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*Note: HeatRisk Probabilities are experimental and may be unavailable at times.
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No Products in Effect For Tuolumne County
As of: 09/16 03:36 PM
Choose one city or station at a time. The data and calculations are unchanged; this only changes how the table is displayed.
| Groveland Big Oak | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
|---|---|---|---|---|---|---|---|
| HeatRisk Forecast |
Minor | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
29% | <10% | 80% | 100% | 100% | 96% | 98% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | 12% | 13% | 17% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
76-77° | 72-74° | 77-79° | 82-84° | 82-86° | 81-85° | 83-88° |
| High Temp Forecast |
76° | 73° | 78° | 83° | 83° | 82° | 85° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 54-57° | 54-56° | 59-62° | 63-66° | 63-68° | 63-66° |
| Low Temp Forecast |
--° | 55° | 55° | 60° | 64° | 65° | 64° |
| Wind Gust Prob 25 mph |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
-- | 17-20 mph | 17-20 mph | 14-17 mph | 15-18 mph | 15-18 mph | 15-18 mph |
| Wind Gust Forecast |
-- | 18 mph | 19 mph | 16 mph | 16 mph | 17 mph | 16 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Keystone | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Minor | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
91% | 29% | 98% | 100% | 98% | 98% | 99% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
81-83° | 78-80° | 83-85° | 87-90° | 85-90° | 85-90° | 88-93° |
| High Temp Forecast |
82° | 78° | 84° | 88° | 87° | 87° | 90° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 54-57° | 55-59° | 59-63° | 62-65° | 61-65° | 61-66° |
| Low Temp Forecast |
--° | 55° | 56° | 60° | 63° | 63° | 63° |
| Wind Gust Prob 25 mph |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
-- | 16-19 mph | 19-22 mph | 14-17 mph | 17-20 mph | 16-19 mph | 15-17 mph |
| Wind Gust Forecast |
-- | 17 mph | 20 mph | 15 mph | 18 mph | 18 mph | 16 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Moccasin | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Low | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
<10% | <10% | 97% | 100% | 99% | 100% | 99% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
72-74° | 69-70° | 77-81° | 82-86° | 84-88° | 85-90° | 84-90° |
| High Temp Forecast |
73° | 70° | 79° | 84° | 86° | 87° | 86° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 44-47° | 43-46° | 48-50° | 49-53° | 52-54° | 52-54° |
| Low Temp Forecast |
--° | 45° | 44° | 48° | 51° | 52° | 52° |
| Wind Gust Prob 25 mph |
--% | 4% | 0% | 0% | 0% | 0% | 9% |
| Wind Gust Range |
-- | 17-22 mph | 12-17 mph | 10-14 mph | 12-16 mph | 12-19 mph | 15-23 mph |
| Wind Gust Forecast |
-- | 19 mph | 14 mph | 11 mph | 14 mph | 15 mph | 18 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00-0.02" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.02" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Pinecrest | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Low | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
<10% | <10% | 48% | 100% | 95% | 97% | 96% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
70-71° | 66-68° | 72-75° | 79-81° | 78-81° | 78-83° | 79-85° |
| High Temp Forecast |
70° | 66° | 73° | 80° | 79° | 80° | 81° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 42-44° | 41-42° | 46-49° | 49-51° | 50-53° | 48-52° |
| Low Temp Forecast |
--° | 43° | 41° | 47° | 49° | 51° | 50° |
| Wind Gust Prob 25 mph |
--% | 17% | 0% | 0% | 0% | 0% | 4% |
| Wind Gust Range |
-- | 19-25 mph | 12-16 mph | 12-18 mph | 12-15 mph | 12-17 mph | 12-17 mph |
| Wind Gust Forecast |
-- | 21 mph | 14 mph | 14 mph | 14 mph | 14 mph | 15 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00-0.02" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.02" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Sonora | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Minor | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
