Illinois River at Marseilles Lock (tailwater)
14 mi- Level
- 459 ft
- Flow
- 1,790 cfs
Forecast peak 459 ft Sat 7 PM
Reading from Sat 12:30 PM · NWS gauge page
Appearance
Observed 1:30 PM CDT at KARR
Sunny and 70°21°, 13°7° warmer than a typical Oct 24.
Today: low 48°9° (likely 45°7° to 48°9°), high 73°23° (likely 69°21° to 73°23°).
Now 70°21°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 1p | Partly sunny | 72°22° (likely 66°19° to 72°22°) | 72°22° | 0% | 5 mph8 km/h from SSE, gusts 11 mph18 km/h | 39% | 53% | 4 |
| Sat 2p | Sunny | 73°23° (likely 68°20° to 73°23°) | 73°23° | 0% | 5 mph8 km/h from SSE, gusts 10 mph17 km/h | 37% | 47% | 4 |
| Sat 3p | Partly sunny | 73°23° (likely 69°21° to 73°23°) | 73°23° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 36% | 38% | 3 |
| Sat 4p | Partly sunny | 73°23° (likely 69°21° to 73°23°) | 73°23° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 35% | 36% | 2 |
| Sat 5p | Partly sunny | 71°22° (likely 66°19° to 71°22°) | 71°22° | 0% | 5 mph8 km/h from SSE, gusts 10 mph16 km/h | 38% | 32% | 1 |
| Sat 6p | Clear | 68°20° (likely 61°16° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from SSE, gusts 9 mph14 km/h | 44% | 29% | 0 |
| Sat 7p | Partly cloudy | 63°17° (likely 59°15° to 63°17°) | 63°17° | 0% | 5 mph8 km/h from SSE, gusts 9 mph14 km/h | 51% | 27% | 0 |
| Sat 8p | Clear | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from SSE, gusts 9 mph14 km/h | 55% | 6% | 0 |
| Sat 9p | Clear | 58°14° (likely 55°13° to 58°14°) | 58°14° | 0% | 5 mph8 km/h from SSE, gusts 10 mph15 km/h | 60% | 4% | 0 |
| Sat 10p | Mostly clear | 56°13° (likely 54°12° to 56°13°) | 57°14° | 0% | 5 mph8 km/h from SSE, gusts 8 mph13 km/h | 65% | 22% | 0 |
| Sat 11p | Mostly clear | 55°13° (likely 52°11° to 55°13°) | 55°13° | 0% | 5 mph8 km/h from SSE, gusts 9 mph15 km/h | 69% | 45% | 0 |
| Sun 12a | Mostly clear | 54°12° (likely 51°11° to 54°12°) | 54°12° | 0% | 5 mph8 km/h from SSE, gusts 11 mph17 km/h | 73% | 20% | 0 |
| Sun 1a | Cloudy | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 0 mph0 km/h, gusts 11 mph17 km/h | 74% | 65% | 0 |
| Sun 2a | Partly cloudy | 52°11° (likely 49°9° to 52°11°) | 52°11° | 0% | 0 mph0 km/h, gusts 10 mph16 km/h | 76% | 59% | 0 |
| Sun 3a | Cloudy | 51°11° (likely 49°9° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 78% | 81% | 0 |
| Sun 4a | Cloudy | 50°10° (likely 48°9° to 50°10°) | 50°10° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 81% | 86% | 0 |
| Sun 5a | Cloudy | 50°10° (likely 47°8° to 50°10°) | 50°10° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 81% | 96% | 0 |
| Sun 6a | Cloudy | 49°9° (likely 48°9° to 49°9°) | 49°9° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 80% | 94% | 0 |
| Sun 7a | Partly sunny | 48°9° (likely 47°8° to 49°9°) | 48°9° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 82% | 87% | 0 |
| Sun 8a | Partly sunny | 50°10° (likely 47°8° to 51°11°) | 50°10° | 0% | 5 mph8 km/h from SSE, gusts 6 mph10 km/h | 81% | 79% | 0 |
| Sun 9a | Partly sunny | 56°13° (likely 53°12° to 56°13°) | 56°13° | 0% | 5 mph8 km/h from S, gusts 7 mph11 km/h | 70% | 75% | 1 |
| Sun 10a | Partly sunny | 61°16° (likely 59°15° to 61°16°) | 61°16° | 0% | 5 mph8 km/h from S, gusts 9 mph15 km/h | 60% | 72% | 2 |
