Saint Helena Hourly Forecast
Next 48 Hours
Flood Watch In Effect Through Late Friday Night
Today
Breezy. Showers and a slight chance of thunderstorms in the morning, then rain in the afternoon. Some thunderstorms may produce heavy rainfall in the morning. Highs in the upper 50s to mid 60s. South winds 20 to 30 mph decreasing to 10 to 20 mph in the afternoon. Gusts up to 45 mph.
| Thu, Nov 21st | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
10 AM Overcast  UV Index: 0.1 |
55°F Feels 52°F |
97% | 5.4 SSE | 30.06 inHg | 54.1°F | 0% |
11 AM Moderate Rain UV Index: 0.1 |
55°F Feels 52°F |
98% | 5.8 S | 30.04 inHg | 54.4°F | 100% Rain est. 0.29in |
12 PM Overcast UV Index: 0.1 |
56°F Feels 52°F |
97% | 5.6 S | 30.03 inHg | 54.7°F | 0% |
1 PM Overcast UV Index: 0.1 |
56°F Feels 53°F |
97% | 5.1 SSE | 30.02 inHg | 55.2°F | 0% |
2 PM Heavy Rain UV Index: 0 |
56°F Feels 53°F |
98% | 7.2 S | 30.02 inHg | 55.5°F | 100% Rain est. 0.36in |
3 PM Overcast UV Index: 0 |
56°F Feels 54°F |
98% | 8.1 S | 30 inHg | 55.8°F | 0% |
4 PM Overcast UV Index: 0 |
56°F Feels 53°F |
97% | 7.6 S | 30 inHg | 55.9°F | 0% |
5 PM Moderate Rain UV Index: 0 |
56°F Feels 53°F |
97% | 7.8 S | 30 inHg | 55.6°F | 100% Rain est. 0.28in |
6 PM Overcast  UV Index: 0 |
56°F Feels 53°F |
97% | 8.7 S | 30 inHg | 55.6°F | 0% |
7 PM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 8.7 S | 30.01 inHg | 55.7°F | 0% |
8 PM Light Rain UV Index: 0 |
56°F Feels 53°F |
98% | 9.2 S | 30.01 inHg | 55.4°F | 100% Rain est. 0.08in |
9 PM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 8.7 S | 30.03 inHg | 55.7°F | 0% |
10 PM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 8.7 S | 30.03 inHg | 55.7°F | 0% |
11 PM Light RainUV Index: 0 |
56°F Feels 53°F |
98% | 8.7 S | 30.02 inHg | 56°F | 100% Rain est. 0.04in |
Tonight
Breezy. Rain in the evening, then showers after midnight. Locally heavy rainfall possible after midnight. Lows in the 50s. South winds 10 to 20 mph increasing to 20 to 30 mph after midnight. Gusts up to 45 mph.
Friday
Breezy, showers. Highs in the 50s to mid 60s. South winds 20 to 30 mph. Gusts up to 45 mph in the morning.
| Fri, Nov 22nd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 8.7 S | 30.01 inHg | 55.7°F | 0% |
1 AM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 9.4 S | 30 inHg | 55.8°F | 0% |
2 AM Overcast UV Index: 0 |
56°F Feels 53°F |
98% | 9.8 S | 29.99 inHg | 56°F | 0% |
3 AM Overcast UV Index: 0 |
57°F Feels 53°F |
98% | 10.5 S | 29.97 inHg | 55.9°F | 0% |
4 AM Overcast UV Index: 0 |
57°F Feels 53°F |
98% | 9.2 S | 29.95 inHg | 55.9°F | 0% |
5 AM Light RainUV Index: 0 |
57°F Feels 53°F |
97% | 10.3 S | 29.95 inHg | 55.7°F | 100% Rain est. 0.05in |
6 AM Overcast UV Index: 0 |
56°F Feels 53°F |
97% | 10.3 S | 29.94 inHg | 55.6°F | 0% |
7 AM Overcast UV Index: 0 |
56°F Feels 53°F |
97% | 8.7 S | 29.95 inHg | 55.5°F | 0% |
8 AM Moderate RainUV Index: 0 |
56°F Feels 52°F |
97% | 9.8 S | 29.94 inHg | 55.1°F | 100% Rain est. 0.14in |
9 AM Overcast UV Index: 0 |
