Observed 1:50 PM PDT at KHIO

West Slope, OR weather

Sunny and 55°13°, rain tomorrow ~8 AM–6 PM (71%).

Mostly agree

Now 55°13°

Sunny

Wind: 5 mph7 km/h; From the south. Light through 2 AM
Dew point: 39°4°; Comfortable
UV tomorrow: 1Low; Low all day (peak 1)
Air quality: 36Good; Main pollutant: PM2.5 (fine particles)
Pressure: 30.12 inHg1020 hPa; Falling · −0.08 inHg−2.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

2°1° cooler than this time yesterday (57°14° then, 55°13° now)

Good hours for

Dry until 6 AM tomorrow
High 60°16° today at 4 PM
Below 50°10° tonight after 9 PM
Rain tomorrow from 6 AM (90%, 2.7 in70 mm)
Low 43°6° tomorrow at 6 AM

This afternoonNear 59°15° · Mostly cloudy
TonightDown to 44°7° by 2 AM · rain chance 20% · Mostly cloudy
Tomorrow morningUp to 50°10° by 11 AM · Rain all morning (70%)
Tomorrow afternoonUp to 57°14° by 4 PM · Rain all afternoon (70%)
Tomorrow nightDown to 49°9° by 3 AM · Rain all night (90%)
Monday morningUp to 53°12° by 11 AM · Rain all morning (80%)

