Freeze Warning
Ends in 1 h 6 min
When
Until 9 AM EDT Saturday.
Where
Lancaster and Lebanon Counties.
Issued for this forecast zone · National Weather Service State College PA
What, impacts and precautionsHide details
What
Sub-freezing temperatures as low as 30 possible.
Impacts
Freezing conditions could kill crops and other sensitive vegetation.
Precautionary actions
Take steps to protect tender plants and vegetation from the cold if you wish to extend the growing season.
Areas: Lebanon; Lancaster
See it on weather.gov (opens in a new tab)

Observed 7:20 AM EDT at KLNS

Manheim, PA weather

Freeze Warning. 36°2° and clear now.

Forecasts agree

Now 36°2°

Clear

Wind: Calm; Light through 7 PM
Dew point: 34°1°; Dry, static shocks likely
Humidity: 93%; Air 36°2°, dew point 34°1° · frost likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Air quality: 81Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.53 inHg1034 hPa; Rising slowly · +0.03 inHg+1.1 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Above 50°10° today by 11 AM
High 62°17° today at 5 PM
Below 50°10° tonight after 9 PM
Fog tomorrow night 3–4 AM

This morningUp to 54°12° by 11 AM · Clear
This afternoonUp to 62°17° by 5 PM · Clear
TonightDown to 37°3° by 4 AM · Clear
Tomorrow morningUp to 54°12° by 11 AM · Clear
Tomorrow afternoonUp to 65°18° by 4 PM · Clear
Tomorrow nightDown to 39°4° by 4 AM · Clear

