Agriculture thrives between early May and late September. The Heat Index is a measure of how hot it feels when relative humidity is added to actual air temperature. Like this location? The wettest time of the year is September through December. Ice in the southern Bering Sea that extends as far as Isanotski Strait has a general chilling effect on temperatures in winter since the moderating effect of open water is gone. The Aleutian Island is mostly cone volcano’s and some are still activate, but only on one side of the Island not all of the volcano’s can still activate. An eruption of Cleveland Volcano in the Aleutians as seen from the International Space Station. This creates a large band of atmospheric instability with rising moist air that stretches from the Kamchatka Peninsula in the west and all the Aleutian Islands chain. The average daily wind speed in December has been around 27 km/h, that’s the equivalent to about 17 mph, or 15 knots. Another storm will race through the Intermountain West today with snow, arrive in the Southern U.S. on Sunday with snow, rain and thunderstorms and reach the East on Monday. The Islands of the Four Mountains in Alaska’s central Aleutians are about as inhospitable an environment as a person can imagine. Since travel and work at sea depends upon favorable wind conditions, wind direction will determine where a fisherman can fish or where he can travel by sea. To maintain relevance to current weather trends the displayed information has been calculated using data collected over the past two decades. ANCHORAGE, Alaska (AP) — An explosive storm surpassing the intensity of 2012's Superstorm Sandy is expected to reach Alaska's western Aleutian Islands over … Westerlies often occur in the fall, as shown in the wind direction rose for September. Easterly winds are relatively uncommon. The storm track almost always leads from the west toward the east along the Aleutian chain. “In the early years, it was a very different place,” Estes said. Please click on the graph to see a larger version. The climate profile is taken from closest available data source to Aleutian Islands. The Aleutian Islands off Alaska's southwest coast represent a true bridge over troubled water, albeit a broken one. The climate of the islands is oceanic, with moderate and fairly uniform temperatures and heavy rainfall. The forecasts The climate of the islands is oceanic, with moderate and fairly uniform temperatures and heavy rainfall. The wind direction is very important to local fishermen and mariners. The information presented below gives detailed historical monthly average weather conditions along with exceptional weather occurrences. The region experienced record-breaking heat and record-dry conditions. Make it a Weather Favorite! of Atmospheric Sciences. A powerful storm swirled through the Aleutian Islands of Alaska this week, providing incredible satellite images and producing wind gusts near hurricane force. The seasonal changes in surface air tem-perature (SAT) across the Aleutian Islands are relat-ively uniform, from 5 to 10 C in summer to near freezing temperatures in winter. Storms over the Central Aleutian Islands will bring warm air up from the south as well as rain to the islands Monday into Tuesday. 1995). Temperature. Pilot Point, Aleutian Islands, Alaska weather conditions, average/minimum/maximum temperature, humidity variation graphs. The Aleutian Low storm tracks are shown in the map to the right. An active weather pattern will impact the U.S. this weekend into next week. Wind conditions in the Unimak area are the most important weather factor for local fishermen. The Aleutian Islands were no exception to the trend. In recent times the highest recorded temperature in December has been 12°C that's 54°F, with the lowest recorded temperature -17°C, about 1°F. Weather data, both graphic and numeric, for the Unimak area & Cold Bay can be accessed here. During the winter, it is located farther south, and is large, semi-permanent, and most intense. The "Cradle of the Storms" is the colloquial name for the Aleutian Low area because this is the stormiest area in the north Pacific.2  These cyclonic storms generally travel eastward along the Aleutians in the zone of the westerly winds. King Cove City, Aleutian Islands weather conditions, average/minimum/maximum temperature, humidity variation graphs. This image was acquired by the Landsat 7 satellite on June 16, 2000. The chart below plots the average monthly precipitation amount. Power et al. The average temperature difference between July and January is only about 10 degrees F. The moderating influence of the marine environment is the primary reason for this small temperature difference. The Aleutian Low shifts position and changes in intensity with the seasons. The chart below plots the average number of days in any month that you can expect to see rain falling. The summers are relatively quieter, but even then gale force winds usually occur. J.A. Its position and size can be shown to be correlated with major indices such as ENSO, and in this manner it conveniently represents a mechanism for assessing impacts from teleconnection patterns."1. ... (−15 °C) respectively. Precipitation falls in every month of the year but is heaviest August through December, as seen in the graph on the right. The Unimak Area of Alaska shows very small seasonal changes in temperature, as seen in the map to the right. Weather forecasts for the Unimak area can be accessed on the Internet here. A deep-draft vessel that intends to come within 3 nautical miles of the Aleutian or Pribilof Islands and anchor to avoid severe weather shall notify the Coast Guard as soon as practicable in accordance with 33 CFR 160.215: CONTACT INFORMATION: Given the small landmass, the human footprint is quite large — the region is ranked 5th out of the 13 regions for human impacts. Temperatures range from average lows of -7O°C to -20°C in winter to average highs of 10°C to 13°C in summer (Gallant et al. In recent years the maximum sustained wind speed has reached 96 km/h, that’s the equivalent of around 60 mph, or 52 knots. The average monthly amount of precipitation has been recorded at around 102 mm, that's 4 inches. 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