Powerful Pacific System Impacting the West; First Significant Snow for Portions of the East

Power Pacific system will continue to bring significant impacts for Pacific Northwest into northern California the remainder of the week. Dangerous coastal affects, heavy rain, flooding, strong winds, and higher elevation mountain snow continues. Meanwhile, a storm across the east is set to bring the first accumulating snow to many higher elevations of the Catskills into the central Appalachians. Read More >

HALLOWEEN DAY CLIMATOLOGY
FOR VALENTINE

Halloween in western and north central Nebraska can be TRICKy or a TREAT. A wide range of weather has been recorded since records began in 1889 at Valentine. Below are some fun facts about the Halloween Days of the past.

HALLOWEEN DAY IN VALENTINE
PERIOD OF RECORD 128 YEARS: 1889-2016

TEMPERATURE DATA

Highest	85 degrees (1990)
Lowest	-1 degrees (1991)
Lowest Maximum	20 degrees (2002)
Highest Minimum	54 degrees (1933)
Average High	55.7 degrees
Average Low	28.3 degrees
30 year Normal High	56 degrees
30 year Normal Low	28 degrees
Average Temperature Range	27.4 degrees
Largest Range between High and Low	51 degrees High 74, Low 23 (2011)
Smallest Range between High and Low	4 degrees (2 times) High 36, Low 32 (1889) High 33, Low 29 (1995)

High Temperature by 10 Degree Ranges

20s	30s	40s	50s	60s	70s	80s
3	14	23	34	34	17	3
2.3%	10.9%	18.0%	26.6%	26.6%	13.3%	2.3%

Low Temperature by 10 Degree Ranges

-0s	0s	10s	20s	30s	40s	50s
1	4	14	47	50	11	1
0.8%	3.1%	10.9%	36.7%	39.1%	8.6%	0.8%

PRECIPITATION DATA

Maximum Precipitation	0.59 inches (1920)
Maximum Snowfall	6.5 inches (1920)
Number of Times Precipitation	34 Occurrences or 26.6%
Number of Times Measurable Precipitation (more than a Trace)	23 Occurrences or 18.0%
Number of Times Snowfall	19 Occurrences or 14.8%
Number of Times Measurable Snowfall (more than a Trace)	10 Occurrences or 7.8%
Number of Times No Precipitation	94 Occurrences or 73.4%
Most Snow on Ground at Observation Time	7 inches (1929)

SNOW DEPTH INFORMATION IN VALENTINE
PERIOD OF RECORD 117 YEARS: 1900-2016
(snow depth rounded to nearest whole inch or trace if 0.4 inches or less)

Number of Years - 1 inch or more snow on ground (117 years)	12 Years (10.3%)
Number of Years - 1 inch or more snow on ground (last 25 years)	2 Years (8.0%)
Number of Years - 1 inch or more snow on ground (last 10 years)	0 Year (0%)
Number of Years with trace or more snow on Ground (117 years)	15 Years (12.8%)
Number of Years with trace or more snow on Ground (last 25 years)	2 Years (8.0%)
Number of Years with trace or more snow on Ground (last 10 years)	0 Year (0.0%)
Consecutive Years 1 inch or more snow on ground	2 Years (2 times) (1928 - 1929) (1971 - 1972)
Consecutive Years without 1 inch or more snow on ground	20 Years (1900-1919)
Current Streak Consecutive Years without 1 inch or more snow on ground	14 Years

1 Inch or More Snow Depth Occurrences by Decade
* incomplete decade

1900s	1910s	1920s	1930s	1940s	1950s
0	0	4	0	1	1
1960s	1970s	1980s	1990s	2000s	2010s
1	2	0	2	1	0*

DAILY WEATHER SUMMARIES PAST 5 HALLOWEEN DAYS

Date	High	Low	Precip	Snow	Snow Depth	Remarks
2012	74	33	0.00	0.0	0	Sunny
2013	54	27	0.00	0.0	0	Partly cloudy, windy (peak gust 38 mph)
2014	47	19	0.00	0.0	0	Cloudy morning, then clear and windy (peak gust 30 mph)
2015	68	29	0.00	0.0	0	Mostly sunny, breezy (peak gust 31 mph)
2016	82	48	0.00	0.0	0	Mostly sunny, windy (peak gust 55 mph)