skip page header
FORECAST SOL: Moderate 
MAG: Moderate ION: Normal 
MAG: Moderate ION: Normal
Space Weather Conditions
Summary Forecast
Tuesday 21 May
last updated 20/2317 UT
Solar activity on UT day 21-May is expected to be at R0-R1 levels. The solar wind speed is expected to be light to moderate. G0 geomagnetic conditions are expected. HF radio communication conditions are expected to be mostly normal. Maximum usable frequencies are expected to be near predicted monthly values to 15% enhanced. Shortwave fadeouts are possible.
Site News
-
2024-05-19Space Weather systems are undergoing a planned upgrade. There may be intermittent outages from 12:00 pm (AEST) on 29 May 2024, for up to 24 hours, subject to any unforeseen delays. If you require alternative sources of data during this time please contact the Australian Space Weather Forecasting Centre by emailing ASWFC@bom.gov.au
-
2024-05-17
Postponed. New date yet to be announced. On Tuesday 21 May 2024, between 1:00am and 7:00am (AEST), SWPC plans to perform a major network upgrade that will severely limit its operational capabilities and distribution of data to the ASWFC. Access to products and data on the SWPC website will also be impacted and at times will be severely limited to completely unavailable. This will have impacts on ASWFC products and services. Click for further detail.
-
2024-05-09Missing Flare Alerts due to software issue. Click for more information.
-
2024-04-10
The Bureau of Meteorology will be conducting essential system maintenance. Our services will be unavailable between 30 minutes and up to 45 minutes during the following time: • 12:45 pm Wednesday 10 April 2024 to 01:45 pm Wednesday 10 April 2024 AEST. Click here for more information.