Olentangy River near Worthington
12 mi- Level
- 1.8 ft
- Flow
- 56 cfs
Forecast peak 1.8 ft Sat 2 PM
Reading from Sat 1 PM · NWS gauge page
Observed 1:15 PM EDT at KDLZ
Delaware, OH weather
Sunny and 66°19°, jacket by 8 PM.
Today: low 42°6° (likely 39°4° to 42°6°), high 69°21° (likely 66°19° to 69°21°).
Now 66°19°
Sunny
- Wind
- 7 mph11 km/h
- From the east-southeast. Up to 7 mph11 km/h through 2 AM
- Dew point
- 45°7°
- Comfortable
- UV index
- 4Moderate
- Moderate until 4 PM
- Air quality
- 70Moderate
- Main pollutant: PM2.5 (fine particles)
- Pressure
- 30.45 inHg1031 hPa
- Falling · −0.05 inHg−1.8 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 (66°19° then, 66°19° now)
Good hours for
This afternoonNear 67°19° · Clear
TonightDown to 43°6° by 5 AM · Clear
Tomorrow morningUp to 56°13° by 11 AM · Clear
Tomorrow afternoonUp to 69°21° by 5 PM · Partly cloudy
Tomorrow nightDown to 44°7° by 5 AM · Partly cloudy
Monday morningUp to 58°14° by 11 AM · Clear
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 2p | Sunny | 66°19° (likely 65°18° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 46% | 5% | 4 |
| Sat 3p | Sunny | 67°19° (likely 65°18° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from E, gusts 6 mph9 km/h | 45% | 5% | 3 |
| Sat 4p | Sunny | 69°21° (likely 66°19° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 44% | 7% | 2 |
| Sat 5p | Sunny | 67°19° (likely 65°18° to 67°19°) | 67°19° | 0% | 5 mph8 km/h from E, gusts 7 mph11 km/h | 43% | 8% | 1 |
| Sat 6p | Sunny | 66°19° (likely 62°17° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from E, gusts 7 mph11 km/h | 46% | 20% | 0 |
| Sat 7p | Clear | 62°17° (likely 57°14° to 62°17°) | 62°17° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 53% | 15% | 0 |
| Sat 8p | Clear | 55°13° (likely 54°12° to 57°14°) | 55°13° | 0% | 5 mph8 km/h from E, gusts 6 mph9 km/h | 63% | 2% | 0 |
| Sat 9p | Clear | 52°11° (likely 52°11° to 54°12°) | 52°11° | 0% | 3 mph5 km/h from E, gusts 8 mph12 km/h | 74% | 0% | 0 |
| Sat 10p | Clear | 51°11° (likely 50°10° to 51°11°) | 51°11° | 0% | 3 mph5 km/h from SE, gusts 7 mph12 km/h | 82% | 1% | 0 |
| Sat 11p | Clear | 49°9° (likely 48°9° to 50°10°) | 48°9° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 87% | 1% | 0 |
| Sun 12a | Clear | 48°9° (likely 46°8° to 48°9°) | 47°8° | 0% | 3 mph5 km/h from SE, gusts 8 mph12 km/h | 89% | 0% | 0 |
| Sun 1a | Clear | 46°8° (likely 45°7° to 48°9°) | 46°8° | 0% | 2 mph3 km/h from SE, gusts 7 mph12 km/h | 93% | 1% | 0 |
| Sun 2a | Clear | 45°7° (likely 44°7° to 47°8°) | 45°7° | 0% | 2 mph3 km/h from SE, gusts 6 mph9 km/h | 96% | 2% | 0 |
