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I-40 Interstate Road Conditions
Weather for road I-40
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Interstate 40 (I‑40) runs more than 2,550 miles from Barstow, California, to Wilmington, North Carolina, serving as a major east–west route across the southern United States. It passes through key cities such as Albuquerque, Oklahoma City, Little Rock, Memphis, and Raleigh.
- Road system: Interstate Highway System
- Year of construction: 1957
- Length: 2,555 miles
Weather data from Aug 11, 2026 9:59 PM UTC
71°F
104°F
19 mph
1008-1021 hPa
See live weather forecast for I‑40. Get real‑time I‑40 road weather conditions displayed directly on the interactive map for your route from California to North Carolina.
The map shows live weather conditions along Interstate 40, updated frequently to help drivers plan safer cross‑country trips. Forecasts are generated for the next 6 hours at key highway points and include temperature and conditions such as clear skies, rain, storms, snow, high wind, hail, and more.
8 current reports along the route, including 2 full closures. Always check with the responsible state DOT before setting off.
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Road closed
Highway closed intermittently on I-40 Westbound near Hughes Ave (MP 185) 8/11/2026 6:00 PM to 8/14/2026 6:00 AM
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Road closed
Highway closed intermittently on I-40 Eastbound near A-1 Mountain Rd (MP 188) 8/10/2026 6:00 PM to 8/14/2026 6:00 AM
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Lanes blocked
Construction on I-40 Eastbound in Haywood County from Newfound Rd to Champion Dr. 1 Right lane closed. Id: 5652
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Lanes blocked
Construction work on I-40 Eastbound from MP 46 to MP 58 . 1 Right lane closed. Width Restriction: 14ft 3/23/2026 7:00…
Construction work on I-40 Eastbound from MP 46 to MP 58 . 1 Right lane closed. Width Restriction: 14ft 3/23/2026 7:00 PM to 8/31/2026 7:27 AM
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Lanes blocked
Construction on I-40 Eastbound in Buncombe County from mile marker 44 to mile marker 44.5. 1 Left lane closed. Id: 5658
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Lanes blocked
Paving operations on I-40 Eastbound from Two Guns (MP 229) to Meteor City Rd (MP 240) . 1 Right lane closed. Width…
Paving operations on I-40 Eastbound from Two Guns (MP 229) to Meteor City Rd (MP 240) . 1 Right lane closed. Width Restriction: 14ft Speed Restriction: 45mph 4/20/2026 5:00 AM to 10/30/2026 6:00 PM
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Lanes blocked
The right lane is closed on I-40 Westbound past Exit 73 in Mcdowell County, due to road work until Tuesday, August 11…
The right lane is closed on I-40 Westbound past Exit 73 in Mcdowell County, due to road work until Tuesday, August 11 at 5:00 pm. Updated 4:55 pm. ID -26080500042.
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Lanes blocked
Paving operations on I-40 Westbound from Meteor City Rd (MP 240) to Two Guns (MP 229) . 1 Left lane closed. Width…
Paving operations on I-40 Westbound from Meteor City Rd (MP 240) to Two Guns (MP 229) . 1 Left lane closed. Width Restriction: 14ft Speed Restriction: 45mph 4/15/2026 5:00 AM to 10/30/2026 6:00 PM
Arkansas I-40 weather conditions
Little Rock, AR weather
- The current weather conditions in Little Rock, AR, indicate a heat advisory is in effect from 12:00 PM to 9:00 PM today
- The temperature is currently 24.2°C (75.6°F) and is expected to feel like 40.7°C (105.3°F) later in the day, posing a temperature risk for outdoor activities
- Humidity is high at 92%, contributing to the discomfort
- Winds are light, blowing from the southwest at approximately 4 km/h (2 mph)
- Visibility is good at 16.1 km (10.0 miles), and the weather is mostly sunny
- The atmospheric pressure is 1018 mb (30.06 inHg)
- It is important to take precautions during the heat advisory, especially if engaging in outdoor activities.