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 2p	Cloudy	59°15° (likely 55°13° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 4 mph6 km/h	58%	81%	3
Sat 3p	Cloudy	59°15° (likely 56°13° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 2 mph4 km/h	53%	81%	2
Sat 4p	Cloudy	60°16° (likely 56°13° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 3 mph4 km/h	53%	82%	2
Sat 5p	Cloudy	59°15° (likely 56°13° to 59°15°)	59°15°	0%	0 mph0 km/h, gusts 4 mph6 km/h	52%	82%	1
Sat 6p	Cloudy	58°14° (likely 52°11° to 58°14°)	58°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	54%	83%	0
Sat 7p	Cloudy	55°13° (likely 49°9° to 55°13°)	55°13°	0%	0 mph0 km/h, gusts 5 mph8 km/h	63%	82%	0
Sat 8p	Cloudy	51°11° (likely 48°9° to 51°11°)	51°11°	0%	0 mph0 km/h, gusts 5 mph9 km/h	68%	82%	0
Sat 9p	Cloudy	49°9° (likely 47°8° to 49°9°)	49°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	72%	82%	0
Sat 10p	Cloudy	48°9° (likely 46°8° to 48°9°)	48°9°	0%	0 mph0 km/h, gusts 5 mph8 km/h	76%	82%	0
Sat 11p	Cloudy	47°8° (likely 45°7° to 47°8°)	47°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	79%	80%	0
Sun 12a	Cloudy	46°8° (likely 44°7° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 6 mph9 km/h	80%	77%	0
Sun 1a	Cloudy	45°7° (likely 43°6° to 47°8°)	45°7°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	74%	0
Sun 2a	Cloudy	44°7° (likely 43°6° to 46°8°)	44°7°	0%	1 mph2 km/h from SE, gusts 8 mph13 km/h	83%	71%	0
Sun 3a	Cloudy	44°7° (likely 43°6° to 45°7°)	44°7°	0%	1 mph2 km/h from SE, gusts 10 mph16 km/h	83%	73%	0
Sun 4a	Partly cloudy	44°7° (likely 43°6° to 45°7°)	44°7°	0%	1 mph2 km/h from SE, gusts 9 mph14 km/h	81%	77%	0
Sun 5a	Cloudy	44°7° (likely 42°6° to 45°7°)	44°7°	20%, 0.07 in1.8 mm	1 mph2 km/h from SE, gusts 9 mph14 km/h	80%	84%	0
Sun 6a	Cloudy	43°6° (likely 43°6° to 46°8°)	43°6°	20%, 0.07 in1.8 mm	1 mph2 km/h from SSE, gusts 9 mph14 km/h	82%	93%	0
Sun 7a	Cloudy	44°7° (likely 43°6° to 47°8°)	44°7°	30%, 0.07 in1.8 mm	1 mph2 km/h from SSE, gusts 10 mph16 km/h	82%	93%	0
Sun 8a	Drizzle	44°7° (likely 44°7° to 49°9°)	44°7°	50%, 0.07 in1.8 mm	1 mph2 km/h from SSE, gusts 15 mph23 km/h	84%	99%	0
Sun 9a	Rain	44°7° (likely 44°7° to 48°9°)	44°7°	50%, 0.07 in1.8 mm	1 mph2 km/h from S, gusts 11 mph18 km/h	88%	100%	0
Sun 10a	Rain	48°9° (likely 46°8° to 48°9°)	48°9°	50%, 0.07 in1.8 mm	2 mph3 km/h from S, gusts 14 mph23 km/h	88%	100%	0
Sun 11a	Rain	50°10° (likely 45°7° to 50°10°)	50°10°	70%, 0.16 in4.1 mm	2 mph3 km/h from S, gusts 14 mph23 km/h	84%	100%	0
Sun 12p	Rain	52°11° (likely 46°8° to 52°11°)	52°11°	70%, 0.16 in4.1 mm	2 mph3 km/h from S, gusts 13 mph20 km/h	83%	100%	0
Sun 1p	Rain	55°13° (likely 47°8° to 55°13°)	55°13°	70%, 0.16 in4.1 mm	3 mph5 km/h from S, gusts 16 mph26 km/h	81%	100%	0
Sun 2p	Rain	56°13° (likely 48°9° to 56°13°)	56°13°	70%, 0.16 in4.1 mm	3 mph5 km/h from S, gusts 14 mph23 km/h	80%	100%	0