| Sun 3a | Clear | 44°7° (likely 43°6° to 46°8°) | 44°7° | 0% | 2 mph3 km/h from SE, gusts 5 mph8 km/h | 98% | 0% | 0 |
| Sun 4a | Clear | 44°7° (likely 42°6° to 45°7°) | 44°7° | 0% | 2 mph3 km/h from SE, gusts 2 mph4 km/h | 99% | 1% | 0 |
| Sun 5a | Clear | 43°6° (likely 41°5° to 44°7°) | 43°6° | 0% | 2 mph3 km/h from SE, gusts 3 mph4 km/h | 100% | 4% | 0 |
| Sun 6a | Mostly clear | 42°6° (likely 40°4° to 43°6°) | 40°4° | 0% | 3 mph5 km/h from SE, gusts 5 mph8 km/h | 100% | 16% | 0 |
| Sun 7a | Clear | 42°6° (likely 40°4° to 42°6°) | 40°4° | 0% | 3 mph5 km/h from SE, gusts 8 mph12 km/h | 100% | 14% | 0 |
| Sun 8a | Sunny | 42°6° (likely 39°4° to 42°6°) | 40°4° | 0% | 3 mph5 km/h from SE, gusts 8 mph12 km/h | 100% | 14% | 0 |
| Sun 9a | Sunny | 44°7° (likely 42°6° to 45°7°) | 42°6° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 100% | 15% | 0 |
| Sun 10a | Sunny | 51°11° (likely 50°10° to 51°11°) | 51°11° | 0% | 5 mph8 km/h from SE, gusts 8 mph12 km/h | 89% | 0% | 1 |
| Sun 11a | Sunny | 56°13° (likely 54°12° to 57°14°) | 56°13° | 0% | 5 mph8 km/h from SE, gusts 9 mph14 km/h | 75% | 1% | 2 |
| Sun 12p | Sunny | 61°16° (likely 58°14° to 61°16°) | 61°16° | 0% | 6 mph10 km/h from S, gusts 9 mph14 km/h | 62% | 16% | 3 |
| Sun 1p | Sunny | 64°18° (likely 61°16° to 64°18°) | 64°18° | 0% | 6 mph10 km/h from S, gusts 9 mph14 km/h | 56% | 35% | 4 |
| Sun 2p | Mostly sunny | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 6 mph10 km/h from S, gusts 8 mph13 km/h | 51% | 46% | 4 |
| Sun 3p | Partly sunny | 68°20° (likely 65°18° to 68°20°) | 68°20° | 0% | 6 mph10 km/h from S, gusts 7 mph11 km/h | 47% | 52% | 4 |
| Sun 4p | Partly sunny | 68°20° (likely 65°18° to 68°20°) | 68°20° | 0% | 6 mph10 km/h from S, gusts 7 mph11 km/h | 46% | 59% | 3 |
| Sun 5p | Cloudy | 69°21° (likely 64°18° to 69°21°) | 69°21° | 0% | 5 mph8 km/h from S, gusts 7 mph11 km/h | 43% | 71% | 2 |
| Sun 6p | Partly sunny | 66°19° (likely 61°16° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from SE, gusts 6 mph10 km/h | 49% | 72% | 1 |
| Sun 7p | Clear | 63°17° (likely 57°14° to 63°17°) | 63°17° | 0% | 3 mph5 km/h from SE, gusts 5 mph8 km/h | 57% | 37% | 0 |
| Sun 8p | Partly cloudy | 58°14° (likely 55°13° to 58°14°) | 58°14° | 0% | 3 mph5 km/h from SE, gusts 5 mph7 km/h | 67% | 34% | 0 |
| Sun 9p | Partly cloudy | 53°12° (likely 52°11° to 55°13°) | 53°12° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 81% | 16% | 0 |
| Sun 10p | Mostly clear | 52°11° (likely 51°11° to 53°12°) | 52°11° | 0% | 3 mph5 km/h from SE, gusts 7 mph11 km/h | 86% | 50% | 0 |
| Sun 11p | Mostly clear | 50°10° (likely 50°10° to 50°10°) | 49°9° | 0% | 3 mph5 km/h from SE, gusts 8 mph13 km/h | 90% | 50% | 0 |