| Sun 11a | Cloudy | 66°19° (likely 63°17° to 67°19°) | 66°19° | 0% | 5 mph8 km/h from S, gusts 11 mph17 km/h | 50% | 76% | 3 |
| Sun 12p | Cloudy | 70°21° (likely 67°19° to 71°22°) | 70°21° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 44% | 78% | 3 |
| Sun 1p | Partly sunny | 73°23° (likely 70°21° to 74°23°) | 73°23° | 0% | 5 mph8 km/h from S, gusts 9 mph14 km/h | 40% | 54% | 3 |
| Sun 2p | Sunny | 75°24° (likely 71°22° to 75°24°) | 75°24° | 0% | 5 mph8 km/h from S, gusts 8 mph13 km/h | 38% | 45% | 3 |
| Sun 3p | Cloudy | 76°24° (likely 72°22° to 76°24°) | 76°24° | 0% | 5 mph8 km/h from S, gusts 8 mph13 km/h | 37% | 80% | 3 |
| Sun 4p | Cloudy | 76°24° (likely 71°22° to 76°24°) | 76°24° | 0% | 5 mph8 km/h from S, gusts 8 mph13 km/h | 37% | 80% | 2 |
| Sun 5p | Cloudy | 74°23° (likely 68°20° to 74°23°) | 74°23° | 0% | 5 mph8 km/h from S, gusts 7 mph11 km/h | 40% | 77% | 1 |
| Sun 6p | Cloudy | 70°21° (likely 63°17° to 70°21°) | 70°21° | 0% | 5 mph8 km/h from SSE, gusts 6 mph9 km/h | 44% | 75% | 0 |
| Sun 7p | Partly cloudy | 65°18° (likely 60°16° to 65°18°) | 65°18° | 0% | 5 mph8 km/h from SSE, gusts 6 mph9 km/h | 52% | 66% | 0 |
| Sun 8p | Cloudy | 62°17° (likely 59°15° to 63°17°) | 62°17° | 0% | 5 mph8 km/h from S, gusts 6 mph10 km/h | 58% | 75% | 0 |
| Sun 9p | Partly cloudy | 60°16° (likely 57°14° to 61°16°) | 60°16° | 0% | 5 mph8 km/h from S, gusts 6 mph10 km/h | 62% | 73% | 0 |
| Sun 10p | Cloudy | 58°14° (likely 55°13° to 60°16°) | 58°14° | 0% | 5 mph8 km/h from S, gusts 6 mph10 km/h | 66% | 78% | 0 |
| Sun 11p | Cloudy | 57°14° (likely 54°12° to 59°15°) | 57°14° | 0% | 5 mph8 km/h from S, gusts 6 mph10 km/h | 68% | 76% | 0 |
| Mon 12a | Partly cloudy | 56°13° (likely 53°12° to 57°14°) | 56°13° | 0% | 5 mph8 km/h from S, gusts 5 mph8 km/h | 71% | 69% | 0 |
| Mon 1a | Partly cloudy | 55°13° (likely 52°11° to 56°13°) | 55°13° | 0% | 5 mph8 km/h from S, gusts 3 mph6 km/h | 73% | 71% | 0 |
| Mon 2a | Cloudy | 54°12° (likely 50°10° to 55°13°) | 54°12° | 0% | 0 mph0 km/h, gusts 5 mph7 km/h | 75% | 75% | 0 |
| Mon 3a | Cloudy | 53°12° (likely 48°9° to 54°12°) | 53°12° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 78% | 78% | 0 |
| Mon 4a | Cloudy | 52°11° (likely 47°8° to 52°11°) | 52°11° | 0% | 0 mph0 km/h, gusts 7 mph12 km/h | 81% | 86% | 0 |
| Mon 5a | Partly cloudy | 51°11° (likely 48°9° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 8 mph13 km/h | 84% | 86% | 0 |
| Mon 6a | Partly cloudy | 50°10° (likely 48°9° to 52°11°) | 50°10° | 0% | 5 mph8 km/h from E, gusts 8 mph12 km/h | 86% | 80% | 0 |
| Mon 7a | Cloudy | 49°9° (likely 48°9° to 53°12°) | 48°9° | 0% | 5 mph8 km/h from ENE, gusts 8 mph12 km/h | 91% | 83% | 0 |
| Mon 8a | Cloudy | 50°10° (likely 48°9° to 55°13°) | 50°10° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 91% | 82% | 0 |
| Mon 9a | Partly sunny | 54°12° (likely 53°12° to 57°14°) | 54°12° | 0% | 5 mph8 km/h from ENE, gusts 9 mph14 km/h | 85% | 90% | 0 |
| Mon 10a | Cloudy | 59°15° (likely 58°14° to 59°15°) | 59°15° | 0% | 5 mph8 km/h from ENE, gusts 12 mph19 km/h | 74% | 87% | 1 |
| Mon 11a | Cloudy | 63°17° (likely 61°16° to 63°17°) | 63°17° | 0% | 5 mph8 km/h from ENE, gusts 11 mph18 km/h | 66% | 89% | 2 |
