Aloha from Johnston Island: Mark Eggerich's site about working on a small Island in the South Atlantic.
CIA - The World Factbook: United States Pacific Island Wildlife Refuges: Features map and brief descriptions of the geography, people, government, economy, communications, transportation, military and transnational issues.
Climate Summary: 1951-2000: Weather statistics and trends from 1951 to present.
Encyclopedia of the Nations - Johnston Atoll: Provides information about the country's geography, people, government, economy and tourism. From Thomson Gale.
Jane's Oceania - Johnston Island History: A good, brief summary of JI history.
JI Pictures from 1960s: A collection of JI pictures from the Portland Atomic Veterans Association
Johnston Island DX Expedition - 2001: A ham radio expedition to Johnston Island, 2001.
Johnston Island Memories: Find a history of Johnston Island, plus details about the men and women who served on the island.
NationMaster - Johnston Atoll: Profile includes information for various aspects of the country, with a special emphasis on statistics and rankings.
NOAA NWS - Johnston Island Weather: US government site provides hour-by-hour weather conditions for the past 24 hours for major cities and locations in the country.
University of Texas Libraries - Johnston Atoll Nautical Chart: NOAA navigational chart. Scale 1:50,000 1990 (289K)
Weather Underground - Johnston Island: Displays current conditions at the weather station along with a five-day forecast and more detailed information.
Wikipedia - Johnston Atoll: Hyperlinked encyclopedia article covers the atoll's history and geography.