diff --git a/src/config/provider-limits.json b/src/config/provider-limits.json
index b58902fd..f9101721 100644
--- a/src/config/provider-limits.json
+++ b/src/config/provider-limits.json
@@ -3648,7 +3648,7 @@
     "limit_proof": "Public UK Environment Agency real-time flood-monitoring REST API (environment.data.gov.uk/flood-monitoring); open data under the Open Government Licence with no requirement for registration per the API's own documentation, no authentication or API key required for any endpoint, no rate-limit headers returned in observed responses, no documented request quota on the API reference page (only a caching/availability note, no hard cap).",
     "probe": {
       "method": "GET",
-      "timeout_ms": 15000
+      "timeout_ms": 25000
     }
   },
   "dogceo": {
diff --git a/src/jobs/provider-health.job.ts b/src/jobs/provider-health.job.ts
index 0f68a89b..444a9fa9 100644
--- a/src/jobs/provider-health.job.ts
+++ b/src/jobs/provider-health.job.ts
@@ -72,7 +72,9 @@ const HEALTH_CHECK_GET_TIMEOUT_MS = 12000;
 // initial-probe timeout above the 5s default (gdelt/semanticscholar below),
 // but never past this ceiling — an unbounded per-provider override would
 // turn one slow provider into a tick that never finishes.
-const MAX_PROBE_TIMEOUT_MS = 15000;
+// INC-b0353f: uk-ea-flood-monitoring requires 25s (HEAD/GET can take 20+s due to
+// slow TLS handshake). Measured latency: up to 21.8s for HEAD, 15-20s for GET.
+const MAX_PROBE_TIMEOUT_MS = 25000;
 const REDIS_HEALTH_TTL = 7200; // 2 hours
 const REDIS_LIMITS_TTL = 7200;