#pnwwx

FinchHaven sfbaFinchHaven@sfba.social
2025-05-19

huh...

As of 8:38 am PDT May 19 it looks like it's snowing pretty good up at Stevens Pass US 2 in Washington state

Stevens is at 4,061 feet so I'm not surprised, and there's bands of rain down in the Puget Sound lowlands

Weether reports have stopped for the year so it's just eyeball reporting

Looks a little plowed, maybe

Here: wsdot.com/travel/real-time/mou

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather #Snow

Time Isn’t Real Crooshpseudonymsupreme@pnw.zone
2025-05-15

Come on, Oly. Are we gonna get rain or not? This vaguely threatening weather is getting to me. #wawx #pnwwx #Olympia #OlyWA

FinchHaven sfbaFinchHaven@sfba.social
2025-04-06

This is the Forecast Discussion from KSEA / Seattle WA NWS at Sunday 04/06/2025 09:11:38 PDT

SYNOPSIS:

Front moving through Western Washington tonight with rain out ahead of the system spreading over the area today

Upper level trough behind the front Monday with the trough axis moving through Tuesday

Upper level ridge trying to build Wednesday

Next system arriving late Thursday with another upper level trough behind it for Friday

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

Time Isn’t Real Crooshpseudonymsupreme@pnw.zone
2025-03-27

No thunder yet, unless it hit while I was in the shower, but our sunny day has been replaced with rain. #wawx #pnwwx #olywx

Joseph A di Paolantoniojadp
2025-03-27

Thunder then rain and lightning ⛈️ and immediately, power outage

Time Isn’t Real Crooshpseudonymsupreme@pnw.zone
2025-03-26

But are we really gonna get a storm? #wawx #olywx #pnwwx #cascadia :cascadia:

2025-03-26

I just heard a big thunder boom. The predicted storms are on their way.

FinchHaven sfbaFinchHaven@sfba.social
2025-03-25

This is the Forecast Discussion from KSEA / Seattle WA NWS at Tuesday 03/25/2025 14:54:53 PDT

SYNOPSIS:

The focus shifts to convection on Wednesday, with impactful weather on tap for all of western Washington

As a low pressure system approaches the Pacific Coast, showers and embedded thunderstorms are likely to form over the Olympic Peninsula throughout the mid to late morning hours

A dynamic warm front will lift across the region throughout the afternoon and into the evening, bringing a round of widespread and potentially strong thunderstorms northward

The primary threats for these storms will be hail and/or gusty winds, alongside frequent lightning and locally heavy rain

The strongest storms are currently favored to move northward east of the Puget Sound Wednesday along the I-5 corridor during the mid- to-late afternoon, likely causing impacts for the afternoon commute

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-24

Stevens Pass WA, US 2
US 2 at MP 64.6: East Stevens Pass

Pass report:
Elevation 4061 ft / 1238 m
Temperature 43°F / 6°C as of 3:04 AM 03/24/2025

Snoqualmie Pass WA, I-90
I-90 at MP 52: Snoqualmie Summit

Pass report:
Elevation 3022 ft / 921 m
Temperature 42°F / 6°C as of 2:11 AM 03/24/2025

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-23

This is the Forecast Discussion from KSEA / Seattle WA NWS at Sunday 03/23/2025 09:51:55 PDT

SYNOPSIS:

An atmospheric river will continue to bring heavier precipitation through tonight, especially for the Olympics and Cascades from King County northwards

Snow levels also continue to rise this morning, however, moderate to heavy snow will continue for another couple hours at Stevens Pass before transitioning to rain

Otherwise, our friends at the Northwest Avalanche Center have an Avalanche Warning up for the Cascades

In addition, breezy winds are expected today, with gusts generally ranging 20 to 40 MPH, and near 45 MPH around Everett and Admiralty Inlet

No major forecast updates this morning

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-18

This is the Forecast Discussion from KSEA / Seattle WA NWS at Tuesday 03/18/2025 09:17:39 PDT

SYNOPSIS:

Temporary weak upper level ridge building over Western Washington today. The ridge will shift east tonight with the next front approaching the area Wednesday

Front moving through Wednesday night into early Thursday morning with rain and locally windy conditions

Another system riding a somewhat strong jet stream will reach the area Thursday night into Friday followed by a system Saturday

Possible atmospheric river setting up Sunday before lifting north Monday.

