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Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Sacramento County Decision Support Graphics

Quick access to heat, cold, precipitation, and wind graphics for emergency management partners.

Select a hazard from the dropdown, then choose a date. Use “Open full size” for briefings or sharing.

Note: Images generally update twice a day around 2:30 AM PST and 2:30 PM PST. This page is not an official product, and graphics may not always update. Maintained by the National Weather Service Sacramento, California forecast office.

Heat Risk — Day 1

Heat Risk Day 1 graphic

Viewing Heat Risk for Day 1. Click the image or “Open full size” to open the graphic in a separate window.

*Note: HeatRisk Probabilities are experimental and may be unavailable at times.

Watch/Warning/Advisory Products

No Products in Effect For Sacramento County

As of: 08/30 03:35 PM

City Point Forecast

Choose one city or station at a time. The data and calculations are unchanged; this only changes how the table is displayed.

Downtown Sac SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 97% 69% 82% 89% 84% 89%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
91-93° 82-88° 77-85° 80-88° 81-89° 81-87° 81-88°
High Temp
Forecast
92° 84° 80° 83° 84° 84° 84°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 57-61° 57-59° 54-60° 57-62° 58-63° 57-61°
Low Temp
Forecast
--° 59° 57° 56° 59° 60° 58°
Wind Gust
Prob 25 mph
--% 13% 9% 0% 4% 4% 0%
Wind Gust
Range
-- 22-25 mph 20-24 mph 17-21 mph 18-22 mph 16-21 mph 15-20 mph
Wind Gust
Forecast
-- 23 mph 21 mph 19 mph 20 mph 18 mph 17 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"
Elk Grove SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 97% 71% 87% 89% 83% 88%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
90-92° 83-86° 77-84° 79-87° 81-88° 80-87° 81-88°
High Temp
Forecast
90° 84° 79° 82° 84° 83° 84°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 54-57° 54-56° 53-56° 54-58° 55-59° 54-58°
Low Temp
Forecast
--° 55° 54° 53° 56° 57° 55°
Wind Gust
Prob 25 mph
--% 39% 17% 4% 13% 9% 0%
Wind Gust
Range
-- 24-27 mph 22-25 mph 19-24 mph 21-25 mph 19-24 mph 18-23 mph
Wind Gust
Forecast
-- 25 mph 23 mph 21 mph 23 mph 21 mph 19 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"
Folsom SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 98% 79% 84% 90% 84% 90%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
91-94° 86-90° 78-80° 79-88° 81-89° 82-88° 82-89°
High Temp
Forecast
92° 87° 79° 82° 84° 83° 85°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 57-61° 53-57° 49-58° 53-60° 56-61° 55-59°
Low Temp
Forecast
--° 58° 54° 53° 56° 57° 56°
Wind Gust
Prob 25 mph
--% 0% 0% 0% 0% 0% 0%
Wind Gust
Range
-- 17-20 mph 18-21 mph 14-19 mph 15-20 mph 14-19 mph 13-17 mph
Wind Gust
Forecast
-- 19 mph 19 mph 16 mph 17 mph 16 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" 0.00" 0.00" 0.00" 0.00-0.01" 0.00"
Rain
Forecast
-- 0.0" 0.0" 0.0" 0.0" 0.01" 0.0"
Galt SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 96% 61% 84% 85% 82% 85%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
90-92° 84-87° 77-84° 80-87° 81-88° 80-87° 83-88°
High Temp
Forecast
90° 85° 79° 82° 84° 83° 84°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 54-59° 54-57° 54-57° 55-58° 56-59° 55-58°
Low Temp
Forecast
--° 56° 54° 54° 56° 57° 56°
Wind Gust
Prob 25 mph
--% 30% 17% 4% 9% 9% 0%
Wind Gust
Range
-- 23-26 mph 21-25 mph 19-24 mph 21-24 mph 19-23 mph 18-23 mph
Wind Gust
Forecast
-- 24 mph 23 mph 21 mph 22 mph 21 mph 19 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"
Mather SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Low Low Low Low Low Minor Minor
HeatRisk
Prob Minor+
100% 98% 82% 88% 91% 88% 91%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
91-93° 85-88° 78-85° 80-88° 81-89° 81-88° 82-88°
High Temp
Forecast
