Cover of Volume 2, No. 1, of the Army Air Forces Weather Service Bulletin. Patches of the 1st, 6th, 15th, and 25th Weather Squadrons.

Cover of Volume 2, No. 2, of the Army Air Forces Weather Service Bulletin. Artist's rendition of painting the Air Weather insignia on an Army Air Forces aircraft named the PIBAL PONY. PIBAL stands for pilot balloon.

The portable meteorological station provides all the necessary instruments and equipment for surface observations and charting the winds aloft by pibal ascents . Volume 2, No. 2, of the Army Air Forces Weather Service Bulletin, p. 10.

This mobile weather unit was the first development in complete service on wheels by the Weather Service. Considered bulky and detachable trailer is a shortcoming. Fifth Army Headquarters used such a unit on the Italian Front. Volume 2, No. 2, of the Army Air Forces Headquarters Weather Bulletin, p. 10.

The SCM 1 T4 mobile weather unit is far more compact and was able to operate as a contained unit. Volume 2, No. 2, of the Army Air Forces Weather Service Bulletin, p. 11.

Cover of Volume 2, No. 3, of the Army Air Forces Weather Service Bulletin. The weather instrument is a portable Japanese anenometer and wind vane captured in the western Pacific Ocean.

Cover of Volume 2, No. 4, of the Army Air Forces Weather Service Bulletin. A meteorologist is briefing pilots on expected weather during a trans-Atlantic flight from Newfoundland to Africa. The chart behind the weather officer contains "Recommended Flight Level Data."

Cover of Volume 2, No. 5, of the Army Air Forces Weather Service Bulletin. An Army weather unit is launching a pilot balloon for determining winds aloft.

Cloud microphotos showing water droplets and ice forming at the Mt. Washington, New Hampshire, observatory.

Cover of Volume 2, No. 6, of the Army Air Forces Weather Service Bulletin. Tracking a pilot balloon with a bedspring radio direction finder SCR-658 used for determining winds aloft. The observer is able to follow a free balloon-trans mitter very accurately by adjusting the azimuth and elevation of the "bedspring antennae.

Cover of Volume 3, No. 1 of the Army Air Forces Weather Service Bulletin. A captured German radiosonde.

German radiosonde RS-3 showing wet bulb thermometer and vacuum bottle for the pressure element. The radiation shields stand aside for display. Volume 3, No. 1 of the Army Air Forces Weather Service Bulletin, p. 1.

Left- German radiosonde RS-3, assembled, showing the pressure and humidity elements. Right: German radiosonde RS-3, assembled, showing the temperature element. Volume 3, No. 1 of the Army Air Forces Weather Service Bulletin, p. 2.

German radio wind transmitter, assembled, front and bottom view. Volume 3, No. 1 of the Army Air Forces Weather Service Bulletin, p. 3.

Cartoon showing "Reasons for no pilot balloon observations." Volume 3, No. 1 of the Army Air Forces Weather Service Bulletin, back cover.

Cover of Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin. Illustration of early use of radar to track storms.

Radar weather observations. Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin, p. 1.

Radar weather observations. Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin, p. 2-3.

Radar weather observations. Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin, p. 4.

Radar weather observations. Pre-frontal nimbostratus and rain are shown. Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin, p. 5.

Sequence of thunderstorm motion and activity. Volume 3, No. 2 of the Army Air Forces Weather Service Bulletin, p. 6-7.

Cover of Volume 3, No. 3 of the Army Air Forces Weather Service Bulletin. Colonel D. N. Yates receiving the Legion of Merit from Lt. General Carl Spaatz for "his part in deciding the choice of D-Day in Europe... he picked the only day in June on which the great operation could have been launched." Colonel Yates became head of the AAF Weather Wing and the AF Air Weather Service.

Cover of Volume 3, No. 5 of the Army Air Forces Weather Service Bulletin. Meteorologist adjusting anenometer cups on weather station.

Volume 3, No. 5 of the Army Air Forces Weather Service Bulletin, back cover. Pie chart of expenditure of time in a typical weather station.

Volume 3, No. 5 of the Army Air Forces Weather Service Bulletin, p. 10. Waterspouts in the Adriatic Sea.

Volume 3, No. 5 of the Army Air Forces Weather Service Bulletin, p. 11. A huge waterspout in the Adriatic Sea.

Cover of Volume 3, No. 6 of the Army Air Forces Weather Service Bulletin. An Army Air Forces Weather Wing meteorologist adjusts a recording device.

Volume 3, No. 6 of the Army Air Forces Weather Service Bulletin, back cover. Diagram of the extent of the Army Air Forces Weather Service. 18,000 men, 885 weather installations, 50 stations, and operating in over 50 countries at close of WW II.

