°19° | 0% | 5 mph8 km/h from SSW, gusts 10 mph16 km/h | 51% | 78% | 3 |
| Sun 12p | Partly sunny | 69°21° (likely 67°19° to 72°22°) | 69°21° | 0% | 5 mph8 km/h from S, gusts 10 mph15 km/h | 46% | 72% | 3 |
| Sun 1p | Partly sunny | 72°22° (likely 69°21° to 75°24°) | 72°22° | 0% | 5 mph8 km/h from S, gusts 9 mph15 km/h | 42% | 67% | 3 |
| Sun 2p | Cloudy | 74°23° (likely 70°21° to 76°24°) | 74°23° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 39% | 69% | 2 |
| Sun 3p | Partly sunny | 75°24° (likely 70°21° to 76°24°) | 75°24° | 0% | 5 mph8 km/h from S, gusts 8 mph12 km/h | 38% | 57% | 2 |
| Sun 4p | Cloudy | 75°24° (likely 70°21° to 75°24°) | 75°24° | 0% | 5 mph8 km/h from S, gusts 7 mph12 km/h | 38% | 64% | 2 |
| Sun 5p | Cloudy | 72°22° (likely 68°20° to 72°22°) | 72°22° | 0% | 5 mph8 km/h from S, gusts 7 mph11 km/h | 42% | 68% | 1 |
| Sun 6p | Cloudy | 68°20° (likely 64°18° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from S, gusts 5 mph8 km/h | 48% | 73% | 0 |
| Sun 7p | Cloudy | 65°18° (likely 61°16° to 65°18°) | 65°18° | 0% | 5 mph8 km/h from S, gusts 5 mph8 km/h | 54% | 81% | 0 |
| Sun 8p | Cloudy | 62°17° (likely 58°14° to 64°18°) | 62°17° | 0% | 5 mph8 km/h from S, gusts 3 mph6 km/h | 58% | 87% | 0 |
| Sun 9p | Cloudy | 60°16° (likely 57°14° to 63°17°) | 61°16° | 0% | 5 mph8 km/h from S, gusts 4 mph6 km/h | 60% | 86% | 0 |
| Sun 10p | Cloudy | 59°15° (likely 56°13° to 63°17°) | 59°15° | 0% | 5 mph8 km/h from S, gusts 4 mph7 km/h | 61% | 83% | 0 |
| Sun 11p | Cloudy | 58°14° (likely 56°13° to 62°17°) | 58°14° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 63% | 92% | 0 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Patchy fog before 9am. Mostly sunny. High near 73, with temperatures falling to around 71 in the afternoon. South southeast wind 0 to 10 mph.
Tonight: Patchy fog after 3am. Mostly clear, with a low around 48. South southeast wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: Mostly sunny, with a high near 75. South wind 0 to 5 mph.
Night: Mostly cloudy, with a low around 51. South southwest wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: Mostly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 67°19°).
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: Mostly cloudy, with a low around 52.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 72.
Night: Mostly clear, with a low around 54.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Partly cloudy, with a low around 48.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 1pm. Mostly sunny, with a high near 66.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
20% chance
Afternoon
noon–6 PM
30% chance
Evening
6 PM–midnight
40% chance · 0.04 in1 mm
Overnight
midnight–6 AM
40% chance · 0.1 in2.6 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.
Morning
6 AM–noon
40% chance · 0.01 in0.4 mm
Afternoon
noon–6 PM
40% chance · 0.12 in3.1 mm
Evening
6 PM–midnight
40% chance · 0.22 in5.5 mm
Overnight
midnight–6 AM
40% chance · 0.04 in1 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.
Morning
6 AM–noon
20% chance · 0.03 in0.8 mm
Afternoon
noon–6 PM
20% chance · 0.13 in3.3 mm
Evening
6 PM–midnight
20% 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Dry, high 73°, low 48°.
Dry, high 75°, low 51°.
Dry, high 67°, low 51°, cooling off.
Highs 61–72°; chance of precipitation on Sunday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LOT) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Fri 11:45 PM · NWS gauge page
Reading from Fri 11:30 PM · NWS gauge page
Reading from Fri 11:30 PM · NWS gauge page
Reading from Fri 11:45 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 87% less heating than a typical week.
Heating degree days, base 65°F
Dry air outside (dew point 45°F).
Today, 10:00 AM–8:00 PM
Good stretch to open the windows.
Today’s expected high is 13°7° warmer than typical.
On average 4°2° warmer than normal (daily mean temperature).
Hazel Crest weather by month: normals, records, snow and freeze dates
Sunrise 7:13 AM, sunset 5:56 PM.
Mostly clear 12:53–5 AM, but the moon is 96% lit and up.
Waxing gibbous
95% lit · growing