Announcement PDF ​ ASX : TEM ​ 2025-06-05 | Investor Presentation (Amended) TEM | Investor Presentation (Amended) Tempest Minerals Limited (ASX: TEM “Tempest” or “the Company”) provides the following as an amendment to the ASX Announcement released on 3 June 2025. The investor presentation has been amended to include: ● Page 2 ●​ Inclusion of the following statement “The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant market announcements referred to in the investor presentation and further confirms that all material assumptions and technical parameters underpinning the Mineral Resource statements contained in those market releases continue to apply and have not materially changed. ● Pages 9, 10, 11, 12, 14, 15, 17, 20, 21, 22, 23 and 25 ●​ References to original ASX announcements. This announcement has been authorised for release by the Board of the Company. Contact For more information, please contact: Don Smith Managing Director Level 2, Suite 9 389 Oxford Street Mt Hawthorn, Western Australia 6016 Website Instagram LinkedIn Twitter Youtube Facebook +61 892000435 Tempest Minerals Ltd │ ACN 612 008 358 ​ ​ Phone: +61 8 9200 0435 Address: Level 2, Suite 9, 389 Oxford Street, Mt Hawthorn, WA 6016 ​ Page 1 | Golden Opportunity Forged In Corporate Iron Presentation Webinar 2025-06-03 Discover Develop Sustain Disclaimer Discover Develop Sustain ▪ Any material used in this presentation is only an overview and summary of certain data selected by the management of Tempest Minerals Ltd (“TEM”). ▪ The presentation does not purport to contain all the information that a prospective investor may require in evaluating a possible investment in TEM nor does it contain all the information which would be required in a disclosure document prepared in accordance with the requirements of the Corporations Act and should not be used in isolation as a basis to invest in TEM. Recipients of this presentation must make their own independent investigations, consideration and evaluation of TEM. ▪ TEM recommends that potential investors consult their professional advisor/s as an investment in TEM is considered to be speculative in nature. ▪ Statements in this presentation are made only as of the date of this presentation unless otherwise stated and the information in this presentation remains subject to change without notice. Reliance should not be placed on information or opinions contained in this presentation. ▪ To the maximum extent permitted by law, TEM disclaims any responsibility to inform any recipient of this presentation on any matter that subsequently comes to its notice which may affect any of the information contained in this document and presentation and undertakes no obligation to provide any additional or updated information whether as a result of new information, future events or results or otherwise. ▪ No representation or warranty, express or implied, is made as to the fairness, accuracy, completeness or correctness of the information, opinions or conclusions contained in or derived from this presentation or any omission from this presentation or of any other written or oral information or opinions provided now or in the future to any person. ▪ To the maximum extent permitted by law, neither TEM nor, any affiliates, related bodies corporate and their respective officers, directors, employees, advisors and agents, nor any other person, accepts any liability as to or in relation to the accuracy or completeness of the information, statements, opinions or matters (express or implied) arising out of, contained in or derived from this presentation or any omission from this presentation or of any other written or oral information or opinions provided now or in the future to any person. ▪ The Company confirms that it is not aware of any new information or data that materially affects the information included in the relevant market announcements referred to in the investor presentation and further confirms that all material assumptions and technical parameters underpinning the Mineral Resource statements contained in those market releases continue to apply and have not materially changed. Competent Persons Statement The scientific and technical information contained within this Presentation is based on, and fairly represents information prepared by Mr Don Smith, a