| Mon 12p | Mostly cloudy | 66°19° (likely 62°17° to 67°19°) | 66°19° | 0% | 5 mph8 km/h from ENE, gusts 10 mph16 km/h | 60% | 73% | 2 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Mostly sunny. High near 73, with temperatures falling to around 71 in the afternoon. South southeast wind around 5 mph.
Tonight: Partly cloudy. Low around 48, with temperatures rising to around 50 overnight. South southeast wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
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. High near 76, with temperatures falling to around 74 in the afternoon. South wind 0 to 5 mph.
Night: Partly cloudy, with a low around 49. 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: Partly sunny, with a high near 71. East northeast wind 0 to 5 mph, with gusts as high as 15 mph.
Night: Partly cloudy, with a low around 47.
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 cloudy, with a low around 53.
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 76.
Night: Mostly clear, with a low around 55.
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: A slight chance of rain showers after 7am. Mostly sunny, with a high near 76.
Night: A slight chance of rain showers before 7pm. Partly cloudy, with a low around 55.
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
30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 76.
Night: A slight chance of rain showers after 1am. Mostly cloudy, with a low around 56.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance
Afternoon
noon–6 PM
40% chance
Evening
6 PM–midnight
50% chance · 0.12 in3.1 mm
Overnight
midnight–6 AM
50% chance · 0.13 in3.4 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.
Morning
6 AM–noon
40% chance · 0.16 in4 mm
Afternoon
noon–6 PM
40% chance · 0.11 in2.8 mm
Evening
6 PM–midnight
40% chance · 0.08 in2.1 mm
Overnight
midnight–6 AM
40% 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 agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
40% chance · 0.02 in0.5 mm
Afternoon
noon–6 PM
40% chance · 0.2 in5 mm
Evening
6 PM–midnight
40% chance · 0.09 in2.3 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.
Dry, high 73°, low 48°.
Dry, high 76°, low 49°, warming up.
Dry, high 71°, low 47°, cooling off.
Highs 59–76°; chance of precipitation on Saturday, Sunday, Monday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LOT) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 459 ft Sat 7 PM
Reading from Sat 12:30 PM · NWS gauge page
Forecast peak 442 ft Sat 7 PM
Reading from Sat 12 PM · NWS gauge page
Forecast peak 11.5 ft Sat 7 PM
Reading from Sat 12:45 PM · NWS gauge page
Forecast peak 5.1 ft Sat 7 PM
Reading from Sat 12:45 PM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 88% less heating than a typical week.
Heating degree days, base 65°F
Dry air outside (dew point 48°F).
Today, 2:00 PM–8:00 PM
Good stretch to open the windows (air quality forecast not available for part of this window).
Today’s expected high is 13°7° warmer than typical.
On average 3°2° warmer than normal (daily mean temperature).
Harding weather by month: normals, records, snow and freeze dates
Sunrise 7:17 AM, sunset 6:00 PM.
Mostly clear 8–11 PM, but the moon is 99% lit and up.
Waxing gibbous
97% lit · growing