claude-haiku-4-5 Analysis · Aug 20, 2026
Unsafe
HIGH RISK
claude-haiku-4-5
95% confidence
Summary
A Flood Watch is in effect from noon to midnight today with multiple rounds of thunderstorms expected to produce 1 to 2 inches of rainfall, and locally 3 to 5 inches, creating flash flood risk and hazardous driving conditions especially from early afternoon through evening.
Hourly Forecast
7 AM 1%
3 mph
8 AM 3%
3 mph
9 AM 3%
3 mph
10 AM 9%
3 mph
11 AM 14%
2 mph
12 PM 23%
3 mph
1 PM 32%
5 mph
2 PM 56%
6 mph
3 PM 69%
6 mph
4 PM 80%
6 mph
5 PM 76%
7 mph
6 PM 75%
6 mph
7 PM 57%
7 mph
8 PM 46%
6 mph
9 PM 38%
6 mph
10 PM 27%
5 mph
11 PM 17%
5 mph
Key Factors
- 01 Active Flood Watch from noon August 20 until midnight with rainfall rates of 1 to 3 inches per hour possible
- 02 Severe thunderstorms developing from noon onwards with 80% probability of precipitation and heaviest activity 2pm to 7pm
- 03 Flash flooding risk in poor drainage areas, urban areas, and low-lying locations with localized amounts of 3 to 5 inches possible
- 04 Reduced visibility and hazardous driving conditions due to heavy rain and thunderstorms
- 05 Multiple rounds of showers and thunderstorms continuing through evening with 75% to 80% precipitation probability
Confidence
95%
Recommendation
Avoid driving from noon through 8pm today due to the heaviest thunderstorm activity and flood risk. If driving is necessary, travel between 7am and 11am before storms develop, or after 8pm if storm activity has sufficiently cleared. Monitor weather updates continuously and do not attempt to drive through flooded roadways or areas with standing water.