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	Sunny	36°2° (likely 35°2° to 36°2°)	36°2°	0%	1 mph2 km/h from NE, gusts 4 mph6 km/h	89%	19%	0
Sat 8a	Sunny	37°3° (likely 34°1° to 37°3°)	37°3°	0%	1 mph2 km/h from NE, gusts 2 mph4 km/h	89%	2%	0
Sat 9a	Sunny	42°6° (likely 38°3° to 42°6°)	42°6°	0%	0 mph0 km/h, gusts 2 mph3 km/h	86%	5%	1
Sat 10a	Sunny	49°9° (likely 45°7° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 3 mph4 km/h	68%	0%	2
Sat 11a	Sunny	54°12° (likely 51°11° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 3 mph4 km/h	59%	1%	3
Sat 12p	Sunny	56°13° (likely 54°12° to 57°14°)	56°13°	0%	1 mph2 km/h from SE, gusts 2 mph3 km/h	53%	1%	4
Sat 1p	Sunny	58°14° (likely 57°14° to 59°15°)	58°14°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	45%	0%	4
Sat 2p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	1 mph2 km/h from SE, gusts 2 mph4 km/h	41%	0%	4
Sat 3p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 3 mph5 km/h	41%	0%	3
Sat 4p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 3 mph5 km/h	39%	0%	2
Sat 5p	Sunny	62°17° (likely 58°14° to 62°17°)	62°17°	0%	1 mph2 km/h from SE, gusts 3 mph4 km/h	38%	0%	1
Sat 6p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	1 mph2 km/h from E, gusts 3 mph5 km/h	45%	0%	0
Sat 7p	Clear	54°12° (likely 51°11° to 54°12°)	54°12°	0%	1 mph2 km/h from E, gusts 3 mph5 km/h	52%	0%	0
Sat 8p	Clear	52°11° (likely 48°9° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	54%	0%	0
Sat 9p	Clear	47°8° (likely 46°8° to 48°9°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	65%	0%	0
Sat 10p	Clear	45°7° (likely 45°7° to 47°8°)	45°7°	0%	0 mph0 km/h, gusts 2 mph4 km/h	68%	0%	0
Sat 11p	Clear	43°6° (likely 43°6° to 45°7°)	43°6°	0%	0 mph0 km/h, gusts 2 mph3 km/h	76%	0%	0
Sun 12a	Clear	41°5° (likely 41°5° to 44°7°)	41°5°	0%	0 mph0 km/h, gusts 2 mph4 km/h	82%	0%	0
Sun 1a	Clear	41°5° (likely 40°4° to 43°6°)	41°5°	0%	0 mph0 km/h, gusts 2 mph3 km/h	82%	0%	0
Sun 2a	Clear	39°4° (likely 39°4° to 41°5°)	39°4°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	0%	0
Sun 3a	Clear	38°3° (likely 38°3° to 40°4°)	38°3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	0%	0
Sun 4a	Clear	37°3° (likely 37°3° to 39°4°)	37°3°	0%	0 mph0 km/h, gusts 2 mph4 km/h	92%	0%	0
Sun 5a	Clear	37°3° (likely 37°3° to 38°3°)	37°3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	0%	0
Sun 6a	Clear	36°2° (likely 36°2° to 38°3°)	36°2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 7a	Sunny	36°2° (likely 34°1° to 38°3°)	36°2°	0%	0 mph0 km/h, gusts 2 mph4 km/h	89%	0%	0
Sun 8a	Sunny	37°3° (likely 34°1° to 38°3°)	37°3°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	5%	0
Sun 9a	Sunny	42°6° (likely 37°3° to 43°6°)	42°6°	0%	0 mph0 km/h, gusts 2 mph4 km/h	89%	5%	1
Sun 10a	Sunny	50°10° (likely 47°8° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 2 mph4 km/h	68%	0%	2
Sun 11a	Sunny	54°12° (likely 53°12° to 56°13°)	54°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	61%	1%	3
Sun 12p	Sunny	58°14° (likely 56°13° to 59°15°)	58°14°	0%	1 mph2 km/h from W, gusts 4 mph6 km/h	53%	1%	4
Sun 1p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	2 mph3 km/h from W, gusts 6 mph9 km/h	48%	2%	4
Sun 2p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	2 mph3 km/h from W, gusts 5 mph9 km/h	46%	2%	4
Sun 3p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	2 mph3 km/h from W, gusts 6 mph10 km/h	46%	3%	3
Sun 4p	Sunny	65°18° (likely 60°16° to 65°18°)	65°18°	0%	2 mph3 km/h from SW, gusts 7 mph11 km/h	43%	2%	2
Sun 5p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	2 mph3 km/h from SW, gusts 6 mph10 km/h	48%	1%	1
Sun 6p	Clear	60°16° (likely 56°13° to 60°16°)	60°16°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	53%	1%	0
Sun 7p	Clear	56°13° (likely 52°11° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 4 mph6 km/h	62%	1%	0
Sun 8p	Clear	51°11° (likely 49°9° to 52°11°)	51°11°	0%	0 mph0 km/h, gusts 5 mph9 km/h	71%	1%	0
Sun 9p	Clear	48°9° (likely 47°8° to 50°10°)	48°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	80%	0%	0
Sun 10p	Clear	46°8° (likely 46°8° to 49°9°)	46°8°	0%	0 mph0 km/h, gusts 3 mph5 km/h	86%	0%	0
Sun 11p	Clear	45°7° (likely 45°7° to 47°8°)	45°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	86%	0%	0
Mon 12a	Clear	44°7° (likely 44°7° to 45°7°)	44°7°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	0%	0
Mon 1a	Clear	42°6° (likely 41°5° to 44°7°)	42°6°	0%	1 mph2 km/h from W, gusts 2 mph4 km/h	93%	1%	0
Mon 2a	Clear	41°5° (likely 38°3° to 44°7°)	41°5°	0%	1 mph2 km/h from W, gusts 3 mph5 km/h	96%	1%	0
Mon 3a	Fog	40°4° (likely 34°1° to 44°7°)	40°4°	0%	1 mph2 km/h from W, gusts 4 mph6 km/h	100%	13%	0
Mon 4a	Clear	39°4° (likely 35°2° to 43°6°)	39°4°	0%	2 mph3 km/h from W, gusts 4 mph7 km/h	100%	17%	0
Mon 5a	Clear	39°4° (likely 34°1° to 42°6°)	39°4°	0%	2 mph3 km/h from W, gusts 4 mph7 km/h	100%	18%	0
Mon 6a	Clear	38°3° (likely 33°1° to 42°6°)	38°3°	0%	2 mph3 km/h from W, gusts 4 mph6 km/h	100%	22%	0

