- Lightning Advisory: (Male Voice)
- Attention all personnel: A Lightning Advisory has been issued for Stennis Space Center. A Lightning Advisory means conditions exist that indicate lightning is possible for this location. Personnel should monitor conditions and be prepared to take protective measures if required.
- Lightning Warning: (Female Voice)
- Attention all personnel: A Lightning Warning has been issued for Stennis Space Center. A Lightning Warning means lighting, or the potential for lightning has been detected within 5 miles of Stennis Space Center. All personnel shall immediately secure outside activities and take shelter in a secure location.
- Lightning All Clear: (Female Voice)
- Attention all personnel: All Clear. All Lightning Advisories and Lightning Warnings have been cancelled for SSC.
- Severe Thunderstorm Warning: (Male Voice)
- Severe thunderstorm warning. A severe thunderstorm warning has been issued for this area.
- Tornado Warning: (Male Voice)
- Tornado warning. A tornado warning has been issued for this area.
- Emergency All Clear: (Male Voice)
- Attention: The emergency is over. I repeat. The emergency is over. Resume your normal duties.
- Evacuation Warning: (Male Voice)
- Attention: This is an emergency evacuation order. Remain calm and follow the instructions of the emergency officials. This is an emergency evacuation order. Obey the emergency officials. Remain calm.
