April 2020 Forecasts and Discussions

Weather reports, analysis etc. pertaining to Southern BC.
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wetcoast91
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Re: April 2020 Forecasts and Discussions

Post by wetcoast91 »

Rubus_Leucodermis wrote: Fri Apr 03, 2020 12:58 pm Like I said, April foolery is best when it’s something totally outlandish, and a forecast of up to 10cm really wasn’t all that outlandish, given the current pattern. Everyone acts like April snow is unprecedented when it happens, but I’ve seen it happen more than once. It’s unusual, to be sure, but hardly unprecedented.
Not unheard to get snow by mid-late April. HOWEVER dirunal accumulations exceeding 5cm is nearly unheard of. You need both upper level convection, cold surface temps, precip intensity and duration.
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Rubus_Leucodermis
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Re: April 2020 Forecasts and Discussions

Post by Rubus_Leucodermis »

wetcoast91 wrote: Fri Apr 03, 2020 1:36 pm Not unheard to get snow by mid-late April. HOWEVER dirunal accumulations exceeding 5cm is nearly unheard of. You need both upper level convection, cold surface temps, precip intensity and duration.
“Up to 10cm” means up to that much in the most favored areas (Burnaby Mountain, etc). Hardly unprecedented in early April. And IIRC, your initial post was silent as to whether the accumulation would happen during the daytime or not.
It's called clown range for a reason.
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Re: April 2020 Forecasts and Discussions

Post by arbetrader »

wetcoast91 wrote: Fri Apr 03, 2020 1:36 pm Not unheard to get snow by mid-late April. HOWEVER dirunal accumulations exceeding 5cm is nearly unheard of. You need both upper level convection, cold surface temps, precip intensity and duration.
I remember having snowfall (wasn't a ton) in 4 out of 5 aprils in a row (probably between 2007-2012ish); one year it was closer to mid april and we had several inches of accumulation (early morning).

Today's accumulation was about an inch of wet slop at my elevation; I'll bet the upper areas got more. Had my kids shovel it up for the tenants :)
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Re: April 2020 Forecasts and Discussions

Post by Canada Goose »

arbetrader wrote: Fri Apr 03, 2020 2:05 pm I remember having snowfall (wasn't a ton) in 4 out of 5 aprils in a row (probably between 2007-2012ish); one year it was closer to mid april and we had several inches of accumulation (early morning).
Abbotsford Airport:

10 cm (!) on 2 April 2007 [monthly record for 1 day]
Trace on 17 April 2007

Trace on 6 and 19 April 2008
2 cm on 18 April 2008

1 cm on 1 April 2009
0.8 cm on 2 April 2009

0.8 cm on 8 April 2010

Trace on 14 April 2011

0.2 cm on 1 April 2012
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Re: April 2020 Forecasts and Discussions

Post by arbetrader »

Canada Goose wrote: Fri Apr 03, 2020 2:11 pm Abbotsford Airport:

10 cm (!) on 2 April 2007 [monthly record for 1 day]
Trace on 17 April 2007

Trace on 6 and 19 April 2008
2 cm on 18 April 2008

1 cm on 1 April 2009
0.8 cm on 2 April 2009

0.8 cm on 8 April 2010

Trace on 14 April 2011

0.2 cm on 1 April 2012
Interesting, thanks for posting this! I remember April 14th my house received MUCH more than a trace - I lived (at the time) closer to centra/east Abbosford, about 260ft up. We had far more than a trace on that morning, I remember waking up to between 5-10cm (probably right in between) of snow, I think a cloud must have hung around our area that morning. I literally couldn't believe it being so late in the season lol. It melted very quickly, was gone in the afternoon.
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Re: April 2020 Forecasts and Discussions

Post by Glacier »

And it's snowing like crazy...



FB_IMG_1585949677394.jpg
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Re: April 2020 Forecasts and Discussions

Post by Antares »

Mt Seymour is buuuuuuried!

Image
It always snows in December in the Kootenays :clap:
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Re: April 2020 Forecasts and Discussions

Post by Abby_wx »

arbetrader wrote: Fri Apr 03, 2020 2:25 pm Interesting, thanks for posting this! I remember April 14th my house received MUCH more than a trace - I lived (at the time) closer to centra/east Abbosford, about 260ft up. We had far more than a trace on that morning, I remember waking up to between 5-10cm (probably right in between) of snow, I think a cloud must have hung around our area that morning. I literally couldn't believe it being so late in the season lol. It melted very quickly, was gone in the afternoon.
I got 5.6 cm on April 14, 2011.
:dragon:

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Re: April 2020 Forecasts and Discussions

Post by PortKells »

Antares wrote: Fri Apr 03, 2020 3:57 pm Mt Seymour is buuuuuuried!

Image
:bang:
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Re: April 2020 Forecasts and Discussions

Post by AbbyJr »

Central Abbotsford
50m (164ft)

2022/23 season snowfall: 76.8cm

:team: :snowwindow: :snowman:
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Re: April 2020 Forecasts and Discussions

Post by Rubus_Leucodermis »

Hope this afternoon:
hopesnow.jpg
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It's called clown range for a reason.
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Re: April 2020 Forecasts and Discussions

Post by Typeing3 »

Canada Goose wrote: Fri Apr 03, 2020 2:11 pm Abbotsford Airport:

10 cm (!) on 2 April 2007 [monthly record for 1 day]
Trace on 17 April 2007

Trace on 6 and 19 April 2008
2 cm on 18 April 2008

1 cm on 1 April 2009
0.8 cm on 2 April 2009

0.8 cm on 8 April 2010

Trace on 14 April 2011

0.2 cm on 1 April 2012
14th April 2011 was the last significant April snowfall where I am in East Coquitlam. Picked up a quick ~5cm in a two hour period around 3-5pm.
:typing: :type3:
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Re: April 2020 Forecasts and Discussions

Post by SouthSardiswx »

:lol: l had to laugh El Nito's April fools joke actually darn near turned into reality. We had about 3cm fall here in south Sumas.
It's the 7th annual 2 old retired geezer's inaccurate snowfall contest
:gramps: Wrinkle Rockers: 0cm
:hockey: South Sardinies: 0cm
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Re: April 2020 Forecasts and Discussions

Post by Coquitlam79 »

Spring of 2008 was very similar to this year (so far). A bit dry with northerly flow dominating until mid May when there was a heat wave. I remember the early April snowfall of 08 there was about 2 cm on the ground in New West where I was living at the time. On another note the 00z is super dry in the long range looking similar to the pattern we just had in mid-March.
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Re: April 2020 Forecasts and Discussions

Post by Rubus_Leucodermis »

Hope this morning.
hopesnow.jpg
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It's called clown range for a reason.
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