Observed 3:10 AM EDT at KLAF

West Lafayette, IN weather

Clear and 48°9°, 10°6° warmer than a typical Oct 24.

Mostly agree

Now 48°9°

Clear

Wind: Calm; Light through 3 PM
Dew point: 43°6°; Comfortable
UV index: 0Low; Moderate 12–5 PM · peak 4
Air quality: 42Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.36 inHg1028 hPa; Steady over the last 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

2°1° warmer than this time yesterday (46°8° then, 48°9° now)

Good hours for

Low 44°7° today at 7 AM
Above 60°16° today by noon
High 71°22° today at 4 PM
Below 60°16° tonight after 9 PM

TonightNear 47°8° · Clear
This morningUp to 57°14° by 11 AM · Partly cloudy
This afternoonUp to 71°22° by 4 PM · Mostly cloudy
TonightDown to 48°9° by 4 AM · Partly cloudy
Tomorrow morningUp to 60°16° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 73°23° by 4 PM · Mostly cloudy
Tomorrow nightDown to 52°11° by 2 AM · 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 3a	Clear	48°9° (likely 46°8° to 50°10°)	48°9°	0%	2 mph3 km/h from E, gusts 8 mph13 km/h	89%	4%	0
Sat 4a	Mostly clear	47°8° (likely 45°7° to 49°9°)	47°8°	0%	1 mph2 km/h from E, gusts 8 mph14 km/h	93%	15%	0
Sat 5a	Mostly clear	45°7° (likely 44°7° to 48°9°)	45°7°	0%	1 mph2 km/h from E, gusts 8 mph13 km/h	96%	17%	0
Sat 6a	Clear	45°7° (likely 43°6° to 47°8°)	45°7°	0%	1 mph2 km/h from E, gusts 8 mph12 km/h	93%	21%	0
Sat 7a	Clear	44°7° (likely 42°6° to 46°8°)	44°7°	0%	1 mph2 km/h from E, gusts 6 mph10 km/h	96%	20%	0
Sat 8a	Partly sunny	44°7° (likely 41°5° to 46°8°)	44°7°	0%	1 mph2 km/h from E, gusts 6 mph9 km/h	100%	30%	0
Sat 9a	Partly sunny	46°8° (likely 42°6° to 48°9°)	46°8°	0%	1 mph2 km/h from E, gusts 5 mph8 km/h	100%	57%	0
Sat 10a	Partly sunny	52°11° (likely 49°9° to 54°12°)	52°11°	0%	1 mph2 km/h from SE, gusts 7 mph12 km/h	86%	39%	1
Sat 11a	Cloudy	57°14° (likely 57°14° to 59°15°)	57°14°	0%	2 mph3 km/h from SSE, gusts 10 mph16 km/h	75%	61%	2
Sat 12p	Cloudy	62°17° (likely 62°17° to 65°18°)	62°17°	0%	2 mph3 km/h from SSE, gusts 10 mph16 km/h	60%	76%	3
Sat 1p	Partly sunny	66°19° (likely 66°19° to 69°21°)	66°19°	0%	3 mph5 km/h from SSE, gusts 9 mph15 km/h	52%	63%	4
Sat 2p	Cloudy	68°20° (likely 68°20° to 71°22°)	68°20°	0%	3 mph5 km/h from SSE, gusts 8 mph12 km/h	47%	80%	4
Sat 3p	Cloudy	70°21° (likely 70°21° to 72°22°)	70°21°	0%	2 mph3 km/h from SSE, gusts 7 mph12 km/h	42%	81%	4
Sat 4p	Cloudy	71°22° (likely 70°21° to 72°22°)	71°22°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	39%	67%	3
Sat 5p	Cloudy	70°21° (likely 69°21° to 71°22°)	70°21°	0%	2 mph3 km/h from SE, gusts 7 mph11 km/h	41%	67%	2
Sat 6p	Cloudy	69°21° (likely 66°19° to 70°21°)	69°21°	0%	2 mph3 km/h from SE, gusts 6 mph10 km/h	42%	68%	1
Sat 7p	Cloudy	65°18° (likely 61°16° to 65°18°)	65°18°	0%	1 mph2 km/h from ESE, gusts 5 mph8 km/h	48%	62%	0
Sat 8p	Partly cloudy	60°16° (likely 58°14° to 61°16°)	60°16°	0%	2 mph3 km/h from ESE, gusts 7 mph11 km/h	60%	74%	0
Sat 9p	Partly cloudy	57°14° (likely 55°13° to 58°14°)	57°14°	0%	1 mph2 km/h from SE, gusts 9 mph14 km/h	69%	76%	0
Sat 10p	Cloudy	55°13° (likely 53°12° to 57°14°)	55°13°	0%	1 mph2 km/h from SE, gusts 10 mph15 km/h	72%	75%	0