90% | 13% | 99% | 100% | 100% | 99% | 100% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
77-79° | 74-76° | 79-81° | 84-86° | 83-87° | 82-87° | 85-90° |
| High Temp Forecast |
78° | 74° | 80° | 85° | 84° | 84° | 87° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 54-56° | 55-58° | 60-62° | 62-64° | 62-65° | 62-65° |
| Low Temp Forecast |
--° | 55° | 56° | 60° | 63° | 63° | 63° |
| Wind Gust Prob 25 mph |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
-- | 16-19 mph | 17-20 mph | 14-17 mph | 15-18 mph | 15-17 mph | 15-17 mph |
| Wind Gust Forecast |
-- | 17 mph | 18 mph | 15 mph | 16 mph | 16 mph | 16 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Sonora Pass | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Low | Low | Low | Low | Low | Low | Low |
| HeatRisk Prob Minor+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
54-55° | 50-52° | 56-59° | 62-64° | 61-64° | 59-63° | 61-64° |
| High Temp Forecast |
54° | 51° | 57° | 63° | 62° | 61° | 62° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 34-39° | 30-34° | 37-40° | 40-43° | 41-45° | 41-44° |
| Low Temp Forecast |
--° | 36° | 32° | 38° | 41° | 43° | 42° |
| Wind Gust Prob 25 mph |
--% | 78% | 0% | 0% | 4% | 4% | 17% |
| Wind Gust Range |
-- | 29-38 mph | 16-21 mph | 15-19 mph | 15-19 mph | 16-22 mph | 17-26 mph |
| Wind Gust Forecast |
-- | 32 mph | 18 mph | 16 mph | 17 mph | 19 mph | 21 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00-0.01" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.01" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Tioga Pass | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
-- | -- | -- | -- | -- | -- | -- |
| HeatRisk Prob Minor+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
55-57° | 52-55° | 56-58° | 61-62° | 59-62° | 57-60° | 58-61° |
| High Temp Forecast |
55° | 53° | 57° | 61° | 60° | 58° | 59° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 33-36° | 28-34° | 35-37° | 37-41° | 38-42° | 38-41° |
| Low Temp Forecast |
--° | 34° | 31° | 36° | 39° | 40° | 39° |
| Wind Gust Prob 25 mph |
--% | 74% | 4% | 0% | 0% | 4% | 17% |
| Wind Gust Range |
-- | 29-36 mph | 17-21 mph | 14-18 mph | 16-19 mph | 17-23 mph | 17-25 mph |
| Wind Gust Forecast |
-- | 32 mph | 19 mph | 16 mph | 17 mph | 19 mph | 21 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
| Twain Harte | WednesdaySep. 16 | ThursdaySep. 17 | FridaySep. 18 | SaturdaySep. 19 | SundaySep. 20 | MondaySep. 21 | TuesdaySep. 22 |
| HeatRisk Forecast |
Minor | Low | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
<10% | <10% | 75% | 100% | 98% | 96% | 98% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | <10% | 10% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
73-75° | 69-71° | 75-77° | 80-82° | 80-84° | 79-84° | 82-87° |
| High Temp Forecast |
74° | 70° | 75° | 81° | 81° | 81° | 84° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 53-55° | 53-55° | 57-60° | 61-64° | 62-66° | 61-65° |
| Low Temp Forecast |
--° | 54° | 53° | 58° | 62° | 64° | 63° |
| Wind Gust Prob 25 mph |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
-- | 15-19 mph | 14-17 mph | 12-15 mph | 12-15 mph | 13-15 mph | 12-17 mph |
| Wind Gust Forecast |
-- | 17 mph | 15 mph | 13 mph | 13 mph | 14 mph | 14 mph |
| Rain Prob 0.25" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
-- | 0.00-0.01" | 0.00" | 0.00" | 0.00" | 0.00" | 0.00" |
| Rain Forecast |
-- | 0.01" | 0.0" | 0.0" | 0.0" | 0.0" | 0.0" |
Legend
HeatRisk
| Low | Minor | Moderate | Major | Extreme |
High Temperature
| < | <10% | 10-39% | 40-69% | >70% |
Low Temperature / Warm Nights
| < | <10% | 10-39% | 40-69% | >70% |
Snow
| < | <10% | 10-39% | 40-69% | >70% |
Wind
| < | <10% | 10-39% | 40-69% | >70% |
Rain
| < | <10% | 10-39% | 40-69% | >70% |
Updated: 09/16 03:36 PM
Source: NBM (09/16/2026 19z)
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