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Winter Weather Outlook Prepared for: Tovar Snow Professionals September 15, 2014
Winter Weather Outlook
Prepared for:
Tovar Snow Professionals
September 15, 2014
Murray and Trettel Inc.Company Profi le
Murray and Trettel Inc. At-A-Glance Founded – 1946
• John R. Murray• Dennis W. Trettel
Headquarters – Palatine, Illinois Employees – 21 2 Offices – Illinois and Pennsylvania Listed – Dun and Bradstreet
Murray and Trettel Inc.Company Profi le
Murray and Trettel Inc. – Expertise Operational Forecast Division
• Operates 24/7, 365 days a year Environmental Applications Division
• Weather/ Air Quality Monitoring Forensic Meteorology
• Research/Climatology Wind Energy
• Meteorological Instrument Towers
• Wind Resource Assessment
Murray and Trettel Inc.Company Profi le
TYPES OF CLIENTS Any business or government entity that can be
impacted by the weather is a potential Murray and Trettel client. The following is a sample list of some of the types of clients currently using our services.
– Contract Snow Plow Companies– Concrete and Asphalt Contractors– Radio Broadcasters– State/County Highway Departments
Murray and Trettel Inc.Company Profi le
TYPES OF CLIENTS (continued)
– Airports– Professional Sports Teams– Large Corporate Campuses– Railroads– Attorneys – Car Wash Operators
Murray and Trettel Inc.Company Profi le
TYPES OF CLIENTS (continued)
– General Contractors– Landscape Companies– Steel Manufacturers– Large Industrial Facilities– Property Managers– Natural Gas Utilities
Murray and Trettel Inc.Company Profi le
TYPES OF CLIENTS (continued)
– Wind Energy– Nuclear Power Generating Plants– Public Works Departments– Park Districts– Departments of Transportation– Large Metropolitan Cities– Water Reclamation Districts
O’Hare Season Snowfall30 Year Normal = 36.7
1994-95 24.1 2004-05 39.4
1995-96 23.9 2005-06 26.0
1996-97 40.6 2006-07 35.6
1997-98 29.6 2007-08 60.3
1998-99 50.9 2008-09 52.7
1999-00 30.3 2009-10 54.2
2000-01 39.2 2010-11 57.9
2001-02 31.1 2011-12 19.8
2002-03 28.6 2012-13 30.1
2003-04 24.8 2013-14 82.0
2013-14Snowfall Totals
North
2013-14Snowfall Totals
South
Winter OutlookMethod A
Compare to past Spring-Summer Weather
June- August 2014– Overall Temperatures Near Normal– Rainfall much above normal– June and August each 7+ inches
Look for similar summer weather– 1980-81 = 35.0 snow– 1981-82 = 59.3 snow– 1993-94 = 41.8 snow– 2001-02 = 31.1 snow
Outlook 2014-15– Season Snowfall Total = 36.0
Winter OutlookMethod B
Try to determine Jet Stream Patterns in Winter MonthsVarious Global Oscillations
– Arctic Oscillation– North Atlantic Oscillation– El Nino / La Nina– Pacific Decadal Oscillation
Winter OutlookVarious Atmospheric Models
NCEP CFS version 2 ECMWF model
NASA GMAO model UKMO model
Japan Met. Agency model KMA (Korea) SNU model
Scripps Inst. HCM ESSIC Intermed Coupled model
Lamont-Doherty model COLA CCSM3 model
POAMA (Austr) model MÉTÉO FRANCE model
Dec 2014 – Feb 2015NWS 3-Month Outlook
TemperaturePrecipitation
Murray and Trettel, Inc.
SUMMARYWinter Outlook – O’Hare Airport
Method A
Snowfall: 36.0 inches (Average: 36.7)
Temperature: Dec 2014 – Above Normal
Jan 2015 – Below Normal
Feb 2015 – Above Normal Method B
Snowfall: 39.8 inches (Average 36.7)Temperature:Dec 2014 – Above Normal
Jan 2015 – Below Normal
Feb 2015 – Below Normal
David JamesSales and Marketing
Meteorologist
Office Direct: 847-934-8150
Cell: 847-494-2220
Email:[email protected]
