Observed 12:55 PM EDT at KTZR

Derby, OH weather

Sunny and 64°18°, jacket by 8 PM.

Mostly agree

Now 64°18°

Sunny

Wind: Calm; Up to 6 mph10 km/h through 1 AM
Dew point: 46°8°; Comfortable
UV index: 4Moderate; Moderate until 4 PM
Air quality: 70Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.46 inHg1031 hPa; Falling · −0.06 inHg−1.9 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

High 68°20° today at 4 PM
Low 42°6° tomorrow at 7 AM
Above 60°16° tomorrow by noon

This afternoonUp to 68°20° by 4 PM · Clear
TonightDown to 43°6° by 5 AM · Clear
Tomorrow morningUp to 57°14° by 11 AM · Clear
Tomorrow afternoonUp to 70°21° by 4 PM · Partly cloudy
Tomorrow nightDown to 44°7° by 4 AM · Partly cloudy
Monday morningUp to 59°15° by 11 AM · Partly 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 1p	Sunny	64°18° (likely 62°17° to 65°18°)	64°18°	0%	3 mph5 km/h from E, gusts 6 mph10 km/h	48%	0%	4
Sat 2p	Sunny	66°19° (likely 64°18° to 66°19°)	66°19°	0%	5 mph8 km/h from E, gusts 7 mph12 km/h	46%	0%	4
Sat 3p	Sunny	66°19° (likely 65°18° to 67°19°)	66°19°	0%	5 mph8 km/h from E, gusts 8 mph14 km/h	44%	1%	3
Sat 4p	Sunny	68°20° (likely 65°18° to 68°20°)	68°20°	0%	6 mph10 km/h from E, gusts 8 mph14 km/h	41%	1%	2
Sat 5p	Sunny	66°19° (likely 64°18° to 67°19°)	66°19°	0%	6 mph10 km/h from E, gusts 9 mph14 km/h	42%	2%	1
Sat 6p	Sunny	65°18° (likely 61°16° to 65°18°)	65°18°	0%	5 mph8 km/h from E, gusts 8 mph13 km/h	45%	1%	0
Sat 7p	Clear	62°17° (likely 56°13° to 62°17°)	62°17°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	50%	2%	0
Sat 8p	Clear	55°13° (likely 54°12° to 56°13°)	55°13°	0%	3 mph5 km/h from E, gusts 8 mph12 km/h	64%	1%	0
Sat 9p	Clear	53°12° (likely 52°11° to 53°12°)	53°12°	0%	3 mph5 km/h from E, gusts 7 mph12 km/h	69%	1%	0
Sat 10p	Clear	51°11° (likely 49°9° to 51°11°)	50°10°	0%	3 mph5 km/h from E, gusts 8 mph13 km/h	78%	0%	0
Sat 11p	Clear	49°9° (likely 48°9° to 49°9°)	48°9°	0%	3 mph5 km/h from E, gusts 7 mph12 km/h	84%	0%	0
Sun 12a	Clear	48°9° (likely 46°8° to 48°9°)	48°9°	0%	2 mph3 km/h from E, gusts 7 mph11 km/h	88%	0%	0
Sun 1a	Clear	48°9° (likely 45°7° to 48°9°)	48°9°	0%	1 mph2 km/h from SE, gusts 5 mph9 km/h	88%	0%	0
Sun 2a	Clear	46°8° (likely 45°7° to 47°8°)	46°8°	0%	1 mph2 km/h from E, gusts 4 mph7 km/h	91%	0%	0
Sun 3a	Clear	45°7° (likely 44°7° to 46°8°)	45°7°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	94%	0%	0
Sun 4a	Clear	44°7° (likely 43°6° to 45°7°)	44°7°	0%	1 mph2 km/h from E, gusts 3 mph5 km/h	94%	1%	0
Sun 5a	Clear	43°6° (likely 42°6° to 44°7°)	43°6°	0%	2 mph3 km/h from E, gusts 4 mph6 km/h	97%	5%	0
Sun 6a	Clear	43°6° (likely 40°4° to 43°6°)	43°6°	0%	2 mph3 km/h from E, gusts 5 mph8 km/h	97%	12%	0
Sun 7a	Clear	42°6° (likely 39°4° to 42°6°)	42°6°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	95%	14%	0
Sun 8a	Sunny	42°6° (likely 39°4° to 42°6°)	42°6°	0%	2 mph3 km/h from SE, gusts 5 mph8 km/h	95%	12%	0
Sun 9a	Sunny	45°7° (likely 41°5° to 45°7°)	45°7°	0%	2 mph3 km/h from SE, gusts 4 mph6 km/h	92%	11%	0
