Observed 3:15 PM EDT at KN03

Cortland, NY weather

Sunny and 59°15°, jacket by 6 PM.

Forecasts agree

Now 59°15°

Sunny

Wind: 6 mph9 km/h; From the west-northwest. Up to 6 mph9 km/h through 4 AM
Dew point: 30°−1°; Dry, static shocks likely
UV tomorrow: 4Moderate; Moderate 11 AM–4 PM · peak 4
Air quality: 39Good; Main pollutant: Ozone
Pressure: 30.5 inHg1033 hPa; Falling slowly · −0.04 inHg−1.3 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

4°2° warmer than this time yesterday (55°13° then, 59°15° now)

Good hours for

Hard freeze tonight 2–9 AM (low 28°−2°)
Low 28°−2° tonight at 5 AM
Above 40°4° tomorrow by 10 AM
High 61°16° tomorrow at 2 PM
Fog Monday 9–10 AM

This afternoonNear 58°14° · Clear
TonightDown to 28°−2° by 5 AM · freezing, low 28°−2° · Clear
Tomorrow morningUp to 52°11° by 11 AM · freezing, low 28°−2° · Clear
Tomorrow afternoonUp to 61°16° by 2 PM · Clear
Tomorrow nightDown to 35°2° by 4 AM · Partly cloudy
Monday morningUp to 56°13° by 11 AM · Partly cloudy
Monday afternoonUp to 65°18° by 3 PM · 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 4p	Sunny	58°14° (likely 56°13° to 59°15°)	58°14°	0%	2 mph3 km/h from SW, gusts 6 mph10 km/h	40%	0%	2
Sat 5p	Sunny	58°14° (likely 54°12° to 58°14°)	58°14°	0%	1 mph2 km/h from SW, gusts 5 mph8 km/h	42%	0%	1
Sat 6p	Clear	54°12° (likely 50°10° to 54°12°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	47%	0%	0
Sat 7p	Clear	50°10° (likely 46°8° to 50°10°)	50°10°	0%	0 mph0 km/h, gusts 4 mph6 km/h	52%	0%	0
Sat 8p	Clear	43°6° (likely 43°6° to 47°8°)	43°6°	0%	0 mph0 km/h, gusts 3 mph4 km/h	65%	0%	0
Sat 9p	Clear	40°4° (likely 40°4° to 46°8°)	40°4°	0%	0 mph0 km/h, gusts 2 mph4 km/h	73%	0%	0
Sat 10p	Clear	37°3° (likely 37°3° to 45°7°)	37°3°	0%	1 mph2 km/h from SE, gusts 3 mph4 km/h	79%	0%	0
Sat 11p	Clear	35°2° (likely 35°2° to 45°7°)	35°2°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	82%	0%	0
Sun 12a	Clear	35°2° (likely 35°2° to 43°6°)	35°2°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	78%	0%	0
Sun 1a	Clear	33°1° (likely 33°1° to 41°5°)	33°1°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	85%	0%	0
Sun 2a	Clear	32°0° (likely 32°0° to 40°4°)	32°0°	0%	1 mph2 km/h from SE, gusts 4 mph6 km/h	89%	0%	0
Sun 3a	Clear	30°−1° (likely 30°−1° to 40°4°)	30°−1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 4a	Clear	30°−1° (likely 30°−1° to 39°4°)	30°−1°	0%	0 mph0 km/h, gusts 3 mph5 km/h	96%	0%	0
Sun 5a	Clear	28°−2° (likely 28°−2° to 39°4°)	28°−2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	100%	0%	0
Sun 6a	Clear	28°−2° (likely 28°−2° to 37°3°)	28°−2°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	100%	0%	0
Sun 7a	Sunny	29°−2° (likely 29°−2° to 37°3°)	29°−2°	0%	0 mph0 km/h, gusts 3 mph5 km/h	92%	0%	0
Sun 8a	Sunny	29°−2° (likely 29°−2° to 37°3°)	29°−2°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	96%	0%	0
Sun 9a	Sunny	36°2° (likely 35°2° to 40°4°)	36°2°	0%	1 mph2 km/h from SE, gusts 3 mph5 km/h	82%	0%	1
Sun 10a	Sunny	46°8° (likely 45°7° to 48°9°)	46°8°	0%	2 mph3 km/h from S, gusts 7 mph12 km/h	60%	0%	2
