Tropical Storm 18S (2021)
Track & history
Storm history
This system formed in the Southern Hemisphere in January 2021 and peaked as a tropical storm with maximum sustained winds of 45 mph (75 km/h) and a minimum pressure of 990 mb. It made landfall near Mandurah, Australia. The system was tracked for 11 days.
Track data
Download CSVData source: NOAA NCEI IBTrACS v04r01. IBTrACS v04r01 use constraints.
Gahtan, Jennifer; Knapp, Kenneth R.; Schreck, Carl J. III; Diamond, Howard J.; Kossin, James P.; Kruk, Michael C. (2024). International Best Track Archive for Climate Stewardship (IBTrACS) Project, Version 4.01. NOAA National Centers for Environmental Information. Cite the subset used and access date. IBTrACS v04r01 dataset DOI.
| Time UTC | Position | Strength | Wind | Pressure |
|---|---|---|---|---|
| 2021-01-28 00:00 | 15.2°S 127.7°E | TD | 15 mph / 30 km/h | 998 mb |
| 2021-01-28 06:00 | 15.2°S 127.3°E | TD | 15 mph / 30 km/h | 998 mb |
| 2021-01-28 12:00 | 15.2°S 126.8°E | TD | 15 mph / 30 km/h | 996 mb |
| 2021-01-28 18:00 | 15.7°S 126.8°E | TD | 30 mph / 45 km/h | 1004 mb |
| 2021-01-29 00:00 | 16.4°S 126.2°E | TD | 30 mph / 45 km/h | 1004 mb |
| 2021-01-29 06:00 | 16.6°S 125.9°E | TD | 30 mph / 45 km/h | 997 mb |
| 2021-01-29 12:00 | 16.8°S 125.7°E | TD | 30 mph / 45 km/h | 999 mb |
| 2021-01-29 18:00 | 17.1°S 125.5°E | TD | 35 mph / 55 km/h | 997 mb |
Show all 45 points
| 2021-01-30 00:00 | 17.4°S 125.3°E | TD | 35 mph / 55 km/h | 998 mb |
| 2021-01-30 06:00 | 17.9°S 124.7°E | TD | 35 mph / 55 km/h | 995 mb |
| 2021-01-30 12:00 | 18.4°S 124.2°E | TD | 35 mph / 55 km/h | 995 mb |
| 2021-01-30 18:00 | 18.9°S 123.8°E | TD | 35 mph / 55 km/h | 996 mb |
| 2021-01-31 00:00 | 19.9°S 123.1°E | TD | 35 mph / 55 km/h | 999 mb |
| 2021-01-31 06:00 | 20.6°S 122.5°E | TD | 35 mph / 55 km/h | 999 mb |
| 2021-01-31 12:00 | 21.1°S 121.4°E | TD | 35 mph / 55 km/h | 998 mb |
| 2021-01-31 18:00 | 21.0°S 120.2°E | TD | 35 mph / 55 km/h | 997 mb |
| 2021-02-01 00:00 | 20.8°S 119.3°E | TD | 35 mph / 55 km/h | 997 mb |
| 2021-02-01 06:00 | 20.6°S 119.1°E | TD | 35 mph / 55 km/h | 997 mb |
| 2021-02-01 12:00 | 21.1°S 118.2°E | TD | 35 mph / 55 km/h | 996 mb |
| 2021-02-01 18:00 | 21.5°S 117.2°E | TD | 35 mph / 55 km/h | 992 mb |
| 2021-02-02 00:00 | 22.0°S 116.2°E | TD | 30 mph / 45 km/h | 999 mb |
| 2021-02-02 06:00 | 22.8°S 115.8°E | TD | 30 mph / 45 km/h | 1001 mb |
| 2021-02-02 12:00 | 23.8°S 115.2°E | TD | 35 mph / 55 km/h | 998 mb |
| 2021-02-02 18:00 | 23.9°S 114.4°E | TD | 35 mph / 55 km/h | 998 mb |
| 2021-02-03 00:00 | 23.8°S 114.5°E | TD | 35 mph / 55 km/h | 997 mb |
| 2021-02-03 06:00 | 23.8°S 114.4°E | TD | 35 mph / 55 km/h | 994 mb |
| 2021-02-03 12:00 | 23.8°S 114.5°E | TD | 35 mph / 55 km/h | 992 mb |
| 2021-02-03 18:00 | 23.5°S 114.7°E | TD | 35 mph / 55 km/h | 992 mb |
| 2021-02-04 00:00 | 24.3°S 114.2°E | TD | 35 mph / 55 km/h | 993 mb |
| 2021-02-04 06:00 | 24.4°S 113.7°E | TS | 40 mph / 65 km/h | 991 mb |
| 2021-02-04 12:00 | 24.6°S 113.4°E | TS | 40 mph / 65 km/h | 992 mb |
| 2021-02-04 18:00 | 24.7°S 113.1°E | TS | 40 mph / 65 km/h | 996 mb |
| 2021-02-05 00:00 | 25.0°S 112.3°E | TD | 35 mph / 55 km/h | 994 mb |
| 2021-02-05 06:00 | 24.9°S 112.0°E | TD | 35 mph / 55 km/h | 994 mb |
| 2021-02-05 12:00 | 24.9°S 112.6°E | TD | 30 mph / 45 km/h | 995 mb |
| 2021-02-05 18:00 | 25.2°S 112.9°E | TD | 30 mph / 45 km/h | 1000 mb |
| 2021-02-06 00:00 | 26.4°S 113.1°E | TD | 35 mph / 55 km/h | 998 mb |
| 2021-02-06 06:00 | 27.1°S 113.4°E | TS | 40 mph / 65 km/h | 996 mb |
| 2021-02-06 12:00 | 28.1°S 113.8°E | TD | 35 mph / 55 km/h | 995 mb |
| 2021-02-06 18:00 | 29.3°S 114.2°E | TS | 45 mph / 75 km/h | 992 mb |
| 2021-02-07 00:00 | 30.3°S 114.7°E | TS | 45 mph / 75 km/h | 992 mb |
| 2021-02-07 06:00 | 31.4°S 115.1°E | TS | 45 mph / 75 km/h | 990 mb |
| 2021-02-07 12:00 | 32.6°S 115.8°E | TS | 45 mph / 75 km/h | 992 mb |
| 2021-02-07 18:00 | 34.0°S 115.9°E | TS | 45 mph / 75 km/h | 994 mb |
| 2021-02-08 00:00 | 35.5°S 116.2°E | TS | 45 mph / 75 km/h | 994 mb |
Tropical Storm 18S 2021 FAQ
Did Tropical Storm 18S 2021 make landfall?
Yes. 18S made landfall near Mandurah, Australia on Feb 7 2021, with sustained winds of 45 mph (75 km/h) at the first landfall.
How strong did 18S get in 2021?
18S peaked as a tropical storm with maximum sustained winds of 45 mph (75 km/h) and a minimum central pressure of 990 mb.
When did 18S form and dissipate?
18S was first tracked on Jan 28 2021 and last tracked on Feb 8 2021, about 11 days in all.