Highway SR-99 California Highway SR-99 CalTrans Road Conditions in California


Detailed List of Road Conditions
SR-99

In Central California

A high wind advisory is in effect from the Jct of I 5 to 2 mi south of Bakersfield (Kern Co) - Travel is not recommended for campers, trailers, or permit loads
SR-99

In Northern California

The northbound connector to westbound US 50 in Sacramento (Sacramento Co) is closed from 2300 hrs each night to 0400 hrs each morning Tuesday thru Saturday thru 8/15/25 - Due to construction - Motorists are advised to use an alternate route
Data provided by CalTrans. NOT FOR EMERGENCY USE. In an emergency visit official CalTrans website.

Road Weather Information

The following data is provided by CalTrans reported via Road Weather Information Stations (RWIS) along the highway. The data is provided as-is and is not guaranteed to be accurate, use caution when using this data.

Weather Station at SR-99 : Kings River in Kingsburg Tulare county

61°F

Time: 2025-06-13 06:30:06
Max Temp: 93F
Min Temp: 59.5F
Avg Wind Speed: 1.12 mph South
Max Wind Gust: 7.61 mph
Visibility: mi. Unknown
Dew Point: 50.9F
Precipitation: Unknown
Relative Humidity: 69%
Elevation: 298 ft
Weather Station at SR-99 : Floral Avenue in Selma Fresno county

-49.9°F

Time: 2025-06-13 06:28:05
Max Temp: -42.5F
Min Temp: -50.1F
Avg Wind Speed: 0.67 mph Northeast
Max Wind Gust: 2.68 mph
Visibility: 1.0mi. Fog
Dew Point: -89F
Precipitation: Slight (unidentified)
Relative Humidity: 7%
Elevation: 318 ft
Weather Station at SR-99 : Fresno River in Madera Madera county

60.1°F

Time: 2025-06-13 06:30:13
Max Temp: 90.5F
Min Temp: 56.7F
Avg Wind Speed: 2.24 mph Northwest
Max Wind Gust: 6.93 mph
Visibility: mi. Clear
Dew Point: 45.5F
Precipitation: No Precipitation
Relative Humidity: 58%
Elevation: 278 ft
Weather Station at SR-99 : Buchanan Hollow in Le Grand Merced county

57.2°F

Time: 2025-06-13 06:30:02
Max Temp: 88.2F
Min Temp: 53.2F
Avg Wind Speed: 5.82 mph Northwest
Max Wind Gust: 8.72 mph
Visibility: 0.1mi. Fog
Dew Point: 34.5F
Precipitation: Slight (unidentified)
Relative Humidity: 42%
Elevation: 213 ft
Weather Station at SR-99 : Le Grand Road in Merced Merced county

56.8°F

Time: 2025-06-13 06:30:02
Max Temp: 89.1F
Min Temp: 55.2F
Avg Wind Speed: 6.49 mph Northwest
Max Wind Gust: 7.61 mph
Visibility: 0.1mi. Fog
Dew Point: 33.6F
Precipitation: Slight (unidentified)
Relative Humidity: 41%
Elevation: 200 ft
Weather Station at SR-99 : Mariposa Way in Merced Merced county

58.5°F

Time: 2025-06-13 06:30:03
Max Temp: 89.4F
Min Temp: 56.3F
Avg Wind Speed: 6.26 mph Northwest
Max Wind Gust: 9.40 mph
Visibility: mi. Clear
Dew Point: 46.4F
Precipitation: Unknown
Relative Humidity: 64%
Elevation: 196 ft
Weather Station at SR-99 : Mission in Merced Merced county

59.5°F

Time: 2025-06-13 06:30:03
Max Temp: 90.1F
Min Temp: 57.7F
Avg Wind Speed: 5.82 mph North
Max Wind Gust: 10.96 mph
Visibility: 0.1mi. Fog
Dew Point: 45F
Precipitation: Slight (unidentified)
Relative Humidity: 58%
Elevation: 187 ft
Weather Station at SR-99 : Livingston in Livingston Merced county

59.9°F

Time: 2025-06-13 06:20:05
Max Temp: 90.1F
Min Temp: 51.1F
Avg Wind Speed: 6.93 mph Northwest
Max Wind Gust: 9.40 mph
Visibility: 0.1mi. Fog
Dew Point: 42.3F
Precipitation: Slight (unidentified)
Relative Humidity: 52%
Elevation: 147 ft
Weather Station at SR-99: North of Winton in Pacific Merced county

58.5°F

Time: 2025-06-13 06:30:05
Max Temp: 90.5F
Min Temp: 54.7F
Avg Wind Speed: 5.37 mph North
Max Wind Gust: 9.62 mph
Visibility: 0.1mi. Fog
Dew Point: 44.2F
Precipitation: Slight (unidentified)
Relative Humidity: 59%
Elevation: 120 ft
Weather Station at SR-99: North of Shanks Road in Frontage Rd Merced county

