Kona Storm Impacts: Prepare for Supply Chain Disruptions and Travel Cancellations by March 14
A powerful Kona storm is forecast to impact the Hawaiian Islands starting Tuesday evening, March 10, and is expected to persist through Saturday, March 14. This weather event will bring strong southerly winds, heavy rainfall, and increased surf, leading to a high probability of significant disruptions across various sectors of Hawaii's economy. Immediate operational adjustments and preparedness measures are critical to mitigate potential losses and ensure business continuity.
The Change
The National Weather Service has issued advisories and watches for potential heavy rainfall and flash flooding across the islands. Kona storms are characterized by winds shifting from the typical northeasterly trade winds to southerly or southwesterly winds. This shift can bring prolonged periods of rain, especially to leeward areas that are typically drier, increasing the risk of landslides and localized flooding. The storm is predicted to affect all major islands, with varying intensity expected throughout the week.
Who's Affected
Small Business Operators (small-operator):
- Supply Chain Disruptions: Expect significant delays and potential shortages in inventory due to disrupted inter-island and mainland shipping and flight schedules. Delivery of essential goods, raw materials, and finished products may be postponed.
- Operational Costs: Increased risk of damage to property, potential for business interruption, and possible overtime pay if staff must work through adverse conditions.
- Staffing: Employees may face challenges commuting to work due to road closures, flooding, and unsafe travel conditions, potentially leading to staffing shortages.
Tourism Operators (tourism-operator):
- Travel Disruptions: Airlines are likely to experience cancellations and delays, impacting arriving and departing visitors. This will lead to booking complications and potential lost revenue.
- Activity Cancellations: Outdoor tours, boat excursions, and other visitor activities may be canceled due to unsafe weather and sea conditions, directly impacting revenue streams.
- Property Damage: Coastal properties, particularly vacation rentals, may be vulnerable to high surf and storm surge, necessitating immediate protective measures and potential guest relocation.
Agriculture & Food Producers (agriculture):
- Crop Damage: Heavy rainfall and flooding can lead to crop loss, particularly for field crops. Wind damage can also affect orchards and greenhouses.
- Harvesting & Logistics: Storm conditions will make it difficult or impossible to harvest crops, and transportation of goods to markets or processing facilities will be severely hampered.
- Livestock Impact: Flooding and high winds can pose risks to livestock, requiring secure shelter and potentially increased feed logistics if pastures become unusable.
Real Estate Owners (real-estate):
- Property Damage: Increased risk of localized flooding in low-lying areas, potential for roof damage from high winds, and impacts from flash landslides.
- Accessibility Issues: Road closures due to flooding or debris can affect property access for tenants, maintenance crews, and potential buyers or renters.
- Insurance Claims: Businesses and property owners may need to file insurance claims if damage occurs, leading to administrative burdens and potential premium increases.
Second-Order Effects
The immediate disruptions caused by the Kona storm will have cascading effects on Hawaii's isolated economy. For instance, disruptions to inter-island shipping and flight schedules will not only delay the delivery of goods to storefronts but also impact the timely return of perishable agricultural products to processing facilities. This creates a double whammy: reduced supply on shelves and potential spoilage at the farm level. Concurrently, flight cancellations will reduce visitor arrivals, decreasing demand at hotels and restaurants. This reduced localized economic activity could strain cash flows for small businesses already facing increased operational costs due to potential storm-related repairs or extended operating hours for preparedness. The vulnerability of the supply chain, exacerbated by such weather events, highlights systemic risks that could deter long-term investment in sectors heavily reliant on imports and timely logistics.
What to Do
Small Business Operators: Review and enact your business continuity and emergency preparedness plans. Secure outdoor furnishings and any equipment vulnerable to wind and rain. Communicate with suppliers regarding potential delivery delays and consider pre-ordering critical inventory if feasible by March 13. Ensure staff have clear safety protocols and communication channels. Notify customers of potential service disruptions.
Tourism Operators: Monitor airline and weather advisories closely. Communicate proactively with guests regarding potential flight changes and activity cancellations. Review cancellation policies and prepare for potential rebooking or refunds. Implement storm-proofing measures for properties, especially those in coastal or flood-prone areas.
Agriculture & Food Producers: Secure crops and equipment that could be damaged by wind or heavy rain. Ensure drainage systems are clear to mitigate flooding. Prepare contingency plans for harvesting and storage if fieldwork becomes impossible. Communicate with distributors about potential delays in product availability.
Real Estate Owners: Inspect properties for vulnerabilities to heavy rain and wind. Clear gutters and drainage areas. Secure any loose items on the property. Inform tenants of potential risks and post emergency contact information. Be prepared for potential temporary power outages or access issues.
For all affected roles, the critical window for implementing these preparatory actions is before the end of Saturday, March 14. Delaying these measures will significantly increase the risk of operational failures, financial losses, and potential safety hazards.



