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Cowlitz County Lowlands
 Details for Cowlitz County Lowlands Heat Advisory  +2 additional alerts
 North Clark County Lowlands
 Details for North Clark County Lowlands Heat Advisory  +1 additional alert
 Willipa Hills
 Details for Willipa Hills Heat Advisory  +1 additional alert
 Inner Vancouver Metro
 Details for Inner Vancouver Metro Heat Advisory  +1 additional alert
 Lower Columbia
 Details for Lower Columbia Heat Advisory
 Portland
 Details for Portland Heat Advisory  +1 additional alert

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Heat Advisory HEAT ADVISORY - Cowlitz County Lowlands  - Inner Vancouver Metro  - Lower Columbia  - North Clark County Lowlands  - Portland  - Willipa Hills
Fire Weather Watch FIRE WEATHER WATCH - Cowlitz County Lowlands
Air Quality Alert AIR QUALITY ALERT - Portland

NWS Northwest Regional Radar Web Cam
Radar/Satellite images courtesy of National Weather Service.
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METRIC | IMPERIAL
Updated: 21-Jul-2026 @ 4:06pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.5°F than last hour.

95.5°F

Heat Index:  103.2°F
Feels like:  103.2°F
---
High Today
96.0°F
3:49 PM 		Low Today
60.5°F
6:08 AM
Yest High
82.8°F
4:27 PM 		Yest Low
57.7°F
5:14 AM
Sta* High
99.0°F
2012 		Sta* Low
49.5°F
2021
* This Station's Records Since 01/2020
Official Record High
Sunny, Dry Sunny, Dry

Wind from E Wind:  E
1.9
Gusting to:
 2.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
29.3 of 100
This
Afternoon
This Afternoon: Patchy Smoke
Patchy Smoke
Tonight

Tonight: Patchy Smoke then Mostly Clear
Patchy Smoke then Mostly Clear
Wednesday

Wednesday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Hi 94°F Lo 65°F Hi 96°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.2°F since last hour. 70.8°F
Last Hour: Decreased 0.2°F since last hour. -0.2°F
High 2:15 PM: 72.9°F
Low 5:40 AM: 57.5°F
Record High: 80.8°F on
28-Jun-2021
Record Low: 11.7°F on
22-Dec-2022
Wetbulb: 78.5°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.33 in
Jul Rain: 0.36 in
Jul to Date
  Avg:10 		0.01 in
Jul to Date
  Diff from Avg:10 		Over 0.35 in for the month 0.35 in
Jul Avg: 0.17 in
Diff from Avg: Over 0.19 in for the month 0.19 in
Season:1 20.030 in
YTD
  Avg:11 		12.98 in
YTD
  Diff from Avg:11 		Over 7.05 in for the year 7.05 in
Last Rain
Time/Date: 		16-Jul-2026
at 8:10 AM
43 rain days in 2026
2 days in July
4 days since last rain
Current: E  1.9 mph
1Hr Average: 1.3 mph
Wind Run: 12.48 miles
Wind Gust
Current: 2.0 mph
Today: 7.0 mph 1:54 PM
Month: 16.0 mph 1-Jul
Year: 21.0 mph 22-Feb
Record Gust: 33.0 mph
19-Mar-2025
Sunlight:
15 h 18 m 27 s
of Sunlight Yesterday
15 h 16 m 25 s
of Sunlight Today Which is
2 min 2 sec shorter than
yesterday
15 h 14 m 19 s
of Sunlight Tomorrow
 (Noon ?>) graph (Midnight
 Legend

First Quarter
First Quarter, 7 days, 13 hours, 24 minutes in cycle
55%
Illuminated
Humidity Barometer
Current: Decreased 1% since last hour. 45%
Last Hour: Decreased 1% since last hour. 1%
High 6:21 AM: 92%
Low 3:35 PM: 42%
Record High: 100%
30-Nov-2014
Record Low: 0%
26-Jan-2015
Current: Falling 0.4 inHg/hr 1012.1 inHg
Last Hour: Steady
High 8:11 AM: 1015.3
Low 4:01 PM: 1012.1
Record High: 1045.4 inHg
30-Dec-2014
Record Low: 979.4 inHg
27-Dec-2022
Cooling Degree Days Coming Soon Heat Index
Today: 1.0
Jul: 16.8
2026 to Date: 70.7
Heating Degree Days
2026 to Date: 2382.8
Current: 103.2°F
High 3:49pm: 104.7°F
Yesterday: 84.9°F
Record: 129.7°F
27-Jun-2021
Current UV Index Current Solar Energy9
5.0
Sunburn in
22 Minutes 		Highest:
12:54 PM
7.3
714 W/m2
100%
W/m2 ⇒ SI 		High Today:
1:09 PM
 872  W/m2
Record:
1531 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 56.7°F
Sunrise: 05:41
Sunset: 20:55
Moonrise: 14:32
Moonset: 23:43
Full Moon: 29-Jul-2026
New Moon: 17:37 UTC
12-Aug-2026
Updated at Midnight
Current ET: 0.13 in
7-Days Rain: 0.33 in
7-Days ET: 0.63 in
7-Day: 0.3 in water in deficit of what evaporated in last 7 days. 0.3 in
July: 1.68 in water in deficit of what evaporated this month. 1.68 in
HIGHS: LOWS:
110.1°F
27-Jun-2021 		15.6°F
16-Jan-2024
Daytime Records
  93.0°F°F
27-Jun-2021 		  23.0°F°F
13-Jan-2024
Nitetime Records
  82.8°F°F
28-Jun-2021 		  20.3°F°F
16-Jan-2024
ICN:18 | S3C2:0 | Ajax 3.xx
ISS:Ok | CON:2.8 | RCP:100%
1 Rain season: Jan 1st to Dec 31st.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   9 Solar Index represents either an absolute scale of solar energy (W/m²) using the station’s recorded maximum or a percentage of computed theoretical solar maximum using the station’s location and time of day. These indices differ most when the sun is low on the horizon. The current scale is shown, and will toggle if it or the icon is clicked.   10 Historical average only to day 21 of just the month of July for this station since 2020.   11 Historical average rain this season to day 21 of July for this station since 2020.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Patchy Smoke
Patchy Smoke

Hi 94°F 		NWS forecast: Patchy smoke. Sunny, with a high near 94. Heat index values as high as 97. Northwest wind around 6 mph.
Local station forecast: Mostly cloudy with little temp change, precipitation likely. 		Tonight

Tonight: Patchy Smoke then Mostly Clear
Patchy Smoke then Mostly Clear

Lo 65°F 		NWS forecast: Patchy smoke before 9pm. Mostly clear, with a low around 65. West northwest wind 1 to 6 mph.
 NWS Short Term Weather Forecast
Wednesday

Wednesday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Thursday

Thursday: Chance Rain Showers then Mostly Sunny
Chance Rain Showers then Mostly Sunny
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday

Friday: Mostly Sunny
Mostly Sunny
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday

Saturday: Partly Sunny
Partly Sunny
Hi 96°F Lo 62°F Hi 80°F Lo 58°F Hi 80°F Lo 57°F Hi 71°F
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