gpt-5-nano Analysis · Sep 13, 2026
Unsafe
HIGH RISK
gpt-5-nano
60% confidence
Summary
Morning flash flood threat due to heavy rainfall and active alerts; conditions improve after midday, with safer but still possible activity in the evening.
Hourly Forecast
7 AM 85%
1 mph
8 AM 82%
1 mph
9 AM 63%
1 mph
10 AM 62%
2 mph
11 AM 21%
3 mph
12 PM 8%
3 mph
1 PM 6%
5 mph
2 PM 4%
5 mph
3 PM 3%
5 mph
4 PM 4%
5 mph
5 PM 3%
5 mph
6 PM 0%
3 mph
7 PM 0%
2 mph
8 PM 0%
2 mph
9 PM 0%
2 mph
10 PM 0%
2 mph
11 PM 0%
2 mph
Key Factors
- 01 Flash Flood Warning in effect until 10:00 AM EDT for southeastern Morris County and surrounding areas.
- 02 Flood Watch in effect until noon EDT; heavy rain and possible rapid runoff.
- 03 Hourly forecasts show high precipitation probability (up to 85%) and rain through late morning, then diminishing by afternoon.
- 04 Evening forecast indicates mostly clear to partly cloudy conditions with low precip chances.
Confidence
60%
Recommendation
Safer driving windows today: morning: 10:30 AM – 11:30 AM (immediately after the warning window ends); evening: 7:00 PM – 9:00 PM (clearer conditions projected).