diff --git a/src/netcheck/exporter.py b/src/netcheck/exporter.py
index a75453f..99bd241 100644
--- a/src/netcheck/exporter.py
+++ b/src/netcheck/exporter.py
@@ -208,6 +208,8 @@ def unavailable(report: dict[str, Any], section: str) -> str | None:
     if module.get("status") in ("ok", "partial") and module.get("data") is not None:
         return None
     detail = "; ".join(f"{e.get('source')}: {e.get('message')}" for e in module.get("errors") or [])
+    if not detail:
+        detail = "; ".join(module.get("warnings") or [])
     if not detail:
         detail = "no data was collected for this section"
     return f"_Not available — {module.get('status', 'skipped')}: {detail}._"
diff --git a/tests/test_exporter.py b/tests/test_exporter.py
index 1e6883d..cfa5f48 100644
--- a/tests/test_exporter.py
+++ b/tests/test_exporter.py
@@ -570,6 +570,18 @@ def test_unavailable_explains_a_skipped_module_without_inventing_an_error():
     assert "skipped" in note
 
 
+def test_unavailable_surfaces_the_skip_reason_from_warnings():
+    report = build_report(
+        meta(),
+        {"speed": ModuleResult(name="speed", status="skipped", warnings=["speedtest skipped in target mode"])},
+        [],
+        {},
+    )
+    note = unavailable(report, "speed")
+    assert note is not None
+    assert "speedtest skipped in target mode" in note
+
+
 def test_an_all_modules_failed_run_still_renders_every_section():
     text = render_markdown(dead_report())
     headings = [line for line in text.splitlines() if line.startswith("## ")]