Observed 1:55 AM EDT at KMUI

Gratz, PA weather

Clear and 37°3°.

Forecasts agree

Now 37°3°

Clear

Wind: Calm; Light through 2 PM
Dew point: 34°1°; Dry, static shocks likely
Humidity: 89%; Air 37°3°, dew point 34°1° · fog or dew likely
UV index: 0Low; Moderate 11 AM–4 PM · peak 4
Pressure: 30.46 inHg1031 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

18°10° cooler than this time yesterday (55°13° then, 37°3° now)

Good hours for

Low 33°1° today at 7 AM
Above 50°10° today by 11 AM
High 61°16° today at 4 PM
Below 50°10° tonight after 8 PM

TonightNear 34°1° · Clear
This morningUp to 52°11° by 11 AM · Clear
This afternoonUp to 61°16° by 4 PM · Clear
TonightDown to 35°2° by 4 AM · Clear
Tomorrow morningUp to 52°11° by 11 AM · Clear
Tomorrow afternoonUp to 63°17° by 4 PM · Clear
Tomorrow nightDown to 40°4° by 1 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 2a	Clear	34°1° (likely 34°1° to 45°7°)	34°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	96%	3%	0
Sat 3a	Clear	34°1° (likely 34°1° to 44°7°)	34°1°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	1%	0
Sat 4a	Clear	34°1° (likely 34°1° to 43°6°)	34°1°	0%	0 mph0 km/h, gusts 3 mph6 km/h	92%	8%	0
Sat 5a	Clear	34°1° (likely 34°1° to 42°6°)	34°1°	0%	0 mph0 km/h, gusts 5 mph8 km/h	92%	20%	0
Sat 6a	Clear	34°1° (likely 34°1° to 41°5°)	34°1°	0%	0 mph0 km/h, gusts 5 mph9 km/h	92%	13%	0
Sat 7a	Sunny	33°1° (likely 33°1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 5 mph9 km/h	92%	17%	0
Sat 8a	Sunny	33°1° (likely 33°1° to 40°4°)	33°1°	0%	0 mph0 km/h, gusts 5 mph9 km/h	92%	2%	0
Sat 9a	Sunny	38°3° (likely 38°3° to 44°7°)	38°3°	0%	0 mph0 km/h, gusts 5 mph8 km/h	92%	1%	1
Sat 10a	Sunny	46°8° (likely 46°8° to 52°11°)	46°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	76%	0%	2
Sat 11a	Sunny	52°11° (likely 52°11° to 56°13°)	52°11°	0%	0 mph0 km/h, gusts 5 mph9 km/h	63%	0%	3
Sat 12p	Sunny	55°13° (likely 55°13° to 58°14°)	55°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	55%	0%	4
Sat 1p	Sunny	58°14° (likely 56°13° to 60°16°)	58°14°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	49%	0%	4
Sat 2p	Sunny	59°15° (likely 58°14° to 60°16°)	59°15°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	45%	0%	4
Sat 3p	Sunny	60°16° (likely 58°14° to 61°16°)	60°16°	0%	1 mph2 km/h from SE, gusts 5 mph7 km/h	42%	0%	3
Sat 4p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	1 mph2 km/h from SE, gusts 4 mph7 km/h	39%	0%	2
Sat 5p	Sunny	59°15° (likely 57°14° to 59°15°)	59°15°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	42%	0%	1
Sat 6p	Clear	56°13° (likely 52°11° to 56°13°)	56°13°	0%	0 mph0 km/h, gusts 5 mph9 km/h	51%	0%	0
Sat 7p	Clear	50°10° (likely 48°9° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 4 mph7 km/h	61%	0%	0
Sat 8p	Clear	45°7° (likely 45°7° to 48°9°)	45°7°	0%	0 mph0 km/h, gusts 3 mph5 km/h	70%	0%	0
