Modesto, California 7 Day Weather Forecast
Wx Forecast - Wx Discussion - Wx Aviation
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NWS Forecast for Modesto CA
National Weather Service Forecast for:
Modesto CA
Issued by: National Weather Service Sacramento, CA |
Updated: 12:51 pm PDT Jul 3, 2025 |
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This Afternoon
 Sunny
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Tonight
 Mostly Clear
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Independence Day
 Sunny
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Friday Night
 Clear
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Saturday
 Sunny
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Saturday Night
 Clear
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Sunday
 Sunny
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Sunday Night
 Clear
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Monday
 Hot
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Hi 94 °F |
Lo 61 °F |
Hi 87 °F |
Lo 57 °F |
Hi 90 °F |
Lo 59 °F |
Hi 93 °F |
Lo 62 °F |
Hi 96 °F |
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This Afternoon
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Sunny, with a high near 94. West northwest wind 6 to 10 mph, with gusts as high as 18 mph. |
Tonight
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Mostly clear, with a low around 61. West northwest wind 5 to 10 mph becoming light north northwest after midnight. Winds could gust as high as 18 mph. |
Independence Day
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Sunny, with a high near 87. Light north northwest wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph. |
Friday Night
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Clear, with a low around 57. North northwest wind 6 to 11 mph, with gusts as high as 21 mph. |
Saturday
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Sunny, with a high near 90. North northwest wind 3 to 6 mph. |
Saturday Night
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Clear, with a low around 59. |
Sunday
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Sunny, with a high near 93. |
Sunday Night
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Clear, with a low around 62. |
Monday
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Sunny and hot, with a high near 96. |
Monday Night
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Clear, with a low around 62. |
Tuesday
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Sunny, with a high near 94. |
Tuesday Night
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Clear, with a low around 63. |
Wednesday
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Sunny and hot, with a high near 98. |
Forecast from NOAA-NWS
for Modesto CA.
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Weather Forecast Discussion
541
FXUS66 KSTO 022005
AFDSTO
Area Forecast Discussion
National Weather Service Sacramento CA
105 PM PDT Wed Jul 2 2025
.DISCUSSION...
.SYNOPSIS...
20-30% chance for mountain thunderstorms through early this
evening. Lightning on dry fuels may lead to easier fire starts.
Onshore flow developing late week and will bring cooler and
quieter conditions with locally breezy winds. Slow warming trend
over the weekend into next week.
&&
.KEY MESSAGES...
* Wednesday:
- Slight (10-30%) probability of thunderstorms through early
Wednesday evening across the mountains of interior NorCal
- Highest thunderstorm probabilities over the Sierra crest
- Lightning on dry fuels may lead to easier fire starts
- Continued warm with above normal temperatures and moderate
HeatRisk
* Late Next Week and Weekend:
- Quiet weather late week into the weekended
- Onshore winds will cool temperatures to seasonal norms to
slightly below average
- Coolest day will be Friday
- Winds will be locally breezy at times Thursday and Friday,
strongest through the Delta and over the higher elevations
- Slow warming over the weekend into early next week, continued
dry
.Changes from previous forecast...
- Added the mention of locally breezy onshore winds mainly
through the Delta and over the higher elevations
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.AVIATION...
Mainly VFR conditions over interior NorCal next 24 hours. Brief
potential for MVFR/IFR in isolated showers and t-storms in the
northern Sacramento Valley and mountains through around 06z
Thursday. Surface winds generally below 15 knots, with gusts up to
20 knots in any t-storm that develops. Breezy onshore flow in
Delta vicinity with gusts up to 25 knots possible.
&&
.STO WATCHES/WARNINGS/ADVISORIES...
None.
&&
$$
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