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Monday, November 18, 2013

November 18, 2013

BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY MONDAY, NOVEMBER…

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BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY MONDAY, NOVEMBER 18, 2013 ALL TIMES ARE IN EASTERN STANDARD TIME SOME SIGNIFICANT RAINFALL EARLY TODAY TEMPERATURES RISE TO MID-60’S Light rain showers and some light drizzle began late Sunday but only amounted to 0.06 inch by midnight with an additional 0.04 through 6:00 A.M. this morning.  However, moderate to occasionally heavy rain and rain showers  fell during the hour from 6:00 to 7:00 A.M. bringing an additional 0.22 inch for an event total of 0.32 inch through 7:00 A.M.  An additional 0.03 gave an event total of 0.35 inch. High temperatures have risen into the very mild mid-60’s early this afternoon after an extremely mild morning low of 57F. Today’s Observations: 7 A.M. Weather: Broken stratus fractus, overcast nimbostratus, light rain, moderate to heavy rain past hour becoming light rain at 6:54 A.M., thin fog Temperature: 61F; Dew Point: 61F; Wind: SSW at 22G36 kts, Wind Peak wind S at 37 kts at 6:37 A.M., Wind: Direction veering gradually, Sea-level pressure: 29.57 ins. Hg, falling then more slowly Visibility: 2 1/2 miles, light rain and fog 6-hr min temp: 58F 24-hr rainfall: 0.32 inch BHO SA 1155 E6 BKN 18 OVC 21/2R-F 013/61/61/2022G36/957/ VSBY INCRSNG R/R+ PST HR BCMG R-54 PK WND 1937/37/ WND GRDLY VEERING/ 8/72/ 56042 MANUAL 6N/A/ ASOS 60026 MANUAL 70032 ASOS 70032 10062 20058 10 A.M. Weather: Scattered stratocumulus, broken altocumulus, few cumulus and line of moderate cumulus distant NW-NNW, altocumulus castellanus and floccus and lenticularis in vicinity S-SW, rain ended at 9:10 A.M. Temperature: 58F; Dew Point: 47F; Wind: WSW at 18G24 kts, Wind: Direction variable SSW-W Sea-level pressure: 29.57 ins. Hg, rising slightly Visibility: 60 miles, light distant haze, mountain in cloud 70 NW, virga distant E 3-hr precip: 0.03 inch BHO SA 1455 55 SCT E95 BKN 60 015/58/47/2418G24/957/ FEW CU AND LINE MDT CU DSNT NW-NNW FEW ACSL/ACC VC STN S-SW VIRGA DSNT E WND 21V27 RE10/ 8/880 51002 MANUAL 6003/ ASOS 60004 1 P.M. Weather: Clear, few distant small cumulus, cumulus fractus, altocumulus layer distant E-SE, altocumulus castellanus distant ENE-ESE, few altocumulus lenticularis NE and distant SSE-SSW Temperature: 64F; Dew Point: 43F; Wind: WSW at 11 kts Sea-level pressure: 29.56 ins. Hg, falling slightly Visibility: 80 miles, light distant haze 6-hr max temp: 64F 6-hr precip: 0.03 inch BHO SA 1755 CLR 80 009/64/43/2411/956/ FEW DSNT CUFRA/SML CU AC LYR DSNT ENE-SSE ACC DSNT ENE-ESE FEW ACSL NE AND DSNT SSE-SSW LGT DSNT HZ WND 20V27/ 8/180 56006 ASOS 60004 MANUAL 6003/ 10064 20057 WEATHER SUMMARY FOR SUNDAY, NOVEMBER 17, 2013 TEMPERATURE (DEGREES F) MAX…..59    NORMAL…..50 MIN…..42    NORMAL…..33 MEAN….51    NORMAL…..41 DEPARTURE FROM 30-YEAR NORMAL…………………+10 TOTAL DEPARTURE FOR THE MONTH………………….+8 [+0.3 DEGREE/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY…………..14  DEPARTURE……..-10 TOTAL HEATING UNITS FOR THE MONTH………….351  DEPARTURE………-8 TOTAL HEATING UNITS FOR THE SEASON…………828  DEPARTURE……..