Sat 9p	Clear	43°6° (likely 43°6° to 47°8°)	43°6°	0%	0 mph0 km/h, gusts 3 mph5 km/h	76%	0%	0
Sat 10p	Clear	41°5° (likely 41°5° to 46°8°)	41°5°	0%	0 mph0 km/h, gusts 5 mph7 km/h	79%	0%	0
Sat 11p	Clear	40°4° (likely 40°4° to 46°8°)	40°4°	0%	0 mph0 km/h, gusts 5 mph8 km/h	82%	0%	0
Sun 12a	Clear	39°4° (likely 39°4° to 45°7°)	39°4°	0%	0 mph0 km/h, gusts 5 mph9 km/h	85%	0%	0
Sun 1a	Clear	38°3° (likely 38°3° to 45°7°)	38°3°	0%	0 mph0 km/h, gusts 5 mph8 km/h	85%	0%	0
Sun 2a	Clear	38°3° (likely 38°3° to 44°7°)	38°3°	0%	0 mph0 km/h, gusts 5 mph8 km/h	85%	0%	0
Sun 3a	Clear	36°2° (likely 36°2° to 44°7°)	36°2°	0%	0 mph0 km/h, gusts 6 mph9 km/h	92%	0%	0
Sun 4a	Clear	35°2° (likely 35°2° to 44°7°)	35°2°	0%	0 mph0 km/h, gusts 5 mph8 km/h	92%	0%	0
Sun 5a	Clear	35°2° (likely 35°2° to 44°7°)	35°2°	0%	0 mph0 km/h, gusts 5 mph8 km/h	89%	0%	0
Sun 6a	Clear	34°1° (likely 34°1° to 43°6°)	34°1°	0%	0 mph0 km/h, gusts 4 mph7 km/h	92%	0%	0
Sun 7a	Sunny	34°1° (likely 34°1° to 42°6°)	34°1°	0%	0 mph0 km/h, gusts 4 mph6 km/h	92%	0%	0
Sun 8a	Sunny	34°1° (likely 34°1° to 42°6°)	34°1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 9a	Sunny	39°4° (likely 39°4° to 46°8°)	39°4°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	1
Sun 10a	Sunny	46°8° (likely 46°8° to 52°11°)	46°8°	0%	0 mph0 km/h, gusts 6 mph9 km/h	79%	0%	2
Sun 11a	Sunny	52°11° (likely 52°11° to 56°13°)	52°11°	0%	0 mph0 km/h, gusts 6 mph10 km/h	69%	2%	3
Sun 12p	Sunny	56°13° (likely 56°13° to 59°15°)	56°13°	0%	1 mph2 km/h from W, gusts 8 mph13 km/h	59%	3%	4
Sun 1p	Sunny	59°15° (likely 58°14° to 61°16°)	59°15°	0%	2 mph3 km/h from SW, gusts 8 mph13 km/h	53%	3%	4
Sun 2p	Sunny	61°16° (likely 59°15° to 62°17°)	61°16°	0%	2 mph3 km/h from SW, gusts 8 mph12 km/h	50%	3%	4
Sun 3p	Sunny	62°17° (likely 60°16° to 62°17°)	62°17°	0%	2 mph3 km/h from SW, gusts 8 mph12 km/h	48%	3%	3
Sun 4p	Sunny	63°17° (likely 60°16° to 63°17°)	63°17°	0%	2 mph3 km/h from SW, gusts 8 mph13 km/h	44%	2%	2
Sun 5p	Sunny	61°16° (likely 59°15° to 61°16°)	61°16°	0%	1 mph2 km/h from SW, gusts 8 mph12 km/h	50%	1%	1
Sun 6p	Clear	58°14° (likely 54°12° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 7 mph11 km/h	57%	0%	0
Sun 7p	Clear	52°11° (likely 50°10° to 52°11°)	52°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	69%	0%	0
Sun 8p	Clear	47°8° (likely 47°8° to 49°9°)	47°8°	0%	0 mph0 km/h, gusts 4 mph6 km/h	83%	0%	0
Sun 9p	Clear	45°7° (likely 44°7° to 48°9°)	45°7°	0%	0 mph0 km/h, gusts 2 mph3 km/h	89%	0%	0
Sun 10p	Clear	43°6° (likely 43°6° to 48°9°)	43°6°	0%	0 mph0 km/h, gusts 2 mph3 km/h	96%	0%	0
Sun 11p	Clear	42°6° (likely 42°6° to 48°9°)	42°6°	0%	0 mph0 km/h, gusts 3 mph4 km/h	96%	0%	0
Mon 12a	Clear	41°5° (likely 41°5° to 47°8°)	41°5°	0%	0 mph0 km/h, gusts 3 mph4 km/h	96%	2%	0
Mon 1a	Clear	40°4° (likely 40°4° to 46°8°)	40°4°	0%	0 mph0 km/h, gusts 2 mph4 km/h	100%	3%	0