Sun 3p	Rain	56°13° (likely 49°9° to 56°13°)	56°13°	70%, 0.16 in4.1 mm	3 mph5 km/h from S, gusts 14 mph22 km/h	80%	100%	0
Sun 4p	Rain	57°14° (likely 50°10° to 57°14°)	57°14°	70%, 0.16 in4.1 mm	3 mph5 km/h from S, gusts 15 mph24 km/h	83%	100%	1
Sun 5p	Rain	56°13° (likely 50°10° to 56°13°)	56°13°	70%, 0.09 in2.3 mm	3 mph5 km/h from S, gusts 16 mph25 km/h	82%	100%	0
Sun 6p	Cloudy	56°13° (likely 50°10° to 56°13°)	56°13°	70%, 0.09 in2.3 mm	3 mph5 km/h from S, gusts 16 mph25 km/h	81%	98%	0
Sun 7p	Cloudy	54°12° (likely 50°10° to 54°12°)	54°12°	30%, 0.09 in2.3 mm	3 mph5 km/h from S, gusts 15 mph24 km/h	88%	95%	0
Sun 8p	Rain	52°11° (likely 50°10° to 52°11°)	52°11°	30%, 0.09 in2.3 mm	2 mph3 km/h from SSE, gusts 16 mph26 km/h	90%	91%	0
Sun 9p	Cloudy	52°11° (likely 49°9° to 52°11°)	52°11°	40%, 0.09 in2.3 mm	2 mph3 km/h from SSE, gusts 17 mph27 km/h	91%	87%	0
Sun 10p	Cloudy	51°11° (likely 49°9° to 51°11°)	51°11°	90%, 0.09 in2.3 mm	2 mph3 km/h from SSE, gusts 16 mph26 km/h	90%	86%	0
Sun 11p	Rain	51°11° (likely 49°9° to 51°11°)	51°11°	50%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 21 mph34 km/h	90%	72%	0
Mon 12a	Rain	51°11° (likely 49°9° to 51°11°)	51°11°	20%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 15 mph24 km/h	90%	94%	0
Mon 1a	Rain	50°10° (likely 49°9° to 51°11°)	48°9°	80%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 17 mph27 km/h	91%	98%	0
Mon 2a	Rain	50°10° (likely 49°9° to 51°11°)	48°9°	50%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 18 mph30 km/h	91%	99%	0
Mon 3a	Rain	49°9° (likely 48°9° to 51°11°)	47°8°	20%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 18 mph28 km/h	91%	94%	0
Mon 4a	Cloudy	49°9° (likely 49°9° to 50°10°)	47°8°	50%, 0.05 in1.3 mm	5 mph8 km/h from SSE, gusts 17 mph27 km/h	90%	99%	0
Mon 5a	Rain	49°9° (likely 48°9° to 50°10°)	47°8°	80%, 0.09 in2.3 mm	5 mph8 km/h from SSE, gusts 16 mph26 km/h	90%	99%	0
Mon 6a	Rain	49°9° (likely 48°9° to 50°10°)	47°8°	80%, 0.09 in2.3 mm	5 mph8 km/h from SSE, gusts 19 mph30 km/h	90%	91%	0
Mon 7a	Rain	49°9° (likely 47°8° to 50°10°)	47°8°	80%, 0.09 in2.3 mm	5 mph8 km/h from SSE, gusts 19 mph31 km/h	91%	87%	0
Mon 8a	Rain	48°9° (likely 48°9° to 50°10°)	47°8°	80%, 0.09 in2.3 mm	3 mph5 km/h from SSE, gusts 18 mph28 km/h	93%	99%	0
Mon 9a	Rain	50°10° (likely 48°9° to 51°11°)	49°9°	80%, 0.09 in2.3 mm	3 mph5 km/h from SSE, gusts 16 mph25 km/h	94%	98%	0
Mon 10a	Drizzle	51°11° (likely 49°9° to 51°11°)	51°11°	80%, 0.09 in2.3 mm	3 mph5 km/h from SSE, gusts 17 mph27 km/h	95%	96%	0
Mon 11a	Drizzle	53°12° (likely 49°9° to 53°12°)	53°12°	70%, 0.02 in0.5 mm	3 mph5 km/h from S, gusts 15 mph23 km/h	94%	97%	0
Mon 12p	Drizzle	55°13° (likely 49°9° to 55°13°)	55°13°	70%, 0.02 in0.5 mm	3 mph5 km/h from S, gusts 9 mph15 km/h	92%	96%	0
Mon 1p	Rain	56°13° (likely 50°10° to 56°13°)	56°13°	70%, 0.02 in0.5 mm	3 mph5 km/h from S, gusts 10 mph16 km/h	89%	91%	0