| Mon 12a | Clear | 49°9° (likely 49°9° to 50°10°) | 48°9° | 0% | 3 mph5 km/h from SE, gusts 9 mph14 km/h | 94% | 51% | 0 |
| Mon 1a | Clear | 47°8° (likely 47°8° to 49°9°) | 46°8° | 0% | 3 mph5 km/h from S, gusts 8 mph13 km/h | 97% | 19% | 0 |
| Mon 2a | Clear | 46°8° (likely 46°8° to 48°9°) | 46°8° | 0% | 2 mph3 km/h from S, gusts 7 mph11 km/h | 98% | 13% | 0 |
| Mon 3a | Partly cloudy | 46°8° (likely 45°7° to 47°8°) | 46°8° | 0% | 2 mph3 km/h from S, gusts 6 mph10 km/h | 100% | 39% | 0 |
| Mon 4a | Partly cloudy | 45°7° (likely 44°7° to 46°8°) | 45°7° | 0% | 2 mph3 km/h from S, gusts 6 mph9 km/h | 100% | 57% | 0 |
| Mon 5a | Cloudy | 44°7° (likely 43°6° to 45°7°) | 44°7° | 0% | 2 mph3 km/h from S, gusts 6 mph10 km/h | 100% | 76% | 0 |
| Mon 6a | Mostly clear | 43°6° (likely 42°6° to 44°7°) | 43°6° | 0% | 2 mph3 km/h from S, gusts 5 mph8 km/h | 100% | 39% | 0 |
| Mon 7a | Partly cloudy | 43°6° (likely 41°5° to 44°7°) | 43°6° | 0% | 2 mph3 km/h from S, gusts 4 mph7 km/h | 100% | 26% | 0 |
| Mon 8a | Mostly sunny | 43°6° (likely 39°4° to 45°7°) | 43°6° | 0% | 2 mph3 km/h from S, gusts 4 mph6 km/h | 100% | 16% | 0 |
| Mon 9a | Mostly sunny | 45°7° (likely 40°4° to 52°11°) | 45°7° | 0% | 2 mph3 km/h from S, gusts 4 mph6 km/h | 100% | 14% | 0 |
| Mon 10a | Mostly sunny | 51°11° (likely 47°8° to 57°14°) | 51°11° | 0% | 2 mph3 km/h from S, gusts 5 mph8 km/h | 89% | 11% | 1 |
| Mon 11a | Sunny | 58°14° (likely 55°13° to 60°16°) | 58°14° | 0% | 2 mph3 km/h from SW, gusts 6 mph9 km/h | 72% | 28% | 2 |
| Mon 12p | Mostly sunny | 63°17° (likely 61°16° to 65°18°) | 63°17° | 0% | 2 mph3 km/h from SW, gusts 6 mph10 km/h | 61% | 25% | 3 |
| Mon 1p | Mostly sunny | 68°20° (likely 64°18° to 69°21°) | 68°20° | 0% | 3 mph5 km/h from SW, gusts 6 mph9 km/h | 51% | 34% | 4 |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Mostly sunny. High 69°21°, low 42°6°. Typical 64°18° / 42°6°. Dry. Forecasts agree.
Afternoon
noon–6 PM
Sunny, 69°21°Dry
Evening
6 PM–midnight
Clear, 55°13°Dry
Overnight
midnight–6 AM
Clear, 43°6°Dry
Official NWS forecast
Today: Sunny, with a high near 69. East wind around 5 mph.
Tonight: Mostly clear, with a low around 42. Southeast wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 66°19°–69°21°
- Low, likely
- 39°4°–42°6°
- Typical high / low
- 64°18° / 42°6°
- Wind
- 6 mph10 km/h
- UV peak
- 4
Tomorrow, Oct 25. Mostly sunny. High 69°21°, low 43°6°. Typical 63°17° / 42°6°. Dry. Forecasts agree.
Morning
6 AM–noon
Sunny, 42°6°Dry
Afternoon
noon–6 PM
Partly sunny, 69°21°Dry
Evening
6 PM–midnight
Partly cloudy, 58°14°Dry
Overnight
midnight–6 AM
Partly cloudy, 44°7°Dry
Official NWS forecast
Day: Sunny, with a high near 69. Southeast wind around 6 mph.
