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Wednesday, April 23, 2014

April 23, 2014

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

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BLUE HILL METEOROLOGICAL OBSERVATORY MILTON, MASSACHUSETTS ELEVATION 635 FEET, 10 MILES SSW OF BOSTON, MA DAILY DISCUSSION AND CLIMATE SUMMARY WEDNESDAY, APRIL 23, 2014 ALL TIMES ARE IN EASTERN STANDARD TIME RAIN AND MUCH COOLER TODAY WITH SOME DISTANT RUMBLES OF THUNDER TOTAL RAINFALL FOR 24 HOURS ENDING 2 P.M. EDT 0.30 INCH Light rain which began last evening amounted to only 0.07 inch before it ended.  Rain began again this morning and has accumulated to 0.23 inch by 2 P.M. EDT. A few distant rumbles were heard to the south and southeast this morning as most of the activity remained well to the south of here. The high temperature of 52F for today occurred early this morning right around 8 A.M. EDT Today’s Observations: 7 A.M. Weather: Scattered stratocumulus, broken and overcast altocumulus layers invading Temperature: 52F; Dew Point: 48F; Wind: NNW at 11 kts, Wind: Direction gradually veering Sea-level pressure: 29.44 ins. Hg, falling slightly Visibility: 15 miles, WNW-E 20 miles, SSE-10 10 miles, showers of rain SSE-W, thin fog 6-hr max temp: 52F 6-hr min temp: 49F 24-hr precip: 0.07 in. BHO 1155 55 SCT E70 BKN 100 OVC 15 968/52/48/3311/944/ AC INVADING DRK SKY/SHRA SSE-W BRGHT SKY/HIER CLD VSB N-E VSBY WNW-E 20 SSE-W 10 THN F ALQDS WND GRDLY VEERING/ 8/55/ 58003 MANUAL 70007 ASOS 70007 10052 20049 10 A.M. Weather: Broken stratus fractus, overcast nimbostratus, few stratus fractus drifting below summit, thunderstorm with light rain occurring, began 9:30 A.M. occasional lightning in cloud and cloud to cloud distant SE-S moving NNE, thin fog, rain began 9:40 A.M. Temperature: 48F; Dew Point: 47F; Wind: NW at 15G23 kts, Sea-level pressure: 29.44 ins. Hg, steady Visibility: 6 miles, except 4 miles ESE, 12 miles NE. light rain and thin fog 3-hr precip: 0.05 in. BHO SA 1455 E7 BKN 30 OVC 6TR-F 968/48/47/3215G23/944/ FEW STFRA DRFTG BLO SMT TB30 SE-S MOVG NNE OCNL LTGICCC RB40/ 8/72/ 50000 ASOS 60004 MANUAL 6005/ 1 P.M. Weather: Broken stratus fractus, overcast nimbostratus, light rain and fog, light rain occasionally moderate rain Temperature: 47F; Dew Point: 47F; Wind: NW at 14G25 kts, Wind: Direction variability WNW to N Sea-level pressure: 29.44 ins. Hg, rising slightly Visibility: 5 miles in light rain and fog 6-hr max temp: 52F 6-hr min temp: 47F 6-hr precip: 0.23 in. BHO SA 1755 E7 BKN 20 BKN 35 OVC 5R-F 969/47/47/3214G25/944/ FEW STFRA DRFTG BLO SMT R- OCNL R TE15 MOVD NE WND 30V36/ 8/7/2/ 53001 ASOS 60023 MANUAL 6023/ 10052 20047 WEATHER SUMMARY FOR TUESDAY, APRIL 22 TEMPERATURE (DEGREES F) MAX…..72    NORMAL…..58 MIN…..44    NORMAL…..40 MEAN….58    NORMAL…..49 DEPARTURE FROM 30-YEAR NORMAL…………………….+9 TOTAL DEPARTURE FOR THE MONTH……………………+54 [+2.3 DEGREES/DAY] HEATING DEGREE DAYS (SEASON JUL TO JUN) TOTAL HEATING UNITS FOR YESTERDAY……………7  DEPARTURE……….-9 TOTAL HEATING UNITS FOR THE MONTH………….382  DEPARTURE………-55 TOTAL HEATING UNITS FOR THE SEASON………..6009  DEPARTURE………+88 TOTAL HEATING UNITS LAST SEASON TO DATE……5425  DIFFERENCE…….