• Heavy Precipitation Event with Record River Levels

    Updated: 2024-05-30 00:03:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 29, 2024 Heavy Precipitation Event with Record River Levels An extraordinarily heavy precipitation event for early June will occur next week , with daily rainfall records falling and many regional rivers hitting record levels for . June Rain so heavy that the wildfire threat will be greatly diminished for an extended period and regional reservoirs will get a mighty top off before our normally dry summer . season Let me show you the latest forecasts , and be prepared to be amazed by the soggy bounty . ahead Consider the latest European Center accumulated precipitation forecast for their model run starting 5 AM this morning below The total through 5 PM today Wednesday

  • New Podcast: Memorial Day Weekend Forecast and More on Western Washington Wildfires

    Updated: 2024-05-25 19:11:00
    : : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 25, 2024 New Podcast : Memorial Day Weekend Forecast and More on Western Washington Wildfires This weekend will be a mixed bag west of the Cascade Crest but warm over eastern Washington . nbsp The predicted high temperatures for the next few days are shown below . nbsp Today Saturday will be cool in the west , frigid in the mountains , and comfortable in the Columbia . Basin Sunday says cool in the west , while eastern Washington warms . considerably Monday is the best day . nbsp Decent over the western lowlands , warm enough for hiking in the Cascades , and downright warm in eastern . Washington I talk about the forecast in some detail in my podcast see below and

  • More Wildfire Misinformation at the Seattle Times

    Updated: 2024-05-24 05:05:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 23, 2024 More Wildfire Misinformation at the Seattle Times The Seattle Times continues to shamelessly exaggerate and hype the regional effects of climate . change This week they really went overboard regarding . wildfire Yesterday's front page features a large banner headline stating that western Washington faces an above-normal risk of . wildfire Why They claim because of low snowpack and . precipitation The truth is that there is no reason to expect an above-normal wildfire season in western Washington this summer . nbsp Let me tell you about the situation and note that I am writing a paper on this topic the meteorology of westside wildfires for my real day . job

  • Drenching Rains 16-17 May 2024 From Most Impactful Kona Low in 20 Years Resulted in Flooding Across Western Hawaii

    Updated: 2024-05-23 17:05:23
    : VISIT : Meteorological Interpretation Blog Questions and Answers Concerning Problems in Meteorology Skip to content Home About This Blog Contact Us INFOrmation Topics , Ideas and Questions for Submission The Texas Southern Oklahoma Heavy Rain and Flooding of Spring 2024 Drenching Rains 16-17 May 2024 From Most Impactful Kona Low in 20 Years Resulted in Flooding Across Western Hawaii Posted on May 23, 2024 by dbikos This entry was posted in Heavy Rain and Flooding Issues POES Bookmark the permalink The Texas Southern Oklahoma Heavy Rain and Flooding of Spring 2024 Leave a Reply Cancel reply You must be logged in to post a . comment Calendar May 2024 S M T W T F S Apr 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 Search Search : for Archives Archives

  • Annual General Meeting – Call for Nominations

    Updated: 2024-05-23 00:32:44
    Dear AHA Member, We invite members of AHA to nominate for a position on the Committee. The following positions are listed for election at the Annual General Meeting for a two year term: President Treasurer Secretary Three (3) Committee Members Should you wish to Nominate for a Committee position, please request a copy of the […] The post Annual General Meeting – Call for Nominations appeared first on Australian Hydrographers Association.

  • The Texas / Southern Oklahoma Heavy Rain and Flooding of Spring 2024

    Updated: 2024-05-21 18:09:30
    By Sheldon Kusselson

  • What Caused the Severe Turbulence on a Singapore Airlines Flight Last Night?

    Updated: 2024-05-21 18:01:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 21, 2024 What Caused the Severe Turbulence on a Singapore Airlines Flight Last Night The media is full of stories about a terrible turbulence event on a Singapore Airlines flight from London to Singapore last night . nbsp One person was killed and dozens were . injured The event occurred over the water offshore of Myanmar the location shown on the map below at 0807 UTC this morning 21 May The FlightAware website provides the minute-by-minute flight information during the critical period . nbsp The last column shows the change in elevation each . minute Wow . nbsp Sudden declines in altitude starting around 7 minutes after the . hour I suspect I know what happened .

  • Winter-Like System in May

    Updated: 2024-05-21 03:59:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 20, 2024 Winter-Like System in May Tomorrow will not feel like late May , with a winter-like Pacific weather system making landfall , bringing lots of rain , wind , and cool . temperatures The latest infrared satellite image shows a potent weather system moving in from the Northwest it will arrive around daybreak . tomorrow The whole day should be cloudy and damp . nbsp Here is the predicted accumulated precipitation by 5 PM . nbsp The entire western side of the region will enjoy several tenths of an inch , with over an inch in the mountains . nbsp Not a good hike . day The rain will continue into Wednesday , with the total accumulation through 5 PM reaching

  • New Podcast: How Far into the Future Can We Forecast the Weather? and A Cool/Soggy Forecast

    Updated: 2024-05-18 19:53:00
    : : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 18, 2024 New Podcast : How Far into the Future Can We Forecast the Weather and A Cool Soggy Forecast My latest podcast is . out I start with the forecast , which calls for a continuation of the cool , sometimes wet , pattern of the last few days . nbsp Forget any heatwave Then I discuss the issue of forecast . skill We can now skillfully forecast for over a week and in much greater . detail Not so 50 years ago . nbsp What has changed All is revealed in the . podcast The Decline of Forecast Skill over time for the North . Hemisphere You can listen to the podcast below or through your favorite podcast . server Some major podcast : servers Posted by Cliff Mass Weather

  • No Heatwaves for the Rest of the Month!