Night: Mostly clear, with a low around 43. Southeast wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 65°18°–69°21°
- Low, likely
- 39°4°–43°6°
- Typical high / low
- 63°17° / 42°6°
- Wind
- 6 mph10 km/h, gusts 12 mph19 km/h
- UV peak
- 4
Monday, Oct 26. Cloudy. High 73°23°, low 45°7°. Typical 63°17° / 41°5°. Dry. Mostly agree.
Morning
6 AM–noon
Mostly sunny, 43°6°Dry
Afternoon
noon–6 PM
Partly sunny, 70°21°Dry
Evening
6 PM–midnight
Mostly clear, 59°15°Dry
Overnight
midnight–6 AM
Partly cloudy, 48°9°Dry
Official NWS forecast
Day: Sunny, with a high near 73. Southwest wind around 3 mph.
Night: Partly cloudy, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 68°20°–73°23°
- Low, likely
- 40°4°–45°7°
- Typical high / low
- 63°17° / 41°5°
- Wind
- 6 mph9 km/h, gusts 13 mph21 km/h
- UV peak
- 4
Tuesday, Oct 27. Cloudy. High 70°21°, low 47°8°. Typical 62°17° / 41°5°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 46°8°Dry
Afternoon
noon–6 PM
Cloudy, 68°20°Dry
Evening
6 PM–midnight
Cloudy, 59°15°Dry
Overnight
midnight–6 AM
Cloudy, 52°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Mostly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 67°19°–70°21°
- Low, likely
- 45°7°–47°8°
- Typical high / low
- 62°17° / 41°5°
- Wind
- 7 mph11 km/h, gusts 12 mph20 km/h
- UV peak
- 4
Wednesday, Oct 28. Cloudy. High 72°22°, low 47°8°. Typical 62°17° / 41°5°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 50°10°Dry
Afternoon
noon–6 PM
Cloudy, 70°21°Dry
Evening
6 PM–midnight
Clear, 58°15°Dry
Overnight
midnight–6 AM
Clear, 49°9°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 72.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 67°19°–72°22°
- Low, likely
- 47°8°–51°11°
- Typical high / low
- 62°17° / 41°5°
- Wind
- 11 mph18 km/h
- UV peak
- 4
Thursday, Oct 29. Mostly sunny. High 75°24°, low 47°8°. Typical 62°17° / 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 47°8°Dry
Afternoon
noon–6 PM
Sunny, 73°23°Dry
Evening
6 PM–midnight
Clear, 60°16°Dry
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
- 71°22°–75°24°
- Low, likely
- 44°7°–51°11°
- Typical high / low
- 62°17° / 40°4°
- Wind
- 11 mph17 km/h, gusts 24 mph39 km/h
- UV peak
- 4
Friday, Oct 30. Partly sunny. High 75°24°, low 50°10°. Typical 61°16° / 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Sunny, 49°10°Dry
Afternoon
noon–6 PM
Sunny, 72°22°Dry
Evening
6 PM–midnight
Mostly clear, 61°16°Dry
Overnight
midnight–6 AM
Cloudy, 51°11°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 75.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 70°21°–75°24°
- Low, likely
- 44°7°–53°12°
- Typical high / low
- 61°16° / 40°4°
- Wind
- 10 mph16 km/h, gusts 23 mph37 km/h
- UV peak
- 2
Saturday, Oct 31. Cloudy. High 73°23°, low 51°11°. Typical 61°16° / 40°4°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 51°10°Dry
Afternoon
noon–6 PM
Cloudy, 74°23°Dry
Evening
6 PM–midnight
Cloudy, 64°18°Dry
Overnight
midnight–6 AM
Drizzle, 60°16°40% chance · 0.02 in0.4 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.