Sun 11a	Sunny	52°11° (likely 51°11° to 54°12°)	52°11°	0%	2 mph3 km/h from S, gusts 11 mph17 km/h	52%	0%	3
Sun 12p	Sunny	54°12° (likely 54°12° to 58°14°)	54°12°	0%	5 mph8 km/h from S, gusts 13 mph20 km/h	48%	0%	3
Sun 1p	Sunny	58°14° (likely 56°13° to 60°16°)	58°14°	0%	5 mph8 km/h from SW, gusts 13 mph21 km/h	42%	0%	4
Sun 2p	Sunny	61°16° (likely 58°14° to 61°16°)	61°16°	0%	5 mph8 km/h from SW, gusts 13 mph21 km/h	38%	0%	4
Sun 3p	Sunny	61°16° (likely 58°14° to 62°17°)	61°16°	0%	3 mph5 km/h from SW, gusts 12 mph20 km/h	38%	0%	3
Sun 4p	Sunny	61°16° (likely 57°14° to 62°17°)	61°16°	0%	3 mph5 km/h from SW, gusts 12 mph19 km/h	39%	0%	2
Sun 5p	Sunny	60°16° (likely 55°13° to 60°16°)	60°16°	0%	2 mph3 km/h from S, gusts 12 mph19 km/h	42%	0%	1
Sun 6p	Clear	55°13° (likely 50°10° to 55°13°)	55°13°	0%	2 mph3 km/h from S, gusts 8 mph12 km/h	51%	2%	0
Sun 7p	Clear	51°11° (likely 47°8° to 51°11°)	51°11°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	56%	38%	0
Sun 8p	Clear	44°7° (likely 44°7° to 48°9°)	44°7°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	76%	43%	0
Sun 9p	Mostly clear	42°6° (likely 42°6° to 46°8°)	42°6°	0%	1 mph2 km/h from S, gusts 8 mph13 km/h	79%	48%	0
Sun 10p	Cloudy	40°4° (likely 40°4° to 44°7°)	40°4°	0%	1 mph2 km/h from S, gusts 8 mph13 km/h	89%	67%	0
Sun 11p	Partly cloudy	39°4° (likely 39°4° to 44°7°)	39°4°	0%	1 mph2 km/h from S, gusts 8 mph12 km/h	92%	70%	0
Mon 12a	Cloudy	37°3° (likely 37°3° to 44°7°)	37°3°	0%	1 mph2 km/h from S, gusts 8 mph12 km/h	100%	70%	0
Mon 1a	Cloudy	37°3° (likely 37°3° to 44°7°)	37°3°	0%	0 mph0 km/h, gusts 7 mph12 km/h	100%	61%	0
Mon 2a	Cloudy	36°2° (likely 36°2° to 44°7°)	36°2°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	65%	0
Mon 3a	Partly cloudy	36°2° (likely 36°2° to 43°6°)	36°2°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	51%	0
Mon 4a	Partly cloudy	35°2° (likely 35°2° to 43°6°)	35°2°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	59%	0
Mon 5a	Partly cloudy	35°2° (likely 35°2° to 42°6°)	35°2°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	38%	0
Mon 6a	Clear	34°1° (likely 34°1° to 42°6°)	34°1°	0%	0 mph0 km/h, gusts 7 mph11 km/h	100%	31%	0
Mon 7a	Clear	35°2° (likely 35°2° to 41°5°)	35°2°	0%	0 mph0 km/h, gusts 7 mph10 km/h	100%	28%	0
Mon 8a	Cloudy	36°2° (likely 36°2° to 42°6°)	36°2°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	72%	0
Mon 9a	Fog	43°6° (likely 43°6° to 46°8°)	43°6°	0%	1 mph2 km/h from SW, gusts 6 mph9 km/h	96%	63%	1
Mon 10a	Mostly sunny	50°10° (likely 50°10° to 53°12°)	50°10°	0%	2 mph3 km/h from W, gusts 9 mph15 km/h	83%	23%	1
Mon 11a	Mostly sunny	56°13° (likely 55°13° to 58°14°)	56°13°	0%	3 mph5 km/h from W, gusts 16 mph26 km/h	72%	53%	2
Mon 12p	Mostly sunny	60°16° (likely 58°14° to 60°16°)	60°16°	0%	5 mph8 km/h from W, gusts 17 mph28 km/h	67%	57%	3
Mon 1p	Cloudy	63°17° (likely 60°16° to 63°17°)	63°17°	0%	7 mph11 km/h from W, gusts 17 mph28 km/h	62%	57%	4
Mon 2p	Cloudy	64°18° (likely 60°16° to 64°18°)	64°18°	0%	8 mph13 km/h from W, gusts 19 mph30 km/h	60%	71%	4
Mon 3p	Partly sunny	65°18° (likely 57°14° to 65°18°)	65°18°	0%	8 mph13 km/h from NW, gusts 19 mph30 km/h	58%	55%	3

