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Observed 12:55 AM EDT at KBVI

Unionville, PA weather

Clear and 49°10°.

Today: low 37°3° (likely 37°3° to 41°5°), high 64°18° (likely 61°16° to 64°18°).

Forecasts agree

Now 49°10°

Clear

Wind
Calm
Light through 1 PM
Dew point
40°5°
Comfortable
UV index
0Low
Moderate 12–5 PM · peak 4
Pressure
30.39 inHg1029 hPa
Rising slowly · +0.03 inHg+1.1 hPa next 3 h

Next 2 hours

No precipitation expected in the next 2 hours.

Next 48 hours

2°1° cooler than this time yesterday (51°11° then, 49°10° now)

Good hours for
  • Low 37°3° today at 7 AM
  • Above 50°10° today by 11 AM
  • High 64°18° today at 4 PM
  • Below 50°10° tonight after 8 PM
  • Fog tomorrow night from 11 PM
  1. TonightNear 39°4° · Clear
  2. This morningUp to 53°12° by 11 AM · Clear
  3. This afternoonUp to 64°18° by 4 PM · Clear
  4. TonightDown to 37°3° by 5 AM · Clear
  5. Tomorrow morningUp to 53°12° by 11 AM · Clear
  6. Tomorrow afternoonUp to 65°18° by 4 PM · Clear
  7. Tomorrow nightDown to 43°6° by midnight · Clear
Hourly forecast, next 48 hours, in the place's local time
HourConditionsTemperatureFeels likePrecipitationWindHumidityCloud coverUV index
Sat 1aClear39°4° (likely 39°4° to 46°8°)39°4°0%1 mph2 km/h from S, gusts 7 mph11 km/h96%0%0
Sat 2aClear40°4° (likely 40°4° to 45°7°)40°4°0%2 mph3 km/h from E, gusts 7 mph11 km/h94%3%0
Sat 3aClear40°4° (likely 40°4° to 44°7°)38°3°0%3 mph5 km/h from E, gusts 7 mph11 km/h91%0%0
Sat 4aClear39°4° (likely 39°4° to 44°7°)37°3°0%3 mph5 km/h from E, gusts 7 mph12 km/h94%0%0
Sat 5aClear38°3° (likely 38°3° to 42°6°)36°2°0%3 mph5 km/h from E, gusts 8 mph13 km/h95%0%0
Sat 6aClear38°3° (likely 38°3° to 42°6°)35°2°0%3 mph5 km/h from E, gusts 8 mph13 km/h97%0%0
Sat 7aClear37°3° (likely 37°3° to 41°5°)34°1°0%3 mph5 km/h from E, gusts 8 mph13 km/h99%0%0
Sat 8aSunny37°3° (likely 37°3° to 41°5°)34°1°0%3 mph5 km/h from E, gusts 8 mph13 km/h100%0%0
Sat 9aSunny41°5° (likely 41°5° to 44°7°)39°4°0%3 mph5 km/h from E, gusts 8 mph12 km/h92%0%0
Sat 10aSunny47°8° (likely 47°8° to 50°10°)46°8°0%3 mph5 km/h from E, gusts 9 mph15 km/h79%0%1
Sat 11aSunny53°12° (likely 53°12° to 55°13°)53°12°0%3 mph5 km/h from SE, gusts 9 mph14 km/h66%0%2
Sat 12pSunny57°14° (likely 56°13° to 58°14°)57°14°0%2 mph3 km/h from SE, gusts 8 mph12 km/h56%0%3
Sat 1pSunny60°16° (likely 59°15° to 61°16°)61°16°0%2 mph3 km/h from SE, gusts 7 mph12 km/h51%0%4
Sat 2pSunny62°17° (likely 60°16° to 63°17°)62°17°0%2 mph3 km/h from SE, gusts 7 mph11 km/h47%0%4
Sat 3pSunny63°17° (likely 61°16° to 63°17°)63°17°0%2 mph3 km/h from SE, gusts 7 mph12 km/h44%0%4
Sat 4pSunny64°18° (likely 61°16° to 64°18°)64°18°0%2 mph3 km/h from E, gusts 8 mph12 km/h43%0%3
Sat 5pSunny62°17° (likely 60°16° to 62°17°)62°17°0%2 mph3 km/h from E, gusts 8 mph13 km/h44%0%2
Sat 6pClear60°16° (likely 57°14° to 60°16°)60°16°0%2 mph3 km/h from E, gusts 8 mph13 km/h51%0%1
Sat 7pClear55°13° (likely 53°12° to 55°13°)55°13°0%2 mph3 km/h from E, gusts 8 mph12 km/h61%0%0
Sat 8pClear49°9° (likely 49°9° to 51°11°)49°9°0%2 mph3 km/h from E, gusts 8 mph13 km/h79%0%0
