San Joaquin County Forecast Briefing Page

*Note: Images generally updated twice a day at 230 AM PST and 230 PM PST. This page is not an official product and graphics may not always update. This page is maintained by the National Weather Service Sacramento, California forecast office.

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HeatRisk	Day1	Day2	Day3	Day4	Day5	Day6	Day7
High Temperatures	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Probability of 100 Degrees	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Probability of 110 Degrees	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Low Temperatures	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Probability of Low Temperature < 32°	Day1	Day2	Day3	Day4	Day5	Day6	Day7
24 Hour Precipitation Forecast	Day1	Day2	Day3	Day4	Day5	Day6	Day7
24 Hour Max Sustained Winds	Day1	Day2	Day3	Day4	Day5	Day6	Day7
24 Hour Max Wind Gust Forecast	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Probability of Wind Gusts > 25 mph	Day1	Day2	Day3	Day4	Day5	Day6	Day7
Probability of Wind Gusts > 40 mph	Day1	Day2	Day3	Day4	Day5	Day6	Day7

Watch/Warning/Advisory Products

San Joaquin Probabilities

	Tuesday Sep. 30	Wednesday Oct. 01	Thursday Oct. 02	Friday Oct. 03	Saturday Oct. 04	Sunday Oct. 05	Monday Oct. 06

Stockton	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	59-61°	59-64°	56-59°	55-58°	56-59°	56-60°
Low Temp Forecast	--°	61°	62°	58°	56°	57°	58°

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	79-81°	76-81°	75-79°	75-80°	78-83°	79-84°	78-86°
High Temp Forecast	80°	78°	77°	77°	80°	81°	82°

Wind Gust Prob 25 mph	--%	0%	0%	10%	0%	0%	0%
Wind Gust Range	--°	13-17 mph	16-20 mph	18-23 mph	15-18 mph	12-15 mph	14-18 mph
Wind Gust Forecast	--°	15 mph	18 mph	20 mph	17 mph	14 mph	16 mph

Rain Prob 0.25"	--%	14%	14%	10%	5%	0%	0%
Rain Prob 0.5"	--%	0%	5%	5%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.1"	0.00-0.14"	0.00-0.06"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.07"	0.09"	0.06"	0.01"	0.0"	0.01"

Linden	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	58-61°	58-63°	54-58°	53-57°	54-58°	55-59°
Low Temp Forecast	--°	60°	60°	56°	55°	55°	56°

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	78-81°	75-80°	74-78°	74-79°	78-82°	79-83°	78-85°
High Temp Forecast	79°	77°	76°	77°	80°	81°	81°

Wind Gust Prob 25 mph	--%	0%	0%	0%	0%	0%	0%
Wind Gust Range	--°	13-17 mph	14-18 mph	16-20 mph	13-17 mph	11-14 mph	13-16 mph
Wind Gust Forecast	--°	15 mph	16 mph	18 mph	15 mph	13 mph	15 mph

Rain Prob 0.25"	--%	19%	24%	19%	5%	0%	5%
Rain Prob 0.5"	--%	5%	10%	10%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	5%	0%	0%	0%
Rain Range	--°	0.00-0.08"	0.00-0.21"	0.00-0.09"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.08"	0.12"	0.09"	0.01"	0.0"	0.01"

Tracy	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	61-63°	60-65°	57-60°	58-60°	58-61°	58-62°
Low Temp Forecast	--°	62°	63°	59°	59°	59°	60°

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°	74-79°	74-78°	73-77°	77-81°	78-82°	77-84°
High Temp Forecast	78°	77°	75°	75°	79°	80°	80°

Wind Gust Prob 25 mph	--%	0%	24%	52%	19%	5%	14%
Wind Gust Range	--°	13-18 mph	20-25 mph	23-29 mph	19-24 mph	15-19 mph	16-21 mph
Wind Gust Forecast	--°	16 mph	22 mph	26 mph	22 mph	17 mph	19 mph

Rain Prob 0.25"	--%	24%	24%	10%	5%	0%	0%
Rain Prob 0.5"	--%	5%	5%	5%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.22"	0.00-0.23"	0.00-0.05"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.11"	0.12"	0.05"	0.01"	0.0"	0.01"

Manteca	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	62-64°	62-66°	58-61°	58-60°	59-61°	58-62°
Low Temp Forecast	--°	63°	64°	60°	59°	60°	61°

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	79-81°	76-80°	75-79°	74-79°	78-82°	79-83°	78-85°
High Temp Forecast	80°	78°	77°	77°	80°	81°	81°

