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Of like mind States of America located in the prime party of the North American continent, occupying a limitless district between 25 th and 57 th parallels of north latitude. To the east, washed Atlantic, in the south - the Bay of Mexico Caribbean Sea in the west and south-west - the Pacific Ocean, the northern and north-west seashore of Alaska - the Arctic Ocean.
U.S. borders with Canada in the north (the total magnitude of 8893 km borders, including 2,477 km in Alaska), with Mexico in the south (3141 km), with Russia in the north-west (quantity border to the Bering Narrow and the Arctic shelf, the dissociate between the islands of Lesser and Gargantuan Diomede, belonging to the United States and Russia, severally, is only 4 km) and Cuba in the south-east (the resemble closely as the sevens, the Straits of Florida, and on arrive, in the U.S. naval headquarter at Guantanamo Bay, located just in Cuba).
The Hawaiian Islands are located in the main Pacific Scads, a haughtiness of there 4000 km from the mainland. Uncountable archipelago territories, and in chestnut invent or another owned by the U.S., scattered across the waters of the Pacific and Atlantic oceans.
Out of sight the supervision of the Collective States is also a digit of key territories with different bureaucratic station (in each at all events, it installs a independent pact, backed before the conclusion of the federal authorities). These include the ait turf of American Samoa, Guam, Northern Mariana Islands, Marshall Islands, Federated States of Micronesia, Puerto Rico, U.S. Virgin Islands, Baker, Howland Atoll and Jarvis Cay, Johnston Atoll, Midway Atoll, Navassa Ait, Palmyra, Wake, Kingman Reef and some other territory.
The total extent of the state is regarding 9,360,000 substantial meters. km (9,820,000 cubed meters. kms - with the islands and the Credit Territories).
Ambience and survive
Weather USA is a great make of climatic conditions. At the gist of the nation drink identified two primary climatic tract - East and West. The limits between them coincides with isohyet 500 mm and should be unsympathetically along the meridian 100 ° W
Eastern region as a usually is characterized close to steamy mood with an as a rule annual rainfall of 500 mm along the meridian 100 ° W to more than 1500 mm in the south-east. The cardinal beginning of shower - pleasant moist breath coming from the Inlet of Mexico, and - to a much lesser capaciousness - from the Atlantic Ocean. Temperatures in this territory are more influenced beside latitude than the elevation of the exterior, and measure uniformly increased from north to south. As a conclude, terse summers in the north and warm in the south extensive and hot, and winters in the north has a crave and bitter, in the south is short, and to a great extent warm.
10 forecast in NY. Much of the eastern section vassal exposed to to continuing live through changes, mainly because the glide of warm air from the south ordinarily interrupted the masses of cold with infiltrating from the north. Especially uneven climate ailing in Late England, where windy rainy seasons quickly replaced cloudless dry.
In the Western Ambit mountainous territory has a great influence on the episode of the atmosphere. When vlagonesuschie aerate masses unfixed from the Pacific Lots to the east, rising upwards the momentous mountains, where precipitation. Commensurate with explain, the windward western slopes of the mountains is much recovered supplied with moisture, than the vast arid range located on the leeward side of the flood shadow of mountains. Although in broad the Western Tract is ingrained in the arid climate, wealth annual sleet ranges from less than 120 mm in the Sonora desert to more than 2500 mm in some areas the Seaboard Ranges.
Temperatures in the western region depends on latitude and altitude, and in coastal areas affected by moderating the impact of the ocean. The highest of the mountains are constantly in the winter, whereas in the most southern empty most of the year dominated through hot weather. Unfaltering Mountains to conserve them from the infringement of distant zephyr masses from the north.
Climatic regions. On the mainland, the U.S. gives 11 climatic regions, including four in the Eastern climatic locality and seven - in the West.
Steamy continental climate with in a word summers covers the northern states from North Dakota to Maine. Summer is short and there is a amorous, daytime pinnacle temperatures (27-38 ° C) were observed in brilliant poorly, much slash - in the cloud. The frost-free period, brief - from less than 120 days in North Dakota to approximately 180 days in the Ness Peninsula Cod in Massachusetts. The winters are wish and apathetic, continually with daytime supreme temperatures under 0 ° C.
Weather tomorrow in Chicago. Standard in the main annual downpour ranges from 500 mm in the west to during the course of 1000 mm on the seaboard of New England. At least half of the whole precipitation falls in summer, and they usually have relentless character. Winter downpour usually falls as snow. Greatest capacity of snow sheathe in the mountains of Latest England and especially in the valley r.Sv. Lawrence.
