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Showing posts from April, 2014

April Summary

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OSNW3 April 2014 Daily Observations

(click on graph for the month summary data - it will open a new tab/window)

109 Days of #winter in 2013-14 (same as 2012-13). #spring officially began at #OSNW3 on Apr 2 - http://t.co/z5ZzNSI45d (new blog post) #wiwx— Josh Herman (@OSNW3) April 3, 2014

Time lapse of yesterday's #snow accumulation and today's melt. The shadow wins the race - http://t.co/UTjDpvvbyB#OSNW3#Oshkosh#wiwx— Josh Herman (@OSNW3) April 5, 2014

24hr obs ending 7AM today, #OSNW3 recorded a MaxT of 60.2°. First 60+ since 10/13/13. 180 days ago. #Oshkosh#wiwxpic.twitter.com/EfCN6NXbKn— Josh Herman (@OSNW3) April 10, 2014

18 measurable #snow days in April at #OSNW3 since 2007 - http://t.co/tSdo7evcLN#Oshkosh#wiwx (photos & radarloops) pic.twitter.com/3E8gmO5W7P— Josh Herman (@OSNW3) April 11, 2014

Cats and dogs. Watch the area around #OSNW3 succumb to water. #flood#Oshkosh#wiwx - http://t.co/SmchqvchBC (link) pic.twitter.com/lLziQTTilL— Josh Herman (@OSNW3) April 12, 2014

It …

OSNW3 - 2013-14 Winter Season Duration - 109 Days

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The winter of 2013-14 has come to an end. Spring is officially here, in my backyard. Let me review the the conditions that constitute a winter season. The definition of a Winter Season Duration (WSD) is as follows, and in the case of OSNW3, six(6), is used for "several" consecutive days.

First Day of Winter represents a daily max temp equal or below 32°F and a snow depth of 1" or greater for several consecutive days.

Last Day of Winter represents a daily max temp equal or above 32°F and a snow depth less than 1" for several consecutive days.

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The winter of 2013-14 lasted 109 days. It began on Dec 14, 2013 and ended on Apr 1, 2014. Below is a graphical representation.



What is locked into memory from last winter? It also lasted 109 days. It began later, ended later and was not persistently cold like this winter. Note the differences between last year (below) and this year (above). While it seems uncommon, we cannot rule out winter making a return this year, as it …

March Summary

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OSNW3 March 2014 Daily Observations

(click on graph for the month summary data - it will open a new tab/window)

I analyzed the top-5, they are legit. Deepest March snow depths in #Oshkosh#wiwx history - http://t.co/067ddRUjfApic.twitter.com/bSdpFU932r— Josh Herman (@OSNW3) March 7, 2014

Winds pull strands of ice out into Lake Michigan from Washington and Detroit Islands. http://t.co/ZQMWiV9zfYpic.twitter.com/zybXkRgWyK— NASA Earth (@NASA_EO) March 10, 2014

Thanks for the muse @WIBN06 - looks to be sunny and 53F at #OSNW3. Snow depth was 8" this AM. #Oshkosh#wiwxpic.twitter.com/1PvbfDLufn— Josh Herman (@OSNW3) March 10, 2014

Overnight #OSNW3 recorded a MinT of 34.5F. This is the first time since 12/4/13 that the MinT recorded +32F. 98 days ago. #Oshkosh#wiwx— Josh Herman (@OSNW3) March 11, 2014

A 16" snow depth difference between #OSNW3 and @WIBN06 - https://t.co/PDWexn5inE (it's a map) #wiwx#Oshkosh#Suamicopic.twitter.com/obmuh5Y27M— Josh Herman (@OSNW3) March 16, 2014

Dissecti…