+584 PEAK GUST AND AVERAGE WIND SPEED (MPH) PEAK WIND GUST FOR YESTERDAY………………32 S   AT  3:33 P.M. AERO…………………..N/A ASOS…………………..34 S   AT  3:33 P.M. DAVIS………………….32 S   AT  3:33 P.M. RMY 33 FASTEST MILE FOR YESTERDAY………………..24 S   AT  4:11 P.M. MAXIMUM 2-MINUTE ASOS AVERAGE……………..25 S   AT  4:11 P.M. MAXIMUM 2-MINUTE DAVIS AVERAGE…………….24 S   AT  3:34 P.M. AVERAGE WIND SPEED AND DIRECTION………….14.8 SSW ASOS………………….15.3 DAVIS…………………14.3 SSW [200 deg] * last of several occurrences… PRECIPITATION (INCHES) THROUGH THIS MORNING (EST) TOTAL PRECIPITATION 24 HRS ENDING 7 A.M….0.07  DEPARTURE………….-0.07 ASOS…………..0.07 TOTAL PRECIPITATION FOR THE MONTH……….2.93  DEPARTURE………….-0.55 ASOS…………..2.91 TOTAL PRECIPITATION FOR THE YEAR……….18.05  DEPARTURE………….+0.57 ASOS………….18.45 SNOWFALL (INCHES) THROUGH THIS MORNING (EST) TOTAL SNOWFALL 24 HRS ENDING 7 A.M……….0.0  DEPARTURE………….. 0.0 TOTAL SNOWFALL FOR THE MONTH…………….0.8  DEPARTURE…………..-2.0 TOTAL SNOWFALL FOR THE SEASON…………..85.6  DEPARTURE………….+23.1 PRELIMINARY CLIMATE SUMMARY FOR APRIL 2014 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:  R.M. Young wind gust recording system TSTM: Thunderstorm day (thunder heard some time during day) ….: Data not yet available, records not finalized 4/1  48/31/40/-1/0.00/0.0/694/91          29 NNE AERO N/A        RMY N/A 4/2  56/34/45/+4/0.00/0.0/452/69          22 WSW AERO 20 MPH WSW RMY N/A 4/3  55/36/46/+4/0.00/0.0/707/92          23 NNW AERO 22 MPH NW  RMY 25 4/4  47/35/41/-1/0.31/0.0/255/33          26 ESE AERO N/A        RMY 25 4/5  51/33/42/-1/0.19/0.0/186/24          39 WNW AERO N/A        RMY 40 4/6  58/29/44/+1/0.00/0.0/755/97          25 W   AERO N/A        RMY N/A 4/7  59/44/52/+9/0.05/0.0/187/24          28 SSE AERO N/A        RMY N/A 4/8  62/41/52/+8/0.61/0.0/016/02          45 W   AERO N/A        RMY 44 4/9  60/36/48/+4/0.00/0.0/707/90          35 NW  AERO N/A        RMY 36 4/10 57/33/45/0/0.00/0.0/742/94           38 S   AERO N/A        RMY 39 4/11 70/45/58/+13/T/0.0/111/14            32 S   AERO N/A        RMY N/A 4/12 68/44/56/+11/0.00/0.0/699/88         28 W   AERO N/A        RMY 28 4/13 65/45/55/+10/0.04/0.0/215/27         35 S   AERO N/A        RMY N/A 4/14 73/55/64/+18/0.00/0.0/296/37         55 SW  AERO N/A        RMY 62 4/15 66/38/52/+5/1.22/0.0/000/00          62 S   AERO N/A        RMY 68 4/16 43/28/36/-11/0.43/0.8/…/..         39 NNW AERO N/A        RMY 39 4/17 39/29/34/-13/T/T/…/..              35 NE  AERO N/A        RMY 34 4/18 42/28/35/-13/0.00/0.0/…/..         25 E   AERO N/A        RMY 25 4/19 62/35/49/1/0.00/0.0/…/..           31 NW  AERO N/A        RMY 32 4/20 52/36/44/-5/0.00/0.0/…/..          21 E   AERO N/A        RMY 22 4/21 67/36/52/+3/0.00/0.0/…/..          25 SSW AERO N/A        RMY 26 4/22 72/44/58/+9/0.07/0.0/…/..          32 S   AERO N/A        RMY 33 4/23 morning low temp: 49F; the normal low is now 41F DAILY RECORDS FOR APRIL 2014 4/14 – Minimum temperature of 55F EQUALS RECORD HIGH MINIMUM FOR THIS DATE SET IN 1909. DAILY EXTREMES Temperature and precipitation records back to 1885, and wind records back to 1940 (e = estimated): RECORDS FOR APRIL 23 HIGH 85 IN 1908, 2007 LOW 25 IN 1933,1989 PRECIP 1.99 IN. IN 2012 SNOWFALL 2.0 IN. IN 2012 PEAK GUST 64 MPH WNW IN 1962 RECORDS FOR APRIL 24 HIGH 82 IN 2001 LOW 22 IN 1930 PRECIP 2.51 INS IN 1898 SNOWFALL 1.2 INS IN 1967 PEAK GUST 59 MPH NW IN 1962 TODAY’S REPORT PREPARED BY: Robert Skilling
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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
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