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Updated: Jan. 26, 2023 at 10:21 PM PST
|By Mark Nelsen
Cold weather is still on the way Saturday night, but the chance for sticking snow west of the Cascades is just about zero
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Updated: Jan. 25, 2023 at 9:06 PM PST
|By Mark Nelsen
A cold polar airmass will move into the Pacific Northwest this weekend, but the chance for snow or ice is much lower this time around
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Updated: Jan. 23, 2023 at 3:01 PM PST
|By Mark Nelsen
After a very mild January, for the first time in over a month we see the possibility of cold air and even snow in the lowlands (maybe). Here's the latest
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Updated: Jan. 21, 2023 at 12:36 PM PST
|By Mark Nelsen
Some of us woke up to snow in the air this morning, even a bit of sticking in the hills! An explanation in the blog this afternoon
Updated: Jan. 16, 2023 at 7:19 PM PST
|By Mark Nelsen
It's been a mild and wet January so far. But we've got much drier weather ahead. Plus Mark takes a look at the very windy "east wind season" so far
Updated: Jan. 5, 2023 at 10:16 PM PST
|By Mark Nelsen
Where did the term "bomb cyclone" come from? An explanation, plus a look ahead into mid-January
Updated: Dec. 29, 2022 at 10:44 PM PST
|By Mark Nelsen
It was the strongest windstorm we've seen in about 2 years west of the Cascades. A recap of the peak gusts and power outages
Updated: Dec. 24, 2022 at 4:21 PM PST
|By Mark Nelsen
Ice storm conditions have ended in the metro area and roads will NOT refreeze tonight. Spots with icy roads will slowly thaw during the night
Updated: Dec. 23, 2022 at 11:27 AM PST
|By Mark Nelsen
Most areas west of the Cascades remain locked in ice through tonight. Many areas thaw tomorrow, but there will be one more round of thick icing in the east metro and Columbia River Gorge.
Updated: Dec. 22, 2022 at 12:18 PM PST
|By Mark Nelsen
Mark's got the latest on the incoming ice storm. Cold and wind is here, but now we'll be adding in a wintry mix later this afternoon and evening
Portland Metro Temps
Updated: Dec. 21, 2022 at 6:50 PM PST
|By Mark Nelsen
Cold air is arriving this evening and an ice storm begins in the Portland metro area and Willamette Valley Thursday evening.
Updated: Dec. 20, 2022 at 7:14 PM PST
|By Mark Nelsen
An ice storm is on the way for Thursday night through at least part of Saturday. But the "silver thaw" will happen at different times around our viewing area. Some spots will be locked in ice through Christmas Day!
Updated: Dec. 19, 2022 at 1:30 PM PST
|By Mark Nelsen
A little bit of snow, then lots of freezing rain is forecast Thursday night through Christmas Eve in parts of the region.
Updated: Dec. 18, 2022 at 5:13 PM PST
|By Mark Nelsen
There's a good chance we've got a mix of snow and (more likely) freezing rain on the way for parts of the region this coming Thursday through Saturday. Yes, that's Christmas Eve.
Updated: Dec. 16, 2022 at 9:37 PM PST
|By Mark Nelsen
Cold arctic air will be poised just north of Oregon much of next week. If/when it tries to moves into the region, a mix of snow or freezing rain could follow for some of us
Updated: Dec. 13, 2022 at 9:23 PM PST
|By Mark Nelsen
We've got at least four more dry days, then the forecast is far more interesting for early next week. Could we get lowland snow or an arctic blast? We've got a few thoughts on that in this evening's blog post
Updated: Dec. 6, 2022 at 9:58 PM PST
|By Mark Nelsen
Way back in 1997 the local meteorological community gave that cold wintertime east wind a name, but it didn't stick! Find out why.
Updated: Dec. 4, 2022 at 9:39 PM PST
|By Mark Nelsen
Snow arrived on schedule today, but Mark has a few thoughts on ice for Monday morning's commute in the blog post this evening
Updated: Dec. 3, 2022 at 3:10 PM PST
|By Mark Nelsen
We will see spots of sticking snow in the metro area tomorrow
Updated: Dec. 2, 2022 at 10:30 PM PST
|By Mark Nelsen
We've got a dry Saturday ahead, but another lowland snow chance Sunday
Updated: Nov. 30, 2022 at 6:59 PM PST
|By Mark Nelsen
It's a First Alert Weather Day Thursday for the lowlands. Just a few pockets of sticking snow Thursday morning, but we want you to be aware of that possibility
Updated: Nov. 29, 2022 at 7:47 PM PST
|By Mark Nelsen
Stormy weather tonight plus more snow chances for the lowest elevations. Lots to talk about in Mark Nelsen's weather blog this evening!
Updated: Nov. 27, 2022 at 2:52 PM PST
|By Mark Nelsen
After some mild weather over Thanksgiving week, it's back to chilly weather this week. Expect snow quite close to the lowlands at times too!