Days ahead

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

Today, Oct 24. Sunny. High 63°17°, low 36°2°. Typical 63°17° / 41°5°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 37°3°
  Dry
Official NWS forecast
Today: Widespread frost before 9am. Sunny, with a high near 63. East wind around 1 mph.
Tonight: Patchy fog between 1am and 4am, then patchy frost and patchy fog. Clear, with a low around 36. East wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
59°15°–63°17°
Low, likely
34°1°–36°2°
Typical high / low
63°17° / 41°5°
Wind
6 mph10 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 65°18°, low 37°3°. Typical 63°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 51°11°
  Dry
4. Overnight
  midnight–6 AM
  Fog, 39°4°
  Dry
Official NWS forecast
Day: Areas of fog and patchy frost before 10am. Sunny, with a high near 65. West wind around 2 mph.
Night: Patchy fog between midnight and 4am. Clear, with a low around 37. West wind around 2 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
60°16°–65°18°
Low, likely
34°1°–37°3°
Typical high / low
63°17° / 40°4°
Wind
6 mph10 km/h
UV peak
4
Monday, Oct 26. Mostly sunny. High 69°21°, low 45°7°. Typical 63°17° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 69. West wind 2 to 8 mph.
Night: Mostly clear, with a low around 45.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
65°18°–69°21°
Low, likely
34°1°–45°7°
Typical high / low
63°17° / 40°4°
Wind
10 mph16 km/h, gusts 17 mph27 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 64°18°, low 40°4°. Typical 62°17° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 64.
Night: Mostly clear, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
61°16°–64°18°
Low, likely
40°4°–47°8°
Typical high / low
62°17° / 40°4°
Wind
10 mph16 km/h, gusts 21 mph33 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 63°17°, low 44°7°. Typical 62°17° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 39°4°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 60°16°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 63.
Night: Mostly cloudy, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
59°15°–63°17°
Low, likely
37°3°–44°7°
Typical high / low
62°17° / 39°4°
Wind
8 mph12 km/h, gusts 16 mph26 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 70°21°, low 48°9°. Typical 62°17° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70.
Night: Mostly clear, with a low around 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–70°21°
Low, likely
42°6°–48°9°
Typical high / low
62°17° / 39°4°
Wind
8 mph13 km/h, gusts 25 mph40 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 71°22°, low 46°8°. Typical 61°16° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 46.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–71°22°
Low, likely
42°6°–48°9°
Typical high / low
61°16° / 39°4°
Wind
13 mph20 km/h, gusts 20 mph31 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 68°20°, low 45°7°. Typical 61°16° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  Dry
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°–74°23°
Low, likely
40°4°–49°9°
Typical high / low
61°16° / 38°3°
Wind
12 mph19 km/h, gusts 17 mph27 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 66°19°, low 47°8°. Typical 60°16° / 38°3°. Rain 0.01 in0.3 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  30% chance · 0.02 in0.5 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
54°12°–71°22°
Low, likely
37°3°–53°12°
Typical high / low
60°16° / 38°3°
Wind
9 mph14 km/h, gusts 21 mph33 km/h
UV peak
3
Monday, Nov 2. Cloudy. High 65°18°, low 52°11°. Typical 60°16° / 38°3°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 56°13°
  20% chance · 0.01 in0.4 mm
2. Afternoon
  noon–6 PM
  Cloudy, 65°19°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  30% chance · 0.02 in0.5 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
52°11°–73°23°
Low, likely
40°4°–58°14°
Typical high / low
60°16° / 38°3°
Wind
11 mph17 km/h, gusts 20 mph32 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 63°, low 36°.
Tomorrow
Dry, high 65°, low 37°.
Monday
Dry, high 69°, low 45°, warming up.
Rest of week
Mostly dry, highs 63–71°.

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

Conestoga River at Lancaster

10 mi

Below flood stage

Level: 3.6 ft
Flow: 258 cfs

Forecast peak 3.6 ft Sat 8 AM

Reading from Sat 6:15 AM · NWS gauge page

Susquehanna River at Marietta

10 mi

Below flood stage

Level: 34.5 ft
Flow: 13,900 cfs

Forecast peak 34.4 ft Sat 8 AM

Reading from Sat 6:30 AM · NWS gauge page

Conewago Creek near Bellarie

9.3 mi

Level: 0.3 ft
Flow: 6 cfs

Reading from Sat 5:45 AM · NWS gauge page

Little Conewago Creek at Upper Lawn

9.4 mi

Level: 0.9 ft
Flow: 3 cfs

Reading from Sat 5:45 AM · NWS gauge page

For your home

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

Heating this week

About 67% less heating than a typical week.

This week 32Typical 98

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 24
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 34°F).

Open the windows?

Today, 2:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Lancaster 2 NE Filt Plant · official normals 1991–2020 · records 1949–2026

Oct 24, today vs a typical year

Today’s expected high is about typical for the date.

Last 7 days vs normal

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

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

Sun & moon

Sun

Daylight: 10 h 47 min; Losing 2 min 25 s a day; shortest Dec 21, 1 h 28 min less
Golden hour: 5:35–6:29 PM; Morning 7:09–8:03 AM
Blue hour: 6:29–6:40 PM; Morning 6:58–7:09 AM; first light 6:58 AM

Stars tonight? Fair

Clear 6:40 PM–6:59 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:37 AM · rises 5:09 PM
Full moon: Oct 26
New moon: Nov 9

Looking north from Manheim. The highest point on the skyline is about 2,900 ft, 12 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Freeze Warning