Observed 6:45 AM CDT at KPAH

Olmsted, IL weather

Foggy and 43°6°, 8°4° warmer than a typical Oct 24.

Mostly agree

Now 43°6°

Fog

Wind: Calm; Light through 7 PM
Visibility: 4 mi6 km; Fog · under 5 mi8 km
Dew point: 43°6°; Comfortable
Humidity: 100%; Air 43°6°, dew point 43°6° · fog or dew likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 5
Pressure: 30.33 inHg1027 hPa; Rising · +0.05 inHg+1.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Above 60°16° today by 10 AM
High 76°24° today at 4 PM
Drops 13°7° tonight 6–9 PM (71°22° → 58°14°)
Below 60°16° tonight after 8 PM

This morningUp to 66°19° by 11 AM · Partly cloudy
This afternoonUp to 76°24° by 4 PM · Partly cloudy
TonightDown to 49°9° by 4 AM · Partly cloudy
Tomorrow morningUp to 68°20° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 77°25° by 4 PM · Mostly cloudy
Tomorrow nightDown to 48°9° by 5 AM · Mostly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 7a	Partly sunny	47°8° (likely 44°7° to 50°10°)	47°8°	0%	1 mph2 km/h from N, gusts 5 mph8 km/h	94%	52%	0
Sat 8a	Mostly sunny	50°10° (likely 45°7° to 51°11°)	50°10°	0%	1 mph2 km/h from ENE, gusts 6 mph10 km/h	92%	44%	0
Sat 9a	Mostly sunny	52°11° (likely 52°11° to 56°13°)	52°11°	0%	1 mph2 km/h from E, gusts 6 mph10 km/h	89%	46%	1
Sat 10a	Mostly sunny	61°16° (likely 57°14° to 61°16°)	61°16°	0%	1 mph2 km/h from ESE, gusts 8 mph13 km/h	65%	20%	2
Sat 11a	Mostly sunny	66°19° (likely 62°17° to 67°19°)	66°19°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	52%	56%	3
Sat 12p	Mostly sunny	70°21° (likely 67°19° to 71°22°)	70°21°	0%	1 mph2 km/h from SE, gusts 5 mph7 km/h	44%	65%	4
Sat 1p	Mostly sunny	73°23° (likely 70°21° to 74°23°)	73°23°	0%	1 mph2 km/h from ESE, gusts 3 mph5 km/h	40%	66%	5
Sat 2p	Mostly sunny	75°24° (likely 72°22° to 76°24°)	75°24°	0%	0 mph0 km/h, gusts 3 mph5 km/h	36%	58%	4
Sat 3p	Mostly sunny	75°24° (likely 73°23° to 76°24°)	75°24°	0%	0 mph0 km/h, gusts 4 mph6 km/h	34%	52%	3
Sat 4p	Mostly sunny	76°24° (likely 73°23° to 76°24°)	76°24°	0%	0 mph0 km/h, gusts 4 mph7 km/h	32%	50%	1
Sat 5p	Mostly sunny	74°23° (likely 71°22° to 75°24°)	74°23°	0%	0 mph0 km/h, gusts 5 mph8 km/h	35%	45%	0
Sat 6p	Partly cloudy	71°22° (likely 67°19° to 71°22°)	71°22°	0%	0 mph0 km/h, gusts 5 mph8 km/h	42%	31%	0
Sat 7p	Partly cloudy	65°18° (likely 63°17° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 6 mph9 km/h	56%	36%	0
Sat 8p	Mostly clear	58°14° (likely 58°14° to 61°16°)	58°14°	0%	0 mph0 km/h, gusts 6 mph10 km/h	77%	51%	0
Sat 9p	Partly cloudy	56°13° (likely 56°13° to 60°16°)	56°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	83%	47%	0
Sat 10p	Clear	54°12° (likely 54°12° to 58°14°)	54°12°	0%	0 mph0 km/h, gusts 6 mph9 km/h	90%	42%	0
Sat 11p	Clear	53°12° (likely 53°12° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 7 mph10 km/h	89%	40%	0
Sun 12a	Clear	52°11° (likely 52°11° to 56°13°)	52°11°	0%	0 mph0 km/h, gusts 6 mph10 km/h	93%	41%	0
Sun 1a	Clear	51°11° (likely 51°11° to 55°13°)	51°11°	0%	0 mph0 km/h, gusts 7 mph10 km/h	96%	42%	0
Sun 2a	Clear	50°10° (likely 50°10° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 7 mph11 km/h	96%	42%	0
Sun 3a	Partly cloudy	50°10° (likely 50°10° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 6 mph10 km/h	96%	31%	0
Sun 4a	Partly cloudy	49°9° (likely 49°9° to 54°12°)	49°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	96%	30%	0
Sun 5a	Clear	49°9° (likely 49°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 3 mph6 km/h	96%	6%	0
Sun 6a	Partly cloudy	48°9° (likely 48°9° to 52°11°)	48°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	32%	0
Sun 7a	Sunny	47°8° (likely 47°8° to 53°12°)	47°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	100%	23%	0
Sun 8a	Partly sunny	49°9° (likely 49°9° to 54°12°)	49°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	100%	34%	0
Sun 9a	Mostly sunny	55°13° (likely 55°13° to 59°15°)	55°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	90%	18%	1
Sun 10a	Partly sunny	63°17° (likely 61°16° to 65°18°)	63°17°	0%	1 mph2 km/h from S, gusts 10 mph16 km/h	67%	49%	2
Sun 11a	Partly sunny	68°20° (likely 66°19° to 69°21°)	68°20°	0%	1 mph2 km/h from SSW, gusts 11 mph18 km/h	55%	63%	3
Sun 12p	Cloudy	72°22° (likely 70°21° to 72°22°)	72°22°	0%	2 mph3 km/h from SSW, gusts 12 mph19 km/h	44%	78%	4
Sun 1p	Cloudy	74°23° (likely 73°23° to 74°23°)	74°23°	0%	2 mph3 km/h from SW, gusts 10 mph16 km/h	40%	83%	4
Sun 2p	Cloudy	76°24° (likely 74°23° to 76°24°)	76°24°	0%	2 mph3 km/h from SSW, gusts 9 mph14 km/h	36%	70%	3
Sun 3p	Cloudy	76°24° (likely 75°24° to 76°24°)	76°24°	0%	1 mph2 km/h from SSW, gusts 7 mph11 km/h	34%	88%	3
Sun 4p	Cloudy	77°25° (likely 74°23° to 77°25°)	77°25°	0%	0 mph0 km/h, gusts 6 mph9 km/h	33%	84%	2
Sun 5p	Cloudy	75°24° (likely 72°22° to 75°24°)	75°24°	0%	0 mph0 km/h, gusts 4 mph7 km/h	37%	81%	1
Sun 6p	Cloudy	71°22° (likely 68°20° to 71°22°)	71°22°	0%	0 mph0 km/h, gusts 3 mph4 km/h	46%	83%	0
Sun 7p	Cloudy	66°19° (likely 64°18° to 66°19°)	66°19°	0%	0 mph0 km/h, gusts 4 mph6 km/h	56%	83%	0
Sun 8p	Cloudy	60°16° (likely 60°16° to 63°17°)	60°16°	0%	0 mph0 km/h, gusts 4 mph6 km/h	75%	85%	0
Sun 9p	Cloudy	57°14° (likely 57°14° to 62°17°)	57°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	83%	86%	0
Sun 10p	Cloudy	56°13° (likely 56°13° to 61°16°)	56°13°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	88%	0
Sun 11p	Cloudy	54°12° (likely 54°12° to 59°15°)	54°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	93%	84%	0
Mon 12a	Cloudy	53°12° (likely 53°12° to 59°15°)	53°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	93%	81%	0
Mon 1a	Cloudy	52°11° (likely 52°11° to 58°14°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	96%	86%	0
Mon 2a	Cloudy	51°11° (likely 51°11° to 58°14°)	51°11°	0%	0 mph0 km/h, gusts 2 mph3 km/h	100%	84%	0
Mon 3a	Cloudy	51°11° (likely 51°11° to 57°14°)	51°11°	0%	0 mph0 km/h, gusts 3 mph4 km/h	96%	86%	0
Mon 4a	Mostly cloudy	50°10° (likely 49°9° to 56°13°)	50°10°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	86%	0
Mon 5a	Mostly cloudy	48°9° (likely 48°9° to 55°13°)	48°9°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	87%	0
Mon 6a	Mostly cloudy	47°8° (likely 47°8° to 55°13°)	47°8°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	88%	0

