Widespread life-threatening flash and urban flooding will continue to pose a significant threat to life and property in south-central Texas. Catastrophic fiver flooding, with rapid rises on small streams, arroyos, and typically dry washes, is expected. Monsoonal showers persist across the Great Basin and Southwest with greatest flash flooding in southern Arizona. Read More >
Quick access to heat, cold, precipitation, snow, and wind graphics for emergency management partners.
Select a hazard on the left, then choose Day 1 through Day 7. Use “Open full size” for briefings or sharing.
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*Note: HeatRisk Probabilities are experimental and may be unavailable at times.
Watch/Warning/Advisory Products
No Products in Effect For Tuolumne County
As of: 07/16 03:37 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 | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
|---|---|---|---|---|---|---|---|
| HeatRisk Forecast |
Minor | Minor | Moderate | Moderate | Moderate | Moderate | Moderate |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 100% | 100% | 100% |
| HeatRisk Prob Moderate+ |
100% | 46% | 66% | 94% | 96% | 74% | 74% |
| 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 |
91-92° | 89-91° | 88-90° | 88-92° | 86-91° | 87-91° | 86-93° |
| High Temp Forecast |
91° | 90° | 89° | 90° | 87° | 88° | 89° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 66-68° | 67-69° | 67-71° | 69-73° | 67-72° | 66-72° |
| Low Temp Forecast |
--° | 66° | 68° | 68° | 70° | 69° | 68° |
| Wind Gust Prob 25 mph |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
15-17 mph | 14-16 mph | 13-16 mph | 13-17 mph | 13-16 mph | 14-18 mph | 11-20 mph |
| Wind Gust Forecast |
16 mph | 15 mph | 15 mph | 15 mph | 15 mph | 17 mph | 19 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.01" | 0.00" | 0.00" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.01" | 0.0" | 0.0" |
| Keystone | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Minor | Minor | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 100% | 100% | 100% |
| HeatRisk Prob Moderate+ |
14% | 16% | <10% | <10% | 14% | 26% | 32% |
| HeatRisk Prob Major+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| HeatRisk Prob Extreme+ |
<10% | <10% | <10% | <10% | <10% | <10% | <10% |
| High Temp Prob 100° |
5% | 0% | 0% | 0% | 0% | 5% | 16% |
| High Temp Prob 105° |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| High Temp Range |
96-99° | 95-97° | 93-96° | 94-97° | 91-97° | 92-98° | 93-99° |
| High Temp Forecast |
97° | 95° | 95° | 95° | 93° | 94° | 95° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 63-65° | 62-66° | 64-67° | 65-70° | 65-69° | 63-69° |
| Low Temp Forecast |
--° | 63° | 63° | 65° | 67° | 66° | 65° |
| Wind Gust Prob 25 mph |
0% | 0% | 0% | 0% | 0% | 0% | 5% |
| Wind Gust Range |
16-19 mph | 14-18 mph | 15-18 mph | 16-19 mph | 15-19 mph | 16-20 mph | 16-22 mph |
| Wind Gust Forecast |
18 mph | 16 mph | 17 mph | 18 mph | 18 mph | 19 mph | 21 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.01" | 0.00" | 0.00" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.01" | 0.0" | 0.0" |
| Moccasin | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Minor | Minor | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 98% | 100% | 100% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | 10% | 10% | 18% | 28% |
| 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 |
86-88° | 86-88° | 87-90° | 89-93° | 84-91° | 85-92° | 83-93° |
| High Temp Forecast |
87° | 87° | 88° | 91° | 86° | 87° | 87° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 51-55° | 53-57° | 55-59° | 59-63° | 57-62° | 56-61° |
| Low Temp Forecast |
--° | 53° | 54° | 56° | 61° | 59° | 58° |
| Wind Gust Prob 25 mph |
5% | 11% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
20-24 mph | 19-24 mph | 17-21 mph | 15-19 mph | 15-20 mph | 16-20 mph | 15-21 mph |
| Wind Gust Forecast |
22 mph | 22 mph | 19 mph | 17 mph | 18 mph | 19 mph | 19 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.01" | 0.00-0.02" | 0.00-0.03" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.01" | 0.02" | 0.03" |
| Pinecrest | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Minor | Minor | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 100% | 98% | 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 |
83-85° | 82-84° | 83-85° | 84-87° | 81-86° | 81-86° | 79-87° |
| High Temp Forecast |
84° | 83° | 84° | 85° | 82° | 82° | 82° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 50-52° | 51-52° | 52-55° | 53-56° | 52-56° | 51-55° |
| Low Temp Forecast |
--° | 50° | 51° | 53° | 54° | 53° | 52° |
| Wind Gust Prob 25 mph |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
15-18 mph | 14-17 mph | 12-15 mph | 11-14 mph | 12-14 mph | 12-15 mph | 11-17 mph |