-94 TOTAL HEATING UNITS LAST SEASON TO DATE…….791  DIFFERENCE…….+37 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY………………23 SSE AT 11:33 P.M. AERO…………………..25 SSE AT 11:51 P.M. * ASOS…………………..25 S   AT 11:33 P.M. DAVIS………………….24 SSE AT 11:33 P.M. RMY N/A FASTEST MILE FOR YESTERDAY………………..18 SSE AT 11:20 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE……………..17 S   AT 11:59 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE…………….17 SSE AT 11:21 P.M. AVERAGE WIND SPEED AND DIRECTION………..10.5 SSE ASOS…………………9.9 DAVIS………………..9.5 SSE [150 degrees] * last of several occurrences… PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.32   DEPARTURE…………+0.16 ASOS…………..0.32 TOTAL PRECIPITATION FOR THE MONTH……….0.98   DEPARTURE…………-1.69 ASOS…………..0.96 TOTAL PRECIPITATION FOR THE YEAR……….43.99   DEPARTURE…………-2.45 ASOS…………..N/A** **ASOS malfunctioned during storm on 2/8-9, leading to erroneous totals SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M…….0.0     DEPARTURE………….-0.1 TOTAL SNOWFALL FOR THE MONTH………….0.2     DEPARTURE………….-0.5 TOTAL SNOWFALL FOR THE SEASON…………0.2     DEPARTURE………….-0.8 PRELIMINARY CLIMATE SUMMARY FOR NOVEMBER 2013 CALENDAR DAY DATA DATA REPORTED: DATE: MAX/MIN/MEAN/DEP/PRECIP/SNOW/SUN(MIN.)/SUN(%)/ PEAK GUST/AERO GUST AERO: Aerovane wind recording system gust RMY:  RMY = R.M. Young wind gust recording system added 8/9/2011 TSTM: Thunderstorm day (thunder heard some time during day) ….: Data not yet available, records not finalized 11/1  68/56/62/+16/0.10/0.0/012/02        60 SSW AERO N/A N/A    RMY 66 11/2  65/49/57/+11/0.00/0.0/296/48        22 WSW AERO N/A N/A    RMY 23 11/3  49/30/40/-6/0.06/T/135/22           23 N   AERO N/A N/A    RMY N/A 11/4  42/27/35/-10/0.00/0.0/588/96        24 NNE AERO N/A N/A    RMY 25 11/5  50/29/40/-5/0.00/0.0/487/80         16 SSW AERO N/A N/A    RMY 17 11/6  59/40/50/+5/0.00/0.0/419/69         30 SSW AERO 31 MPH SSW RMY 33 11/7  65/37/51/+6/0.31/0.0/079/13         33 SW  AERO 37 MPH SW  RMY 37 11/8  48/31/40/-4/T/T/0.0/421/70          37 WNW AERO 37 MPH WNW RMY 39 11/9  44/29/37/-7/0.00/0.0/366/61         25 WNW AERO 25 MPH WNW RMY 29 11/10 52/40/46/+2/0.08/0.0/108/18         31 WNW AERO 33 MPH WNW RMY N/A 11/11 51/36/44/+1/0.00/0.0/…/..         36 WNW AERO 37 MPH WNW RMY 37 11/12 48/24/36/-7/0.11/0.2/000/00         42 SW  AERO 43 MPH SW  RMY 43 11/13 35/21/28/-15/0.00/0.0/…/..        29 NW  AERO 30 MPH NW  RMY 30 11/14 49/26/38/-4/0.00/0.0/…/..         25 SW  AERO 25 MPH SW  RMY 28 11/15 59/38/49/+7/0.00/0.0/…/..         24 S   AERO 25 MPH S   RMY 26 11/16 59/40/50/+8/0.00/0.0/…/..         20 WSW AERO 20 MPH WSW RMY N/A 11/17 59/42/51/+10/…./…/000/00        23 SSE AERO 25 MPH SSE RMY N/A 11/18 morning low temp: 58F; the normal low is now 33F DAILY RECORDS FOR NOVEMBER 2013 None so far. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR NOVEMBER 18 HIGH 72 IN 1963 LOW 10 IN 1936 PRECIP 1.80 INS IN 1929 SNOWFALL 6.3 INS IN 1980 PEAK GUST 60 SW IN 1987 RECORDS FOR NOVEMBER 19 HIGH 72 IN 1941 LOW 10 IN 1936 PRECIP 1.92 INCHES IN 1926 SNOWFALL 11.0 INS IN 1986 PEAK GUST 59e E IN 1945 TODAY’S REPORT PREPARED BY: Robert Skilling/Jonathan O’Brien
Blue Hill Observatory & Science Center · Legal

