Kaskaskia River at Vandalia
19 mi- Level
- 2.8 ft
- Flow
- 95 cfs
Reading from Sat 12:30 PM · NWS gauge page
Observed 1:15 PM CDT at KSLO
Alma, IL weather
Sunny and 74°23°, 9°5° warmer than a typical Oct 24, jacket by 9 PM.
Today: low 47°8° (likely 45°7° to 47°8°), high 74°23° (likely 71°22° to 74°23°).
Now 74°23°
Sunny
- Wind
- 5 mph8 km/h
- From the southeast. Up to 5 mph8 km/h through 1 AM
- Dew point
- 46°8°
- Comfortable
- UV index
- 4Moderate
- Moderate until 3 PM
- Pressure
- 30.36 inHg1028 hPa
- Falling · −0.06 inHg−2.2 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
About the same as this time yesterday (75°24° then, 74°23° now)
Good hours for
This afternoonNear 73°23° · Partly cloudy
TonightDown to 48°9° by 5 AM · Clear
Tomorrow morningUp to 68°20° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 76°24° by 3 PM · Mostly cloudy
Tomorrow nightDown to 52°11° by 4 AM · Mostly cloudy
Monday morningUp to 69°21° by 11 AM · Mostly cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 1p | Partly sunny | 72°22° (likely 70°21° to 72°22°) | 72°22° | 0% | 5 mph8 km/h from SE, gusts 6 mph10 km/h | 39% | 37% | 4 |
| Sat 2p | Partly sunny | 73°23° (likely 71°22° to 73°23°) | 73°23° | 0% | 5 mph8 km/h from SE, gusts 6 mph9 km/h | 37% | 71% | 4 |
| Sat 3p | Cloudy | 74°23° (likely 71°22° to 74°23°) | 74°23° | 0% | 5 mph8 km/h from SE, gusts 7 mph11 km/h | 34% | 64% | 2 |
| Sat 4p | Cloudy | 74°23° (likely 71°22° to 74°23°) | 74°23° | 0% | 5 mph8 km/h from SE, gusts 7 mph12 km/h | 34% | 63% | 1 |
| Sat 5p | Partly sunny | 73°23° (likely 68°20° to 73°23°) | 73°23° | 0% | 2 mph3 km/h from SE, gusts 7 mph12 km/h | 35% | 47% | 0 |
| Sat 6p | Partly cloudy | 68°20° (likely 63°17° to 68°20°) | 68°20° | 0% | 2 mph3 km/h from SE, gusts 7 mph11 km/h | 44% | 37% | 0 |
| Sat 7p | Mostly clear | 62°17° (likely 60°16° to 64°18°) | 62°17° | 0% | 2 mph3 km/h from SE, gusts 7 mph12 km/h | 56% | 26% | 0 |
| Sat 8p | Mostly clear | 58°14° (likely 57°14° to 61°16°) | 58°14° | 0% | 2 mph3 km/h from E, gusts 7 mph11 km/h | 64% | 45% | 0 |
| Sat 9p | Clear | 55°13° (likely 55°13° to 59°15°) | 55°13° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 72% | 7% | 0 |
| Sat 10p | Clear | 54°12° (likely 54°12° to 57°14°) | 54°12° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 74% | 0% | 0 |
| Sat 11p | Clear | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 1 mph2 km/h from E, gusts 7 mph11 km/h | 77% | 0% | 0 |
| Sun 12a | Clear | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 1 mph2 km/h from E, gusts 6 mph10 km/h | 80% | 4% | 0 |
| Sun 1a | Clear | 51°11° (likely 51°11° to 54°12°) | 51°11° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 83% | 0% | 0 |