Sat 9pClear47°8° (likely 47°8° to 50°10°)47°8°0%2 mph3 km/h from E, gusts 10 mph15 km/h84%0%0
Sat 10pClear45°7° (likely 45°7° to 49°9°)44°7°0%3 mph5 km/h from SE, gusts 10 mph15 km/h87%0%0
Sat 11pClear44°7° (likely 44°7° to 47°8°)42°6°0%5 mph8 km/h from SE, gusts 9 mph14 km/h87%0%0
Sun 12aClear42°6° (likely 42°6° to 46°8°)41°5°0%3 mph5 km/h from SE, gusts 9 mph15 km/h88%0%0
Sun 1aClear41°5° (likely 41°5° to 45°7°)41°5°0%2 mph3 km/h from E, gusts 8 mph14 km/h87%0%0
Sun 2aClear40°4° (likely 40°4° to 44°7°)40°4°0%2 mph3 km/h from E, gusts 8 mph13 km/h87%0%0
Sun 3aClear39°4° (likely 39°4° to 42°6°)39°4°0%2 mph3 km/h from E, gusts 6 mph10 km/h90%0%0
Sun 4aClear38°3° (likely 38°3° to 41°5°)38°3°0%2 mph3 km/h from E, gusts 6 mph9 km/h91%0%0
Sun 5aClear37°3° (likely 37°3° to 41°5°)37°3°0%2 mph3 km/h from E, gusts 5 mph8 km/h94%0%0
Sun 6aClear36°2° (likely 36°2° to 40°4°)36°2°0%1 mph2 km/h from E, gusts 6 mph9 km/h95%0%0
Sun 7aClear35°2° (likely 35°2° to 39°4°)35°2°0%1 mph2 km/h from E, gusts 7 mph11 km/h96%0%0
Sun 8aSunny35°2° (likely 35°2° to 39°4°)35°2°0%1 mph2 km/h from E, gusts 5 mph8 km/h97%0%0
Sun 9aSunny39°4° (likely 39°4° to 43°6°)39°4°0%2 mph3 km/h from SE, gusts 5 mph9 km/h94%0%0
Sun 10aSunny47°8° (likely 47°8° to 49°9°)47°8°0%2 mph3 km/h from SE, gusts 9 mph15 km/h80%0%1
Sun 11aSunny53°12° (likely 53°12° to 54°12°)53°12°0%2 mph3 km/h from S, gusts 10 mph16 km/h68%1%2
Sun 12pSunny58°14° (likely 57°14° to 58°14°)58°14°0%2 mph3 km/h from S, gusts 9 mph15 km/h60%2%3
Sun 1pSunny62°17° (likely 60°16° to 62°17°)61°16°0%2 mph3 km/h from S, gusts 7 mph12 km/h53%4%4
Sun 2pSunny64°18° (likely 62°17° to 64°18°)64°18°0%2 mph3 km/h from S, gusts 6 mph10 km/h49%5%4
Sun 3pSunny64°18° (likely 63°17° to 64°18°)64°18°0%2 mph3 km/h from S, gusts 7 mph11 km/h46%6%4
Sun 4pSunny65°18° (likely 63°17° to 65°18°)65°18°0%2 mph3 km/h from S, gusts 6 mph10 km/h45%6%3
Sun 5pMostly sunny64°18° (likely 62°17° to 64°18°)64°18°0%2 mph3 km/h from S, gusts 6 mph10 km/h46%43%2
Sun 6pClear61°16° (likely 58°14° to 61°16°)61°16°0%1 mph2 km/h from S, gusts 6 mph10 km/h54%38%1
Sun 7pClear56°13° (likely 54°12° to 56°13°)56°13°0%1 mph2 km/h from SE, gusts 5 mph8 km/h64%22%0
Sun 8pClear50°10° (likely 50°10° to 52°11°)50°10°0%1 mph2 km/h from SE, gusts 5 mph7 km/h82%11%0
Sun 9pClear47°8° (likely 47°8° to 50°10°)47°8°0%0 mph0 km/h, gusts 3 mph4 km/h88%9%0
Sun 10pMostly clear46°8° (likely 45°7° to 49°9°)45°7°0%0 mph0 km/h, gusts 2 mph4 km/h93%16%0
Sun 11pFog44°7° (likely 43°6° to 49°9°)44°7°0%0 mph0 km/h, gusts 2 mph3 km/h96%31%0
Mon 12aFog43°6° (likely 42°6° to 48°9°)43°6°0%0 mph0 km/h, gusts 2 mph3 km/h98%30%0

Days ahead

Shaded: typical range for these dates (1991–2020)
  1. Today, Oct 24. Sunny. High 64°18°, low 37°3°. Typical 60°16° / 41°5°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 37°3°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 64°18°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 49°9°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 37°3°

      Dry

    Official NWS forecast

    Today: Patchy frost between 7am and 9am. Sunny, with a high near 64. East wind around 3 mph.

