Big Bear Lake. Forecast. 0%48Â°25Â°Night - Clear. Winds from WNW to NW at 4 to 7 mph (6.4 to 11.3 kph). The overnight low will be 28 Â°F (-2.2 Â°C).Sunny with a high of 49 Â°F (9.4 Â°C). Winds variable at 4 to 9 mph (6.4 to 14.5 kph). 0%58Â°29Â°Sunny today with a high of 58 Â°F (14.4 Â°C) and a low of 29 Â°F (-1.7 Â°C).
If your tomato plants are producing tomatoes but the edges of the leaves curl upward, this is known as leaf curl or leaf roll. If your plants are not producing, and the leaves are yellowing as well as curling, it may be due to a viral infection.
But watering leaves in the heat of the day can cause serious fungus problems, such as gray leaf spot (Stemphylium), early blight (Alternaria), and powdery mildew. The photo (above right) is of early blight, a fungal disease caused by too much water. The most important thing in watering tomato plants is consistency.