Observed 8:35 AM CDT at KFYG

Gray Summit, MO weather

Foggy and 50°10°, 10°6° warmer than a typical Oct 24.

Forecasts agree

Now 50°10°

Fog

Wind: Calm; Light through 9 PM
Visibility: 4 mi6 km; Fog · under 5 mi8 km
Dew point: 50°10°; Comfortable
Humidity: 100%; Air 50°10°, dew point 50°10° · fog or dew likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air quality: 63Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.37 inHg1028 hPa; Rising slowly · +0.04 inHg+1.4 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (48°9° then, 50°10° now)

Good hours for

Above 60°16° today by 11 AM
High 76°24° today at 4 PM
Below 60°16° tonight after 9 PM
Low 47°8° tomorrow at 7 AM

This morningUp to 65°18° by 11 AM · Partly cloudy
This afternoonUp to 76°24° by 4 PM · Partly cloudy
TonightDown to 49°9° by 5 AM · Partly cloudy
Tomorrow morningUp to 68°20° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 78°26° by 4 PM · Mostly cloudy
Tomorrow nightDown to 51°11° by 5 AM · Mostly cloudy
Monday morningUp to 53°12° by 8 AM · 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 9a	Mostly sunny	53°12° (likely 53°12° to 56°13°)	53°12°	0%	1 mph2 km/h from SE, gusts 6 mph10 km/h	86%	42%	0
Sat 10a	Mostly sunny	59°15° (likely 59°15° to 62°17°)	59°15°	0%	1 mph2 km/h from SE, gusts 7 mph11 km/h	75%	67%	1
Sat 11a	Mostly sunny	65°18° (likely 65°18° to 66°19°)	65°18°	0%	2 mph3 km/h from SE, gusts 9 mph14 km/h	60%	68%	3
Sat 12p	Cloudy	70°21° (likely 68°20° to 70°21°)	70°21°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	51%	77%	4
Sat 1p	Cloudy	73°23° (likely 71°22° to 73°23°)	73°23°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	44%	80%	4
Sat 2p	Cloudy	74°23° (likely 73°23° to 75°24°)	74°23°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	43%	59%	4
Sat 3p	Cloudy	75°24° (likely 73°23° to 76°24°)	75°24°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	41%	69%	3
Sat 4p	Partly sunny	76°24° (likely 73°23° to 76°24°)	76°24°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	40%	48%	2
Sat 5p	Sunny	74°23° (likely 70°21° to 74°23°)	74°23°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	44%	15%	1
Sat 6p	Clear	71°22° (likely 65°18° to 71°22°)	71°22°	0%	2 mph3 km/h from E, gusts 9 mph15 km/h	49%	41%	0
Sat 7p	Clear	66°19° (likely 62°17° to 66°19°)	66°19°	0%	2 mph3 km/h from E, gusts 10 mph15 km/h	58%	40%	0
Sat 8p	Clear	60°16° (likely 59°15° to 63°17°)	60°16°	0%	2 mph3 km/h from SE, gusts 9 mph15 km/h	69%	40%	0
Sat 9p	Partly cloudy	59°15° (likely 58°14° to 62°17°)	59°15°	0%	1 mph2 km/h from SE, gusts 8 mph14 km/h	69%	45%	0
Sat 10p	Partly cloudy	57°14° (likely 57°14° to 61°16°)	57°14°	0%	1 mph2 km/h from SE, gusts 8 mph13 km/h	72%	43%	0
Sat 11p	Partly cloudy	56°13° (likely 55°13° to 60°16°)	56°13°	0%	1 mph2 km/h from SE, gusts 8 mph12 km/h	74%	44%	0
Sun 12a	Partly cloudy	55°13° (likely 53°12° to 58°14°)	55°13°	0%	1 mph2 km/h from SE, gusts 6 mph10 km/h	74%	56%	0
Sun 1a	Cloudy	54°12° (likely 52°11° to 57°14°)	54°12°	0%	1 mph2 km/h from SE, gusts 6 mph9 km/h	77%	61%	0
Sun 2a	Mostly clear	52°11° (likely 51°11° to 56°13°)	52°11°	0%	0 mph0 km/h, gusts 5 mph7 km/h	80%	31%	0