Days ahead

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

Today, Oct 24. Fog. High 61°16°, low 42°6°. Typical 59°15° / 46°8°. Dry. Mostly agree.
1. Afternoon
  noon–6 PM
  Cloudy, 60°16°
  Dry
2. Evening
  6 PM–midnight
  Cloudy, 51°11°
  Dry
3. Overnight
  midnight–6 AM
  Cloudy, 44°7°
  Dry
Official NWS forecast
Today: Partly sunny. High near 61, with temperatures falling to around 59 in the afternoon. Wind around 0 mph.
Tonight: A slight chance of rain after 5am. Mostly cloudy. Low around 42, with temperatures rising to around 44 overnight. East northeast wind around 1 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
56°13°–61°16°
Low, likely
35°2°–42°6°
Typical high / low
59°15° / 46°8°
Wind
5 mph8 km/h
UV peak
3
Tomorrow, Oct 25. Rain. High 58°14°, low 47°8°. Typical 59°15° / 46°8°. Rain 0.63 in16 mm, 70% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Rain, 44°7°
  70% chance · 0.51 in13 mm
2. Afternoon
  noon–6 PM
  Rain, 57°14°
  70% chance · 0.89 in23 mm
3. Evening
  6 PM–midnight
  Rain, 52°11°
  90% chance · 0.5 in13 mm
4. Overnight
  midnight–6 AM
  Rain, 49°9°
  80% chance · 0.34 in8.6 mm
Official NWS forecast
Day: Rain likely. Mostly cloudy. High near 58, with temperatures falling to around 56 in the afternoon. South southeast wind around 3 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Night: Rain. Cloudy, with a low around 47. South southeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
51°11°–58°14°
Low, likely
42°6°–47°8°
Typical high / low
59°15° / 46°8°
Wind
12 mph19 km/h, gusts 33 mph53 km/h
Monday, Oct 26. Rain. High 60°16°, low 45°7°. Typical 59°15° / 45°7°. Rain 0.34 in8.6 mm, 80% chance. Mostly agree.
1. Morning
  6 AM–noon
  Rain, 48°9°
  80% chance · 0.47 in12 mm
2. Afternoon
  noon–6 PM
  Rain, 56°13°
  80% chance · 0.1 in2.6 mm
3. Evening
  6 PM–midnight
  Cloudy, 51°11°
  50% chance · 0.05 in1.2 mm
4. Overnight
  midnight–6 AM
  Drizzle, 48°9°
  50% chance · 0.05 in1.2 mm
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 60. South wind 1 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Night: A chance of rain before 11pm, then a chance of rain and patchy fog between 11pm and 4am, then areas of fog and a chance of rain between 4am and 5am, then a chance of rain and patchy fog. Mostly cloudy, with a low around 45. Chance of precipitation is 50%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–60°16°
Low, likely
45°7°–50°10°
Typical high / low
59°15° / 45°7°
Wind
11 mph17 km/h, gusts 27 mph43 km/h
Tuesday, Oct 27. Rain. High 60°16°, low 43°6°. Typical 58°14° / 45°7°. Rain 0.17 in4.3 mm, 60% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 48°9°
  40% chance · 0.07 in1.8 mm
2. Afternoon
  noon–6 PM
  Drizzle, 57°14°
  50% chance · 0.05 in1.3 mm
3. Evening
  6 PM–midnight
  Drizzle, 49°9°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 46°8°
  50% chance · 0.04 in1.1 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain and patchy fog before 7am, then areas of fog and a chance of rain between 7am and 11am, then rain likely and patchy fog. Mostly cloudy, with a high near 60.
Night: A chance of rain before midnight, then rain likely and patchy fog. Mostly cloudy, with a low around 43.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
56°13°–60°16°
Low, likely
43°6°–49°9°
Typical high / low
58°14° / 45°7°
Wind
10 mph16 km/h, gusts 19 mph30 km/h
UV peak
3
Wednesday, Oct 28. Rain. High 58°14°, low 41°5°. Typical 58°14° / 45°7°. Rain 0.27 in6.9 mm, 80% chance. Mostly agree.
1. Morning
  6 AM–noon
  Showers, 47°8°
  60% chance · 0.13 in3.3 mm
2. Afternoon
  noon–6 PM
  Drizzle, 54°12°
  70% chance · 0.07 in1.9 mm
3. Evening
  6 PM–midnight
  Drizzle, 47°8°
  50% chance
4. Overnight
  midnight–6 AM
  Drizzle, 44°7°
  50% chance · 0.05 in1.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain. Mostly cloudy, with a high near 58.
Night: Rain likely. Mostly cloudy, with a low around 41.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
52°11°–58°14°
Low, likely
41°5°–47°8°
Typical high / low
58°14° / 45°7°
Wind
12 mph19 km/h, gusts 27 mph43 km/h
UV peak
3
Thursday, Oct 29. Rain. High 57°14°, low 39°4°. Typical 58°14° / 45°7°. Rain 0.27 in6.9 mm, 70% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 44°7°