Fayetteville, AR weather
- In Fayetteville, AR, the current weather is sunny with a temperature of 23.4°C (74°F) and a dew point of 20.1°C (68°F)
- The relative humidity is at 81%, contributing to a warm feel
- In approximately 5 to 6 hours, the maximum feels-like temperature is expected to rise to 38.6°C (101°F), which poses a low risk for outdoor activities due to heat
- Winds are blowing from the south-southwest at 6 km/h (4 mph)
- Visibility is good at 16.1 km (10 miles)
- There are no active weather alerts at this time, making it a favorable day for outdoor plans, though caution is advised as temperatures rise later in the day.
Jonesboro, AR weather
- In Jonesboro, AR, a heat advisory is currently in effect from 11:00 AM to 8:00 PM CDT today
- The weather is sunny with a temperature of 24.9°C (76.8°F) and a high expected to reach a feels-like temperature of 41.4°C (106.5°F) later in the day, posing a moderate risk for outdoor activities
- Humidity levels are high at 92%, contributing to the heat stress
- Winds are coming from the southwest at 8 to 17 mph (12 to 28 kph)
- The atmospheric pressure is measured at 1018 mb (30.06 inHg), and visibility is good at 16.1 km (10.0 miles)
- It is advisable to stay hydrated and limit outdoor exposure during the peak heat hours.
Arizona I-40 weather conditions
Phoenix, AZ weather
- In Phoenix, AZ, the current weather is characterized by cloudy skies with a temperature of 27.8°C (82°F)
- The humidity level is at 68%, contributing to a moderate air quality risk, as an air quality alert is currently in effect until 9:00 PM on August 11, 2026
- The maximum feels-like temperature is expected to reach 37.2°C (99°F) approximately five to six hours from now, indicating a low temperature risk
- Winds are light, blowing from the southeast at about 4 km/h (3 mph)
- The atmospheric pressure is measured at 1011 mb (29.83 inHg), with visibility extending to 16 km (9.9 miles).
Tucson, AZ weather
- In Tucson, AZ, the current weather conditions are mostly clear with a temperature of 26.0°C (79°F) and a dew point of 17.0°C (63°F)
- The humidity level is at 57%, making it relatively comfortable
- Winds are coming from the southeast at 7 to 16 mph (11 to 25 km/h)
- Visibility is good, reaching up to 16 km (10 miles)
- The atmospheric pressure is measured at 1011 mb (29.83 inHg). However, there is an active flood watch in effect from 2:00 PM to 11:00 PM local time today, which indicates potential flooding risks in the area
- It is advisable to stay informed about this alert and take necessary precautions if you plan to be outdoors.
Flagstaff, AZ weather
- In Flagstaff, AZ, as of 5:00 AM on August 11, 2026, the weather is clear with a temperature of 19.2°C (66.6°F) and a relative humidity of 57%
- The wind is calm, blowing from the west-southwest at 4.5 KPH (2.8 MPH)
- Visibility is good at 16 km (9.9 miles), and the atmospheric pressure is measured at 1011 MB (29.83 inHg)
- There are no active weather alerts at this time, and conditions are stable with no precipitation reported.
California I-40 weather conditions
Los Angeles, CA weather
- The current weather in Los Angeles, CA, is clear with a temperature of 20.0°C (68°F) and a relative humidity of 89%
- The wind is calm, blowing from the south-southwest at approximately 1 km/h (1 mph)
- The atmospheric pressure is steady at 1015 mb (29.97 inHg), and visibility is good at 16 km (9.9 miles)
- There are no active weather alerts at this time.
Sacramento, CA weather
- The current weather in Sacramento, CA, indicates clear conditions with a temperature of 19.9°C (67.8°F) and a relative humidity of 49%
- The wind is blowing from the south at approximately 4.5 KPH (2.8 MPH)
- Visibility is good at 16 km (9.9 miles), and the atmospheric pressure is 1013 mb (29.9 inHg)
- There are no active weather alerts at this time.
