Current travel health alerts
Time-sensitive CDC travel health notices. Each alert is reviewed quarterly against the CDC country page.
- Thailand2026-04-21
Southern Thailand flooding
CDC reports land travel may be dangerous in flood zones, with elevated risk of waterborne, vector-borne, and fungal diseases.
Source: CDC Travelers' Health
- Mexico2026-04-21
New World Screwworm Myiasis
Cases reported across Mexico and Central America in areas where it had been eliminated. Avoid bug bites, keep open wounds clean and covered, and avoid time around livestock.
Source: CDC Travel Health Notice
- Indonesia2026-04-21
Major flooding across Indonesian islands
Land travel may be dangerous in flood zones and healthcare infrastructure has been damaged in affected areas.
Source: CDC Travel Health Notice
- Indonesia2026-04-21
Increased human rabies cases in West Timor
CDC reports a rise in human rabies cases in West Timor. Avoid contact with dogs and other animals, and seek immediate care for any bite or scratch.
Source: CDC Travel Health Notice
- Kenya2026-04-21
Active cholera transmission in specific counties
CDC reports active cholera transmission in Garissa, Kisumu, Kwale, Migori, Mombasa, Nairobi, Narok, and Turkana counties. Cholera is rare in travellers; safe food, water, and handwashing remain the main protection.
Source: CDC Travelers' Health
- Peru2026-04-21
Major flooding across Peru
Multiple districts experiencing major flooding with elevated risk of waterborne disease including leptospirosis. Land travel may be dangerous in flood zones.
Source: CDC Travelers' Health
- Mexico2025-12-23
Rocky Mountain Spotted Fever in northern Mexico
Illness and death due to RMSF reported across Baja California, Sonora, Chihuahua, Coahuila, and Nuevo León. Use insect-bite precautions.
Source: CDC Travel Health Notice, Level 1
- Peru2025-09-18
Oropouche cases in the Americas
CDC reports low numbers of Oropouche cases across several countries in the region. Spread by midges and mosquitoes; take bite precautions.
Source: CDC Travel Health Notice, Level 1
- Mexico2024-05-30
Multidrug-resistant Salmonella Newport
Travellers returning from Mexico have been infected. Follow food and water precautions.
Source: CDC Travel Health Notice
Disclaimer:This information is for general guidance only, based on CDC Travelers' Health. It does not replace advice from a qualified travel health professional. Consult a doctor 4–6 weeks before your trip.