Winter Storm Warning

* WHAT...Heavy snow above 2500 ft. Total snow accumulations between 12 to 20 inches. Winds could gust as high as 45 mph.

* WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon.

* WHEN...From 5 PM Tuesday to 5 AM PDT Thursday.

* IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.

* ADDITIONAL DETAILS...Latest guidance suggests the heaviest snow accumulations are forecast over the Cascades from Marion to Lane Counties.

Thursday, Apr 16, 5:00 AM PDT

Winter Storm Watch

* WHAT...Heavy snow possible above 3500 ft. Total snow accumulations between 10 to 20 inches possible. Winds could gust as high as 45 mph.

* WHERE...South Washington Cascades and the Northern and Central Cascades of Oregon.

* WHEN...From Tuesday afternoon through late Wednesday night.

* IMPACTS...Roads, and especially bridges and overpasses, will likely become slick and hazardous.

* ADDITIONAL DETAILS...Latest guidance suggests the heaviest snow accumulations are forecast over the Cascades from Marion to Lane Counties.

Thursday, Apr 16, 5:00 AM PDT

Frost Advisory

* WHAT...Temperatures as low as 33 to 36 degrees will result in frost formation.

* WHERE...Central and Southern Willamette Valley, Northern and Central Coast Range Valleys and Mountains of Oregon, Tualatin Valley, Clackamas County Cascade Foothills, Cowlitz County Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills.

* WHEN...From 1 AM to 9 AM PDT Thursday.

* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered.

Thursday, Apr 16, 9:00 AM PDT
Rain, Partially cloudy
48°
Feels 44°
 89%
Dewpt 45°
 ssw
9 - 19 mph
Wednesday, Apr 15
Cloudy skies throughout the day with rain.
40 50 40 - 50
Thursday, Apr 16
Partly cloudy throughout the day.
38 55 38 - 55
Friday, Apr 17
Partly cloudy throughout the day.
40 58 40 - 58
Saturday, Apr 18
Partly cloudy throughout the day.
44 65 44 - 65
Sunday, Apr 19
Partly cloudy throughout the day with a chance of rain.
51 65 51 - 65
Monday, Apr 20
Partly cloudy throughout the day.
51 68 51 - 68
Tuesday, Apr 21
Partly cloudy throughout the day.
51 67 51 - 67
Wednesday, Apr 22
Partly cloudy throughout the day.
51 61 51 - 61
Thursday, Apr 23
Cloudy skies throughout the day.
50 51 50 - 51
Friday, Apr 24
Partly cloudy throughout the day.
50 68 50 - 68
Saturday, Apr 25
Cloudy skies throughout the day.
51 57 51 - 57
Sunday, Apr 26
Cloudy skies throughout the day.
43 58 43 - 58
Monday, Apr 27
Cloudy skies throughout the day.
42 58 42 - 58
Tuesday, Apr 28
Partly cloudy throughout the day.
47 57 47 - 57
Wednesday, Apr 29
Becoming cloudy in the afternoon.
46 67 46 - 67
Weather forecast for Portland, OR on Wed, 15 Apr 2026 07:45:30 GMT