[Quick Archive Overview]Unnamed Typhoon (CMAcode19779002, not included in that year's code sequence) was a 1977 Northwest Pacific typhoon; peak intensity: severe tropical storm, maximum wind: 25 m/s, minimum central pressure: 988 hPa, no landfall in China, numbered off on 1977-08-27, with 24 track points recorded throughout.
Code explanation: 19779002 is an internal CMA code. This tropical cyclone is recorded in the China Meteorological Administration best-track dataset, but was not included in the 1977 code sequence, so it does not occupy a sequence number for that year.
Track data sources: China Meteorological Administration Tropical Cyclone Best Track Dataset (CMA-STI); wind speeds are 2-minute sustained wind speeds.
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Typhoon Unnamed Route
Unnamed Typhoon was located at 29.5°N, 133°E over the Northwest Pacific at 14:00 on 1977-08-21; initial intensity: tropical depression.
It peaked at Severe Tropical Storm intensity with max winds of 25 m/s (~90 km/h) and a minimum central pressure of 988hPa, recorded at 1977-08-22 08:00.
After 08:00 on 1977-08-27, Unnamed Typhoon gradually weakened and was numbered off at 08:00 on 1977-08-27; its lifecycle recorded 24 track points.
Typhoon Unnamed Route Database
| Time | Position | Intensity | Wind · Pressure | Move toward |
|---|
| 08-21 14:00 | 29.5°N
133°E | Tropical Depression | 15 m/s
998 hPa | - |
| 08-22 02:00 | 30.5°N
135°E | Tropical Storm | 20 m/s
994 hPa | NE |
| 08-22 14:00 | 31.6°N
138°E | Severe Tropical Storm | 25 m/s
992 hPa | ENE |
| 08-23 02:00 | 32.3°N
141°E | Severe Tropical Storm | 25 m/s
990 hPa | E |
| 08-23 14:00 | 31.7°N
143.3°E | Tropical Storm | 20 m/s
990 hPa | E |
| 08-24 02:00 | 31.5°N
145°E | Tropical Storm | 20 m/s
990 hPa | E |
| 08-24 14:00 | 32°N
146.6°E | Tropical Storm | 20 m/s
994 hPa | ENE |
| 08-25 02:00 | 32.8°N
148.6°E | Tropical Depression | 15 m/s
996 hPa | ENE |
| 08-25 14:00 | 33°N
151.5°E | Tropical Depression | 15 m/s
996 hPa | E |
| 08-26 02:00 | 32.9°N
154°E | Tropical Depression | 12 m/s
996 hPa | E |
| 08-26 14:00 | 32.5°N
156°E | Tropical Depression | 12 m/s
998 hPa | ESE |
| 08-27 02:00 | 32.1°N
158°E | Tropical Depression | 10 m/s
1000 hPa | ESE |
| 08-27 08:00 | 32°N
159°E | Tropical Depression | 10 m/s
1004 hPa | E |
Sampled rows shown; all 24 track points are available on the interactive map or via the public API .
FAQ
Which numbered typhoon of 1977 was Unnamed Typhoon?
Unnamed Typhoon 19779002 was assigned this internal CMA code, but it was not included in the 1977 code sequence (it is recorded in the CMA (China) best-track dataset, but was not coded that year).
Where does the track data for the unnamed typhoon come from?
Track data sources: China Meteorological Administration Tropical Cyclone Best Track Dataset (CMA-STI); wind speeds are 2-minute sustained wind speeds.
What level has the unnamed Typhoon reached?
Unnamed Typhoon reached a peak intensity of severe tropical storm, with maximum wind of 25 m/s and minimum central pressure of 988 hPa.
Typhoon hasn't been named Landfall?
According to records, the Typhoon is not named and is not in our coastal landfall.
Where can I view typhoon's live track map?
TyphoonSays (taifengshuo.com) provides the track history of Unnamed Typhoon, forecasts from meteorological agencies in multiple countries, wind circle coverage, and intensity trends. Page URL: https://taifengshuo.com/typhoon/19779002.
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