Severe Thunderstorm Warning for Heavy Rainfall in Northern Rivers and Snowy Mountains
This alert is no longer in effect.
BOM issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this BoM weather warning directly from BOM's official public data feed. See our methodology for full source attribution and refresh cadence.
The Bureau of Meteorology has issued a high-priority warning for heavy rainfall and potential flash flooding across parts of New South Wales, including Lismore and Cooma.
Read this weather record in 30 seconds
- Record type
- Severe Thunderstorm Warning
- Affected area
- New South Wales, Australia
- Issued
- April 6, 2026
- Issuing authority
- BOM
Storm notices can cover different combinations of wind, hail, lightning, and rainfall. Use the original notice for the hazards and boundaries attached to this specific record.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in New South Wales, Australia.
Alert Details
The Australian Government Bureau of Meteorology (BOM) has issued a Severe Thunderstorm Warning (IDN21033) for heavy rainfall. This alert is classified as a top priority for immediate broadcast and was issued at 1:59 pm local time on Friday, February 27, 2026.
Affected Areas
The warning covers parts of the Northern Rivers, South West Slopes, and Snowy Mountains Forecast Districts in New South Wales. Specific locations that may be impacted include:
- Lismore
- Cooma
- Jindabyne
- Adaminaby
- Khancoban
- Ballina
What You Should Do
The State Emergency Service (SES) advises residents in the affected areas to take the following precautions:
- Keep clear of creeks and storm drains.
- Do not walk, ride, or drive through flood water.
- If you are trapped by flash flooding, seek refuge in the highest available place and call 000 if you need rescue.
- Stay indoors and away from windows; keep children and pets inside.
- For emergency help in floods and storms, contact the SES at 132 500.
Expected Conditions
An easterly moist onshore flow is currently generating persistent showers and thunderstorms across the Northern Rivers. Simultaneously, slow-moving heavy thunderstorms have developed over the Snowy Mountains. These conditions are likely to produce heavy rainfall that may lead to flash flooding within the warning area over the next several hours.
Timeline
The warning was issued at 1:59 pm on Friday, February 27, 2026. The hazardous conditions are expected to persist throughout the afternoon, with the next official update scheduled for release by 5:00 pm.
Original source: BOM Official Notice ↗
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