92° 86° 80° 83° 85° 84° 85°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 55-59° 54-56° 50-57° 55-59° 55-59° 55-58°
Low Temp
Forecast
--° 56° 54° 53° 56° 57° 55°
Wind Gust
Prob 25 mph
--% 4% 0% 0% 0% 0% 0%
Wind Gust
Range
-- 20-23 mph 19-23 mph 16-21 mph 18-22 mph 15-21 mph 15-19 mph
Wind Gust
Forecast
-- 21 mph 20 mph 18 mph 19 mph 18 mph 17 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"
McClellan SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 97% 76% 85% 91% 84% 90%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
91-94° 84-89° 78-86° 80-88° 81-90° 81-88° 82-89°
High Temp
Forecast
92° 86° 81° 83° 85° 84° 85°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 58-62° 57-60° 53-60° 57-62° 58-63° 57-62°
Low Temp
Forecast
--° 59° 57° 56° 59° 60° 58°
Wind Gust
Prob 25 mph
--% 4% 9% 0% 0% 0% 0%
Wind Gust
Range
-- 20-23 mph 19-23 mph 16-20 mph 17-21 mph 15-20 mph 13-19 mph
Wind Gust
Forecast
-- 21 mph 21 mph 18 mph 18 mph 17 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" 0.00" 0.00" 0.00" 0.00" 0.00"
Rain
Forecast
-- 0.0" 0.0" 0.0" 0.0" 0.0" 0.0"
Rancho Murieta SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 99% 84% 87% 92% 86% 92%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
91-94° 86-90° 78-82° 80-88° 82-89° 81-88° 82-89°
High Temp
Forecast
92° 87° 80° 83° 85° 84° 85°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 55-60° 54-57° 49-57° 54-59° 55-60° 55-59°
Low Temp
Forecast
--° 57° 54° 53° 56° 57° 56°
Wind Gust
Prob 25 mph
--% 0% 0% 0% 0% 0% 0%
Wind Gust
Range
-- 18-21 mph 17-22 mph 15-20 mph 17-21 mph 15-20 mph 14-19 mph
Wind Gust
Forecast
-- 19 mph 19 mph 17 mph 19 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"
Sac Exec SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 95% 70% 83% 90% 85% 89%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
90-92° 81-86° 76-84° 79-87° 80-88° 80-87° 81-88°
High Temp
Forecast
91° 83° 79° 82° 83° 83° 84°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 57-59° 56-58° 55-59° 57-60° 57-61° 57-60°
Low Temp
Forecast
--° 58° 56° 56° 58° 59° 57°
Wind Gust
Prob 25 mph
--% 70% 39% 13% 22% 17% 13%
Wind Gust
Range
-- 27-31 mph 23-28 mph 20-25 mph 21-26 mph 19-25 mph 17-24 mph
Wind Gust
Forecast
-- 28 mph 25 mph 21 mph 23 mph 21 mph 20 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"
Sac International SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Low Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 88% 47% 70% 76% 76% 76%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
90-93° 82-88° 77-84° 79-87° 80-88° 79-87° 80-88°
High Temp
Forecast
91° 84° 79° 82° 83° 82° 84°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 54-58° 53-56° 49-56° 54-58° 54-59° 54-57°
Low Temp
Forecast
--° 55° 53° 52° 55° 56° 54°
Wind Gust
Prob 25 mph
--% 26% 13% 0% 4% 4% 0%
Wind Gust
Range
-- 23-26 mph 20-25 mph 17-23 mph 18-23 mph 17-22 mph 14-20 mph
Wind Gust
Forecast
-- 24 mph 22 mph 19 mph 20 mph 19 mph 17 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"
Walnut Grove SundayAug. 30 MondayAug. 31 TuesdaySep. 01 WednesdaySep. 02 ThursdaySep. 03 FridaySep. 04 SaturdaySep. 05
HeatRisk
Forecast
Minor Minor Minor Minor Minor Minor Minor
HeatRisk
Prob Minor+
100% 94% 59% 82% 84% 82% 83%
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 105°
0% 0% 0% 0% 0% 0% 0%
High Temp
Range
88-90° 80-84° 75-82° 79-85° 81-86° 80-86° 82-87°
High Temp
Forecast
88° 82° 78° 81° 82° 82° 83°
Low Temp
Prob 75°
or Higher
--% 0% 0% 0% 0% 0% 0%
Low Temp
Range
--° 54-57° 54-56° 54-56° 55-57° 55-58° 55-58°
Low Temp
Forecast
--° 55° 54° 54° 56° 57° 56°
Wind Gust
Prob 25 mph
--% 74% 52% 30% 43% 26% 22%
Wind Gust
Range
-- 27-32 mph 24-29 mph 21-27 mph 23-28 mph 21-26 mph 20-26 mph
Wind Gust
Forecast
-- 29 mph 26 mph 23 mph 25 mph 23 mph 22 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"

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: 08/30 03:35 PM

Source: NBM (08/30/2026 19z)