| Sun 2a | Clear | 50°10° (likely 50°10° to 53°12°) | 50°10° | 0% | 1 mph2 km/h from SE, gusts 6 mph9 km/h | 83% | 41% | 0 |
| Sun 3a | Mostly clear | 49°9° (likely 49°9° to 52°11°) | 49°9° | 0% | 1 mph2 km/h from SE, gusts 6 mph9 km/h | 86% | 50% | 0 |
| Sun 4a | Partly cloudy | 49°9° (likely 49°9° to 51°11°) | 49°9° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 86% | 51% | 0 |
| Sun 5a | Partly cloudy | 48°9° (likely 48°9° to 51°11°) | 48°9° | 0% | 1 mph2 km/h from SE, gusts 6 mph9 km/h | 89% | 38% | 0 |
| Sun 6a | Partly cloudy | 48°9° (likely 47°8° to 52°11°) | 48°9° | 0% | 1 mph2 km/h from SE, gusts 5 mph8 km/h | 89% | 78% | 0 |
| Sun 7a | Cloudy | 47°8° (likely 47°8° to 50°10°) | 47°8° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 93% | 79% | 0 |
| Sun 8a | Partly sunny | 49°9° (likely 47°8° to 51°11°) | 49°9° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 89% | 75% | 0 |
| Sun 9a | Cloudy | 56°13° (likely 53°12° to 56°13°) | 56°13° | 0% | 1 mph2 km/h from SE, gusts 6 mph10 km/h | 74% | 75% | 1 |
| Sun 10a | Cloudy | 63°17° (likely 59°15° to 63°17°) | 63°17° | 0% | 1 mph2 km/h from S, gusts 7 mph11 km/h | 60% | 69% | 2 |
| Sun 11a | Cloudy | 68°20° (likely 65°18° to 69°21°) | 68°20° | 0% | 3 mph5 km/h from S, gusts 5 mph9 km/h | 51% | 68% | 3 |
| Sun 12p | Cloudy | 72°22° (likely 68°20° to 73°23°) | 72°22° | 0% | 3 mph5 km/h from S, gusts 4 mph7 km/h | 43% | 66% | 4 |
| Sun 1p | Cloudy | 74°23° (likely 71°22° to 75°24°) | 74°23° | 0% | 3 mph5 km/h from S, gusts 4 mph6 km/h | 38% | 80% | 4 |
| Sun 2p | Cloudy | 75°24° (likely 73°23° to 77°25°) | 75°24° | 0% | 3 mph5 km/h from S, gusts 4 mph7 km/h | 36% | 75% | 4 |
| Sun 3p | Cloudy | 76°24° (likely 73°23° to 77°25°) | 76°24° | 0% | 3 mph5 km/h from S, gusts 4 mph6 km/h | 34% | 78% | 3 |
| Sun 4p | Cloudy | 76°24° (likely 72°22° to 77°25°) | 76°24° | 0% | 2 mph3 km/h from S, gusts 4 mph6 km/h | 33% | 70% | 2 |
| Sun 5p | Cloudy | 75°24° (likely 70°21° to 76°24°) | 75°24° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 36% | 70% | 1 |
| Sun 6p | Cloudy | 71°22° (likely 66°19° to 71°22°) | 71°22° | 0% | 1 mph2 km/h from S, gusts 3 mph5 km/h | 41% | 76% | 0 |
| Sun 7p | Cloudy | 64°18° (likely 63°17° to 67°19°) | 64°18° | 0% | 1 mph2 km/h from S, gusts 3 mph4 km/h | 56% | 66% | 0 |
| Sun 8p | Cloudy | 60°16° (likely 60°16° to 64°18°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 64% | 80% | 0 |
| Sun 9p | Cloudy | 58°14° (likely 58°14° to 63°17°) | 58°14° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 69% | 77% | 0 |
| Sun 10p | Cloudy | 57°14° (likely 57°14° to 61°16°) | 57°14° | 0% | 1 mph2 km/h from S, gusts 7 mph11 km/h | 75% | 81% | 0 |