Sun 10a	Sunny	52°11° (likely 48°9° to 52°11°)	52°11°	0%	2 mph3 km/h from SE, gusts 6 mph9 km/h	75%	1%	1
Sun 11a	Sunny	57°14° (likely 53°12° to 57°14°)	57°14°	0%	3 mph5 km/h from SE, gusts 7 mph11 km/h	62%	1%	2
Sun 12p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	3 mph5 km/h from SE, gusts 7 mph12 km/h	53%	1%	3
Sun 1p	Sunny	65°18° (likely 62°17° to 65°18°)	65°18°	0%	5 mph8 km/h from SE, gusts 7 mph12 km/h	47%	3%	4
Sun 2p	Sunny	68°20° (likely 64°18° to 68°20°)	68°20°	0%	5 mph8 km/h from SE, gusts 6 mph10 km/h	43%	29%	4
Sun 3p	Mostly sunny	68°20° (likely 66°19° to 68°20°)	68°20°	0%	5 mph8 km/h from SE, gusts 6 mph9 km/h	41%	48%	4
Sun 4p	Mostly sunny	70°21° (likely 66°19° to 70°21°)	70°21°	0%	3 mph5 km/h from SE, gusts 5 mph8 km/h	38%	56%	3
Sun 5p	Mostly sunny	68°20° (likely 65°18° to 68°20°)	68°20°	0%	3 mph5 km/h from SE, gusts 5 mph9 km/h	40%	61%	2
Sun 6p	Mostly sunny	67°19° (likely 62°17° to 67°19°)	67°19°	0%	3 mph5 km/h from SE, gusts 5 mph7 km/h	42%	60%	1
Sun 7p	Clear	63°17° (likely 57°14° to 63°17°)	63°17°	0%	3 mph5 km/h from SE, gusts 6 mph10 km/h	49%	36%	0
Sun 8p	Clear	57°14° (likely 55°13° to 57°14°)	57°14°	0%	3 mph5 km/h from SE, gusts 7 mph11 km/h	60%	33%	0
Sun 9p	Clear	54°12° (likely 52°11° to 54°12°)	54°12°	0%	2 mph3 km/h from SE, gusts 7 mph12 km/h	67%	38%	0
Sun 10p	Clear	52°11° (likely 50°10° to 53°12°)	52°11°	0%	2 mph3 km/h from SE, gusts 8 mph12 km/h	72%	47%	0
Sun 11p	Clear	50°10° (likely 49°9° to 52°11°)	50°10°	0%	2 mph3 km/h from SE, gusts 8 mph13 km/h	81%	42%	0
Mon 12a	Clear	48°9° (likely 47°8° to 50°10°)	48°9°	0%	2 mph3 km/h from S, gusts 7 mph12 km/h	84%	23%	0
Mon 1a	Clear	47°8° (likely 46°8° to 49°9°)	47°8°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	88%	12%	0
Mon 2a	Clear	46°8° (likely 45°7° to 48°9°)	46°8°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	91%	7%	0
Mon 3a	Clear	45°7° (likely 44°7° to 47°8°)	45°7°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	92%	12%	0
Mon 4a	Mostly clear	44°7° (likely 43°6° to 46°8°)	44°7°	0%	0 mph0 km/h, gusts 6 mph9 km/h	95%	27%	0
Mon 5a	Mostly clear	44°7° (likely 42°6° to 45°7°)	44°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	93%	19%	0
Mon 6a	Mostly clear	43°6° (likely 41°5° to 45°7°)	43°6°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	28%	0
Mon 7a	Mostly clear	42°6° (likely 40°4° to 45°7°)	42°6°	0%	0 mph0 km/h, gusts 4 mph6 km/h	98%	23%	0
Mon 8a	Sunny	43°6° (likely 39°4° to 45°7°)	43°6°	0%	0 mph0 km/h, gusts 3 mph4 km/h	95%	31%	0
Mon 9a	Mostly sunny	47°8° (likely 39°4° to 52°11°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	87%	35%	0
Mon 10a	Mostly sunny	53°12° (likely 45°7° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 4 mph6 km/h	77%	20%	1
Mon 11a	Mostly sunny	59°15° (likely 53°12° to 61°16°)	59°15°	0%	0 mph0 km/h, gusts 5 mph7 km/h	67%	14%	2
Mon 12p	Mostly sunny	64°18° (likely 61°16° to 65°18°)	64°18°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	56%	22%	3

Days ahead

Tap a day for its hours and the official wording.

