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Ground Hog Day Blizzard/Snowstorm Part II


Geos

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Okay -- I'am 20 miles WNW of DSM. OF course it's close,, I was going to throw in the towel until I brought up the raw #'s for for my location. It has cooled since 06Z GFS run and added more QPf.  Asking for advice--- throw the towel in or not?

 

12Z GFS

TUE 12Z 02-FEB   0.8    -5.0    1007      88     100    0.15     547     542    TUE 18Z 02-FEB   1.1    -0.6     999      98      40    0.83     536     537    WED 00Z 03-FEB   1.5     0.8     997     100      97    0.03     531     534    WED 06Z 03-FEB   0.0    -3.1     999      92      91    0.06     529     529    WED 12Z 03-FEB  -3.9   -10.0    1009      86      96    0.03     530     524

The two loudest sounds known to man: a gun that goes bang when it is supposed to go click and a gun that goes click when it is supposed to go bang.

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Oh my gosh, GFS has me at 20 inches.  NWS Hastings also raised amounts for my area to between 11 and 17 inches.  That low just seems to stop in north central and north east Kansas and pounds Central and Western Nebraska.  Already seeing schools let out early out west even though the main storm is still over the desert southwest.

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Oh my gosh, GFS has me at 20 inches.  NWS Hastings also raised amounts for my area to between 11 and 17 inches.  That low just seems to stop in north central and north east Kansas and pounds Central and Western Nebraska.  Already seeing schools let out early out west even though the main storm is still over the desert southwest.

congrats.  We will get ours someday here in Lincoln. 

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Well that's frustrating to see everything but the RGEM go northwest. The models are changing because of the convection. Now if that is somehow over done...

Models can over correct around 24 hours out. Start watching the HRRR and real time observations soon.

Mercer Island, 350 ft

2021-2022: 11.6", 02/21

2020-2021: 15.6"

2019-2020: ~10"

2018-2019 winter snowfall total: 29.5"

2017-2018: 9.0", 2016-2017: 14.0"

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NWS still has 9.7" for my location 20 miles WNW of DSM as 9:36am (update). I'am prepared for the downgrade and the 2-4" totals,, but this is fascinating even if it lets in letdown.

The two loudest sounds known to man: a gun that goes bang when it is supposed to go click and a gun that goes click when it is supposed to go bang.

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is the RGEM a decent model this winter? 

 

Yeah, I would say so. It's usually right about WAA. It was the only model really that accurately the sleet storm right over here 5 weeks ago.

 

If the 18z runs don't come down, then it's probably going to be mainly rain here.

Mercer Island, 350 ft

2021-2022: 11.6", 02/21

2020-2021: 15.6"

2019-2020: ~10"

2018-2019 winter snowfall total: 29.5"

2017-2018: 9.0", 2016-2017: 14.0"

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LOL. So will the national weather service discussion toss them this afternoon. I am talking specifically the GFS and the EURO....

Obviously not. But we're within 12 hours of the event in this area. In terms of what will happen, it's better to invest in short term models and actual radar output.

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GFS 10 days ago. It had it's good moments, but they weren't consistent until day 7.

 

 

7 days ago

 

 

 

 

 

It started latching on about day 6-7.

 

 

Mercer Island, 350 ft

2021-2022: 11.6", 02/21

2020-2021: 15.6"

2019-2020: ~10"

2018-2019 winter snowfall total: 29.5"

2017-2018: 9.0", 2016-2017: 14.0"

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Actually about day 7 it was pretty good too.

 

Anyway,

 

CMC is on the GFS track now, but colder.

 

 

I know it's not much...

NAM and GEM, RGEM showing some ULL snow in S WI and N IL, so there's hope for a little something afterwards.

Mercer Island, 350 ft

2021-2022: 11.6", 02/21

2020-2021: 15.6"

2019-2020: ~10"

2018-2019 winter snowfall total: 29.5"

2017-2018: 9.0", 2016-2017: 14.0"

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I think it's going to be rain, maybe convection can fire up and bring it South, but at this point I think that's a stretch. Oh well at least I can get rid of the ugly snow.

 

Yeah, I would say so. It's usually right about WAA. It was the only model really that accurately the sleet storm right over here 5 weeks ago.

 

If the 18z runs don't come down, then it's probably going to be mainly rain here.

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I think it's going to be rain, maybe convection can fire up and bring it South, but at this point I think that's a stretch. Oh well at least I can get rid of the ugly snow.

 

I do too, but the upper level low feature one the flip side is something to watch now. I've picked up 1-4" of snow for those features before.

 

 

 

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Mercer Island, 350 ft

2021-2022: 11.6", 02/21

2020-2021: 15.6"

2019-2020: ~10"

2018-2019 winter snowfall total: 29.5"

2017-2018: 9.0", 2016-2017: 14.0"

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