San Francisco, CA weather
- Current weather conditions in San Francisco, CA indicate a temperature of 14.6°C (58.3°F) with a dew point of 12.9°C (55.2°F) and humidity at 89%
- Winds are coming from the west-southwest at 5 to 10 kph (3 to 6 mph)
- Visibility is good at 0.9 km (0.6 miles)
- The sky is mostly cloudy, covering approximately 75% of the sky
- The pressure is at 1013 mb (29.9 inHg)
- There is an active coastal flood advisory in effect from August 10, 2026, at 10:18 PM to August 13, 2026, at 2:00 AM
- No significant weather impacts are reported at this time, making it a relatively calm period for outdoor activities despite the advisory.
North Carolina I-40 weather conditions
Charlotte, NC weather
- Current weather conditions in Charlotte, NC indicate a mostly sunny day with a temperature of 24.2°C (75°F)
- The humidity is relatively high at 80%, contributing to a warm feel
- In approximately 5 to 6 hours, the maximum feels-like temperature is expected to rise to 39.2°C (102°F), which presents a low risk for outdoor activities due to heat
- Winds are light, blowing from the west-southwest at 2 KPH (1 mph)
- There are currently no active weather alerts in effect for the region
- The atmospheric pressure is at 1013 mb (29.91 inHg), and visibility is good at 16 km (9.9 miles).
Raleigh, NC weather
- In Raleigh, NC, the current weather conditions indicate a partly cloudy sky with a temperature of 26.7°C (80°F)
- The humidity is high at 86%, contributing to a warm and muggy atmosphere
- Wind speeds are light, blowing from the west at 2.7 kph (1.7 mph)
- There are currently no active weather alerts in effect for the area
- However, it is important to note that in approximately 5 to 6 hours, the forecast maximum feels-like temperature is expected to rise to 38.8°C (102°F), which presents a low temperature risk for outdoor activities
- Overall, conditions are suitable for outdoor plans at this time, but caution is advised as temperatures increase later in the day.
Asheville, NC weather
- The current weather in Asheville, NC is sunny with a temperature of 19.0°C (66°F)
- The humidity level is high at 93%, contributing to a very muggy feel
- Winds are gentle, blowing from the north-northwest at 4 km/h (3 mph)
- The atmospheric pressure is measured at 1019 mb (30.09 inHg), indicating stable conditions
- Visibility is good at 16 km (9.9 miles), allowing for clear views
- There are no active weather alerts at this time, and no precipitation is occurring.
Oklahoma I-40 weather conditions
Oklahoma City, OK weather
- Oklahoma City, OK is currently experiencing a heat advisory in effect from 12:00 PM to 8:00 PM on August 11, 2026
- The forecast indicates a maximum feels-like temperature of 38.7 °C (101 °F) expected in approximately 4 to 5 hours, which poses a temperature risk for outdoor activities
- At 7:07 AM, the temperature is recorded at 26.3 °C (79 °F) with a relative humidity of 75%
- Winds are coming from the south-southeast at 9 kph (6 mph)
- Visibility is clear at 16 km (10 miles), and the atmospheric pressure is 1011 mb (29.8 inHg)
- The weather is mostly sunny, providing a warm start to the day.
Tulsa, OK weather
- In Tulsa, OK, a heat advisory is currently in effect from 12:00 PM to 8:00 PM on August 11, 2026
- The maximum feels like temperature is expected to reach 41.7 °C (107 °F) later today, which poses a moderate temperature risk for outdoor activities
- At this time, the temperature is 27.0 °C (81 °F) with a humidity level of 76%
- Winds are coming from the south-southwest at approximately 8 km/h (5 mph)
- The visibility is clear at 16 km (10 miles), and the atmospheric pressure is 1014 mb (29.9 inHg)
- It is advisable to take precautions against the heat if engaging in outdoor activities during the advisory period.
Lawton, OK weather
- In Lawton, OK, a heat advisory is currently in effect from 12:00 PM to 8:00 PM today
- The forecast maximum feels like temperature is expected to reach 40.1 °C (104 °F) later this afternoon, which poses a temperature risk for outdoor activities
- The current temperature is 26.4 °C (79 °F) with a humidity level of 75%
- Winds are blowing from the south at 16 km/h (10 mph)
- The atmospheric pressure is measured at 1013 mb (29.92 inHg), and visibility is good at 16.1 km (10 miles)
- Conditions are sunny, making it important to stay hydrated and take precautions if spending time outdoors during the heat advisory period.