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Fog. High 76°24°, low 47°8°. Typical 68°20° / 45°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 49°9°
  Dry
Official NWS forecast
Today: Sunny. High near 76, with temperatures falling to around 74 in the afternoon. East northeast wind around 1 mph.
Tonight: Partly cloudy. Low around 47, with temperatures rising to around 49 overnight. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–76°24°
Low, likely
44°7°–49°9°
Typical high / low
68°20° / 45°7°
Wind
6 mph10 km/h
UV peak
5
Tomorrow, Oct 25. Cloudy. High 77°25°, low 47°8°. Typical 68°20° / 44°7°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 77°25°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 48°9°
  Dry
Official NWS forecast
Day: Mostly sunny. High near 77, with temperatures falling to around 75 in the afternoon. South southwest wind around 2 mph.
Night: Mostly cloudy, with a low around 47. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
75°24°–77°25°
Low, likely
47°8°–52°11°
Typical high / low
68°20° / 44°7°
Wind
7 mph11 km/h, gusts 13 mph20 km/h
UV peak
4
Monday, Oct 26. Mostly cloudy. High 78°26°, low 49°9°. Typical 67°19° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 78. North northwest wind around 1 mph.
Night: Partly cloudy, with a low around 49. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
73°23°–78°26°
Low, likely
49°9°–54°12°
Typical high / low
67°19° / 44°7°
Wind
6 mph10 km/h
UV peak
4
Tuesday, Oct 27. Mostly cloudy. High 75°24°, low 49°9°. Typical 67°19° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 75. South southeast wind around 1 mph.
Night: Mostly cloudy, with a low around 49. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–75°24°
Low, likely
47°8°–53°12°
Typical high / low
67°19° / 44°7°
Wind
5 mph9 km/h, gusts 16 mph26 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 77°25°, low 50°10°. Typical 66°19° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 76°25°
  Dry
3. Evening
  6 PM–midnight
  Clear, 62°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 77. South southwest wind 0 to 5 mph.
Night: Mostly clear, with a low around 50. South wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–78°26°
Low, likely
50°10°–54°12°
Typical high / low
66°19° / 43°6°
Wind
8 mph13 km/h, gusts 17 mph27 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 78°26°, low 49°9°. Typical 66°19° / 43°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°25°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 78. South southwest wind 1 to 5 mph.
Night: Mostly clear, with a low around 49. East wind around 1 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
75°24°–80°27°
Low, likely
46°8°–54°12°
Typical high / low
66°19° / 43°6°
Wind
9 mph14 km/h, gusts 19 mph31 km/h
UV peak
4
Friday, Oct 30. Cloudy. High 76°24°, low 52°11°. Typical 65°18° / 42°6°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 59°15°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 76. South southeast wind 0 to 3 mph.
Night: Mostly cloudy, with a low around 52. Southeast wind around 1 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
74°23°–81°27°
Low, likely
47°8°–55°13°
Typical high / low
65°18° / 42°6°
Wind
7 mph11 km/h, gusts 12 mph19 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 75°24°, low 61°16°. Typical 65°18° / 42°6°. Rain 0.07 in1.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 64°18°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 64°18°
  40% chance · 0.08 in2 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
71°22°–79°26°
Low, likely
59°15°–62°17°
Typical high / low
65°18° / 42°6°
Wind
9 mph15 km/h, gusts 20 mph31 km/h
UV peak
3
Sunday, Nov 1. Showers. High 73°23°, low 64°18°. Typical 64°18° / 42°6°. Rain 0.58 in15 mm, 40% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 66°19°
  40% chance · 0.1 in2.5 mm
2. Afternoon
  noon–6 PM
  Rain, 70°21°
  30% chance · 0.12 in3 mm
3. Evening
  6 PM–midnight
  Rain, 67°19°
  30% chance · 0.28 in7.1 mm
4. Overnight
  midnight–6 AM
  Showers, 61°16°
  40% chance · 0.05 in1.3 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 agreeIndependent forecasts are close; the range is narrow.
High, likely
71°22°–74°23°
Low, likely
59°15°–67°19°
Typical high / low
64°18° / 42°6°
Wind
22 mph35 km/h, gusts 41 mph67 km/h
UV peak
1
Monday, Nov 2. Showers. High 69°21°, low 59°15°. Typical 64°18° / 42°6°. Rain 0.32 in8.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 62°17°
  40% chance · 0.18 in4.5 mm
2. Afternoon
  noon–6 PM
  Drizzle, 66°19°
  40% chance · 0.14 in3.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  30% chance · 0.08 in2 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
60°16°–76°24°
Low, likely
49°9°–66°19°
Typical high / low
64°18° / 42°6°
Wind
20 mph32 km/h, gusts 37 mph59 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 76°, low 47°.
Tomorrow
Dry, high 77°, low 47°.
Monday
Dry, high 78°, low 49°.
Rest of week
Highs 69–78°; chance of precipitation on Sunday, Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (PAH) (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

