diff --git a/api/app/auto_spatial_advisory/sfms.py b/api/app/auto_spatial_advisory/sfms.py
index d9b1047ee..2f2b2f2a6 100644
--- a/api/app/auto_spatial_advisory/sfms.py
+++ b/api/app/auto_spatial_advisory/sfms.py
@@ -10,6 +10,10 @@ def is_hfi_file(filename: str) -> bool:
     "Returns true if filename starts with 'hfi'"
     return filename.startswith("hfi")
 
+def is_ffmc_file(filename: str) -> bool:
+    "Returns true if filename starts with 'fine_fuel_moisture_code'"
+    return filename.startswith("fine_fuel_moisture_code")
+
 def get_date_part(filename: str) -> str:
     """ Get the date part of the filename.
     Filename example: hfi20220823.tif
diff --git a/api/app/routers/sfms.py b/api/app/routers/sfms.py
index a6f619b4a..551a4cc5e 100644
--- a/api/app/routers/sfms.py
+++ b/api/app/routers/sfms.py
@@ -9,7 +9,7 @@
 from app.nats_publish import publish
 from app.utils.s3 import get_client
 from app import config
-from app.auto_spatial_advisory.sfms import get_hourly_filename, get_sfms_file_message, get_target_filename, get_date_part, is_hfi_file
+from app.auto_spatial_advisory.sfms import get_hourly_filename, get_sfms_file_message, get_target_filename, get_date_part, is_ffmc_file, is_hfi_file
 from app.auto_spatial_advisory.nats_config import stream_name, subjects, sfms_file_subject
 from app.schemas.auto_spatial_advisory import ManualSFMS, SFMSFile
 
@@ -126,18 +126,20 @@ async def upload_hourlies(file: UploadFile,
     ```
     """
     logger.info('sfms/upload/hourlies')
-    # Get an async S3 client.
-    async with get_client() as (client, bucket):
-        # We save the Last-modified and Create-time as metadata in the object store - just
-        # in case we need to know about it in the future.
-        key = get_hourly_filename(file.filename)
-        logger.info('Uploading file "%s" to "%s"', file.filename, key)
-        meta_data = get_meta_data(request)
-        await client.put_object(Bucket=bucket,
-                                Key=key,
-                                Body=FileLikeObject(file.file),
-                                Metadata=meta_data)
-        logger.info('Done uploading file')
+
+    if is_ffmc_file(file.filename):
+        # Get an async S3 client.
+        async with get_client() as (client, bucket):
+            # We save the Last-modified and Create-time as metadata in the object store - just
+            # in case we need to know about it in the future.
+            key = get_hourly_filename(file.filename)
+            logger.info('Uploading file "%s" to "%s"', file.filename, key)
+            meta_data = get_meta_data(request)
+            await client.put_object(Bucket=bucket,
+                                    Key=key,
+                                    Body=FileLikeObject(file.file),
+                                    Metadata=meta_data)
+            logger.info('Done uploading file')
     return Response(status_code=200)
 
 
diff --git a/api/app/tests/sfms/test_sfms.py b/api/app/tests/sfms/test_sfms.py
index fc3629de6..a050a04ec 100644
--- a/api/app/tests/sfms/test_sfms.py
+++ b/api/app/tests/sfms/test_sfms.py
@@ -1,4 +1,4 @@
-from app.auto_spatial_advisory.sfms import is_hfi_file
+from app.auto_spatial_advisory.sfms import is_hfi_file, is_ffmc_file
 
 
 def test_is_hfi_file():
@@ -7,3 +7,11 @@ def test_is_hfi_file():
 
 def test_is_not_hfi_file():
     assert is_hfi_file('at20220824.tiff') is False
+
+
+def test_is_ffmc_file():
+    assert is_ffmc_file('fine_fuel_moisture_code20220824.tiff') is True
+
+
+def test_is_not_ffmc_file():
+    assert is_ffmc_file('hfi20220824.tiff') is False
\ No newline at end of file
diff --git a/api/app/tests/sfms/test_sfms_upload.py b/api/app/tests/sfms/test_sfms_upload.py
index ff8d95299..2edcaa906 100644
--- a/api/app/tests/sfms/test_sfms_upload.py
+++ b/api/app/tests/sfms/test_sfms_upload.py
@@ -211,7 +211,7 @@ async def _mock_get_client_for_router():
     mock_get_client.return_value = _mock_get_client_for_router()
     client = TestClient(app)
     response = client.post(HOURLY_FFMC_URL,
-                           files={'file': ('hfi20220904.tiff', b'')},
+                           files={'file': ('fine_fuel_moisture_code20220904.tiff', b'')},
                            headers={
                                'Secret': config.get('SFMS_SECRET'),
                                'Last-modified': datetime.now().isoformat(),
@@ -221,4 +221,29 @@ async def _mock_get_client_for_router():
     # We should have called put_object once.
     assert mock_s3_client.put_object.called
     # We should not publish hourly ffmc
+    assert mock_publish.called == False
+
+@patch('app.routers.sfms.get_client')
+@patch('app.routers.sfms.publish')
+def test_hourly_ffmc_endpoint_non_ffmc_file(mock_publish: AsyncMock, mock_get_client: AsyncMock):
+    """ Verify we don't store other files besides ffmc files """
+    mock_s3_client = AsyncMock()
+
+    @asynccontextmanager
+    async def _mock_get_client_for_router():
+        yield mock_s3_client, 'some_bucket'
+
+    mock_get_client.return_value = _mock_get_client_for_router()
+    client = TestClient(app)
+    response = client.post(HOURLY_FFMC_URL,
+                           files={'file': ('hfi20220904.tiff', b'')},
+                           headers={
+                               'Secret': config.get('SFMS_SECRET'),
+                               'Last-modified': datetime.now().isoformat(),
+                               'Create-time': datetime.now().isoformat()})
+    # We should get a 200 response if the file is received
+    assert response.status_code == 200
+    # We should not upload the file
+    assert mock_s3_client.put_object.called == False
+    # We should not publish hourly ffmc
     assert mock_publish.called == False
\ No newline at end of file