    Tonight: Areas of fog before 3am. Mostly clear, with a low around 37. East wind around 3 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    61°16°–64°18°
    Low, likely
    37°3°–41°5°
    Typical high / low
    60°16° / 41°5°
    Wind
    7 mph11 km/h, gusts 15 mph24 km/h
    UV peak
    4
  2. Tomorrow, Oct 25. Fog. High 66°19°, low 38°3°. Typical 59°15° / 40°4°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 35°2°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 65°18°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 50°10°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 41°5°

      Dry

    Official NWS forecast

    Day: Patchy frost and patchy fog before 10am. Sunny, with a high near 66. Southeast wind around 2 mph.

    Night: Areas of fog after 11pm. Mostly clear, with a low around 38. Southeast wind around 1 mph.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    63°17°–66°19°
    Low, likely
    36°2°–39°4°
    Typical high / low
    59°15° / 40°4°
    Wind
    7 mph10 km/h, gusts 14 mph22 km/h
    UV peak
    4
  3. Monday, Oct 26. Fog. High 68°20°, low 41°5°. Typical 59°15° / 40°4°. Dry. Forecasts agree.
    1. Morning

      6 AM–noon

      Sunny, 41°5°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 67°19°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 45°7°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Areas of fog before 9am. Sunny, with a high near 68.

    Night: Partly cloudy, with a low around 41.

    Forecasts agreeIndependent forecasts are close; the range is narrow.

    High, likely
    66°19°–68°20°
    Low, likely
    37°3°–43°6°
    Typical high / low
    59°15° / 40°4°
    Wind
    6 mph9 km/h, gusts 13 mph22 km/h
    UV peak
    4
  4. Tuesday, Oct 27. Partly sunny. High 64°18°, low 42°6°. Typical 58°14° / 40°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 43°6°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 64°18°

      Dry

    3. Evening

      6 PM–midnight

      Mostly clear, 53°11°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 46°8°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 64.

    Night: Mostly cloudy, with a low around 42.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    63°17°–66°19°
    Low, likely
    41°5°–45°7°
    Typical high / low
    58°14° / 40°4°
    Wind
    5 mph9 km/h, gusts 12 mph19 km/h
    UV peak
    4
  5. Wednesday, Oct 28. Cloudy. High 68°20°, low 45°7°. Typical 58°14° / 39°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Cloudy, 46°8°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 65°19°

      Dry

    3. Evening

      6 PM–midnight

      Mostly clear, 55°13°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 45°7°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Partly sunny, with a high near 68.

    Night: Partly cloudy, with a low around 45.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    64°18°–68°20°
    Low, likely
    44°7°–47°8°
    Typical high / low
    58°14° / 39°4°
    Wind
    7 mph11 km/h, gusts 17 mph27 km/h
    UV peak
    4
  6. Thursday, Oct 29. Partly sunny. High 70°21°, low 45°7°. Typical 58°14° / 39°4°. Dry. Mostly agree.
    1. Morning

      6 AM–noon

      Sunny, 44°7°

      Dry

    2. Afternoon

      noon–6 PM

      Sunny, 69°21°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Partly cloudy, 47°9°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 70.

    Night: Partly cloudy, with a low around 45.

    Mostly agreeIndependent forecasts are fairly close; small surprises are possible.

    High, likely
    68°20°–71°22°
    Low, likely
    41°5°–47°8°
    Typical high / low
    58°14° / 39°4°
    Wind
    8 mph14 km/h, gusts 27 mph44 km/h
    UV peak
    4
  7. Friday, Oct 30. Partly sunny. High 66°19°, low 44°7°. Typical 57°14° / 38°3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Sunny, 45°7°

      Dry

    2. Afternoon

      noon–6 PM

      Mostly sunny, 67°19°

      Dry

    3. Evening

      6 PM–midnight

      Clear, 54°12°

      Dry

    4. Overnight

      midnight–6 AM

      Clear, 43°6°

      Dry

    Hours this far out come from computer models only.

    Official NWS forecast

    Day: Mostly sunny, with a high near 66.

    Forecasts differIndependent forecasts disagree; expect changes and plan for the range.