Today, Oct 24. Mostly sunny. High 68°20°, low 42°6°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
2. Evening
  6 PM–midnight
  Clear, 55°13°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Official NWS forecast
Today: Sunny, with a high near 68. East wind around 6 mph.
Tonight: Mostly clear, with a low around 42. East wind 1 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–68°20°
Low, likely
39°4°–42°6°
Wind
8 mph13 km/h, gusts 13 mph21 km/h
UV peak
4
Tomorrow, Oct 25. Mostly sunny. High 70°21°, low 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 42°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 44°7°
  Dry
Official NWS forecast
Day: Sunny, with a high near 70. Southeast wind around 5 mph.
Night: Mostly clear, with a low around 42. Southeast wind 0 to 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–70°21°
Low, likely
39°4°–42°6°
Wind
7 mph11 km/h, gusts 12 mph19 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 72°22°, low 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 47°8°
  Dry
Official NWS forecast
Day: Sunny, with a high near 72. West wind around 2 mph.
Night: Partly cloudy, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–73°23°
Low, likely
39°4°–46°8°
Wind
6 mph10 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 68°20°, low 46°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Mostly cloudy, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
42°6°–48°9°
Wind
7 mph12 km/h, gusts 13 mph21 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 72°22°, low 49°9°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 72.
Night: Partly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–72°22°
Low, likely
47°8°–50°10°
Wind
9 mph14 km/h, gusts 15 mph25 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 75°24°, low 47°8°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 75.
Night: Mostly clear, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–75°24°
Low, likely
41°5°–51°11°
Wind
11 mph18 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 72°22°, low 47°8°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 72.
Night: Partly cloudy, with a low around 47.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
72°22°–75°24°
Low, likely
43°6°–52°11°
Wind
9 mph14 km/h, gusts 19 mph30 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 74°23°, low 50°10°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 60°16°
  40% chance · 0.03 in0.8 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°–78°26°
Low, likely
45°7°–56°13°
Wind
12 mph19 km/h, gusts 19 mph30 km/h
UV peak
3
Sunday, Nov 1. Drizzle. High 70°21°, low 59°15°. Rain 0.34 in8.6 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°15°
  40% chance · 0.14 in3.5 mm
2. Afternoon
  noon–6 PM
  Drizzle, 70°21°
  50% chance · 0.12 in3 mm
3. Evening
  6 PM–midnight
  Drizzle, 65°18°
  50% chance · 0.06 in1.4 mm
4. Overnight
  midnight–6 AM
  Rain, 62°16°
  40% chance · 0.11 in2.7 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
66°19°–75°24°
Low, likely
56°13°–62°17°
Wind
17 mph27 km/h, gusts 28 mph45 km/h
UV peak
2
Monday, Nov 2. Rain. High 66°19°, low 51°11°. Rain 0.52 in13 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Rain, 61°16°
  40% chance · 0.35 in8.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 61°16°
  40% chance · 0.07 in1.8 mm
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  40% chance · 0.08 in2.1 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
63°17°–72°22°
Low, likely
42°6°–62°17°
Wind
23 mph36 km/h, gusts 35 mph56 km/h

10 days15 days30 days

The outlook

Today
Dry, high 68°, low 42°.
Tomorrow
Dry, high 70°, low 42°.
Monday
Dry, high 72°, low 46°.
Rest of week
Highs 66–75°; chance of precipitation on Sunday, Monday.

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

Scioto River at Frank Road

15 mi

Below flood stage

Level: 5.2 ft
Flow: 166 cfs

Forecast peak 5.3 ft Sat 2 PM

Reading from Sat 12:45 PM · NWS gauge page

Deer Creek at Mount Sterling

4.3 mi

Level: 3.4 ft
Flow: 46 cfs

Reading from Sat 12:45 PM · NWS gauge page

Hellbranch Run at Harrisburg

6.4 mi

Level: 4.4 ft

Reading from Sat 1 PM · NWS gauge page

Big Darby Creek at Darbyville

6.7 mi

Below flood stage

Level: 2.5 ft
Flow: 159 cfs

Reading from Sat 1 PM · NWS gauge page

Sun & moon

Sun

Daylight: 10 h 48 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 27 min less
Golden hour: 6:03–6:57 PM; Morning 7:35–8:30 AM
Blue hour: 6:57–7:08 PM; Morning 7:25–7:35 AM; first light 7:25 AM

Stars tonight? Fair

Clear 7:08 PM–7:26 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:05 AM · rises 5:37 PM
Full moon: Oct 26
New moon: Nov 9

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