Days ahead

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

Today, Oct 24. Sunny. High 59°15°, low 28°−2°. Typical 55°13° / 35°2°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Sunny, 58°14°
  Dry
2. Evening
  6 PM–midnight
  Clear, 43°6°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 28°−2°
  Dry
Official NWS forecast
Today: Sunny, with a high near 59. Southwest wind around 2 mph.
Tonight: Areas of fog after 4am. Clear, with a low around 28. Southeast wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
57°14°–59°15°
Low, likely
28°−2°–35°2°
Typical high / low
55°13° / 35°2°
Wind
6 mph9 km/h, gusts 11 mph18 km/h
UV peak
4
Tomorrow, Oct 25. Fog. High 61°16°, low 34°1°. Typical 54°12° / 35°2°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 29°−2°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 61°16°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 44°7°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 35°2°
  Dry
Official NWS forecast
Day: Patchy fog before 9am. Sunny, with a high near 61. South wind 0 to 5 mph.
Night: Areas of fog after midnight. Partly cloudy, with a low around 34. South wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
58°14°–62°17°
Low, likely
33°1°–37°3°
Typical high / low
54°12° / 35°2°
Wind
9 mph14 km/h, gusts 17 mph27 km/h
UV peak
4
Monday, Oct 26. Cloudy. High 65°18°, low 29°−2°. Typical 54°12° / 34°1°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 36°2°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 50°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 37°3°
  Dry
Official NWS forecast
Day: Areas of fog before 10am. Sunny, with a high near 65. West wind 0 to 8 mph.
Night: Mostly cloudy, with a low around 29.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
61°16°–65°18°
Low, likely
29°−2°–41°5°
Typical high / low
54°12° / 34°1°
Wind
13 mph20 km/h, gusts 26 mph41 km/h
UV peak
4
Tuesday, Oct 27. Mostly sunny. High 53°12°, low 27°−3°. Typical 54°12° / 34°1°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 49°9°
  Dry
3. Evening
  6 PM–midnight
  Clear, 37°3°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 32°0°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 53.
Night: Mostly clear, with a low around 27.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
48°9°–53°12°
Low, likely
27°−3°–34°1°
Typical high / low
54°12° / 34°1°
Wind
9 mph14 km/h, gusts 17 mph28 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 59°15°, low 40°4°. Typical 53°12° / 34°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 34°1°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 55°13°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 49°9°
  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 59.
Night: Partly cloudy, with a low around 40.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
53°12°–59°15°
Low, likely
31°−1°–40°4°
Typical high / low
53°12° / 34°1°
Wind
10 mph17 km/h, gusts 23 mph37 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 66°19°, low 45°7°. Typical 53°12° / 34°1°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 54°12°
  Dry
4. 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 66.
Night: Partly cloudy, with a low around 45.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 66°19°).
High, likely
61°16°–66°19°
Low, likely
38°3°–46°8°
Typical high / low
53°12° / 34°1°
Wind
12 mph20 km/h, gusts 33 mph53 km/h
UV peak
3
Friday, Oct 30. Partly sunny. High 64°18°, low 42°6°. Typical 52°11° / 33°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  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 64.
Night: Partly cloudy, with a low around 42.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–68°20°
Low, likely
42°6°–48°9°
Typical high / low
52°11° / 33°1°
Wind
10 mph16 km/h, gusts 22 mph35 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 64°18°, low 44°7°. Typical 52°11° / 33°1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 54°12°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 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
56°13°–68°20°
Low, likely
41°5°–48°9°
Typical high / low
52°11° / 33°1°
Wind
9 mph14 km/h, gusts 19 mph31 km/h
UV peak
2
Sunday, Nov 1. Cloudy. High 64°18°, low 51°11°. Typical 52°11° / 33°1°. Rain 0.03 in0.8 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  30% chance
2. Afternoon
  noon–6 PM
  Cloudy, 63°17°
  40% chance
3. Evening
  6 PM–midnight
  Cloudy, 58°14°
  50% chance · 0.02 in0.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 56°13°
  50% chance · 0.09 in2.4 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–68°20°
Low, likely
44°7°–56°13°
Typical high / low
52°11° / 33°1°
Wind
17 mph27 km/h, gusts 32 mph51 km/h
UV peak
2
Monday, Nov 2. Showers. High 62°17°, low 54°12°. Typical 51°11° / 32°0°. Rain 0.78 in20 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  40% chance · 0.18 in4.7 mm
2. Afternoon
  noon–6 PM
  Showers, 61°16°
  40% chance · 0.24 in6.1 mm
3. Evening
  6 PM–midnight
  Showers, 60°16°
  40% chance · 0.39 in9.9 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–66°19°
Low, likely
50°10°–61°16°
Typical high / low
51°11° / 32°0°
Wind
15 mph24 km/h, gusts 40 mph65 km/h