- High, likely
- 71°22°–77°25°
- Low, likely
- 46°8°–56°13°
- Typical high / low
- 61°16° / 40°4°
- Wind
- 13 mph21 km/h, gusts 19 mph30 km/h
- UV peak
- 3
Sunday, Nov 1. Drizzle. High 69°21°, low 59°15°. Typical 60°16° / 39°4°. Rain 0.4 in10 mm, 50% chance. Mostly agree.
Morning
6 AM–noon
Drizzle, 60°15°40% chance · 0.15 in3.8 mm
Afternoon
noon–6 PM
Drizzle, 68°20°50% chance · 0.19 in4.9 mm
Evening
6 PM–midnight
Drizzle, 65°18°50% chance · 0.05 in1.4 mm
Overnight
midnight–6 AM
Showers, 61°16°40% chance · 0.29 in7.2 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
- 67°19°–72°22°
- Low, likely
- 56°13°–62°17°
- Typical high / low
- 60°16° / 39°4°
- Wind
- 20 mph32 km/h, gusts 31 mph49 km/h
- UV peak
- 2
Monday, Nov 2. Showers. High 66°19°, low 51°11°. Typical 60°16° / 39°4°. Rain 0.73 in19 mm, 50% chance. Mostly agree.
Morning
6 AM–noon
Showers, 61°16°40% chance · 0.43 in11 mm
Afternoon
noon–6 PM
Drizzle, 59°15°40% chance · 0.08 in2.1 mm
Evening
6 PM–midnight
Cloudy, 51°10°40% chance · 0.11 in2.9 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
- 63°17°–70°21°
- Low, likely
- 43°6°–61°16°
- Typical high / low
- 60°16° / 39°4°
- Wind
- 23 mph36 km/h, gusts 36 mph58 km/h
The outlook
Today
Dry, high 69°, low 42°.
Tomorrow
Dry, high 69°, low 43°.
Monday
Dry, high 73°, low 45°, warming up.
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
Rivers
NOAA river gauges within 25 mi
Below flood stage
Olentangy River near Delaware
4.8 mi- Level
- 1.5 ft
- Flow
- 20 cfs
Reading from Sat 12:15 PM · NWS gauge page
Olentangy River at Delaware Lake
5.0 mi- Level
- 915 ft
Reading from Sat 12:15 PM · NWS gauge page
Mill Creek at Bellepoint
5.8 mi- Level
- 1.6 ft
- Flow
- 26 cfs
Reading from Sat 1 PM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 75% less heating than a typical week.
This week 24Typical 93
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 18
- h below 17°F
- 0
- h below 5°F
- 0
47, 17 and 5°F are the test points heat pumps are rated at. About 3 hours are near freezing and damp, when outdoor units defrost more often.
Comfort
Dry air outside (dew point 45°F).
Open the windows?
Today, 3:00 PM–7:00 PM
Good stretch to open the windows.
Is this typical?
WESTERVILLE · official normals 1991–2020 · records 1897–2026
Oct 24, today vs a typical year
Today’s expected high is 5°3° warmer than typical.
- Normal high / low
- 64°18° / 42°6°
- Forecast high / low
- 69°21° / 42°6°
- Record high
- 82°28° in 1963
- Record low
- 18°−8° in 1964
Last 7 days vs normal
On average 1°0° colder than normal (daily mean temperature).
- −3°−2°SunOct 18
- −1°MonOct 19
- −1°TueOct 20
- +1°±0°WedOct 21
- +1°±0°ThuOct 22
- +1°FriOct 23
- —SatOct 24
Delaware weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:52 AM, sunset 6:39 PM.
- Daylight
- 10 h 46 min
- Losing 2 min 30 s a day; shortest Dec 21, 1 h 29 min less
- Golden hour
- 6:01–6:56 PM
- Morning 7:35–8:30 AM
- Blue hour
- 6:56–7:07 PM
- Morning 7:25–7:35 AM; first light 7:25 AM
Stars tonight? Fair
Clear 7:07 PM–7:26 AM, but the moon is 99% lit and up.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 6:05 AM · rises 5:36 PM
- Full moon
- Oct 26
- New moon
- Nov 9