  50% chance · 0.05 in1.1 mm
2. Afternoon
  noon–6 PM
  Drizzle, 50°10°
  60% chance · 0.1 in2.5 mm
3. Evening
  6 PM–midnight
  Drizzle, 45°7°
  60% chance · 0.07 in1.8 mm
4. Overnight
  midnight–6 AM
  Drizzle, 40°5°
  30% chance · 0.11 in2.8 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely. Mostly cloudy, with a high near 57.
Night: A chance of rain. Mostly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
49°9°–57°14°
Low, likely
39°4°–44°7°
Typical high / low
58°14° / 45°7°
Wind
9 mph14 km/h, gusts 24 mph38 km/h
UV peak
2
Friday, Oct 30. Rain. High 57°14°, low 37°3°. Typical 57°14° / 45°7°. Rain 0.19 in4.8 mm, 20% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 41°5°
  20% chance · 0.04 in1 mm
2. Afternoon
  noon–6 PM
  Drizzle, 48°9°
  20% chance · 0.04 in1.1 mm
3. Evening
  6 PM–midnight
  Cloudy, 44°6°
  20% chance · 0.03 in0.8 mm
4. Overnight
  midnight–6 AM
  Drizzle, 39°4°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain before 5pm. Partly sunny, with a high near 57.
Night: Mostly cloudy, with a low around 37.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
47°8°–57°14°
Low, likely
35°2°–42°6°
Typical high / low
57°14° / 45°7°
Wind
7 mph12 km/h, gusts 19 mph30 km/h
UV peak
2
Saturday, Oct 31. Drizzle. High 50°10°, low 37°3°. Typical 57°14° / 44°7°. Rain 0.05 in1.3 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 40°4°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 49°10°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 44°7°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 39°4°
  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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
46°8°–53°12°
Low, likely
34°1°–39°4°
Typical high / low
57°14° / 44°7°
Wind
6 mph9 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 53°12°, low 38°3°. Typical 57°14° / 44°7°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 40°5°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 53°12°
  Dry
3. Evening
  6 PM–midnight
  Clear, 48°9°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 44°6°
  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
48°9°–59°15°
Low, likely
36°2°–43°6°
Typical high / low
57°14° / 44°7°
Wind
8 mph13 km/h, gusts 14 mph22 km/h
UV peak
3
Monday, Nov 2. Drizzle. High 53°12°, low 39°4°. Typical 56°13° / 44°7°. Rain 0.1 in2.5 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 53°11°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 45°7°
  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
49°9°–58°14°
Low, likely
36°2°–42°6°
Typical high / low
56°13° / 44°7°
Wind
8 mph13 km/h, gusts 19 mph30 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 61°, low 42°.
Tomorrow
71% chance of rain, high 58°, low 47°, cooling off.
Monday
84% chance of rain, high 60°, low 45°.
Rest of week
Highs 50–60°; chance of precipitation on Tuesday, Wednesday, Thursday.

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

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Full-screen radar

For your home

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

Heating this week

About 70% less heating than a typical week.

This week 28Typical 93

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 11
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 39°F).

Open the windows?

No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.

Is this typical?

Portland Kgw-Tv · official normals 1991–2020 · records 1874–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° warmer than typical.

Last 7 days vs normal

On average 3°2° warmer than normal (daily mean temperature).

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

West Slope weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 30 min; Losing 2 min 58 s a day; shortest Dec 21, 1 h 48 min less
Golden hour: 5:28–6:28 PM; Morning 7:21–8:21 AM
Blue hour: 6:28–6:40 PM; Morning 7:09–7:21 AM; first light 7:09 AM

Stars tonight? Poor

Clouds most of the night (about 81% cover).

Moon

Waxing gibbous

98% lit · growing

Today: sets 5:57 AM · rises 5:11 PM
Full moon: Oct 25
New moon: Nov 8

Looking east from West Slope. The highest point on the skyline is about 10,900 ft, 53 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.