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jaster220

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Posts posted by jaster220

  1. 6 hours ago, Minny_Weather said:

    Digging a bit deeper into this, the following locations in MN have a historic 100% probability of >1" OTG at Christmas on record. Some of these do surprise me given their locations in the Plainsy far NW part of the state.

    *Locations with a * have 40+ years of record

    • Agassiz Wildlife Refuge
    • Babbitt
    • Big Falls
    • Cass Lake
    • Cloquet*
    • Cook
    • Cotton
    • Crane Lake
    • Gunflint Lake
    • Hoyt Lakes
    • Isabella (also 100% of 5"+)
    • Island Lake
    • Park Rapids*
    • Pigeon River Bridge
    • Pine River Dam
    • Remer
    • Roseau
    • Tower
    • Virginia (only 30 years on record, surprising for a relatively big town)
    • Walker*
    • Whiteface Reservoir
    • Winton

    Undoubtedly this list would be shorter if snowfall records had been kept longer in most of these locations, especially locations in NW MN but it is still amazing that this list is probably going to be reduced to nearly nothing this year. Just for funsies, AXN, where I live, is at 87% after 54 years of record. 

    Note 1981-2010 map

    CONUSWhiteChristmasmap.jpg.8ec90805306c02656c48c0e45ceec6b9.jpg

    • Like 1
  2. On 12/20/2023 at 8:47 AM, OttumwaSnomow said:

    Wow thanks @Grizzcoat for this data.  It feels like if the avg was looked at in 2011 it would be considerably  over 40" but from 2012 to now considerably  under 30".  I strongly  feel the July to Sept months have greatly   decreased here.   We  have averaged mowing each lawn 8 to 18 times. Instead  of the previous  25 to 32 times,  which translates into millions $$. 2 lawns east of Ottumwa  we only mowed 5 times all season in 2023!!! Irrigating  is nonexistent  here. We do large commercial  lawns. Snow has been more reliable.  Another  interesting  tidbit is OTM hasnt had a month over 4 inches since Oct 2021!! Which mean no runoff. Streams and creeks and some ponds are totally  dried up.

    So glad I passed on that job offer in Iowa, sounds like Wx Hobbiest Hell!

    Don't forget tho, there was a time when Hell had more snow OTG than Marquette!

    20140107PostPVBlizDepths.PNG.e19b602226eb9fcd970fb6cf325b76c3.PNG

    • Like 1
  3. 3 hours ago, hawkstwelve said:

    Only thing keeping my hopes up after looking at those downright ugly deterministic runs is their respective ensembles don't really agree with them. 12z GEFS is actually an increase in mean snowfall totals vs 06z run and is much more generous overall vs the main GFS run. Average for Sioux Falls by end of Christmas day is 1.4 while the deterministic run left me with absolutely nothing.

    Could this be a case where the main models pullback on snow chances about five days out only to revert and more closely follow their ensemble guidance 24-48 hours later? Certainly would not be the first (or second, or fifth) time that has happened.

    image.png

    Op should be treated no more importantly than any other ENS member. Basically, that's all it is.

    • Like 3
  4. 17 hours ago, tStacsh said:

    Euro would give me a top 5 warm Christmas day.  So if it's not going to snow, let there be warmth. 

     I was too young for 1982 and  it obviously won't be close to that 65 degrees, but  my Dad still tells me memories of that day.  They had a football game in shorts in the field next to my grandparents house.   He said it felt like a summer day.   Of course the next year the complete opposite happened.  

    Was a teenager and having had my youth colored with the frigid 70s winters of lore, I didn't know about strong Nino typical effects for our region (72-73 oddly had a cold-n-snowy Dec). The snow lover in me was not at all happy with that historically warm and brown Christmas. In a word, it was a major tragedy to me at the time. Iirc, we did get a dry gust front come through during the evening. Those were a consistent theme that winter as the primary storm track dumped snow on a line from Denver to MSP like clockwork. @gimmesnow would've been going crazy with that winter.  

    • Storm 1
  5. Serious winds along the coast with the arctic front:

    eliminary Local Storm Report
    National Weather Service Grand Rapids MI
    1150 AM EST Mon Dec 18 2023
    
    ..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
    ..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
                ..REMARKS..
    
    1050 AM     Non-Tstm Wnd Gst 2 NNW Saugatuck         42.68N 86.22W
    12/18/2023  M61 MPH          LMZ845             MI   Mesonet
    
                Mesonet station XSTK Saugatuck Pier.
    
    0950 AM     Non-Tstm Wnd Gst 2 W Grand Haven         43.06N 86.26W
    12/18/2023  M60 MPH          LMZ846             MI   Mesonet
    
                Mesonet station XGHL Grand Haven Light.
    