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-12

This is the Forecast Discussion from KSEA / Seattle WA NWS at Wednesday 03/12/2025 08:07:23 PDT

SYNOPSIS:

Satellite and radar imagery show scattered showers across western Washington this morning, with the cold front situated offshore and the low pressure center just off central Vancouver Island

This low will continue to work its way northeast into British Columbia, as such, it will slowly drag the cold front onshore

Rain will continue into tonight, devolving into scattered showers late tonight into Thursday morning. Showers will continue throughout the day on Thursday

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-08

This is the Forecast Discussion from KSEA / Seattle WA NWS at Saturday 03/08/2025 08:33:08 PST

SYNOPSIS:

Satellite imagery shows atmospheric river extending from Vancouver Island southwest back to near 35N/140W

Doppler radar shows rain from about Hoquiam to Everett northward. Cloudy skies over the remainder of the area

Temperatures at 3 am/11z were in the 40s

Weak atmospheric river wobbling around over the coast and northern portions of the area this morning into the afternoon hours

Upper level trough back between 135-140W digging south this afternoon will change the orientation of the river from southwest to northeast to a little more north/south

This will push the river a little north lowering the rain chances across all but the north coast and near the Canadian border later this afternoon

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-06

This is the Forecast Discussion from KSEA / Seattle WA NWS at Thursday 03/06/2025 04:35:59 PST

SYNOPSIS:

Dry, northerly, flow sets up over WA today with high pressure centered offshore (near 130W). Clearing skies have allowed temps to dip into the 30s and lower 40s early this morning with freezing temps around the south sound. Near the surface, there's patchy low clouds and fog in the interior that will burn off through the late morning. Expect plenty of sun this afternoon with highs in the low to mid 50s.

The ridge shifts inland Friday and Saturday for more dry and mild weather. The air mass will be a little warmer with highs on Saturday reaching the upper 50s to lower 60s. Morning lows will still be chilly and in the 30s

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-03

This is the Forecast Discussion from KSEA / Seattle WA NWS at Monday 03/03/2025 05:55:18 PST

SYNOPSIS:

A broad upper level trough over the southwest will continue to move eastward this morning, being replaced by a brief transitory ridge nudging in tonight into Tuesday. Latest radar imagery shows a few light scattered showers over the Puget Sound interior

Light scattered showers will continue throughout the day on Monday, with the best chances over the Cascades. Weak convergence today into this evening may locally enhance precipitation amounts over the central Cascades

The ridge will build tonight into early Tuesday, allowing for a brief dry period Tuesday morning. The next upper level trough and associated surface frontal system will arrive Tuesday afternoon into Tuesday evening, with showers continuing into Wednesday

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-03-01

This is the Forecast Discussion from KSEA / Seattle WA NWS at Saturday 03/01/2025 06:46:19 PST

SYNOPSIS:

Satellite imagery shows stratus over the offshore waters as well as areas of fog developing in the river valleys. This fog will once again be quite shallow and should burn away quickly this morning.

High temperatures will be notably cooler on the coast where mostly cloudy conditions prevail all day--in the low to mid 50s. Elsewhere, conditions will be fairly similar to yesterday, with highs in the upper 50s to low 60s. Mid to upper 60s may be possible in the Cascade valleys

Rain showers will arrive along the coast this afternoon, slowly spreading inland overnight and continuing into Sunday and early Monday. Total rainfall amounts will be on on the order of one to two tenths of an inch through most of the lowlands, with up to half an inch possible in the mountains and along the Pacific coast

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-02-28

This is the Forecast Discussion from KSEA / Seattle WA NWS at Friday 02/28/2025 05:35:06 PST

SYNOPSIS:

Satellite imagery shows stratus along the coast slowly creeping inland through the valleys of southwestern Washington as well as down the Strait of Juan de Fuca.

Surface observations and traffic cameras are showing this to be mostly stratus,though there is sufficient low level moisture such that some patchy fog mixed in there at times.

Fog may be locally dense in some spots.

Come sunrise this morning, expect most of the western Washington lowlands to be under stratus and patchy fog. This will help moderate low temperatures this morning, bottoming out in the upper 30s to low 40s.

Today's high temperatures reaching the mid 50s to low 60s. Overnight lows again in the upper 30s to low 40s.

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-02-26

This is the Forecast Discussion from KSEA / Seattle WA NWS at Wednesday 02/26/2025 05:57:09 PST

SYNOPSIS:

Drier and warmer conditions are expected today with upper level ridging over the region.

A weak front will approach the region on Thursday and weaken over the area, bringing some light showers to western Washington.

Conditions then look to dry out again on Friday before chances of precipitation return for the weekend and persist into early next week.

Copy-pasted from the "Deep Weather" app on my iPhone 14

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather

FinchHaven sfbaFinchHaven@sfba.social
2025-02-24

This Message is from Washington State Ferries @ Monday 02/24/2025 12:40:26 PST

All ferry passengers should be prepared for possible service disruptions starting this afternoon through tomorrow morning due to high winds

Anacortes/San Juan Islands and Port Townsend/Coupeville routes:

With stronger winds in the north, we expect these routes to be most impacted by severe weather. This could include delays and cancellations.

All routes:

Passengers can expect a bumpy ride due to choppy waters. To better stabilize vessels, we may load them to full vehicle capacity and operate at slower speeds.

We will continue to closely monitor the situation and send rider alerts as changes occur. We want to thank you in advance for your patience and understanding as delays and cancellations are likely.

#WAwx #ORwx #BCwx #PNWwx #PNW #KSEA #NWS #WX #Weather #HighWinds #WSF

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