| Sun 11p | Cloudy | 56°13° (likely 56°13° to 59°15°) | 56°13° | 0% | 1 mph2 km/h from S, gusts 8 mph12 km/h | 74% | 77% | 0 |
| Mon 12a | Cloudy | 55°13° (likely 55°13° to 58°14°) | 55°13° | 0% | 1 mph2 km/h from S, gusts 8 mph13 km/h | 77% | 81% | 0 |
| Mon 1a | Cloudy | 54°12° (likely 54°12° to 57°14°) | 54°12° | 0% | 1 mph2 km/h from S, gusts 8 mph13 km/h | 80% | 81% | 0 |
| Mon 2a | Cloudy | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 1 mph2 km/h from S, gusts 8 mph14 km/h | 83% | 82% | 0 |
| Mon 3a | Cloudy | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 1 mph2 km/h from SW, gusts 8 mph13 km/h | 83% | 73% | 0 |
| Mon 4a | Cloudy | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 1 mph2 km/h from SW, gusts 8 mph13 km/h | 83% | 64% | 0 |
| Mon 5a | Cloudy | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 1 mph2 km/h from SW, gusts 8 mph12 km/h | 86% | 68% | 0 |
| Mon 6a | Partly cloudy | 52°11° (likely 52°11° to 55°13°) | 52°11° | 0% | 1 mph2 km/h from SW, gusts 7 mph12 km/h | 86% | 83% | 0 |
| Mon 7a | Partly sunny | 51°11° (likely 51°11° to 55°13°) | 51°11° | 0% | 1 mph2 km/h from SW, gusts 7 mph11 km/h | 86% | 84% | 0 |
| Mon 8a | Partly sunny | 53°12° (likely 51°11° to 58°14°) | 53°12° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 83% | 89% | 0 |
| Mon 9a | Partly sunny | 58°14° (likely 57°14° to 63°17°) | 58°14° | 0% | 0 mph0 km/h, gusts 5 mph9 km/h | 75% | 92% | 1 |
| Mon 10a | Partly sunny | 65°18° (likely 64°18° to 66°19°) | 65°18° | 0% | 1 mph2 km/h from SW, gusts 7 mph12 km/h | 58% | 67% | 2 |
| Mon 11a | Mostly cloudy | 69°21° (likely 67°19° to 71°22°) | 69°21° | 0% | 1 mph2 km/h from SW, gusts 8 mph13 km/h | 51% | 77% | 3 |
| Mon 12p | Mostly cloudy | 72°22° (likely 69°21° to 74°23°) | 72°22° | 0% | 2 mph3 km/h from SW, gusts 9 mph15 km/h | 46% | 72% | 3 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Partly sunny. High 74°23°, low 47°8°. Typical 65°18° / 42°6°. Dry. Forecasts agree.
Afternoon
noon–6 PM
Cloudy, 74°23°Dry
Evening
6 PM–midnight
Clear, 58°14°Dry
Overnight
midnight–6 AM
Mostly clear, 48°9°Dry
Official NWS forecast
Today: Mostly sunny, with a high near 74. Southeast wind around 5 mph.
Tonight: Mostly clear, with a low around 47. Southeast wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 71°22°–74°23°
- Low, likely
- 45°7°–47°8°
- Typical high / low
- 65°18° / 42°6°
- Wind
- 7 mph11 km/h, gusts 14 mph22 km/h
- UV peak
- 5
Tomorrow, Oct 25. Cloudy. High 77°25°, low 51°11°. Typical 65°18° / 42°6°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 49°9°Dry
Afternoon
noon–6 PM
Cloudy, 76°24°Dry
Evening
6 PM–midnight
Cloudy, 60°16°Dry
Overnight
midnight–6 AM
Cloudy, 52°11°Dry
Official NWS forecast
Day: Mostly sunny, with a high near 77. South wind 0 to 3 mph.
