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FluHubWeek ending Sep 26, 2026

Week ending Sep 26, 2026

Flu in U.S. Virgin Islands

Outpatient flu-like illness in U.S. Virgin Islands was 0.8% of visits in the week ending Sep 26, 2026, compared with 0.5% at the same point last season.

CDC activity levelNo dataweek ending Sep 26, 2026
Outpatient visits for flu-like illness0.8%↓ 0.6 ptssame week last season 0.5%
New flu hospital admissions00.00 per 100,000 (U.S. 0.76)
Vaccinated last season, 2024–25–adults –, children 28%; U.S. 44%

The 2026–27 flu season starts with MMWR week 40, the week ending October 10, 2026.

Until those numbers arrive, the charts below show the full 2025–26 season against earlier seasons. Off-season activity is normally low; a rise in late September or October is the first sign the new season is under way.

U.S. Virgin Islands: share of outpatient visits for flu-like illnessUnweighted %ILI from ILINet providers in the state, by flu season.
  • 2025–26 season
  • 2024–25 season
  • Typical range, 2015–16 to 2024–25 (10th–90th percentile)
  • Typical median
U.S. Virgin Islands: share of outpatient visits for flu-like illness. Unweighted %ILI from ILINet providers in the state, by flu season.0%2%4%6%OctNovDecJanFebMarAprMayJunJulAugSep2025–262024–25

Typical range is the 10th–90th percentile of U.S. Virgin Islands's own seasons from 2015–16, excluding the COVID-disrupted 2020–21 and 2021–22 seasons. Provider mix changes over time, so compare shapes and timing more than exact levels.

U.S. Virgin Islands: weekly hospital admissions with confirmed flu, per 100,000Every week since Oct 24, 2020, against the national rate.
  • U.S. Virgin Islands
  • United States
U.S. Virgin Islands: weekly hospital admissions with confirmed flu, per 100,00005101520202120222023202420252026U.S.VI

Hospital reporting became mandatory in November 2024; gaps or flat stretches before that can reflect reporting rather than flu.

U.S. Virgin Islands: share of residents vaccinated against flu, by seasonAdults 18+ and children 6 months to 17 years, end-of-season estimates.
  • Adults
  • Children
  • U.S. adults
U.S. Virgin Islands: share of residents vaccinated against flu, by season0%20%40%60%80%20–2122–2323–2424–25U.S. adultsChildrenAdults

CDC FluVaxView. Adult estimates come from BRFSS and child estimates from NIS-Flu; both are survey-based with confidence intervals of several points.

Season peaks

SeasonPeak %ILIPeak week
2017–182.6%Jan 13
2018–194.3%Jan 19
2019–205.6%Jan 18
2022–233.9%Jan 28
2023–245.0%Jan 20
2024–254.3%Jan 25
2025–263.0%Dec 27

Activity level archive

Week endingLevel
Sep 26, 2026No data

FluHub started archiving CDC's weekly levels on Sep 26, 2026; CDC keeps only the current week.