Wind Gust Prob 25 mph	--%	0%	5%	14%	0%	0%	0%
Wind Gust Range	--°	13-17 mph	17-21 mph	19-24 mph	15-19 mph	12-15 mph	14-18 mph
Wind Gust Forecast	--°	15 mph	19 mph	21 mph	17 mph	15 mph	17 mph

Rain Prob 0.25"	--%	10%	14%	10%	5%	0%	0%
Rain Prob 0.5"	--%	0%	5%	5%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.07"	0.00-0.13"	0.00-0.06"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.06"	0.08"	0.06"	0.01"	0.0"	0.01"

Lathrop	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	61-63°	61-65°	57-61°	57-60°	58-61°	58-62°
Low Temp Forecast	--°	62°	63°	59°	59°	59°	60°

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	79-81°	76-80°	75-78°	75-79°	78-82°	79-83°	78-85°
High Temp Forecast	79°	78°	77°	77°	80°	81°	81°

Wind Gust Prob 25 mph	--%	0%	5%	24%	5%	0%	5%
Wind Gust Range	--°	14-18 mph	18-22 mph	20-25 mph	17-20 mph	13-16 mph	15-20 mph
Wind Gust Forecast	--°	16 mph	20 mph	22 mph	19 mph	15 mph	17 mph

Rain Prob 0.25"	--%	14%	14%	10%	5%	0%	0%
Rain Prob 0.5"	--%	0%	5%	5%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.12"	0.00-0.15"	0.00-0.05"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.07"	0.09"	0.05"	0.01"	0.0"	0.01"

Escalon	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	58-60°	58-62°	54-58°	53-57°	54-58°	55-59°
Low Temp Forecast	--°	59°	60°	56°	55°	55°	57°

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	79-81°	77-81°	75-79°	75-80°	78-82°	79-84°	78-86°
High Temp Forecast	80°	79°	77°	77°	80°	81°	82°

Wind Gust Prob 25 mph	--%	0%	0%	10%	0%	0%	0%
Wind Gust Range	--°	14-18 mph	17-20 mph	18-23 mph	15-18 mph	12-15 mph	13-18 mph
Wind Gust Forecast	--°	16 mph	18 mph	20 mph	16 mph	14 mph	16 mph

Rain Prob 0.25"	--%	10%	14%	14%	5%	0%	0%
Rain Prob 0.5"	--%	0%	5%	10%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.04"	0.00-0.13"	0.00-0.09"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.04"	0.08"	0.09"	0.01"	0.0"	0.01"

Ripon	Tue	Wed	Thu	Fri	Sat	Sun	Mon

Low Temp Prob 75° or Higher	--%	0%	0%	0%	0%	0%	0%
Low Temp Range	--°	61-62°	60-65°	56-59°	56-59°	57-60°	57-61°
Low Temp Forecast	--°	61°	62°	58°	58°	58°	59°

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	79-81°	77-81°	75-79°	75-79°	78-82°	79-83°	78-85°
High Temp Forecast	80°	79°	77°	77°	80°	81°	81°

Wind Gust Prob 25 mph	--%	0%	5%	14%	0%	0%	0%
Wind Gust Range	--°	14-18 mph	17-21 mph	19-24 mph	15-19 mph	13-16 mph	14-18 mph
Wind Gust Forecast	--°	16 mph	19 mph	21 mph	17 mph	15 mph	17 mph

Rain Prob 0.25"	--%	10%	10%	10%	5%	0%	0%
Rain Prob 0.5"	--%	0%	5%	5%	0%	0%	0%
Rain Prob 1.0"	--%	0%	0%	0%	0%	0%	0%
Rain Range	--°	0.00-0.04"	0.00-0.11"	0.00-0.06"	0.00-0.01"	0.00"	0.00-0.01"
Rain Forecast	--°	0.04"	0.07"	0.06"	0.01"	0.0"	0.01"

Legend

Low Temperature and Snow

<10%

10-39%

40-69%

>70%

High Temperature

<10%

10-39%

40-69%

>70%

Wind

<10%

10-39%

40-69%

>70%

Rain

<10%

10-39%

40-69%

>70%

Updated: 09/30 03:30 PM

Source: NBM (09/30/2025 19z)

Marine and Coastal Impacts from Imelda; Unsettled Weather in the West

San Joaquin County Forecast Briefing Page

*Note: Images generally updated twice a day at 230 AM PST and 230 PM PST. This page is not an official product and graphics may not always update. This page is maintained by the National Weather Service Sacramento, California forecast office.