Competent Person who is a Member of the Australian Institute of Mining and Metallurgy (Ausimm), Australian Institute of Geoscience (AIG) and Geological Society of Australia (GSA). Mr Smith is the Managing Director of Tempest Minerals Ltd and has sufficient experience that is relevant to the style of mineralisation and type of deposit under consideration and to the activity being undertaken to qualify as a Competent Person as defined in the 2012 Edition of the “Australasian Code for Reporting of Exploration Results, Mineral Resource and Ore Reserves”. Mr Smith consents to the inclusion in this presentation of the matters based on his information in the form and context in which it appears. The Board of the Company has authorised the release of this presentation to the market. ASX:TEM | tempestminerals.com 2 About TEM 3 ASX:TEM | tempestminerals.com Investor Snapshot Discover Develop Sustain Corporate ✓ ✓ ✓ Structure Strategy Valuation ASX Code: TEM Share Price: $0.004 Team ✓ ✓ ✓ Experience Passion Investment BRIAN MOLLER Non-executive Chairman DON SMITH Managing Director Difference ✓ ✓ ✓ Sustainability Innovation Potential Strong commitments to ➤ ● ● ● Environment Heritage Governance Technology Leadership ➤ Market Cap: ~$3m ANDREW HAYTHORPE Non-executive Director ● ● ● Early ML adopter Paperless organisation Analysis automation OWEN BURCHELL Non-executive Director ● ● ● ● Growth ➤ Long term vision Strategic planning Project Focus ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 4 Discover Develop Sustain Entitlement Offer ● ● ● ● Entitlement Offer to Raise $1.469M 1:2 Entitlement Issue Price $0.004 per share Free attaching options @ $0.01 ● Closing date 3 June 2025 ➤ ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 5 Discover Develop Sustain ➢ ➢ ➢ ~2,000 square kilometres of highly prospective territory High quality targets Derisked multi-commodity portfolio Five Wheels Base Metals Gold Elephant Gold Mt Magnet Gold REE Yalgoo Gold Base Metals Iron ASX:TEM | tempestminerals.com 6 Gold ○ Yalgoo ○ Mt Magnet ○ Elephant ASX:TEM | tempestminerals.com 7 Yalgoo Project Discover Develop Sustain Messenger (Au) Deflector (Au/Cu) Golden Grove (Cu/Zn/Au) WarWest (Au) Golden Dragon(Au) Barron (Au) Euro (Au) World Class. Potential. ● 1000km2 - much unexplored ● 4hrs from Perth ● Multiple >1MOz Mines ● Gold Prospects Sanity (Au) ○ Original Gold History ○ Highly Prospective Geology ○ Multiple Walkup Gold Drill Targets Mt Mulgine (W/Au) Rothsay (Au) TEM Mineralisation TEM Project Area Project Key Geology Extension Perth Sydney Deposit or mine 20km ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com MGGP (Au) 8 Discover Develop Sustain Sanity Target Outstanding high grade soil anomaly ○ Grades up to 300ppb Au (soil)* ➤ ○ Grades up to 7g/t Au (rock)** ➤ ● ● Coincident magnetic and electromagnetic (EM) target ● Along strike from WA8 Barron Deposit ● Potential drilling in planning phase Minjar (Au) ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 30 May 2025 “Yalgoo - Further Geochemical Sampling Extends Sanity Gold Anomaly - Amended” ➢ ** TEM ASX Announcement 30 Oct 2023 “Gold Geochem Anomaly At Sanity Target” ➢ 9 Discover Develop Sustain WarWest Target New Gold Paradigm ▪ TEM Discovery (2020) ➤: IRG model proven by widespread shallow gold <18km from major processing facility ▪ TEM Discovery (2021) ➤: Gold bearing ‘IRG’ veins discovered at Wee Lode (2m @ 8gpt from surface and 1m @ 5gpt from 7m) Processing Facility ● Un-utilised 0.8 Mtpa capacity mill ▪ Discovery (2020) ➤: New greenstone belt with same signature as nearby mines * TEM ASX Announcement 22 Apr 2020 “Large gold anomaly identified” ➢ * TEM ASX Announcement 15 Jan 2021 “Further gold intersected at Warriedar” ➢ * TEM ASX Announcement 23 Dec 2020 “Greenstone belt and sulphides intersected in drilling” ➢ Wee Lode ● Oxide gold and greenstone belt discovery ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 10 Discover Develop Sustain Messenger Target ● Gold discovered in 1907 - Extensive artisanal production ● Nearby Mines ○ Golden Grove gold-copper (ASX:29M) ○ Deflector gold-copper (ASX:VAU) ○ Golden Dragon (ASX:WA8) ○ Gnows Nest (ASX:EMU) ● Under-explored geology ➤ ● Numerous untested high grade gold targets ➤ ● Previous drilling did not test anomalies ➤ ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 