Night: Mostly cloudy, with a low around 51. South wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 73°23°–77°25°
- Low, likely
- 47°8°–51°11°
- Typical high / low
- 65°18° / 42°6°
- Wind
- 7 mph10 km/h, gusts 12 mph19 km/h
- UV peak
- 4
Monday, Oct 26. Cloudy. High 76°24°, low 50°10°. Typical 64°18° / 41°5°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 53°12°Dry
Afternoon
noon–6 PM
Cloudy, 75°24°Dry
Evening
6 PM–midnight
Cloudy, 62°17°Dry
Overnight
midnight–6 AM
Cloudy, 53°11°Dry
Official NWS forecast
Day: Partly sunny, with a high near 76. Southwest wind around 2 mph.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 72°22°–77°25°
- Low, likely
- 50°10°–54°12°
- Typical high / low
- 64°18° / 41°5°
- Wind
- 7 mph11 km/h, gusts 14 mph22 km/h
- UV peak
- 4
Tuesday, Oct 27. Cloudy. High 75°24°, low 51°11°. Typical 64°18° / 41°5°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 53°12°Dry
Afternoon
noon–6 PM
Cloudy, 72°22°Dry
Evening
6 PM–midnight
Cloudy, 62°17°Dry
Overnight
midnight–6 AM
Cloudy, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 75.
Night: Mostly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 71°22°–75°24°
- Low, likely
- 50°10°–55°13°
- Typical high / low
- 64°18° / 41°5°
- Wind
- 8 mph13 km/h, gusts 18 mph29 km/h
- UV peak
- 3
Wednesday, Oct 28. Partly sunny. High 79°26°, low 53°12°. Typical 63°17° / 40°4°. Dry. Forecasts differ.
Morning
6 AM–noon
Sunny, 55°13°Dry
Afternoon
noon–6 PM
Sunny, 77°25°Dry
Evening
6 PM–midnight
Clear, 64°18°Dry
Overnight
midnight–6 AM
Clear, 54°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 79.
Night: Mostly clear, with a low around 53.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 73°23°–79°26°
- Low, likely
- 49°9°–54°12°
- Typical high / low
- 63°17° / 40°4°
- Wind
- 11 mph18 km/h, gusts 18 mph29 km/h
- UV peak
- 4
Thursday, Oct 29. Mostly sunny. High 81°27°, low 53°12°. Typical 63°17° / 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 56°13°Dry
Afternoon
noon–6 PM
Sunny, 79°26°Dry
Evening
6 PM–midnight
Clear, 65°18°Dry
Overnight
midnight–6 AM
Mostly clear, 54°12°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 81.
Night: Mostly clear, with a low around 53.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 76°24°–81°27°
- Low, likely
- 50°10°–56°13°
- Typical high / low
- 63°17° / 40°4°
- Wind
- 13 mph21 km/h, gusts 26 mph41 km/h
- UV peak
- 4
Friday, Oct 30. Cloudy. High 80°27°, low 56°13°. Typical 62°17° / 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Partly sunny, 56°14°Dry
Afternoon
noon–6 PM
Cloudy, 78°26°Dry
Evening
6 PM–midnight
Cloudy, 64°18°Dry
Overnight
midnight–6 AM
Cloudy, 57°14°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 80.
Night: Mostly cloudy, with a low around 56.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 74°23°–80°27°
- Low, likely
- 51°11°–57°14°
- Typical high / low
- 62°17° / 40°4°
- Wind
- 11 mph17 km/h, gusts 18 mph28 km/h
- UV peak
- 4
Saturday, Oct 31. Drizzle. High 73°23°, low 60°16°. Typical 62°17° / 39°4°. Rain 0.13 in3.3 mm, 40% chance. Mostly agree.
Morning
6 AM–noon
Cloudy, 60°16°20% chance
Afternoon
noon–6 PM
Cloudy, 75°24°30% chance
Evening
6 PM–midnight
Drizzle, 68°20°40% chance · 0.03 in0.9 mm
Overnight
midnight–6 AM
Drizzle, 64°18°50% chance · 0.18 in4.5 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.