56°F Feels 52°F |
97% | 9.6 S | 29.95 inHg | 54.8°F | 0% |
10 AM Overcast UV Index: 0 |
55°F Feels 52°F |
97% | 8.3 S | 29.95 inHg | 54.5°F | 0% |
11 AM Heavy RainUV Index: 0.1 |
55°F Feels 52°F |
97% | 7.2 SW | 29.93 inHg | 54.3°F | 100% Rain est. 0.39in |
12 PM Heavy RainUV Index: 0.1 |
55°F Feels 52°F |
97% | 4.9 SSW | 29.93 inHg | 54.3°F | 100% Rain est. 0.55in |
1 PM Heavy RainUV Index: 0.1 |
55°F Feels 52°F |
97% | 5.6 SSW | 29.92 inHg | 54.3°F | 100% Rain est. 0.62in |
2 PM Heavy RainUV Index: 0.1 |
55°F Feels 52°F |
98% | 2.9 SW | 29.92 inHg | 54.4°F | 100% Rain est. 0.7in |
3 PM Heavy RainUV Index: 0.1 |
55°F Feels 52°F |
98% | 4 SSW | 29.89 inHg | 54.1°F | 100% Rain est. 0.56in |
4 PM Heavy RainUV Index: 0 |
55°F Feels 52°F |
98% | 3.4 SW | 29.88 inHg | 54°F | 100% Rain est. 0.5in |
5 PM Heavy Rain UV Index: 0 |
54°F Feels 51°F |
98% | 3.1 SSW | 29.87 inHg | 53.8°F | 100% Rain est. 0.43in |
6 PM Heavy RainUV Index: 0 |
53°F Feels 51°F |
98% | 3.8 SSE | 29.86 inHg | 52.7°F | 100% Rain est. 0.42in |
7 PM Heavy RainUV Index: 0 |
53°F Feels 50°F |
98% | 3.6 SSW | 29.85 inHg | 52.1°F | 100% Rain est. 0.41in |
8 PM Heavy RainUV Index: 0 |
51°F Feels 48°F |
98% | 3.4 SSW | 29.85 inHg | 51.6°F | 100% Rain est. 0.4in |
9 PM Heavy RainUV Index: 0 |
49°F Feels 46°F |
95% | 4.7 SSW | 29.88 inHg | 47.1°F | 100% Rain est. 0.29in |
10 PM Heavy RainUV Index: 0 |
49°F Feels 46°F |
93% | 4.9 SSW | 29.89 inHg | 44.8°F | 100% Rain est. 0.23in |
11 PM Light Rain Shower UV Index: 0 |
47°F Feels 44°F |
98% | 7.4 WSW | 29.84 inHg | 48.8°F | 100% Rain est. 0.07in |
Friday Night
Showers. Lows in the 40s to lower 50s. Southwest winds 10 to 20 mph.
Saturday
Mostly cloudy. A chance of showers. Highs in the lower 50s to mid 60s. West winds 5 to 10 mph. Chance of showers 50 percent.
| Sat, Nov 23rd | Temp | Humidity | Wind (mph) | Pressure | Dew Point | Precip. |
|---|---|---|---|---|---|---|
12 AM Moderate Rain At Times UV Index: 0 |
45°F Feels 43°F |
94% | 10.3 SW | 29.9 inHg | 42.7°F | 100% Rain est. 0.09in |
1 AM Moderate Rain At TimesUV Index: 0 |
45°F Feels 42°F |
95% | 7.4 WSW | 29.9 inHg | 42.8°F | 100% Rain est. 0.04in |
2 AM Mist UV Index: 0 |
44°F Feels 41°F |
97% | 5.8 WSW | 29.9 inHg | 42.9°F | 0% |
3 AM MistUV Index: 0 |
45°F Feels 41°F |
97% | 4.9 WSW | 29.91 inHg | 43.6°F | 0% |
4 AM MistUV Index: 0 |
45°F Feels 40°F |
98% | 7.8 WSW | 29.91 inHg | 44°F | 0% |
5 AM Overcast UV Index: 0 |
46°F Feels 41°F |
98% | 6.7 WSW | 29.91 inHg | 44.4°F | 0% |
6 AM Overcast UV Index: 0 |
47°F Feels 43°F |
95% | 4.5 WSW | 29.93 inHg | 45.9°F | 0% |
7 AM Overcast UV Index: 0 |
48°F Feels 44°F |
93% | 3.6 WSW | 29.95 inHg | 46.6°F | 0% |
8 AM Overcast UV Index: 0.1 |
49°F Feels 45°F |
92% | 3.1 WSW | 29.96 inHg | 47.4°F | 0% |
9 AM Overcast UV Index: 0.5 |
50°F Feels 46°F |
87% | 2.7 SW | 29.99 inHg | 46.5°F | 0% |
Currently
 |
55°F |
30.03in
Barometer 100%
Humidity South 10.4mph Wind |
| Heavy Rain Fog/Mist | ||
Hourly Weather Nearby
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