Company: FMST
Filing Date: 2025-12-03
Form Type: 6-K
Source: 0001171843-25-007738
Chunk: 0

Company: Foremost Clean Energy Ltd.
Filing Date: 2025-12-03
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of December 2025

Commission File No. 001-41769

Foremost Clean Energy Ltd.

(Translation of registrant’s name into English)

750 West Pender Street, Suite 250
Vancouver, BC, V6C 2T7

(Address of principal executive office)</div>

Indicate by check mark whether the registrant files or will file annual reports under cover of Form
20-F or Form 40-F

<div align='center'>Form 20-F ☒ Form 40-F ☐</div>

The information contained in this Report on Form 6-K is hereby incorporated
by reference into our Registration Statement on Form F-3 (File No. 333-289277).

| Exhibit No. |     | Exhibit                                               |
| 99.1        |     | Notice and Access Notification to Shareholders        |
| 99.2        |     | Notice of Meeting and Management Information Circular |
| 99.3        |     | Financial Statement Request Form                      |
| 99.4        |     | Form of Proxy                                         |

<div align='center'>SIGNATURE</div>

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant
has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

| Date: December 3, 2025 | FOREMOST CLEAN ENERGY LTD. 
 By:                        | /s/ Jason Barnard       |
|:-----------------------|:---------------------------|:------------------------|
|                        | Name:                      | Jason Barnard           |
|                        | Title:                     | Chief Executive Officer |