Saturday, February 11, 2017

Winter '16 / '17 - Snow Storm #2: Preliminary Verification

Table of preliminary storm-total snowfalls for THU and FRI from CDUS41 and CXUS51 bulletins.

Exceptions:
HYA
Storm-total snowfall estimated by interpolation of vicinity PNSBOX reports.

PWM
09-FEB/s daily CLI and CF6 bulletins carry 'MM' as daily snowfall at post-time.  Storm-total snowfall as reported by PNSGYX.  Value subject to change pending CDUS41 and CXUS51 bulletin updates.

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Stations observed at least:
Trace - 21
4" - 14
6" - 14
8" - 9
10" - 7
12" - 5
14" - 2

Max melt-water at ISP (1.3")
Other stations with > 1" melt-water:  BDL (1.19"); PVD (1.01")

Snow-Liquid Ratios (SLR) for areas with mixed precipitation ... such as PHL and MDT ... are not reported.

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Four new daily records.
09-FEB-17
ISP - 14.3" (11.1"; 2013)
PVD - 11.9" (9.9"; 1969)
ABE - 7.1" (5"; 1936)
BGM - 5.2" (4.6"; 1969)

Synoptic charts from the 1969 storm below.
New England stations reported up to 25".

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SFC:  09-FEB-69
SFC:  10-FEB-69
5H:  09-FEB-69
5H:  10-FEB-69

Synoptic charts courtesy U.S. Daily Weather Maps.

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Please report any errors in Comments along with a link to the correct data.

Final results NLT SUN evening.

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