| Wind Gust Forecast |
16 mph | 15 mph | 14 mph | 13 mph | 13 mph | 13 mph | 15 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 5% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.02" | 0.00-0.01" | 0.00-0.05" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.02" | 0.01" | 0.04" |
| Sonora | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Minor | Minor | Minor | Minor | Minor | Minor | Minor |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 100% | 100% | 100% |
| HeatRisk Prob Moderate+ |
<10% | <10% | <10% | <10% | <10% | 10% | 20% |
| 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 |
93-95° | 91-93° | 91-93° | 91-94° | 88-93° | 90-94° | 89-95° |
| High Temp Forecast |
93° | 92° | 91° | 92° | 90° | 91° | 91° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 64-66° | 64-67° | 65-68° | 67-70° | 65-70° | 64-69° |
| Low Temp Forecast |
--° | 64° | 65° | 66° | 68° | 67° | 66° |
| Wind Gust Prob 25 mph |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
15-17 mph | 13-15 mph | 13-15 mph | 13-17 mph | 13-16 mph | 14-18 mph | 12-19 mph |
| Wind Gust Forecast |
16 mph | 14 mph | 14 mph | 16 mph | 15 mph | 17 mph | 19 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.01" | 0.00" | 0.00" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.01" | 0.0" | 0.0" |
| Sonora Pass | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Minor | Low | Minor | Minor | Low | Low | Low |
| HeatRisk Prob Minor+ |
44% | 46% | 56% | 62% | 30% | 38% | 68% |
| 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 |
69-71° | 69-71° | 70-72° | 70-74° | 67-72° | 67-72° | 66-72° |
| High Temp Forecast |
70° | 70° | 71° | 72° | 68° | 69° | 69° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 45-47° | 46-50° | 48-52° | 50-53° | 48-52° | 48-52° |
| Low Temp Forecast |
--° | 46° | 48° | 50° | 51° | 50° | 49° |
| Wind Gust Prob 25 mph |
16% | 11% | 0% | 0% | 0% | 0% | 5% |
| Wind Gust Range |
20-25 mph | 19-24 mph | 15-20 mph | 13-19 mph | 12-21 mph | 13-21 mph | 13-21 mph |
| Wind Gust Forecast |
23 mph | 22 mph | 18 mph | 17 mph | 17 mph | 16 mph | 17 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 5% | 5% | 16% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 11% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.07" | 0.00-0.13" | 0.00-0.25" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.05" | 0.06" | 0.14" |
| Tioga Pass | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 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 |
66-68° | 66-67° | 66-68° | 66-70° | 63-68° | 63-68° | 63-69° |
| High Temp Forecast |
66° | 66° | 66° | 67° | 65° | 65° | 65° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 42-44° | 43-46° | 46-49° | 47-50° | 45-49° | 45-48° |
| Low Temp Forecast |
--° | 43° | 44° | 47° | 48° | 46° | 46° |
| Wind Gust Prob 25 mph |
5% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
17-23 mph | 16-22 mph | 13-17 mph | 12-16 mph | 12-17 mph | 13-17 mph | 13-19 mph |
| Wind Gust Forecast |
20 mph | 19 mph | 15 mph | 14 mph | 14 mph | 14 mph | 16 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 5% | 11% | 16% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 5% | 5% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.06" | 0.00-0.18" | 0.00-0.24" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.06" | 0.09" | 0.11" |
| Twain Harte | ThursdayJul. 16 | FridayJul. 17 | SaturdayJul. 18 | SundayJul. 19 | MondayJul. 20 | TuesdayJul. 21 | WednesdayJul. 22 |
| HeatRisk Forecast |
Moderate | Minor | Moderate | Moderate | Moderate | Moderate | Moderate |
| HeatRisk Prob Minor+ |
100% | 100% | 100% | 100% | 100% | 100% | 100% |
| HeatRisk Prob Moderate+ |
<10% | 16% | 34% | 62% | 60% | 46% | 46% |
| 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 |
90-91° | 88-90° | 87-90° | 88-91° | 85-90° | 86-90° | 84-92° |
| High Temp Forecast |
90° | 89° | 88° | 89° | 86° | 87° | 88° |
| Low Temp Prob 75° or Higher |
--% | 0% | 0% | 0% | 0% | 0% | 0% |
| Low Temp Range |
--° | 64-66° | 65-67° | 66-69° | 67-71° | 66-70° | 65-70° |
| Low Temp Forecast |
--° | 64° | 66° | 67° | 69° | 68° | 66° |
| Wind Gust Prob 25 mph |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind Gust Range |
13-15 mph | 12-14 mph | 11-13 mph | 11-14 mph | 11-14 mph | 11-14 mph | 11-15 mph |
| Wind Gust Forecast |
15 mph | 13 mph | 12 mph | 13 mph | 13 mph | 13 mph | 13 mph |
| Rain Prob 0.25" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 0.5" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Prob 1.0" |
0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Rain Range |
0.00" | 0.00" | 0.00" | 0.00" | 0.00-0.02" | 0.00" | 0.00" |
| Rain Forecast |
0.0" | 0.0" | 0.0" | 0.0" | 0.02" | 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: 07/16 03:37 PM
Source: NBM (07/16/2026 13z)
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