57.9°F

Time: 2025-06-13 06:30:05
Max Temp: 90.1F
Min Temp: 53.4F
Avg Wind Speed: 3.36 mph North
Max Wind Gust: 6.26 mph
Visibility: 0.1mi. Fog
Dew Point: 44.4F
Precipitation: Slight (unidentified)
Relative Humidity: 61%
Elevation: 120 ft
Weather Station at SR-99 : Griffith Road in Turlock Merced county

61.5°F

Time: 2025-06-13 06:30:05
Max Temp: 90.1F
Min Temp: 51.3F
Avg Wind Speed: 6.49 mph Northwest
Max Wind Gust: 10.29 mph
Visibility: 0.1mi. Fog
Dew Point: 41.7F
Precipitation: Slight (unidentified)
Relative Humidity: 48%
Elevation: 124 ft
Weather Station at SR-99 : Milgeo in Ripon San Joaquin county

56.5°F

Time: 2025-06-13 06:30:07
Max Temp: 90.9F
Min Temp: 55.4F
Avg Wind Speed: 6.04 mph North
Max Wind Gust: 10.74 mph
Visibility: 0.1mi. Fog
Dew Point: 46.2F
Precipitation: Slight (unidentified)
Relative Humidity: 69%
Elevation: 59 ft
Weather Station at SR-99 : North of Jack Tone Rd in Ripon San Joaquin county

55.9°F

Time: 2025-06-13 06:30:06
Max Temp: 90.1F
Min Temp: 53.6F
Avg Wind Speed: 5.59 mph North
Max Wind Gust: 9.40 mph
Visibility: 0.1mi. Fog
Dew Point: 45.7F
Precipitation: Slight (unidentified)
Relative Humidity: 68%
Elevation: 64 ft
Weather Station at SR-99 : SR-120 in Manteca San Joaquin county

58.5°F

Time: 2025-06-13 06:30:07
Max Temp: 89.4F
Min Temp: 57.2F
Avg Wind Speed: 9.62 mph Northwest
Max Wind Gust: 13.42 mph
Visibility: 0.1mi. Fog
Dew Point: 44.6F
Precipitation: Slight (unidentified)
Relative Humidity: 59%
Elevation: 39 ft
Weather Station at SR-99 : SR-4 Crosstown in Stockton San Joaquin county

59°F

Time: 2025-06-13 06:30:07
Max Temp: 88.9F
Min Temp: 57.6F
Avg Wind Speed: 1.12 mph North
Max Wind Gust: 5.59 mph
Visibility: 1.2mi. Fog
Dew Point: 46.4F
Precipitation: Slight (unidentified)
Relative Humidity: 62%
Elevation: 49 ft
Weather Station at SR-99 : SR-26 Fremont St in Stockton San Joaquin county

58.8°F

Time: 2025-06-13 06:30:07
Max Temp: 88.3F
Min Temp: 57.9F
Avg Wind Speed: 1.57 mph South
Max Wind Gust: 7.83 mph
Visibility: 1.2mi. Fog
Dew Point: 46.4F
Precipitation: Slight (unidentified)
Relative Humidity: 63%
Elevation: 32 ft
Weather Station at SR-99 : Wilson Way in Stockton San Joaquin county

57.7°F

Time: 2025-06-13 06:30:08
Max Temp: 95.5F
Min Temp: 51.3F
Avg Wind Speed: 0.67 mph South
Max Wind Gust: 4.70 mph
Visibility: mi. Unknown
Dew Point: 45.9F
Precipitation: Unknown
Relative Humidity: 64%
Elevation: 36 ft
Weather Station at SR-99 : South of Armstrong in Lodi San Joaquin county

75.9°F

Time: 2025-06-13 06:30:04
Max Temp: 111.6F
Min Temp: 73.2F
Avg Wind Speed: 0.89 mph Southeast
Max Wind Gust: 2.24 mph
Visibility: mi. Unknown
Dew Point: 67.1F
Precipitation: Unknown
Relative Humidity: 74%
Elevation: 36 ft
Weather Station at 99NB at Dillard Road Sacramento county

52.7°F

Time: 2025-06-13 06:30:04
Max Temp: 84.4F
Min Temp: 51.8F
Avg Wind Speed: 2.01 mph North
Max Wind Gust: 5.82 mph
Visibility: 0.1mi. Clear
Dew Point: 46.9F
Precipitation: No Precipitation
Relative Humidity: 81%
Elevation: 39 ft
Image of SR-99 road sign Traffic Information   Image of SR-99 road sign Lane Closures

SR-99 Major Junctions (13)

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