Sat 11p	Cloudy	53°12° (likely 52°11° to 56°13°)	53°12°	0%	1 mph2 km/h from SE, gusts 9 mph14 km/h	77%	76%	0
Sun 12a	Mostly clear	52°11° (likely 51°11° to 54°12°)	52°11°	0%	1 mph2 km/h from SE, gusts 9 mph14 km/h	77%	58%	0
Sun 1a	Mostly clear	51°11° (likely 49°9° to 53°12°)	51°11°	0%	1 mph2 km/h from SE, gusts 10 mph16 km/h	80%	26%	0
Sun 2a	Mostly clear	50°10° (likely 48°9° to 52°11°)	50°10°	0%	1 mph2 km/h from SE, gusts 10 mph16 km/h	80%	44%	0
Sun 3a	Mostly clear	49°9° (likely 46°8° to 51°11°)	49°9°	0%	1 mph2 km/h from SE, gusts 10 mph17 km/h	83%	15%	0
Sun 4a	Mostly clear	48°9° (likely 45°7° to 50°10°)	48°9°	0%	1 mph2 km/h from SE, gusts 11 mph17 km/h	86%	46%	0
Sun 5a	Mostly clear	48°9° (likely 44°7° to 49°9°)	48°9°	0%	1 mph2 km/h from SSE, gusts 10 mph16 km/h	86%	21%	0
Sun 6a	Mostly clear	47°8° (likely 44°7° to 48°9°)	47°8°	0%	0 mph0 km/h, gusts 9 mph15 km/h	86%	26%	0
Sun 7a	Partly cloudy	46°8° (likely 43°6° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 8 mph13 km/h	89%	42%	0
Sun 8a	Sunny	46°8° (likely 42°6° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 7 mph12 km/h	89%	15%	0
Sun 9a	Mostly sunny	48°9° (likely 43°6° to 49°9°)	48°9°	0%	1 mph2 km/h from SSE, gusts 7 mph12 km/h	93%	16%	0
Sun 10a	Mostly sunny	54°12° (likely 50°10° to 54°12°)	54°12°	0%	1 mph2 km/h from SSE, gusts 8 mph13 km/h	80%	43%	1
Sun 11a	Mostly sunny	60°16° (likely 59°15° to 62°17°)	60°16°	0%	1 mph2 km/h from SSE, gusts 6 mph10 km/h	69%	31%	2
Sun 12p	Mostly sunny	64°18° (likely 64°18° to 68°20°)	64°18°	0%	2 mph3 km/h from S, gusts 5 mph8 km/h	60%	53%	3
Sun 1p	Mostly sunny	68°20° (likely 68°20° to 71°22°)	68°20°	0%	2 mph3 km/h from S, gusts 6 mph9 km/h	53%	59%	4
Sun 2p	Cloudy	71°22° (likely 71°22° to 73°23°)	71°22°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	46%	66%	4
Sun 3p	Mostly sunny	72°22° (likely 72°22° to 75°24°)	72°22°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	43%	66%	4
Sun 4p	Cloudy	73°23° (likely 72°22° to 75°24°)	73°23°	0%	1 mph2 km/h from S, gusts 6 mph10 km/h	41%	78%	3
Sun 5p	Cloudy	73°23° (likely 71°22° to 75°24°)	73°23°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	41%	79%	2
Sun 6p	Partly sunny	71°22° (likely 68°20° to 72°22°)	71°22°	0%	0 mph0 km/h, gusts 6 mph9 km/h	47%	77%	1
Sun 7p	Cloudy	69°21° (likely 64°18° to 69°21°)	69°21°	0%	0 mph0 km/h, gusts 4 mph7 km/h	49%	71%	0
Sun 8p	Cloudy	64°18° (likely 61°16° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 3 mph5 km/h	56%	69%	0
Sun 9p	Mostly clear	59°15° (likely 57°14° to 62°17°)	59°15°	0%	0 mph0 km/h, gusts 2 mph3 km/h	67%	49%	0
Sun 10p	Mostly clear	56°13° (likely 55°13° to 61°16°)	56°13°	0%	0 mph0 km/h, gusts 2 mph4 km/h	74%	36%	0
Sun 11p	Partly cloudy	55°13° (likely 52°11° to 59°15°)	55°13°	0%	0 mph0 km/h, gusts 3 mph5 km/h	74%	40%	0
Mon 12a	Partly cloudy	54°12° (likely 50°10° to 59°15°)	54°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	77%	57%	0
Mon 1a	Partly cloudy	53°12° (likely 47°8° to 58°14°)	53°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	77%	59%	0
Mon 2a	Partly cloudy	52°11° (likely 46°8° to 57°14°)	52°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	80%	47%	0

