Big River, California 7 Day Weather Forecast
Wx Forecast - Wx Discussion - Wx Aviation
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NWS Forecast for 4 Miles WSW Parker AZ
National Weather Service Forecast for:
4 Miles WSW Parker AZ
Issued by: National Weather Service Las Vegas, NV |
Updated: 12:56 am PDT Jul 11, 2025 |
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Overnight
 Clear
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Friday
 Hot
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Friday Night
 Clear
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Saturday
 Hot
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Saturday Night
 Clear
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Sunday
 Hot
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Sunday Night
 Clear
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Monday
 Hot
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Monday Night
 Clear
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Lo 80 °F |
Hi 110 °F |
Lo 78 °F |
Hi 109 °F |
Lo 77 °F |
Hi 111 °F |
Lo 79 °F |
Hi 110 °F |
Lo 79 °F |
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Overnight
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Clear, with a low around 80. South southeast wind 6 to 9 mph, with gusts as high as 18 mph. |
Friday
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Sunny and hot, with a high near 110. South southwest wind 6 to 10 mph, with gusts as high as 20 mph. |
Friday Night
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Clear, with a low around 78. South wind 5 to 8 mph becoming east after midnight. |
Saturday
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Sunny and hot, with a high near 109. East southeast wind 6 to 10 mph becoming south southwest in the afternoon. |
Saturday Night
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Clear, with a low around 77. South southwest wind 3 to 7 mph. |
Sunday
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Sunny and hot, with a high near 111. |
Sunday Night
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Clear, with a low around 79. |
Monday
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Sunny and hot, with a high near 110. |
Monday Night
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Clear, with a low around 79. |
Tuesday
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Sunny and hot, with a high near 108. |
Tuesday Night
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Clear, with a low around 78. |
Wednesday
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Sunny and hot, with a high near 107. |
Wednesday Night
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Mostly clear, with a low around 77. |
Thursday
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A slight chance of showers and thunderstorms. Sunny and hot, with a high near 106. |
Forecast from NOAA-NWS
for 4 Miles WSW Parker AZ.
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Weather Forecast Discussion
946
FXUS66 KSTO 102135
AFDSTO
Area Forecast Discussion
National Weather Service Sacramento CA
235 PM PDT Thu Jul 10 2025
For additional details on weather and expected impacts over the
next 7 days, please visit weather.gov/sto/briefing.
.DISCUSSION...
.SYNOPSIS...
Hot weather is expected through Monday with Moderate to locally
Major HeatRisk. Some Delta breeze influence will bring minor
cooling over the weekend and into next week in the Delta and
adjacent Valley locations. Dry and periodically breezy northerly
winds are expected through Friday, with breezy onshore winds next
at times next week.
&&
.KEY MESSAGES...
* Today-Friday:
- Upper level high pressure ridge continues to build, resulting
in dry conditions and warming temperatures
- Widespread Moderate HeatRisk with areas of Major HeatRisk across
interior NorCal
- Smoke will continue to impact areas in the vicinity of the
Green Fire, with northerly winds spreading smoke and haze
southward through the Valley into Friday
- Locally breezy northerly flow in the northern/central
Sacramento Valley and adjacent terrain, mainly in the overnight
through morning timeframe
- Low daytime relative humidity with moderate to poor overnight
recoveries over foothills and mountains
* Saturday-Monday:
- Continued hot and dry conditions, with widespread Moderate
HeatRisk and areas of Major HeatRisk in the forecast for
interior NorCal into early next week
- There will be some Delta breeze influence over the weekend and
into next week that will allow for minor cooling in the Delta
vicinity
- Upper level ridging looks to continue to be the dominating
weather pattern into next week
* Tuesday
- Cooling trend begins with Minor to Moderate HeatRisk
.Changes from previous forecast...
- Temperatures and HeatRisk have trended higher for Monday
- The Heat Advisory north of Interstate 80 in the Valley,
foothills and mountains beginning Friday at 11 am PDT has been
extended and now continues through Monday evening 11 pm PDT.
&&
.AVIATION...
VFR conditions across interior NorCal next 24 hours. Periods of
breezy onshore winds with gusts up to 15 to 20 knots in the Delta
vicinity through 12z Friday. Elsewhere, sustained speeds generally
less than 12 knots over the next 24 hours, with gusts less than
15 kts. Local MVFR conditions possible at times in HZ/FU vicinity
of Shasta County wildfire, including KRDD.
&&
.STO WATCHES/WARNINGS/ADVISORIES...
Heat Advisory from 11 AM Friday to 11 PM PDT Monday for Burney
Basin / Eastern Shasta County-Central Sacramento Valley-
Mountains Southwestern Shasta County to Western Colusa County-
Northeast Foothills/Sacramento Valley-Northern Sacramento Valley-
Shasta Lake Area / Northern Shasta County-Western Plumas
County/Lassen Park.
&&
$$
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