Updated: Nov. 16, 2022 at 9:29 PM PST
|By Mark Nelsen
Most of the metro area was reasonably breezy today, but stronger wind returns tomorrow
Updated: Nov. 14, 2022 at 10:00 PM PST
|By Mark Nelsen
A long November dry spell continues, but changes arrive just in time for Thanksgiving
Updated: Nov. 7, 2022 at 1:55 PM PST
|By Mark Nelsen
A surprise early season light snowfall fell across portions of the southern Willamette Valley Sunday, and we've got some very dry weather ahead
Updated: Nov. 3, 2022 at 7:35 PM PDT
|By Mark Nelsen
Lots of rain, wind, and then unusually cold weather is on the way. The latest from Mark Nelsen in his weather blog
Updated: Oct. 16, 2022 at 7:46 PM PDT
|By Mark Nelsen
Expect 4-5 more dry days, then a soaking rain arrives for all of us!
Updated: Sep. 27, 2022 at 9:55 PM PDT
|By Mark Nelsen
Portland has only seen about 1/4" of rain in 3 months! But we should get that much rain in just the next 2 days
Updated: Sep. 20, 2022 at 8:47 PM PDT
|By Mark Nelsen
It IS unusual for a soaking rain to hold off until late September, but it isn't unheard of!
Updated: Sep. 11, 2022 at 9:14 PM PDT
|By Mark Nelsen
We made it through an extreme fire danger period with no huge new blazes in our viewing area...but how unusual was it and what's ahead?
Updated: Sep. 9, 2022 at 10:34 AM PDT
|By Mark Nelsen
Power shutoffs have begun in parts of NW Oregon this morning as a dry and gusty easterly wind arrives. The latest forecast information in the weather blog this morning
Updated: Sep. 7, 2022 at 9:35 PM PDT
|By Mark Nelsen
A dry and hot easterly wind leads to extreme fire danger west of the Cascades late this week. Mark has all the latest in his weather blog
Updated: Aug. 30, 2022 at 7:14 PM PDT
|By Mark Nelsen
We hit 100 degrees in Portland today. Cooler weather is ahead, but still warmer than normal as we head into early September
Updated: Aug. 23, 2022 at 9:44 PM PDT
|By Mark Nelsen
Lots to talk about in this evening's weather blog. Fire season looking good so far, but so much hot August weather!
Updated: Aug. 17, 2022 at 9:48 PM PDT
|By Mark Nelsen
Our very warm August rolls on, and there's no sign of cool weather ahead
Updated: Aug. 5, 2022 at 11:00 PM PDT
|By Mark Nelsen
A less intense and shorter duration heat wave is on the way for this weekend
Updated: Aug. 1, 2022 at 9:04 PM PDT
|By Mark Nelsen
A wrap-up of our historic heatwave
Updated: Jul. 22, 2022 at 10:36 PM PDT
|By Mark Nelsen
Heatwave ahead! All the details in tonight's weather blog post
Updated: Jul. 20, 2022 at 8:54 PM PDT
|By Mark Nelsen
After two hot days, we're cooling down through Saturday, but then the heat is on early next week!
Updated: Jul. 14, 2022 at 9:31 PM PDT
|By Mark Nelsen
It's been a nice July so far...a bit hot briefly, then cooler. It's been good for a slow fire season start...so far
Updated: Jun. 30, 2022 at 7:58 PM PDT
|By Mark Nelsen
Some would say the weather has been perfect this week once the heat went away. Now a cooldown is ahead for the holiday weekend
Updated: Jun. 24, 2022 at 9:23 PM PDT
|By Mark Nelsen
A heatwave begins Saturday in western Oregon and southwest Washington. Heat even reaches the coastline for one day!
Updated: Jun. 21, 2022 at 9:54 PM PDT
|By Mark Nelsen
Our yearly summer dry spell has arrived. No significant rain is in sight other than a shower or drizzle at some point NEXT week. And our first heat wave of the season is on the way too.
Updated: Jun. 15, 2022 at 8:39 PM PDT
|By Mark Nelsen
Portland's Rose Festival endured some of the wettest late May and early June weather we've seen. A weather wrap of the festival this year
Updated: Jun. 13, 2022 at 7:14 PM PDT
|By Mark Nelsen
It was a 3rd consecutive wet weekend across the region as Portland picked up more rain than we typically see in ALL of June.
Updated: Jun. 9, 2022 at 9:33 PM PDT
|By Mark Nelsen
It's going to be a wet weekend across the region, but some places will be much drier than others! And the biggest question answered..."Is any dry summer weather on the horizon?"
Updated: Jun. 3, 2022 at 9:38 PM PDT
|By Mark Nelsen
Spring 2022 is in the record books weather-wise. Hard to believe with all the rain and cool temps, but it HAS been colder and wetter in the past
Updated: May. 30, 2022 at 6:13 PM PDT
|By Mark Nelsen
A flood in late May...5 miles from downtown Portland? It happened 74 years ago today. Mark takes a look back in today's blog post
Updated: May. 24, 2022 at 7:09 PM PDT
|By Mark Nelsen
Last year's Memorial Day Weekend was a "scorcher" with temperatures into the 80s each day. It'll be MUCH different this year, more like a typical "start to summer" in the region. Showers incoming!