Maryland Weather Service, Том 1Johns Hopkins Press, 1899 |
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actinometer Alleghany Appalachian Atlantic atmosphere average Baltimore band Blue Ridge broad Catoctin mountain channel charts Chesapeake Chesapeake Bay Chestertown climate clouds coast Coastal Plain County crop Cumberland Deer Park Delaware deposits district divides drainage Eastern Shore elevation Ellicott City Falls Fallston feet flood-plain flow formation Fort McHenry Garrett county Geological gneiss gorge gravels Harford county headwaters heat inches land limestone located lower courses marble marble bands Mardela Springs Maryland Weather Service meteorological miles moisture Monocacy monthly mountains normal observations ocean Parr's Ridge Patapsco peneplain phyllites Piedmont Plateau plant Pocomoke City portion Potomac present pressure province quartzite rain rainfall record region resistant bands river rocks sand slope soil stations steep storms strata streams sunshine surface temperature terrace thermometer tion topographic tributaries U. S. Weather Bureau upland valleys Washington waves weather map wind
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Страница 296 - A red flag with a black center indicates that a storm of marked violence is expected . The pennants displayed with the flags indicate the direction of the wind: red, easterly (from northeast to south); white, westerly (from southwest to north).
Страница 330 - Within is a country that may have the prerogative over the most pleasant places of Europe, Asia, Africa, or America, for large and pleasant navigable rivers: heaven and earth never agreed better to frame a place for mans habitation being of our constitutions, were it fully manured and inhabited by industrious people.
Страница 344 - These observations refer principally to the summer, though they affect spring and autumn nearly in the same ratio. 5. The moon's change, first quarter, full, and...
Страница 355 - War be, and he hereby is, authorized and required to provide for taking meteorological observations at the military stations in the interior of the continent and at other points in the States and Territories of the United States, and for giving notice on the northern lakes and on the seacoast, by magnetic telegraph and marine signals, of the approach and force of storms.
Страница 344 - The nearer to midday or noon these phases of the moon happen, the more foul or wet weather may be expected during the next seven days. 4. The space for this calculation occupies from ten in the forenoon to two in the afternoon. These observations refer principally to the summer, though they affect spring and autumn nearly in the same ratio.
Страница 344 - The nearer the time of the moon's change, first quarter, full, and last quarter, is to midnight, the fairer will the weather be during the seven days following. 2. The space for this calculation occupies from ten at night till two next morning.
Страница 460 - ... under the name of Eastern Maryland (or Eastern Shore), while the latter is commonly referred to as Southern Maryland. The eastern division includes the counties of Worcester, Somerset, Dorchester, Caroline, Talbot, Queen Anne's, Kent and part of Cecil. To this region most of the state of Delaware properly belongs. Nowhere, except in the extreme north, does the country reach 100 feet in elevation, while most of it is below 25 feet in height. Both on the Atlantic coast and more especially upon...
Страница 338 - We have frequently, along this North American coast, storms from the northeast, which blow violently sometimes three or four days. Of these I have had a very singular opinion some years, viz. that, though the course of the wind is from northeast to southwest, yet the course of the storm is from southwest to northeast; that is, the air is in violent motion in Virginia before it moves in Connecticut, and in Connecticut before it moves at Cape Sable, &,c.
Страница 28 - The sum of two thousand dollars * annually, or so much thereof as shall be necessary, is hereby appropriated out of any funds of the Treasury not otherwise appropriated...
Страница 459 - ... stretches from the Atlantic coast-line to the crest of the Alleghanies and from its central situation affords, perhaps, the most characteristic section of this broad belt. The country rises from the sea level at first gradually and then more rapidly until it culminates in the high lands of the western portion of the state. It has been divided throughout the middle Atlantic slope into three physiographic areas known respectively as the Coastal Plain, the Piedmont Plateau and the Appalachian Region....