    Updated: 2024-05-15 20:19:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 15, 2024 No Heatwaves for the Rest of the Month Today may well be the warmest day for the rest of the month . nbsp Mid-May warmth is quite typical around here . nbsp But so is a cool down at the end of . May And yes , precipitation will . return Let's start with the latest European Center 10-day forecast for Seattle below 73F high today , but then temperatures slide into the 60s and then 50s . nbsp My tomatoes will not be . happy The NOAA NWS National Blend of Models NBM which combines many forecast models and is usually quite accurate , also keeps things cool , with highs in the lower . 60s You will need your sweater . again And what about precipitation Let's look

  • The Northern Lights Observed in the Lower-48

    Updated: 2024-05-14 19:03:56
    A powerful geomagnetic storm transpired over the Lower-48 during the weekend of 11-13 May 2024. The sun produced coronal mass injections that impacted the Earth, creating auroras (a.k.a., northern lights) that were seen across the globe. Within CONUS, the auroras were visible … Continue reading →

  • Why isn't aurora prediction as good as weather prediction?

    Updated: 2024-05-14 05:06:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 13, 2024 Why isn't aurora prediction as good as weather prediction On Friday afternoon , the NOAA Space Weather Center forecasted a great aurora for the Northwest and it happened . nbsp A tremendous event to watch . nbsp At the same time , the Center predicted a substantial event for Saturday night , but it never . happened Aurora forecasts a day or two ahead often fail , while weather predictions are generally nearly perfect a few days into the . future Why the difference between weather and auroral prediction To understand the auroral forecast problem , you must understand why auroras . occur Auroras generally start with a disturbance on the surface of the sun ,

  • Another Big Aurora Tonight

    Updated: 2024-05-11 23:48:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 11, 2024 Another Big Aurora Tonight The aurora was absolutely stunning last night over the entire region , in fact , most of the . U.S I was with friends on the top of the kite hill of Magnuson Park , where it is dark and the view . unimpeded By 11 PM the sky was ablaze with shimmering curtains and lines of color , mainly green and . red Picture taken by Bud Featherly in the Okanogan Valley of Washington State . It is a moving and emotional . experience A NASA polar orbiting satellite VIIRS could view the aurora from space , as shown below by the white . band And here is its view of the auroral over . us If you missed the aurora last night , you have a second chance

  • My New Podcast is Online

    Updated: 2024-05-11 02:10:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 10, 2024 My New Podcast is Online My podcast is back and today I talk about the weekend forecast and the potential for an extraordinary auroral display . tonight You can listen to the podcast below or through your favorite podcast . server Some major podcast : servers Posted by Cliff Mass Weather Blog at May 10, 2024 Email This BlogThis Share to Twitter Share to Facebook Share to Pinterest No : comments Post a Comment Please make sure your comments are civil . Name calling and personal attacks are not . appropriate Newer Post Older Post Home Subscribe to : Post Comments Atom Heavy Precipitation Event with Record River Levels An extraordinarily heavy precipitation

  • Major Solar Storm Tonight!

    Updated: 2024-05-10 21:42:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 10, 2024 Major Solar Storm Tonight I will be talking about this more in my podcast later today , but there is a very , very good chance of seeing an aurora tonight here in the . Northwest A strong solar storm has occurred and the critical measure , the Kp index , has risen to 8, the highest I have seen in a very long . time The predicted aurora distribution is shown below . nbsp Red indicates an excellent chance of viewing an aurora . nbsp Green is . good Folks , this is about as good as it . gets Sky conditions are now clear over the region and should remain so see the latest visible image below And comfortable temperatures . Find a dark location looking . north

  • Vegetable Growing Season Begins TODAY!

    Updated: 2024-05-08 22:45:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 08, 2024 Vegetable Growing Season Begins TODAY SEE THE ANNOUNCEMENT AT THE END If you are waiting to put place those bean or zucchini seeds into the . ground If you are waiting to plant those tomato . seedlings Your wait has ended . nbsp TODAY is the . day We are now on the verge of a major regional warm-up , and even when it ends , temperatures will remain considerably warmer than . normal From my discussions with master gardeners and a perusal of online materials , soil temperatures must be at least 50F for tomato plants to thrive . nbsp Many vegetable seeds require soil temperatures above the mid-50s to have much . chance Air temperatures below 40F are not good

  • Heatwave Ahead!

    Updated: 2024-05-07 04:07:00
    : Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 06, 2024 Heatwave Ahead Almost every May we enjoy a heatwave during the middle of the month , a few days in which temperatures surge into the upper 70s or low 80s west of the Cascade . Crest This year will be no . exception For those gardeners frustrated by the cool , showery weather , get your plants and implements ready To warm up the conversation , consider the daily forecasts of temperature at SeaTac Airport from the National Weather Service's National Blend of Models , a statistical combination of major weather forecast models see below Usually highly . skillful This forecasting system predicts a steady warm-up this week , with high temperatures on both Friday

  • Sea Surface Temperatures: West Versus East Coast.

    Updated: 2024-05-05 05:09:00
    : : . Cliff Mass Weather Blog This blog discusses current weather , weather prediction , climate issues , and current events May 04, 2024 Sea Surface Temperatures : West Versus East Coast . Perhaps , this blog spends too much time talking about the atmosphere , so to make amends today , let's see what is happening to the temperature of the ocean surface . nbsp And see whether anything unusual is going . on Let's start with yesterday's sea surface temperatures around North America below Sorry , it is all in C . nbsp Keep in mind that 10°C is roughly 50F , nbsp 20°C is around 68F , and 30°C is approximately . 86F The eastern Pacific near the West Coast is cold about 50F with central California's waters a bit cooler than ours . You must head to the southern tip of the Baja Peninsula to find

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