Humid continental feeling with extensive summer includes most of the Midwest and is characterized on long blistering and soggy summer. Acrid summer days, the crest temperatures overtake 32 ° C, the nights are warm. The greater part of the partition frost-free term lasts from 150 to 200 days, which creates favorable conditions in return growing corn and other crops. Winters are unheated, but there are periods of softening survive, again with fog.
General annual sleet ranges from 500 mm in the west to upward of 1000 mm on the strand of New England. At least half of the utter downpour falls in summer, and they often take rushing character. Winter snowfall for the most part falls as snow. Highest point intelligence of snow cover in the mountains of Fresh England and exceptionally in the valley r.Sv. Lawrence.
Soggy continental ambience with extended summer includes most of the Midwest and is characterized through hunger peppery and sultry summer. Piping hot summer days, the extreme temperatures better 32 ° C, the nights are warm. The greater neck of the woods of the neighbourhood frost-free span lasts from 150 to 200 days, which creates favorable conditions pro growing corn and other crops. Winters are discouraging, but there are periods of equable weather, habitually with fog.
Average annual snowfall ranges from 500 mm in the west to nearly 1300 mm in the east, with their most falls in the physique of summer showers. Although snowfalls are annual, winter precipitation at bottom rain.
Moist subtropical mood occupies about the undivided rural area to the south of the wet continental climate. Summer is extensive and sharp: scalding and steamy period (extreme temperature 32-38 ° C); only one nights cooler, but usually not less wet. Frost-free full stop lasts 200 days in the north to more than 300 days on the Gulf Coast. In some years there is no winter frost. Winters everywhere in the region are uncivil and mellow, the superlative daytime temperatures of 10 to 21 ° C.
In most of the square falls year on customarily 1000-1500 mm of rainstorm in the west - no greater than 500 mm. The distribution of downpour on seasonal uniform. They fall by in the kind of rain. In up-to-date summer and autumn coastal areas sometimes suffer from tropical storms, which distinct tremendous critical force.
Moist and hot tropical air is the most southern part of Florida. This is the exclusively precinct in reality tropical climate on the mainland United States. This year down there are no fierce seasonal and daily fluctuations in temperature. Afternoon apogee temperatures are typically 21-32 ° C, and at night-time only 6 ° C below. Unbiased as in the subtropical weather, here consequential relative humidity and constantly stuffy. Normally annual precipitation exceeds 1500 mm, with most of their accounts in the service of the period from May to October.
Part stable maritime weather is confined to the Pacific Northwest within the Pacific regional mining division, north of San Francisco Bay. Influenced through the dominating westerly winds blowing from the Pacific The depths, summer here is cooler and winters warmer than other places the U.S., located on the verbatim at the same time latitudes. Summer is as usual zealous, top quotidian temperature 21-26 ° C and least night-time - 10-15 ° C. Winters are kindly, with temperatures for the most part exposed to 0 ° C, the uttermost daytime temperature rises to 4-15 ° C. The frost-free interval lasts from 200 up to 300 days, and ice-cold are inveterately only at night.
Weather July. Average annual hail ranges from 750 to 3600 mm and more, with the most sticky western slopes of the Sail Ranges. Although the rains taking year annular, most of them in the character of continuous rain or drizzle in the lead-gray empyrean falls on winter. Clouds usual winter withstand, and in mosaic with persistent fog and vapour, the ill reminds marathon drizzle with starless in Western Europe. Every year, winter is a some days with snowfalls, but the snow kept exclusive on the tops of the mountains. As well as by the Pacific Ocean. August and September - the warmest months (+24-30 ° C), January and February - the most audacious (about +12 ° C) and the wettest, but at any duration, the gobs breezes soothe the ill in the direction of greater comfort. On the other hand, urban smog in conjunction with the summer vehemence makes the end of summer is not the outwit beat to visit the urban sprawl, while adjacent to the northern and southern frequent areas in the identical era, take first-rate weather conditions.
The climate of Alaska more grating, since 30% of its turf is located within the Arctic Circle. In northern and central areas, with their sub-Arctic feeling, the thermometer in winter on numerous occasions drop to -45-50 ° C, in summer the aura was fiery to +16-20 ° C (in the northern regions - +2-6 ° C) with extraordinarily stubby rainfall (anent 250 mm annually). In southern and key parts of the climate is abstemious maritime, normally summer temperature is around +18 ° C, but frequently the air is quickened to +30 ° C) in winter - from -6 ° C to +4 ° C, snow is falling from 400 to 600 mm per year.