10 days15 days30 days

The outlook

Today
Dry, high 59°, low 28°.
Tomorrow
Dry, high 61°, low 34°.
Monday
Dry, high 65°, low 29°, warming up.
Rest of week
Highs 53–66°; chance of precipitation on Monday.

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

Tioughnioga River at Cortland

1.0 mi

Below flood stage

Level: 3.0 ft
Flow: 90 cfs

Forecast peak 3.0 ft Sat 8 PM

Reading from Sat 2 PM · NWS gauge page

Otselic River at Cincinnatus

15 mi

Below flood stage

Level: 1.1 ft
Flow: 35 cfs

Forecast peak 1.1 ft Sat 8 PM

Reading from Sat 2 PM · NWS gauge page

Fall Creek at Ithaca

18 mi

Below flood stage

Level: 0.6 ft
Flow: 33 cfs

Forecast peak 0.6 ft Sat 8 PM

Reading from Sat 2:45 PM · NWS gauge page

Cayuga Lake at Ithaca

20 mi

Below flood stage

Level: 383 ft

Forecast peak 383 ft Sat 8 PM

Reading from Sat 2 PM · NWS gauge page

For your home

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

Heating this week

About 72% less heating than a typical week.

This week 41Typical 148

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 30°F).

Open the windows?

Sun, 2:00 PM–5:00 PM

Good stretch to open the windows.

Is this typical?

Freeville 1 NE · official normals 1991–2020 · records 1976–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

On average 0° warmer than normal (daily mean temperature).

−9°−5°SunOct 18
±0°MonOct 19
+6°+3°TueOct 20
+3°+1°WedOct 21
±0°ThuOct 22
+3°+1°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 40 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 37 min less
Golden hour: 5:29–6:26 PM; Morning 7:10–8:08 AM
Blue hour: 6:26–6:37 PM; Morning 6:59–7:10 AM; first light 6:59 AM

Stars tonight? Fair

Clear 6:37 PM–7:01 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:38 AM · rises 5:05 PM
Full moon: Oct 26
New moon: Nov 9

Looking south from Cortland. The highest point on the skyline is about 2,000 ft, 4 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Cortland, NY weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Tioughnioga River at Cortland

Otselic River at Cincinnatus

Fall Creek at Ithaca

Cayuga Lake at Ithaca

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? Fair

Moon