Sun 3a	Mostly clear	52°11° (likely 49°9° to 55°13°)	52°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	80%	64%	0
Sun 4a	Cloudy	50°10° (likely 49°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	86%	69%	0
Sun 5a	Mostly clear	49°9° (likely 48°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	64%	0
Sun 6a	Partly cloudy	49°9° (likely 48°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	65%	0
Sun 7a	Cloudy	47°8° (likely 47°8° to 52°11°)	47°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	89%	76%	0
Sun 8a	Cloudy	49°9° (likely 48°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 5 mph7 km/h	89%	78%	0
Sun 9a	Cloudy	53°12° (likely 53°12° to 58°14°)	53°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	89%	60%	1
Sun 10a	Partly sunny	62°17° (likely 61°16° to 64°18°)	62°17°	0%	0 mph0 km/h, gusts 8 mph13 km/h	72%	70%	2
Sun 11a	Partly sunny	68°20° (likely 66°19° to 70°21°)	68°20°	0%	0 mph0 km/h, gusts 7 mph11 km/h	61%	72%	3
Sun 12p	Cloudy	72°22° (likely 70°21° to 74°23°)	72°22°	0%	0 mph0 km/h, gusts 6 mph10 km/h	53%	80%	4
Sun 1p	Cloudy	75°24° (likely 73°23° to 77°25°)	75°24°	0%	0 mph0 km/h, gusts 5 mph8 km/h	46%	79%	4
Sun 2p	Cloudy	76°24° (likely 74°23° to 78°26°)	76°24°	0%	0 mph0 km/h, gusts 5 mph7 km/h	45%	82%	4
Sun 3p	Cloudy	77°25° (likely 75°24° to 79°26°)	77°25°	0%	0 mph0 km/h, gusts 4 mph6 km/h	42%	82%	3
Sun 4p	Cloudy	78°26° (likely 75°24° to 79°26°)	78°26°	0%	0 mph0 km/h, gusts 4 mph7 km/h	40%	81%	2
Sun 5p	Cloudy	76°24° (likely 72°22° to 78°26°)	76°24°	0%	0 mph0 km/h, gusts 4 mph7 km/h	46%	80%	1
Sun 6p	Cloudy	73°23° (likely 67°19° to 73°23°)	73°23°	0%	0 mph0 km/h, gusts 3 mph5 km/h	51%	79%	0
Sun 7p	Cloudy	68°20° (likely 64°18° to 69°21°)	68°20°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	59%	66%	0
Sun 8p	Cloudy	62°17° (likely 62°17° to 65°18°)	62°17°	0%	0 mph0 km/h, gusts 5 mph8 km/h	70%	76%	0
Sun 9p	Cloudy	60°16° (likely 60°16° to 65°18°)	60°16°	0%	0 mph0 km/h, gusts 4 mph7 km/h	75%	71%	0
Sun 10p	Cloudy	59°15° (likely 58°14° to 63°17°)	59°15°	0%	0 mph0 km/h, gusts 4 mph7 km/h	78%	72%	0
Sun 11p	Cloudy	58°14° (likely 57°14° to 61°16°)	58°14°	0%	0 mph0 km/h, gusts 5 mph9 km/h	77%	78%	0
Mon 12a	Cloudy	56°13° (likely 56°13° to 59°15°)	56°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	80%	85%	0
Mon 1a	Cloudy	55°13° (likely 55°13° to 57°14°)	55°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	80%	89%	0
Mon 2a	Cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	83%	92%	0
Mon 3a	Cloudy	53°12° (likely 53°12° to 56°13°)	53°12°	0%	0 mph0 km/h, gusts 5 mph7 km/h	83%	93%	0
Mon 4a	Cloudy	52°11° (likely 52°11° to 55°13°)	52°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	86%	89%	0
Mon 5a	Cloudy	51°11° (likely 51°11° to 55°13°)	51°11°	0%	0 mph0 km/h, gusts 3 mph6 km/h	86%	98%	0
Mon 6a	Cloudy	49°9° (likely 49°9° to 55°13°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	93%	97%	0
Mon 7a	Cloudy	50°10° (likely 50°10° to 55°13°)	50°10°	0%	0 mph0 km/h, gusts 3 mph5 km/h	89%	94%	0
Mon 8a	Cloudy	53°12° (likely 51°11° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 2 mph4 km/h	86%	92%	0

