{% for a in alerts %}
  {% if a.severity and a.severity == "advisory" %}
  <div class="alert alert-secondary" role="alert">
  {% elif a.severity and a.severity == "watch" %}
  <div class="alert alert-warning" role="alert">
  {% elif a.severity and a.severity == "warning" %}
  <div class="alert alert-danger" role="alert">
  {% endif %}
  <b>{{ a.title }}</b> {{ a.time | datefmt('full') }} - {{ a.expires | datefmt('full') }}
  </div>
{% endfor %}