Don't inlcude estimated restoration times in the past

scl.py

@@ -246,17 +246,22 @@ def do_initial_post(
         map_media_post = None
     hashtag_string = get_hashtag_string(event)
 
+    est_restoration_post_text = str()
+    if estimated_restoration_time > datetime.now():
+        est_restoration_post_text = "\nEst. Restoration: {}\n".format(
+            estimated_restoration_time.strftime(post_datetime_format)
+        )
+
     post_text = """Seattle City Light is reporting a {} outage in {}.
 
-Start Date: {}
-Est. Restoration: {}
+Start Date: {}{}
 Cause: {}
 
 {}""".format(
         event_class["size"].lower(),
         area_text,
         start_time.strftime(post_datetime_format),
-        estimated_restoration_time.strftime(post_datetime_format),
+        est_restoration_post_text,
         event["cause"],
         hashtag_string,
     )
@@ -333,12 +338,14 @@ with Session(engine) as session:
             updated_entries = []
             if estimated_restoration_time != existing_record.estimated_restoration_time:
                 existing_record.estimated_restoration_time = estimated_restoration_time
-                updated_properties.append("estimated restoration")
-                updated_entries.append(
-                    "Est. Restoration: {}".format(
-                        estimated_restoration_time.strftime(post_datetime_format)
+                if estimated_restoration_time > datetime.now():
+                    # New estimated restoration time is in the future, so likely to be a real time
+                    updated_properties.append("estimated restoration")
+                    updated_entries.append(
+                        "Est. Restoration: {}".format(
+                            estimated_restoration_time.strftime(post_datetime_format)
+                        )
                     )
-                )
             if event["cause"] != existing_record.cause:
                 existing_record.cause = event["cause"]
                 updated_properties.append("cause")