Days ahead

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

Today, Oct 24. Sunny. High 61°16°, low 33°1°. Typical 60°16° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 33°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Clear, 45°7°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 35°2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 61. Southeast wind around 1 mph.
Tonight: Mostly clear, with a low around 33. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
58°14°–61°16°
Low, likely
33°1°–40°4°
Typical high / low
60°16° / 39°4°
Wind
6 mph9 km/h, gusts 11 mph18 km/h
UV peak
4
Tomorrow, Oct 25. Sunny. High 63°17°, low 35°2°. Typical 60°16° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 40°4°
  Dry
Official NWS forecast
Day: Areas of fog before 10am. Sunny, with a high near 63. West wind around 2 mph.
Night: Areas of fog after 11pm. Clear, with a low around 35. Wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
60°16°–63°17°
Low, likely
35°2°–42°6°
Typical high / low
60°16° / 38°3°
Wind
6 mph9 km/h, gusts 12 mph19 km/h
UV peak
4
Monday, Oct 26. Fog. High 67°19°, low 40°4°. Typical 59°15° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Areas of fog before 9am. Sunny, with a high near 67.
Night: Mostly clear, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
64°18°–67°19°
Low, likely
37°3°–42°6°
Typical high / low
59°15° / 38°3°
Wind
8 mph12 km/h, gusts 14 mph23 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 60°16°, low 35°2°. Typical 59°15° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 60°15°
  Dry
3. Evening
  6 PM–midnight
  Clear, 47°8°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 38°3°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 60.
Night: Mostly clear, with a low around 35.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–62°17°
Low, likely
35°2°–46°8°
Typical high / low
59°15° / 38°3°
Wind
10 mph15 km/h, gusts 26 mph42 km/h
UV peak
4
Wednesday, Oct 28. Partly sunny. High 59°15°, low 41°5°. Typical 59°15° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 38°3°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 57°14°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 44°7°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 59.
Night: Mostly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–59°15°
Low, likely
33°1°–41°5°
Typical high / low
59°15° / 37°3°
Wind
8 mph14 km/h, gusts 20 mph31 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 67°19°, low 44°7°. Typical 58°14° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 62°17°
  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 67.
Night: Mostly clear, with a low around 44.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–67°19°
Low, likely
39°4°–46°8°
Typical high / low
58°14° / 37°3°
Wind
8 mph13 km/h, gusts 24 mph38 km/h
UV peak
4
Friday, Oct 30. Mostly sunny. High 68°20°, low 45°7°. Typical 58°14° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 55°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 68.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–69°21°
Low, likely
43°6°–48°9°
Typical high / low
58°14° / 37°3°
Wind
8 mph13 km/h, gusts 24 mph38 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 66°19°, low 46°8°. Typical 58°14° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 44°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 47°9°
  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°–69°21°
Low, likely
44°7°–52°11°
Typical high / low
58°14° / 36°2°
Wind
8 mph13 km/h, gusts 16 mph26 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 62°17°, low 49°9°. Typical 57°14° / 36°2°. Rain 0.03 in0.8 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 47°8°
  30% chance
2. Afternoon
  noon–6 PM
  Drizzle, 61°16°
  30% chance
3. Evening
  6 PM–midnight
  Drizzle, 55°13°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 54°12°
  30% 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
52°11°–67°19°
Low, likely
44°7°–54°12°
Typical high / low
57°14° / 36°2°
Wind
11 mph17 km/h, gusts 23 mph36 km/h
Monday, Nov 2. Drizzle. High 63°17°, low 54°12°. Typical 57°14° / 36°2°. Rain 0.24 in6.1 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 57°14°
  30% chance · 0.04 in1 mm
2. Afternoon
  noon–6 PM
  Drizzle, 63°17°
  30% chance · 0.08 in1.9 mm
3. Evening
  6 PM–midnight
  Partly cloudy, 57°14°
  30% chance · 0.04 in1 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
61°16°–66°19°
Low, likely
51°11°–56°13°
Typical high / low
57°14° / 36°2°
Wind
15 mph25 km/h, gusts 37 mph59 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 61°, low 33°.
Tomorrow
Dry, high 63°, low 35°.
Monday
Dry, high 67°, low 40°, warming up.
Rest of week
Mostly dry, highs 59–68°.

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

Swatara Creek at Harper Tavern

16 mi

Below flood stage

Level: 0.7 ft
Flow: 220 cfs

Forecast peak 0.7 ft Sat 8 AM

Reading from Sat 1:15 AM · NWS gauge page

Susquehanna River at Sunbury

17 mi

Below flood stage

Level: 7.2 ft
Flow: 8,480 cfs

Forecast peak 7.2 ft Sat 8 AM

Reading from Sat 1:45 AM · NWS gauge page

Swatara Creek near Hershey

22 mi

Below flood stage

Level: 1.8 ft
Flow: 318 cfs

Forecast peak 1.9 ft Sat 8 AM

Reading from Sat 1:45 AM · NWS gauge page

Juniata River at Newport

24 mi

Below flood stage

Level: 3.9 ft
Flow: 1,630 cfs

Forecast peak 4.5 ft Sun 8 PM

Reading from Sat 1:15 AM · NWS gauge page

For your home

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

Heating this week

About 68% less heating than a typical week.

This week 38Typical 117

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 29
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 21 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 34°F).

Open the windows?

Today, 3:00 PM–4:00 PM

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

Is this typical?

Selinsgrove 2 S · official normals 1991–2020 · records 1894–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

—SatOct 17
—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23

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

Sun & moon

Sun

Daylight: 10 h 46 min; Losing 2 min 30 s a day; shortest Dec 21, 1 h 30 min less
Golden hour: 5:35–6:30 PM; Morning 7:10–8:05 AM
Blue hour: 6:30–6:41 PM; Morning 7:00–7:10 AM; first light 7:00 AM

Stars tonight? Good

Clear 2:44–7 AM; moon 96% lit, sets 5:39 AM.

Moon

Waxing gibbous

95% lit · growing

Today: sets 5:39 AM · rises 5:10 PM
Full moon: Oct 26
New moon: Nov 9

Looking southeast from Gratz. The highest point on the skyline is about 1,600 ft, 1 mi away.Skyline from USGS elevation data, heights drawn up to 3× taller. Sky, sun and moon as they are now.

Gratz, PA weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Swatara Creek at Harper Tavern

Susquehanna River at Sunbury

Swatara Creek near Hershey

Juniata River at Newport

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? Good

Moon