- High, likely
- 70°21°–76°24°
- Low, likely
- 57°14°–62°17°
- Typical high / low
- 62°17° / 39°4°
- Wind
- 16 mph26 km/h, gusts 23 mph37 km/h
- UV peak
- 3
Sunday, Nov 1. Drizzle. High 74°23°, low 62°17°. Typical 61°16° / 39°4°. Rain 0.83 in21 mm, 50% chance. Forecasts differ.
Morning
6 AM–noon
Drizzle, 66°19°40% chance · 0.11 in2.7 mm
Afternoon
noon–6 PM
Cloudy, 75°24°30% chance · 0.03 in0.8 mm
Evening
6 PM–midnight
Drizzle, 69°20°40% chance · 0.58 in15 mm
Overnight
midnight–6 AM
Drizzle, 54°12°40% chance · 0.09 in2.2 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.
- High, likely
- 70°21°–80°27°
- Low, likely
- 61°16°–64°18°
- Typical high / low
- 61°16° / 39°4°
- Wind
- 20 mph32 km/h, gusts 42 mph67 km/h
- UV peak
- 3
Monday, Nov 2. Drizzle. High 65°18°, low 50°10°. Typical 61°16° / 39°4°. Rain 0.4 in10 mm, 40% chance. Forecasts differ.
Morning
6 AM–noon
Drizzle, 53°11°40% chance · 0.05 in1.3 mm
Afternoon
noon–6 PM
Drizzle, 55°13°30% chance · 0.11 in2.7 mm
Evening
6 PM–midnight
Drizzle, 53°12°30% chance · 0.05 in1.1 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.
- High, likely
- 59°15°–73°23°
- Low, likely
- 38°3°–65°18°
- Typical high / low
- 61°16° / 39°4°
- Wind
- 22 mph35 km/h, gusts 36 mph58 km/h
- UV peak
- 2
The outlook
Today
Dry, high 74°, low 47°.
Tomorrow
Dry, high 77°, low 51°, warming up.
Monday
Dry, high 76°, low 50°.
Rest of week
Highs 65–81°; chance of precipitation on Sunday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (LSX) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Below flood stage
Kaskaskia River above Carlyle Lake Dam (pool)
25 mi- Level
- 445 ft
Reading from Sat 12:30 PM · NWS gauge page
Kaskaskia River below Carlyle Dam Tailwater
25 mi- Level
- 412 ft
- Flow
- 262 cfs
Reading from Sat 12:30 PM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 84% less heating than a typical week.
This week 14Typical 89
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 1
- h below 17°F
- 0
- h below 5°F
- 0
47, 17 and 5°F are the test points heat pumps are rated at.
Comfort
Dry air outside (dew point 46°F).
Open the windows?
Today, 2:00 PM–7:00 PM
Good stretch to open the windows (air quality forecast not available for part of this window).
Is this typical?
Salem · official normals 1991–2020 · records 1932–2026
Oct 24, today vs a typical year
Today’s expected high is 9°5° warmer than typical.
- Normal high / low
- 65°18° / 42°6°
- Forecast high / low
- 74°23° / 47°8°
- Record high
- 85°29° in 1963
- Record low
- 21°−6° in 1981
Last 7 days vs normal
On average 4°2° warmer than normal (daily mean temperature).
- —SunOct 18
- −3°−2°MonOct 19
- +1°±0°TueOct 20
- +4°+2°WedOct 21
- +6°+3°ThuOct 22
- +8°+4°FriOct 23
- +8°+4°SatOct 24
Alma weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:14 AM, sunset 6:04 PM.
- Daylight
- 10 h 51 min
- Losing 2 min 16 s a day; shortest Dec 21, 1 h 23 min less
- Golden hour
- 5:28–6:21 PM
- Morning 6:57–7:50 AM
- Blue hour
- 6:21–6:32 PM
- Morning 6:47–6:57 AM; first light 6:47 AM
Stars tonight? Fair
Mostly clear 9 PM–2 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:29 AM · rises 5:02 PM
- Full moon
- Oct 25
- New moon
- Nov 9
