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 Details for Cowlitz County Lowlands Heat Advisory
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 Details for North Clark County Lowlands Heat Advisory
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 Details for Willipa Hills Heat Advisory
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 Details for Lower Columbia Heat Advisory
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Heat Advisory HEAT ADVISORY - Cowlitz County Lowlands  - Inner Vancouver Metro  - Lower Columbia  - North Clark County Lowlands  - Portland  - Willipa Hills

NWS Northwest Regional Radar Web Cam
Radar/Satellite images courtesy of National Weather Service.
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METRIC | IMPERIAL
Updated: 02-May-2026 @ 5:49pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 1.8°F than last hour.

76.5°F

Feels like:  78.5°F
---
High Today
77.1°F
5:12 PM 		Low Today
51.1°F
3:37 AM
Yest High
68.4°F
3:00 PM 		Yest Low
51.2°F
4:09 AM
Sta* High
87.7°F
2016 		Sta* Low
19.6°F
2013
* This Station's Records Since 01/2020
Official Record High
Partly cloudy, Dry Partly cloudy, Dry

Wind from SSW Wind:  SSW
1.6
Gusting to:
 1.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
13.6 of 100
This
Afternoon
This Afternoon: Slight Chance Rain Showers
Slight Chance Rain Showers
Tonight

Tonight: Chance Rain Showers then Partly Cloudy
Chance Rain Showers then Partly Cloudy
Sunday

Sunday: Sunny
Sunny
Hi 75°F Lo 56°F Hi 87°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 0.6°F since last hour. 59.6°F
Last Hour: Decreased 0.6°F since last hour. -0.6°F
High 4:31 PM: 61.6°F
Low 3:12 AM: 46.3°F
Record High: 80.8°F on
28-Jun-2021
Record Low: 11.7°F on
22-Dec-2022
Wetbulb: 66.2°F
Rain Today
rain graph
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.00 in
May Rain: 0.00 in
May to Date
  Avg:10 		0.02 in
May to Date
  Diff from Avg:10 		Under 0.02 in for the month 0.02 in
May Avg: 1.14 in
Diff from Avg: Under 1.14 in for the month 1.14 in
Season:1 16.050 in
YTD
  Avg:11 		10.74 in
YTD
  Diff from Avg:11 		Over 5.31 in for the year 5.31 in
Last Rain
Time/Date: 		22-Apr-2026
at 12:51 PM
26 rain days in 2026
0 days in May
9 days since last rain
Current: SSW  1.6 mph
1Hr Average: 1.1 mph
Wind Run: 19.86 miles
Wind Gust
Current: 1.0 mph
Today: 8.1 mph 10:16 AM
Month: 13.0 mph 1-May
Year: 21.0 mph 22-Feb
Record Gust: 33.0 mph
19-Mar-2025
Sunlight:
14 h 25 m 56 s
of Sunlight Yesterday
14 h 28 m 47 s
of Sunlight Today Which is
2 min 51 sec longer than
yesterday
14 h 31 m 35 s
of Sunlight Tomorrow
 (Noon ?>) graph (Midnight
 Legend

Waning Gibbous
Waning Gibbous, 15 days, 12 hours, 58 minutes in cycle
98%
Illuminated
Humidity Barometer
Current: Decreased 5% since last hour. 56%
Last Hour: Decreased 5% since last hour. 5%
High 3:36 AM: 85%
Low 5:27 PM: 55%
Record High: 100%
30-Nov-2014
Record Low: 0%
26-Jan-2015
Current: Falling 0.1 inHg/hr 1011.7 inHg
Last Hour: Steady
High 2:13 AM: 1018.4
Low 5:24 PM: 1011.5
Record High: 1045.4 inHg
30-Dec-2014
Record Low: 979.4 inHg
27-Dec-2022
Cooling Degree Days Coming Soon Heat Index
Today: 0.0
May: 0.0
2026 to Date: 0.0
Heating Degree Days
2026 to Date: 2061.4
Current: 78.5°F
High 5:12pm: 77.1°F
Yesterday: 68.4°F
Record: 129.7°F
27-Jun-2021
Current UV Index Current Solar Energy9
1.5
Sunburn in
75 Minutes 		Highest:
1:24 PM
6.3
388 W/m2
64%
W/m2 ⇒ SI 		High Today:
11:42 AM
 1016  W/m2
Record:
1531 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 48.9°F
Sunrise: 05:55
Sunset: 20:22
Moonrise: 22:10
Moonset: 06:25
Full Moon: 01-May-2026
New Moon: 20:02 UTC
16-May-2026
Updated at Midnight
Current ET: 0.08 in
7-Days Rain: 0.00 in
7-Days ET: 0.36 in
7-Day: 0.358 in water in deficit of what evaporated in last 7 days. 0.358 in
May: 0.06 in water in deficit of what evaporated this month. 0.06 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 2 of just the month of May for this station since 2020.   11 Historical average rain this season to day 2 of May for this station since 2020.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Slight Chance Rain Showers
Slight Chance Rain Showers

Hi 75°F 		NWS forecast: A slight chance of rain showers. Mostly sunny, with a high near 75. North wind around 8 mph. Chance of precipitation is 20%.
Local station forecast: Increasing clouds and cooler, precipitation possible and windy within 6 hrs. 		Tonight

Tonight: Chance Rain Showers then Partly Cloudy
Chance Rain Showers then Partly Cloudy

Lo 56°F 		NWS forecast: A chance of rain showers before midnight. Partly cloudy, with a low around 56. North northeast wind 3 to 7 mph. Chance of precipitation is 30%.
 NWS Short Term Weather Forecast
Sunday

Sunday: Sunny
Sunny
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Partly Cloudy
Partly Cloudy
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Hi 87°F Lo 54°F Hi 77°F Lo 52°F Hi 76°F Lo 49°F Hi 74°F
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