    • Windy 1
  6. Guess I am not keeping up. I missed this issuance of headlines from DTX overnight for the Thumb region:

     

    Winter Weather Advisory


    URGENT - WINTER WEATHER MESSAGE
    National Weather Service Detroit/Pontiac MI
    357 AM EST Mon Dec 18 2023
    
    MIZ049-054-055-182130-
    /O.NEW.KDTX.WW.Y.0010.231218T1700Z-231219T0500Z/
    Huron-Tuscola-Sanilac-
    Including the cities of Bad Axe, Caro, and Sandusky
    357 AM EST Mon Dec 18 2023
    
    ...WINTER WEATHER AND HIGH WIND ADVISORY IN EFFECT FROM NOON
    TODAY TO MIDNIGHT TONIGHT...
    
    * WHAT...Snow and high wind expected. Total snow accumulation up
      to 3 inches. Winds gusting as high as 45 to 50 mph.
    
    * WHERE...Huron, Tuscola and Sanilac Counties.
    
    * WHEN...From noon today to midnight tonight.
    
    * IMPACTS... Expect bursts of lake effect snow showers and high
      wind to produce hazardous conditions. Increasingly difficult
      travel is expected during the event peak from mid afternoon
      through mid evening. The high wind could also result in damage
      to unsecured objects and localized power outages, especially
      near the Saginaw Bay and Lake Huron shorelines.
    
    * ADDITIONAL DETAILS... A strong cold front will move through
      Lower Michigan during the morning with a mix of rain and a few
      heavier snow showers and wind gusts mainly in the 30 mph range.
      Coverage of snow showers remains highly variable as a northwest
      to north wind increases into the 40 mph range during early
      afternoon. Lake effect snow then increases coverage and
      intensity while peak wind gusts reach the 45 to 50 mph range
      from about 2 PM to 10 PM this evening. Both lake effect snow and
      wind diminish toward midnight and subside even further after
      midnight tonight.
     PRECAUTIONARY/PREPAREDNESS ACTIONS...
    
    Take action to secure outdoor objects from the high wind gusts and
    plan for extra travel time this afternoon and evening.
    • Like 2
  7. 1 hour ago, westMJim said:

    Some Christmas day weather history. At this time the forecast for Christmas day has highs in the upper 40’s to low 50’s. That would be one of the top 10 warmest highs for any Christmas at Grand Rapids the record is 65 in 1982. But at the current time 3 of the top ten are 55 in 2019 (3rd warmest) 52 in 2021 (4th) and 46 in 2015 (10th warmest) note anything 46 or above would be in the top 10.

    If last year's arctic blast would've been just 1day later, I'm pretty sure it would have been a top 10 if not a top 5 cold Christmas day. Nature flipping the script again this year.

    DTW officially hit 15F, but it wasn't that "hot" where I was, lol

    image.png.69d0ef30483ab92bf4c769ef8437b477.png

    • Like 3
  8. 21 hours ago, Tom said:

    It slipped my mind to look at the new JMA seasonal so I'll share the 500mb charts below...pretty much all systems a "GO" as we Ring in the New Year of 2024.  If these maps come close to being accurate, it'll be a LONG winter this year as we enter MET Spring.  As JB says, Delayed but not Denied...

    JAN...

    1.png

     

    FEB...

    2.png

     

     

    MAR...

    3.png

    @Tom

    Is there any data on how accurate the JMA is (skill score, etc) on these seasonal forecasts? I don't think anyone has been calling for a cold winter, let alone a "locked-in" cold winter with the Nino still raging. I'd like to have a better understanding if this is just more "model bias" in favor of our thirst for #realdealwinter?

  9. Chicago at slight risk of getting MAUL'd per LOT

    This is in response to what appears to be a secondary disturbance
    centered around 700 mb races south-southeastward from
    southeastern WI and southern Lake Michigan. The presence of a
    Moist Absolutely Unstable Layer (MAUL) through the DGZ (-12 to
    -18C layer), along with strong winds up to 45 kt off the surface
    certainly supports the idea that a quick moving and potentially
    dangerous snow squall with strong winds and very low visibilities
    could occur early Monday morning. At this time, it appears the
    best potential area of impact would be across parts of
    northwestern IN, but certainly cannot rule out parts of the
    Chicago area near the lake getting clipped by this. Trends will
    continue to be monitored with this as the timing could be right in
    the midst of the morning commute.
    • Like 1
    • bongocat-test 1
  10. GRR

    .UPDATE...
    Issued at 917 PM EST Sun Dec 17 2023
    
    We will add Kalamazoo County to the Winter Weather Advisory and
    upgrade Allegan County to the Winter Storm Warning. High res
    models continue to show lake effect snow bands persisting through
    Allegan and Western Kalamazoo Counties for several hours on Monday
    afternoon and evening during the period of high winds, so the
    combination of falling and blowing snow is expected to create
    hazardous travel conditions in Allegan County and this could
    extend into the western half of Kalamazoo County. The valid times
    will be the same for the existing advisory/warning.
    • Like 2
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