Volume 3, No. 6 of the Army Air Forces Weather Service Bulletin, back cover. Tactical uses of weather by air and ground forces during WWII.

Cover of Volume 3, No. 7 of the Army Air Forces Weather Service Bulletin. City Hall of Asheville, North Carolina. Apparently used as the headquarters of Army Air Forces Weather Wing from 1943 through at least August of 1945. The Weather Wing changed its name to AAF Weather Service just prior to publication of this issue.

Volume 3, No. 7 of the Army Air Forces Weather Service Bulletin, pp. 12-13. Mobile field radar SCR-584 unit on left. Tower-mounted weather radar unit AN-APQ-13 on right.

Volume 3, No. 7 of the Army Air Forces Weather Service Bulletin, p. 12. Mobile field radar unit SCR-584.

Volume 3, No. 7 of the Army Air Forces Weather Service Bulletin, p. 13. Tower-mounted weather radar unit AN-APQ-13 with accompanying electronics package.

Cover of Volume 3, No.8 of the Army Air Forces Weather Service Bulletin. Preparing the daily weather map.

Volume 3, No. 8 of the Army Air Forces Weather Service Bulletin, back cover. Joe Dope gets in trouble for not going through channels to get the appropriate forms. Cartoon.

Cover of Volume 3, No.9 of the Army Air Forces Weather Service Bulletin. Several weather facscimile machine networks were in operation by the end of World War II. The first system was tested in 1942 between Washington, D.C., and Presque Isle, Maine.

Volume 3, No.9 of the Army Air Forces Weather Service Bulletin, p. 31. A communications truck of the 21st Weather Squadron after encountering two German paramines. Seven Purple Heart medals were awarded as a result of this tragedy. The weatherman also shared in the dangers of the Front.

Three-dimensional model weather map device designed at Tinker Air Force Base. This device allowed forecasters at Tinker AFB to improve forecasts by allowing the visualization of weather patterns in 3-D over a fairly large area. Such a device was first devised in 1935 by I. I. Zellon, a United States Bureau meteorologist at Pittsburgh, PA. Weather Service Bull. 6, 02/25/1949. P. 13.

Weather Service Bulletin No. 8, 1949. AN/CPS-9 storm detection radar console. This console houses four cathode-ray tube indicators and a range counter: a plan-position indicator, an R-scope, and B-scope, a range-height indicator, and a counter to read accurate range.

Radar range display of AN/CPS-9 storm detection radar system. This had a much greater range than earlier weather radars. Weather Service Bulletin No. 8, 1949. P. 10

Weather Service Bulletin No. 8, 1949. P. 11. Final page of article on AN/CPS-9 storm detection radar.

Weather Service Bulletin No. 8, 1949. P. 21. Cloud base and top radar indicator developed allowing cloud heights to be determined directly above the observer.

Weather Service Bulletin No. 8, 1949. P. 22. Cloud base and top radar indicator developed allowing cloud heights to be determined directly above the observer. Shows time series of thunderstorm with cloud tops at approximately 45,000 feet.

Weather Service Bulletin No. 8, 1949. P. 22. Cloud base and top radar indicator developed allowing cloud heights to be determined directly above the observer.

Weather Service Bulletin No. 9, 1949. P. 11. Wiresonde set AN/UMQ-4 components. This system was attached by wire to a retrievable balloon or kite which was reeled in or out to a height of approximately 1,000 feet.

Weather Service Bulletin No. 1, 1950. Cover. Illustrating an important Air Weather Service activity, this RB-29 of the 373rd Reconnaissance Squadron is shown coming in for a landing at Kindley AFB after completing a "routine" hurricane mission.

Propeller of an RB-29 Air Weather Service Reconnaissance aircraft flying in the eye of Typhoon Gloria as it made landfall on Okinawa. Captain Roy E. Ladd commanded the aircraft. Weather Service Bulletin No. 1, 1950. P. 50.

Weather Service Bulletin No. 1, 1950. P. 50. Circulation in eye of Typhoon Gloria. This was one of the earliest pictures capturing the circular nature of tropical storm circulation. Taken by T/Sgt Robert Aston, 514th Reconnaissance Squadron with K-20 camera from 10,500 feet.

Weather Service Bulletin No. 1, 1950. P. 54. A rare photo showing the Chiefs of the three major weather services together at the Thirtieth Anniversary meeting of the American Meteorological Society. L to R - Francis Reichelderfer of the USWB, Captain H. T. Orville of the Naval Weather Service, and General D. N. Yates of the Air Weather Service.

Weather Service Bulletin No. 2, 1950. Cover. V-2 rocket being prepared for White Sands Proving Ground. Besides weapons related research, a number of these rockets were used for meteorological research and early Earth photography from high altitude.