Tennessee I-40 weather conditions
Nashville, TN weather
- Nashville, TN is currently experiencing a heat advisory, which is in effect from 10:00 AM on August 11, 2026, until 9:00 PM on August 13, 2026
- The temperature is currently 26.9 °C (80 °F) with a maximum feels-like temperature expected to reach 42.5 °C (108.5 °F) in about 5 to 6 hours, presenting a moderate risk for outdoor activities
- The humidity level is at 82%, contributing to the discomfort
- Winds are light, coming from the southwest at 2.9 kph (1.8 mph)
- The pressure is measured at 1015 mb (29.9 inHg), and visibility is good at 16 km (9.9 miles)
- The weather is mostly sunny, making it a warm day ahead.
Memphis, TN weather
- In Memphis, TN, a heat advisory is currently in effect from 11:00 AM to 8:00 PM CDT today
- The weather conditions are characterized by mist and fog, with a temperature of 25.9°C (78°F) and humidity at 87%
- Winds are coming from the south-southwest at approximately 14 km/h (9 mph)
- The maximum feels-like temperature is expected to reach 40.9°C (105°F) later today, which poses a temperature risk for outdoor activities
- The atmospheric pressure is measured at 1018 mb (30.06 inHg)
- Visibility is relatively good at about 9.8 km (6.1 miles)
- It is advisable to take precautions against the heat if engaging in outdoor activities during this advisory period.
Knoxville, TN weather
- Current weather conditions in Knoxville, TN indicate a temperature of 23.4°C (74°F) with a high humidity level of 97%
- The pressure is measured at 1021 mb (30.16 inHg)
- Winds are blowing from the southwest at 3 to 8 kph (2 to 5 mph)
- The weather is characterized by mist and fog, which may impact visibility, currently at 16 km (9.9 miles)
- In approximately 5 to 6 hours, the maximum feels-like temperature is forecasted to reach 37.4°C (99°F), which poses a low temperature risk for outdoor activities
- There are no active alerts at this time.
Texas I-40 weather conditions
Houston, TX weather
- In Houston, TX, the current weather conditions indicate a mostly cloudy sky with a temperature of 26.9°C (80°F) and a feels-like temperature of 30.4°C (87°F)
- The humidity is quite high at 90%, which may contribute to discomfort during outdoor activities
- Winds are light, coming from the southeast at 2.5 kph (1.6 mph)
- The pressure is measured at 1018 mb (30.06 inHg), and visibility is good at 14.1 km (8.8 miles)
- In approximately 5 to 6 hours, the maximum feels-like temperature is expected to reach 40.2°C (104°F), which poses a low temperature risk for outdoor activities
- There are currently no active alerts in the area.
Dallas, TX weather
- In Dallas, TX, a heat advisory is currently in effect from 1:00 PM to 8:00 PM today
- The weather is mostly sunny with a temperature of 24.5°C (76°F) and a maximum feels-like temperature expected to reach 40°C (104°F) later in the day
- The humidity level is at 86%, contributing to the heat risk
- Winds are coming from the south at 8 to 9 km/h (5 to 6 mph)
- The atmospheric pressure is measured at 1019 mb (30.09 inHg)
- Visibility is good at 16 km (9.9 miles)
- As the day progresses, it is advisable to take precautions against the heat, especially during outdoor activities.
El Paso, TX weather
- Current weather conditions in El Paso, TX indicate a temperature of 27.0°C (80°F) with a dew point of 11.7°C (53°F), resulting in a relative humidity of 39%
- The pressure is measured at 1013 mb (29.92 inHg)
- Winds are coming from the south-southwest at a speed of 5 to 10 mph (8 to 16 km/h)
- The weather is mostly clear with good visibility of 16 km (9.9 miles)
- There are no active weather alerts at this time, and the forecast suggests a pleasant morning ahead.
Cameras for interstate I-40updating…
I-40 : (383) At Desert Oasis Rest Area
11 minutes ago
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