Tropical Storm Allison (1989)
Atlantic storm, 06/25/1989 to 07/01/1989. Peak: Tropical storm.
- Peak strength
- Tropical storm
- Peak winds
- 52 mph
- 45 knots
- Lowest pressure
- 999 mb
- Duration
- 7 days
Storm track
29 positions from NOAA's best-track data, colored by strength at each point
- Depression
- Tropical storm
- Cat 1
- Cat 2
- Cat 3
- Cat 4
- Cat 5
U.S. landfalls
- Texas06/26/1989 20:00 UTC · 46 mph (Tropical storm) · 28.7°N, 95.7°W
Counties along the track
Strongest estimated winds near each county, tropical storm force (39 mph) or more
- Brazoria County, TX52 mph
- Fort Bend County, TX52 mph
- Harris County, TX52 mph
- Matagorda County, TX52 mph
- Montgomery County, TX52 mph
- Liberty County, TX40 mph
- Polk County, TX40 mph
- San Jacinto County, TX40 mph
All track points (29)
| Time (UTC) | Position | Status | Wind | Pressure |
|---|---|---|---|---|
| 06/25/1989 01:00 UTC | 27.0°N, 96.0°W | Tropical depression | 35 mph | 1,008 mb |
| 06/25/1989 07:00 UTC | 27.0°N, 96.0°W | Tropical depression | 35 mph | 1,006 mb |
| 06/25/1989 13:00 UTC | 27.2°N, 96.0°W | Tropical depression | 35 mph | 1,005 mb |
| 06/25/1989 19:00 UTC | 27.4°N, 95.9°W | Tropical depression | 35 mph | 1,005 mb |
| 06/26/1989 01:00 UTC | 27.6°N, 95.8°W | Tropical depression | 35 mph | 1,005 mb |
| 06/26/1989 07:00 UTC | 27.8°N, 95.8°W | Tropical storm | 40 mph | 1,004 mb |
| 06/26/1989 13:00 UTC | 28.1°N, 95.8°W | Tropical storm | 40 mph | 1,004 mb |
| 06/26/1989 19:00 UTC | 28.6°N, 95.7°W | Tropical storm | 46 mph | 1,003 mb |
| 06/26/1989 20:00 UTC | 28.7°N, 95.7°W | Tropical storm (landfall) | 46 mph | 1,002 mb |
| 06/27/1989 01:00 UTC | 29.1°N, 95.7°W | Tropical storm | 52 mph | 1,001 mb |
| 06/27/1989 07:00 UTC | 29.7°N, 95.7°W | Tropical storm | 52 mph | 999 mb |
| 06/27/1989 13:00 UTC | 30.2°N, 95.3°W | Tropical storm | 40 mph | 1,000 mb |
| 06/27/1989 19:00 UTC | 30.6°N, 94.9°W | Tropical depression | 35 mph | 1,002 mb |
| 06/28/1989 01:00 UTC | 30.9°N, 94.6°W | Tropical depression | 35 mph | 1,004 mb |
| 06/28/1989 07:00 UTC | 31.1°N, 94.2°W | Extratropical | 35 mph | 1,004 mb |
| 06/28/1989 13:00 UTC | 31.1°N, 93.9°W | Extratropical | 35 mph | 1,005 mb |
| 06/28/1989 19:00 UTC | 31.0°N, 93.7°W | Extratropical | 35 mph | 1,006 mb |
| 06/29/1989 01:00 UTC | 30.6°N, 93.8°W | Extratropical | 29 mph | 1,007 mb |
| 06/29/1989 07:00 UTC | 30.5°N, 94.2°W | Extratropical | 29 mph | 1,008 mb |
| 06/29/1989 13:00 UTC | 30.3°N, 94.6°W | Extratropical | 29 mph | 1,008 mb |
| 06/29/1989 19:00 UTC | 30.1°N, 95.0°W | Extratropical | 29 mph | 1,008 mb |
| 06/30/1989 01:00 UTC | 29.8°N, 95.2°W | Extratropical | 29 mph | 1,008 mb |
| 06/30/1989 07:00 UTC | 29.6°N, 95.3°W | Extratropical | 23 mph | 1,009 mb |
| 06/30/1989 13:00 UTC | 29.7°N, 95.7°W | Extratropical | 23 mph | 1,010 mb |
| 06/30/1989 19:00 UTC | 30.4°N, 95.7°W | Extratropical | 23 mph | 1,011 mb |
| 07/01/1989 01:00 UTC | 31.1°N, 95.5°W | Extratropical | 23 mph | 1,010 mb |
| 07/01/1989 07:00 UTC | 31.8°N, 95.1°W | Extratropical | 23 mph | 1,010 mb |
| 07/01/1989 13:00 UTC | 32.3°N, 94.5°W | Extratropical | 23 mph | 1,010 mb |
| 07/01/1989 19:00 UTC | 32.8°N, 93.8°W | Extratropical | 23 mph | 1,010 mb |
Source: NOAA National Hurricane Center, HURDAT2 best-track data · Positions every 6 hours plus landfall and peak times; winds are 1-minute sustained