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Ohio River at Cairo

13 mi

Below flood stage

Level: 14.1 ft
Flow: 236,000 cfs

Forecast peak 14.3 ft Sun 7 AM

Reading from Sat 5 AM · NWS gauge page

Ohio River at Olmsted Lock and Dam Tailwater

0.8 mi

Level: 15.3 ft

Reading from Sat 5 AM · NWS gauge page

Ohio River at Olmsted Lock and Dam Headwater

1.4 mi

Below flood stage

Level: 22.8 ft

Reading from Sat 5 AM · NWS gauge page

Cache River (IL) above Forman

14 mi

Level: 8.3 ft

Reading from Sat 5 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 78% less heating than a typical week.

This week 15Typical 69

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 2
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 43°F).

Open the windows?

Today, 10:00 AM–7:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Cairo 3n · official normals 1991–2020 · records 1987–2026

Oct 24, today vs a typical year

Today’s expected high is 8°4° warmer than typical.

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

Olmsted weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 55 min; Losing 2 min 11 s a day; shortest Dec 21, 1 h 19 min less
Golden hour: 5:31–6:23 PM; Morning 6:56–7:48 AM
Blue hour: 6:23–6:34 PM; Morning 6:46–6:56 AM; first light 6:46 AM

Stars tonight? Poor

Clouds most of the night (about 36% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:28 AM · rises 5:04 PM
Full moon: Oct 25
New moon: Nov 9

Looking southeast from Olmsted. The highest point on the skyline is about 3,400 ft, 15 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Olmsted, IL weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Ohio River at Cairo

Ohio River at Olmsted Lock and Dam Tailwater

Ohio River at Olmsted Lock and Dam Headwater

Cache River (IL) above Forman

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Poor

Moon