21 Jan 2021 “High-grade drill targets” ➢ * TEM ASX Announcement 23 Feb 2021 “Messenger Project enlarged and drilling imminent” ➢ * TEM ASX Announcement 26 May 2021 “Broad Gold Mineralisation Intercepted at Messenger” ➢ Unexplored volcanic / greenstone succession 11 Euro Target Discover Develop Sustain Multiple anomalies along strike and similar scale to Rothsay Mine (~1 MOz Au) ➤ ● Gold in historic drilling includes ➤ HOLE ID DEPTH INTERVAL NR017 20m 15m @ 1.15g/t NR020 20m 8m @ 0.87g/t (including 5m @ 1.3g/t) NR018 15m 15m @ 2.33 g/t (including 7m @ 3.4g/t) (Au) ● Gold in Tempest drilling includes ➤ ● ID DEPTH INTERVAL HOLE WARDH71 15m 0.6m @ 0.9g/t gold from 15.4m; and 2.9m @ 4.1g/t gold from 130m; and 0.9m @ 3.2g/t gold from 144m WARDH67 8m 1.2m @ 0.5g/t gold from 8m; and 0.8m @ 1.7g/t gold from 9.2m WARDH66 19m 0.9m @ 0.7gpt gold from 19.1m 1.0m @ 0.8gpt gold from 54m ● Rothsay Rothsay (Au) Gold bearing sulphides (WARDH68 164m) (Au) Large gold soil and magnetic anomaly ➤ ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 29 Jun 2021 “Multiple New Targets at the Euro Project” ➢ * TEM ASX Announcement 22 May 2021 “Encouraging Gold And Polymetallic Results Confirm Potential” ➢ * TEM ASX Announcement 17 Jul 2021 “Precious Metal Rock Chips & Change Of Footprint” ➢ 12 Mt Magnet Discover Develop Sustain Near Mine. Potential. ● >20km2 - TEM 100% ● Operating neighbours ● 5 km from processing facility ● Clear operational synergies ● Untested historic workings and mineralised outcrops along strike from open pit ● Near term drill target ○ Wrangler ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com Wrangler (Au) Mt Magnet Ops Mill (Au) Discover Develop Sustain Well Positioned ● Market Cap $3.4B ● Major producer ● Large processing facility ● Recent Musgrave Takeover ● High profile drilling * 2025 Trading * 2025 Trading ○ 29m@2.5g/t Au from 81m ○ 22m@4g/t Au from 71m ● Major new gold system * ORD ASX Announcement 19 Feb 2025 ➢ Mt Magnet 14 ● Strategic holding ● Underexplored ● Known gold occurrences ● Upcoming drilling N * 2025 Trading 5km ASX:TEM | tempestminerals.com Discover Develop Sustain Target: Wrangler ● Gold in rock chips from target area along strike from open pit ➤ ● Identification of multiple new exploration targets ● Nearby exploration success (ASX:ORD) ● Preparation for potential drilling ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 13 Nov 2023 “New Gold Bearing Structures At The Range Project” ➢ 15 Discover Develop Sustain Elephant Mammoth. Potential. ● 194km2 ● Exciting Fraser Range Region ● Large geological structures ● Multi million ounce targets ● Main drill target ○ Large geophysical signature ○ 8km soil geochemistry ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 16 Discover Develop Sustain Mammoth Target: ● 8km coincident geochemical and geophysical anomaly ➤ ● Previous drilling by BHP intercepted anomalous gold ● Planning for future work in progress ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 16 Aug 2023 “Tempest to Acquire Large-Scale Fraser Range Gold Project” ➢ 17 Iron ○ Remorse ○ Greensteel ASX:TEM | tempestminerals.com 18 Discover Develop Sustain FIJV Yogi (Fe) Yalgoo Project Unrealised Potential. ● 1000km2 - much unexplored ● 4hrs from Perth ● Infrastructure Remorse (Fe) Shine (Fe) ○ Rail, Road, Power, Port ● Remorse Iron Discovery ● Rapid production pathways ● MOU signed with Greensteel Karara (Fe) TEM Mineralisation TEM Project Area Project Key Geology Extension Deposit or mine Extension Hill (Fe) Perth Sydney 20km ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com Mt Gibson (Fe) 19 Discover Develop Sustain Remorse Deposit Overview Major Iron Discovery ● High grade magnetite up to 39%Fe ➤ ● Resource ~63.5Mt @ 30.6 Inferred (JORC 20212) ➤ ● Exploration Target ~110Mt @ 32% Fe ➤ ● Significant upside along strike Multiple pathways to production ● Mineralisation from surface - low cost mining ● Favourable metallurgy - Testwork up to 68.8% ➤ ● ● Significant infrastructure within 50km ➤ Planned domestic greensteel production ➤ ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 24 Oct 2024 “High-Grade Iron Intercepted In Early Drilling at Remorse” ➢ * TEM ASX Announcement 08 May 2025 “Inaugural JORC Mineral Resource - Remorse Project - Amended” ➢ * TEM ASX Announcement 16 Jan 2025 “High-Grade Magnetite Deposit Emerging at Remorse - Amended” ➢ * TEM ASX Announcement 15 May 2025 “Excellent First Remorse Metallurgy Result amended” ➢ * TEM ASX Announcement 07 Feb 2025 “MOU signed with WA Developer Green Steel and Iron” ➢ 20 Discover Develop Sustain ● ● ● ● Remorse Discovery BaseMetal Zone Iron Zone Nov 2024 ➤ High grade magnetite iron ➤ Multiple untested targets Base metal potential remains ➤ Hole ID ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com m down hole Interval m Fe (%) Comment WARDH00160 93 32 30.0 Including 9m @ 30.7% Fe from 93m Including 8m @ 36 Fe from 117m including 2m @ 39% Fe from 121m WARDH00166 96 7 32.8 WARDH00169 120 182 20 11 32.3 30.8 WARDH00171 130 8 30.5 WARDH00180 93 17 34.4 * TEM ASX Announcement 24 Oct 2024 “High-Grade Iron Intercepted In Early Drilling at Remorse” ➢ * TEM ASX Announcement 21 Nov 2024 “Further Excellent Iron Results” ➢ * TEM ASX Announcement 19 Aug 2024 “Remorse Sampling Indicates Further Prospectivity” ➢ 21 Discover Develop Sustain Remorse Geology Target ➤ Tonnage Range Resource Estimate ➤ Fe Grade Range Tonnes Mt Tonnes Mt (Lower) (Upper) (Lower) 110 50 32 30 (Upper) Fe % * TEM ASX Announcement dated 08 May 2025 “Yalgoo - Remorse Positioned For Rapid Development With Inaugural Resource - Amended” ➢ Fe % Note: The potential quantity and grade of the Exploration Target is conceptual in nature and as such there has been insufficient exploration drilling conducted to estimate a mineral resource. At this stage, it is not guaranteed further exploration will result in the estimation of a mineral resource. The Exploration Target has been prepared in accordance with the JORC Code (2012) and the Valmin Code (2015). * TEM ASX Announcement dated 16 January 2024 “High-Grade Magnetite Deposit Emerging at Remorse - Amended” ➢ ● Simple layered iron, volcanic, metasedimentary geology ● Iron mineralisation outcrops at surface ● Major extensions expected along strike ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 08 May 2025 “Inaugural JORC Mineral Resource - Remorse Project - Amended” ➢ * TEM ASX Announcement 16 Jan 2025 “High-Grade Magnetite Deposit Emerging at Remorse - Amended” ➢ 22 Discover Develop Sustain Metallurgy Metallurgy ● Metallurgical testwork in progress ➤ ○ 9 metallurgical composite samples taken ● Excellent initial results received ➤ ○ Davis Tube testing up to 68% Fe in concentrate ● Mineralisation visibly med-coarse in sample ● Very low impurities noted in geochemistry ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com * TEM ASX Announcement 13 Feb 2025 “Remorse Metallurgical Testing Commences” ➢ * TEM ASX Announcement 15 May 2025 “Excellent First Remorse Metallurgy Result amended” ➢ 23 Discover Develop Sustain ● Processing - Multiple major mines ● Power - Multiple options ● Road - Main roads including national highway ● Rail - multiple rail heads direct to Port ● Port - Major regional mineral export port Infrastructure ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 24 Discover Develop Sustain Processing ● Multiple options ● Green energy processing hub being considered nearby ➤ ● MOU with Greensteel Developer ➤ ○ Shared infrastructure Central processing hub ○ Short transport distances ○ Domestic steel production targeted 2028 * TEM ASX Announcement 07 Feb 2025 “MOU signed with WA Developer Green Steel and Iron” ➢ ASX:TEM | tempestminerals.com ASX:TEM | tempestminerals.com 25 Discover Develop Sustain What’s Next? ASX:TEM | tempestminerals.com 26 Discover Develop Sustain Upcoming ASX:TEM | tempestminerals.com Iron ● Further Iron metallurgical results ● GreenSteel JV updates ● Further iron exploration targets ● Additional drilling planned Gold ● Potential drilling at Mt Magnet ● Progressing potential drilling at Sanity ● Exploration updates from other targets Corporate ● Completion of Entitlement Issue ● Diggers & Dealers ● IMARC 27 Discover Develop Sustain More information ● ● ● ● Get all your background information about Tempest ➤ Visit our hub and be more interactive as an investor ➤ In depth videos explaining all news releases ➤ Come along for the journey with footage from our work ➤ ASX:TEM | tempestminerals.com 28 Contact Us Level 2, Suite 9, 389 Oxford Street, Mt Hawthorn Western Australia 6016 +61 8 9200 0435 info@tempestminerals.com Tempestminerals.com 29