Days ahead

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

Today, Oct 24. Cloudy. High 71°22°, low 44°7°. Typical 61°16° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 48°9°
  Dry
Official NWS forecast
Today: Patchy fog before 8am. Mostly sunny, with a high near 71. Southeast wind around 3 mph.
Tonight: Mostly clear, with a low around 44. East wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–72°22°
Low, likely
41°5°–46°8°
Typical high / low
61°16° / 40°4°
Wind
7 mph11 km/h, gusts 13 mph22 km/h
UV peak
4
Tomorrow, Oct 25. Partly sunny. High 73°23°, low 47°8°. Typical 60°16° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 48°9°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 73. South southeast wind around 2 mph.
Night: Partly cloudy, with a low around 47. Wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–75°24°
Low, likely
41°5°–47°8°
Typical high / low
60°16° / 40°4°
Wind
6 mph10 km/h, gusts 18 mph28 km/h
UV peak
4
Monday, Oct 26. Mostly cloudy. High 73°23°, low 49°9°. Typical 60°16° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Mostly sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 73. Wind around 0 mph.
Night: Partly cloudy, with a low around 49. East northeast wind around 1 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
71°22°–74°23°
Low, likely
41°5°–52°11°
Typical high / low
60°16° / 40°4°
Wind
5 mph9 km/h
UV peak
4
Tuesday, Oct 27. Mostly cloudy. High 71°22°, low 51°11°. Typical 59°15° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 71. East southeast wind 1 to 5 mph.
Night: Mostly cloudy, with a low around 51. Southeast wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–73°23°
Low, likely
45°7°–52°11°
Typical high / low
59°15° / 39°4°
Wind
8 mph12 km/h, gusts 23 mph36 km/h
UV peak
3
Wednesday, Oct 28. Cloudy. High 75°24°, low 53°12°. Typical 59°15° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 63°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 75. South wind 2 to 7 mph.
Night: Mostly clear, with a low around 53.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
73°23°–75°24°
Low, likely
49°9°–56°13°
Typical high / low
59°15° / 39°4°
Wind
12 mph19 km/h, gusts 21 mph33 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 74°23°, low 49°9°. Typical 58°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 74.
Night: Partly cloudy, with a low around 49.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
72°22°–76°24°
Low, likely
49°9°–55°13°
Typical high / low
58°14° / 39°4°
Wind
13 mph20 km/h, gusts 26 mph42 km/h
UV peak
4
Friday, Oct 30. Partly sunny. High 71°22°, low 51°11°. Typical 58°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 71.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–77°25°
Low, likely
44°7°–57°14°
Typical high / low
58°14° / 38°3°
Wind
10 mph17 km/h, gusts 27 mph43 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 74°23°, low 58°14°. Typical 57°14° / 38°3°. Rain 0.06 in1.5 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 75°24°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 67°20°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  40% chance · 0.05 in1.2 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
71°22°–78°26°
Low, likely
50°10°–64°18°
Typical high / low
57°14° / 38°3°
Wind
14 mph23 km/h
UV peak
3
Sunday, Nov 1. Drizzle. High 69°21°, low 60°16°. Typical 57°14° / 38°3°. Rain 0.42 in11 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 61°16°
  50% chance · 0.03 in0.8 mm
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  50% chance · 0.16 in4.2 mm
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  50% chance · 0.24 in6.1 mm
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–73°23°
Low, likely
58°14°–63°17°
Typical high / low
57°14° / 38°3°
Wind
21 mph34 km/h, gusts 37 mph60 km/h
UV peak
2
Monday, Nov 2. Cloudy. High 63°17°, low 53°12°. Typical 56°13° / 37°3°. Rain 0.36 in9.1 mm, 40% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  40% chance · 0.07 in1.9 mm
2. Afternoon
  noon–6 PM
  Cloudy, 61°16°
  30% chance · 0.03 in0.8 mm
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  30% 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.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
62°17°–64°18°
Low, likely
48°9°–60°16°
Typical high / low
56°13° / 37°3°
Wind
19 mph30 km/h, gusts 41 mph65 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 71°, low 44°.
Tomorrow
Dry, high 73°, low 47°.
Monday
Dry, high 73°, low 49°.
Rest of week
Highs 63–75°; chance of precipitation on Sunday.