    High, likely
    63°17°–71°22°
    Low, likely
    42°6°–48°9°
    Typical high / low
    57°14° / 38°3°
    Wind
    7 mph11 km/h, gusts 20 mph32 km/h
    UV peak
    3
  8. Saturday, Oct 31. Cloudy. High 68°20°, low 46°8°. Typical 57°14° / 38°3°. Dry. Forecasts differ.
    1. Morning

      6 AM–noon

      Cloudy, 43°6°

      Dry

    2. Afternoon

      noon–6 PM

      Cloudy, 66°19°

      Dry

    3. Evening

      6 PM–midnight

      Cloudy, 57°14°

      Dry

    4. Overnight

      midnight–6 AM

      Mostly clear, 52°11°

      20% chance

    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
    65°18°–73°23°
    Low, likely
    41°5°–50°10°
    Typical high / low
    57°14° / 38°3°
    Wind
    7 mph11 km/h
    UV peak
    3
  9. Sunday, Nov 1. Drizzle. High 67°19°, low 52°11°. Typical 56°13° / 38°3°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
    1. Morning

      6 AM–noon

      Drizzle, 52°11°

      30% chance

    2. Afternoon

      noon–6 PM

      Drizzle, 67°20°

      30% chance · 0.01 in0.3 mm

    3. Evening

      6 PM–midnight

      Drizzle, 61°16°

      30% chance · 0.02 in0.6 mm

    4. Overnight

      midnight–6 AM

      Drizzle, 59°15°

      40% chance · 0.1 in2.6 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
    58°14°–73°23°
    Low, likely
    48°9°–57°14°
    Typical high / low
    56°13° / 38°3°
    Wind
    10 mph16 km/h, gusts 26 mph42 km/h
  10. Monday, Nov 2. Drizzle. High 63°17°, low 53°12°. Typical 56°13° / 37°3°. Rain 0.4 in10 mm, 40% chance. Mostly agree.
    1. Morning

      6 AM–noon

      Drizzle, 60°15°

      40% chance · 0.09 in2.4 mm

    2. Afternoon

      noon–6 PM

      Drizzle, 64°18°

      40% chance · 0.12 in2.9 mm

    3. Evening

      6 PM–midnight

      Drizzle, 54°12°

      30% chance · 0.04 in0.9 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
    60°16°–64°18°
    Low, likely
    51°11°–54°12°
    Typical high / low
    56°13° / 37°3°
    Wind
    15 mph23 km/h, gusts 34 mph55 km/h
    UV peak
    1

The outlook

  1. Today

    Dry, high 64°, low 37°.

  2. Tomorrow

    Dry, high 66°, low 38°.

  3. Monday

    Dry, high 68°, low 41°.

  4. Rest of week

    Highs 63–70°; chance of precipitation on Monday.

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

Beaver River near Beaver Falls

5.6 mi
Below flood stage
Level
4.9 ft
Flow
1,190 cfs

Forecast peak 4.9 ft Sat 2 AM

Reading from Sat 12:15 AM · NWS gauge page

Ohio River at Montgomery Lock and Dam

12 mi
Below flood stage
Level
13.3 ft

Forecast peak 12.8 ft Sat 2 AM

Reading from Sat 12:45 AM · NWS gauge page

Ohio River at Dashields Lock and Dam

14 mi
Below flood stage
Level
14.7 ft
Flow
19,900 cfs

Forecast peak 14.7 ft Sat 2 AM

Reading from Sat 12:15 AM · NWS gauge page

Connoquenessing Creek at Zelienople

5.2 mi
Below flood stage
Level
1.9 ft
Flow
163 cfs

Reading from Sat 1 AM · NWS gauge page

For your home

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

Heating this week

About 71% less heating than a typical week.

This week 32Typical 112

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F
27
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 18 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 40°F).

Open the windows?

Today, 1:00 PM–6:00 PM

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

Is this typical?

Montgomery Lock & Dam · official normals 1991–2020 · records 1961–2026

Oct 24, today vs a typical year

Today’s expected high is 4°2° warmer than typical.

Normal high / low
60°16° / 41°5°
Forecast high / low
64°18° / 37°3°
Record high
82°28° in 1963
Record low
21°−6° in 1969

Last 7 days vs normal

On average 6°3° colder than normal (daily mean temperature).

  1. −11°−6°SunOct 18
  2. −5°−3°MonOct 19
  3. —TueOct 20
  4. —WedOct 21
  5. —ThuOct 22
  6. ±0°FriOct 23
  7. —SatOct 24

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

Sun & moon

Sun

Sunrise 7:42 AM, sunset 6:27 PM.

Daylight
10 h 45 min
Losing 2 min 35 s a day; shortest Dec 21, 1 h 30 min less
Golden hour
5:49–6:44 PM
Morning 7:24–8:20 AM
Blue hour
6:44–6:55 PM
Morning 7:14–7:24 AM; first light 7:14 AM

Stars tonight? Good

Clear 1:55–7:14 AM; moon 96% lit, sets 5:54 AM.

Moon

Waxing gibbous

95% lit · growing

Today
sets 5:54 AM · rises 5:24 PM
Full moon
Oct 26
New moon
Nov 9
Looking northwest from Unionville.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.