Data Use & Privacy Policy

Please read the full Policy before accessing Observatory data · Effective January 1, 2025

Notice: By accessing, downloading, or using any Blue Hill Observatory data or services, you unconditionally accept and agree to be bound by this Policy in its entirety. If you do not agree, you may not access or use Observatory data.
Effective January 1, 2025 · Milton, Massachusetts · bluehill.org
Part I — Data Use Policy
§ 01

Ownership and Proprietary Rights

All observational records, compiled datasets, metadata, database structures, and related materials provided by the Blue Hill Observatory & Science Center are the exclusive property of the Blue Hill Observatory & Science Center. The Observatory has maintained continuous weather observations at the summit of Great Blue Hill since 1885, and the entirety of that record — its compilation, structure, curation, and organization — constitutes a proprietary database protected under applicable United States law, including copyright law and common law database protections.

All rights not expressly granted in this Policy are reserved by the Observatory. No access to or use of Observatory data shall be construed as a waiver of any rights or as a license to use data beyond the scope expressly stated herein.

§ 02

Governing Law and Jurisdiction

This Policy shall be governed by and construed in accordance with the laws of the Commonwealth of Massachusetts, without regard to its conflict of law provisions. For interactions with international users, this Policy shall apply to the maximum extent permitted by applicable local law.

Any dispute arising from or related to this Policy shall be subject to the exclusive jurisdiction of the state and federal courts located in Norfolk County, Massachusetts. By accessing Observatory data, all users consent to personal jurisdiction in Massachusetts and waive any objection to the venue or inconvenience of such forum.

§ 03

Permitted Uses

Observatory data are made available for the following limited, non-commercial purposes only:

  • Personal study and analysis
  • Educational classroom use
  • Student projects
  • Non-commercial academic research
  • Publication of analyses, figures, models, or conclusions derived from the data, subject to the attribution requirements of Section 4

All other uses require prior written authorization from the Observatory.

§ 04

Attribution Requirement

Any use of Observatory data in any published, presented, or publicly distributed work must include the following verbatim acknowledgment:

“Data provided by the Blue Hill Observatory & Science Center, Milton, Massachusetts. Continuous weather observations since 1885.”

Failure to include proper attribution is a material violation of this Policy.

§ 05

Prohibited Uses

Unless explicitly authorized in writing, Users may not:

  • Resell, license, sublicense, or commercially exploit Observatory data in any form
  • Redistribute the dataset in whole or in part to any third party
  • Publish the dataset for download by third parties
  • Host, mirror, or archive the dataset on any external website, repository, or storage service
  • Upload the dataset to any public or institutional data repository
  • Provide the data through APIs, automated services, or subscription platforms
  • Incorporate the data into any commercial product, software, application, or service
  • Use the data for AI or machine learning systems intended for commercial use or external distribution
  • Use the data to create derivative datasets that enable reconstruction of the underlying observations
§ 06

Commercial Licensing

Organizations seeking to use Observatory data for commercial purposes must obtain a license prior to any such use. Licensing inquiries: data@bluehill.org.

§ 07

Automated Access

Automated scraping, bulk harvesting, or systematic downloading of Observatory data is strictly prohibited without prior written authorization.

§ 08

Enforcement and Remedies

Violation of this Policy may result in immediate revocation of data access, pursuit of legal remedies available under United States law, and referral to applicable authorities. The Observatory reserves all rights to seek injunctive relief, damages, and attorneys’ fees in connection with any unauthorized use of its data.

Part II — Privacy Policy
§ 09–10

Scope & Information Collected

This section governs the collection, use, storage, and disclosure of personal information from visitors to the Blue Hill Observatory website and users of its data services. The Observatory may collect contact information (name, email, organization) when voluntarily submitted, usage data including IP addresses and pages visited, and data download records.

§ 11–12

How We Use Information & Retention

Information is used solely for: responding to inquiries and licensing requests; monitoring and enforcing compliance with this Policy; improving website performance; and communicating Observatory news to opted-in users. The Observatory does not sell, rent, or share personal information with third parties for marketing purposes. Data access records may be retained indefinitely for compliance and enforcement purposes.

§ 13

International Users and Data Transfers

The Observatory is located in the United States. International users acknowledge their information will be processed in the United States under U.S. law. Users requiring specific data processing agreements under non-US law must contact data@bluehill.org before accessing data.

§ 14–16

Cookies, Security & Children’s Privacy

The Observatory website may use cookies for analytics and functionality. By continuing to use the site, users consent to cookie use. The Observatory implements reasonable measures to protect personal information but cannot guarantee absolute security. Observatory data services are not directed at children under 13.

Part III — General Provisions
§ 17–20

Modifications, Severability, Entire Agreement & Contact

The Observatory reserves the right to modify this Policy at any time. Updated versions will be posted at bluehill.org. Continued use of Observatory data following any modification constitutes acceptance of the revised Policy. This Policy constitutes the entire agreement between the User and the Observatory. Questions and licensing inquiries: Blue Hill Observatory & Science Center, Milton, Massachusetts — data@bluehill.org

By accessing, downloading, or using any Blue Hill Observatory data or services, you acknowledge that you have read, understood, and agree to be bound by this Policy.
Effective January 1, 2025 · Blue Hill Observatory & Science Center · Milton, Massachusetts