Days ahead

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

Today, Oct 24. Cloudy. High 76°24°, low 47°8°. Typical 66°19° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly sunny, 65°18°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 76°24°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 49°9°
  Dry
Official NWS forecast
Today: Patchy fog before 10am. Mostly sunny, with a high near 76. Southeast wind around 2 mph.
Tonight: Partly cloudy, with a low around 47. East wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
73°23°–76°24°
Low, likely
47°8°–49°9°
Typical high / low
66°19° / 42°6°
Wind
7 mph11 km/h, gusts 13 mph22 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 78°26°, low 49°9°. Typical 66°19° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 78°26°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 78. Wind around 0 mph.
Night: Mostly cloudy, with a low around 49. Northeast wind around 1 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–79°26°
Low, likely
47°8°–52°11°
Typical high / low
66°19° / 42°6°
Wind
6 mph10 km/h, gusts 13 mph21 km/h
UV peak
4
Monday, Oct 26. Cloudy. High 77°25°, low 49°9°. Typical 65°18° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny. High near 77, with temperatures falling to around 73 in the afternoon. Northeast wind around 1 mph.
Night: Mostly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
74°23°–77°25°
Low, likely
49°9°–55°13°
Typical high / low
65°18° / 41°5°
Wind
6 mph10 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 74°23°, low 50°10°. Typical 65°18° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 74.
Night: Mostly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–74°23°
Low, likely
50°10°–54°12°
Typical high / low
65°18° / 41°5°
Wind
7 mph12 km/h, gusts 18 mph29 km/h
UV peak
3
Wednesday, Oct 28. Cloudy. High 79°26°, low 52°11°. Typical 64°18° / 41°5°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 78°25°
  Dry
3. Evening
  6 PM–midnight
  Clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 57°14°
  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 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
75°24°–79°26°
Low, likely
50°10°–56°13°
Typical high / low
64°18° / 41°5°
Wind
8 mph14 km/h, gusts 20 mph33 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 77°25°, low 50°10°. Typical 64°18° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 79°26°
  Dry
3. Evening
  6 PM–midnight
  Clear, 66°19°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 77.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
77°25°–80°27°
Low, likely
50°10°–58°14°
Typical high / low
64°18° / 40°4°
Wind
8 mph13 km/h, gusts 25 mph40 km/h
UV peak
3
Friday, Oct 30. Mostly cloudy. High 76°24°, low 51°11°. Typical 64°18° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 59°15°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 79°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: Partly sunny, with a high near 76.
Night: A slight chance of rain showers after 1am. Mostly cloudy, with a low around 51. Chance of precipitation is 20%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
76°24°–81°27°
Low, likely
51°11°–58°14°
Typical high / low
64°18° / 40°4°
Wind
8 mph13 km/h, gusts 19 mph31 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 74°23°, low 61°16°. Typical 63°17° / 40°4°. Rain 0.12 in3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 63°17°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  30% chance
3. Evening
  6 PM–midnight
  Cloudy, 68°20°
  30% chance · 0.02 in0.5 mm
4. Overnight
  midnight–6 AM
  Cloudy, 66°19°
  50% chance · 0.12 in3 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
58°14°–63°17°
Typical high / low
63°17° / 40°4°
Wind
9 mph15 km/h, gusts 22 mph36 km/h
UV peak
1
Sunday, Nov 1. Showers. High 72°22°, low 61°16°. Typical 63°17° / 39°4°. Rain 0.49 in12 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Showers, 64°18°
  50% chance · 0.15 in3.7 mm
2. Afternoon
  noon–6 PM
  Showers, 69°21°
  40% chance · 0.12 in3.1 mm
3. Evening
  6 PM–midnight
  Drizzle, 66°19°
  40% chance · 0.06 in1.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 59°15°
  40% chance · 0.05 in1.2 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–75°24°
Low, likely
59°15°–64°18°
Typical high / low
63°17° / 39°4°
Wind
14 mph23 km/h, gusts 37 mph60 km/h
Monday, Nov 2. Drizzle. High 65°18°, low 56°13°. Typical 62°17° / 39°4°. Rain 0.33 in8.4 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°16°
  40% chance · 0.14 in3.5 mm
2. Afternoon
  noon–6 PM
  Drizzle, 58°15°
  30% chance · 0.13 in3.4 mm
3. Evening
  6 PM–midnight
  Drizzle, 65°18°
  30% 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 differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–76°24°
Low, likely
47°8°–67°19°
Typical high / low
62°17° / 39°4°
Wind
16 mph25 km/h, gusts 34 mph55 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 76°, low 47°.
Tomorrow
Dry, high 78°, low 49°.
Monday
Dry, high 77°, low 49°.
Rest of week
Highs 65–79°; chance of precipitation on Sunday, Monday.

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

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Missouri River at Washington

11 mi

Below flood stage

Level: 5.2 ft
Flow: 62,000 cfs

Forecast peak 5.2 ft Sat 1 PM

Reading from Sat 7:45 AM · NWS gauge page

Meramec River near Pacific

5.5 mi

Below flood stage

Level: -1.6 ft

Reading from Sat 8 AM · NWS gauge page

Bourbeuse River at Union

9.9 mi

Below flood stage

Level: 3.1 ft
Flow: 70 cfs

Reading from Sat 8 AM · NWS gauge page

Big River at Byrnesville

13 mi

Below flood stage

Level: 1.7 ft
Flow: 119 cfs

Reading from Sat 7:45 AM · NWS gauge page

For your home

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

Heating this week

About 85% less heating than a typical week.

This week 13Typical 85

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 50°F).

Open the windows?

Today, 11:00 AM–8:00 PM

Good stretch to open the windows.

Is this typical?

ST LOUIS SPIRIT OF ST LOUIS AP · official normals 1991–2020 · records 1987–2026

Oct 24, today vs a typical year

Today’s expected high is 10°6° warmer than typical.

Last 7 days vs normal

On average 1°0° warmer than normal (daily mean temperature).

−5°−3°SunOct 18
−2°−1°MonOct 19
+1°TueOct 20
+3°+2°WedOct 21
+5°+3°ThuOct 22
+5°+3°FriOct 23
—SatOct 24

Gray Summit weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 51 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 23 min less
Golden hour: 5:36–6:29 PM; Morning 7:04–7:58 AM
Blue hour: 6:29–6:39 PM; Morning 6:54–7:04 AM; first light 6:54 AM

Stars tonight? Poor

Clouds most of the night (about 51% cover).

Moon

Waxing gibbous

97% lit · growing

Today: sets 5:36 AM · rises 5:10 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Gray Summit. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Gray Summit, MO weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Missouri River at Washington

Meramec River near Pacific

Bourbeuse River at Union

Big River at Byrnesville

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