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

Wabash River at Lafayette

2.1 mi

Below flood stage

Level: 2.5 ft
Flow: 2,260 cfs

Forecast peak 3.1 ft Sun 2 AM

Reading from Sat 1:30 AM · NWS gauge page

Wildcat Creek (IN) near Lafayette

5.0 mi

Below flood stage

Level: 2.8 ft
Flow: 114 cfs

Forecast peak 2.8 ft Sat 8 AM

Reading from Sat 1:45 AM · NWS gauge page

South Fork Wildcat Creek near Lafayette

8.4 mi

Below flood stage

Level: 2.6 ft
Flow: 45 cfs

Reading from Sat 1:15 AM · NWS gauge page

Tippecanoe River near Delphi

13 mi

Below flood stage

Level: 2.6 ft
Flow: 951 cfs

Reading from Sat 1:45 AM · NWS gauge page

For your home

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

Heating this week

About 84% less heating than a typical week.

This week 18Typical 110

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 9
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 43°F).

Open the windows?

Today, 12:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

Lafayette Purdue University Airport · official normals 1991–2020 · records 1944–2026

Oct 24, today vs a typical year

Today’s expected high is 10°6° warmer than typical.

Last 7 days vs normal

On average 2°1° warmer than normal (daily mean temperature).

−4°−2°SunOct 18
—MonOct 19
+3°+1°TueOct 20
+4°+2°WedOct 21
+6°+3°ThuOct 22
—FriOct 23
—SatOct 24

West Lafayette 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 29 min less
Golden hour: 6:16–7:11 PM; Morning 7:51–8:46 AM
Blue hour: 7:11–7:22 PM; Morning 7:40–7:51 AM; first light 7:40 AM

Stars tonight? Fair

Mostly clear 3:41–7:40 AM, but the moon is 96% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:22 AM · rises 5:52 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from West Lafayette. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

West Lafayette, IN weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Wabash River at Lafayette

Wildcat Creek (IN) near Lafayette

South Fork Wildcat Creek near Lafayette

Tippecanoe River near Delphi

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