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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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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: 03-May-2026 @ 1:36pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 3.6°F than last hour.

86.3°F

Heat Index:  86.2°F
---
High Today
87.3°F
1:22 PM 		Low Today
50.3°F
5:51 AM
Yest High
77.1°F
5:12 PM 		Yest Low
51.1°F
3:37 AM
Sta* High
82.1°F
2012 		Sta* Low
28.1°F
2011
* This Station's Records Since 01/2020
Official Record High
Overcast and gloomy, Dry Overcast and gloomy, Dry

Wind from ENE Wind:  ENE
1.5
Gusting to:
 0.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
33.0 of 100
This
Afternoon
This Afternoon: Sunny
Sunny
Tonight

Tonight: Clear
Clear
Monday

Monday: Sunny
Sunny
Hi 87°F Lo 55°F Hi 77°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.7°F since last hour. 60.5°F
Last Hour: Increased 0.7°F since last hour. +0.7°F
High 1:23 PM: 64.0°F
Low 5:51 AM: 48.1°F
Record High: 80.8°F on
28-Jun-2021
Record Low: 11.7°F on
22-Dec-2022
Wetbulb: 70.1°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 		0.14 in
May to Date
  Diff from Avg:10 		Under 0.14 in for the month 0.14 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 		10.86 in
YTD
  Diff from Avg:11 		Over 5.19 in for the year 5.19 in
Last Rain
Time/Date: 		22-Apr-2026
at 12:51 PM
26 rain days in 2026
0 days in May
10 days since last rain
Current: ENE  1.5 mph
1Hr Average: 2.0 mph
Wind Run: 10.14 miles
Wind Gust
Current: 0.0 mph
Today: 8.1 mph 11:32 AM
Month: 13.0 mph 1-May
Year: 21.0 mph 22-Feb
Record Gust: 33.0 mph
19-Mar-2025
Sunlight:
14 h 28 m 47 s
of Sunlight Yesterday
14 h 31 m 35 s
of Sunlight Today Which is
2 min 48 sec longer than
yesterday
14 h 34 m 22 s
of Sunlight Tomorrow
 (Noon ?>) graph (Midnight
 Legend

Waning Gibbous
Waning Gibbous, 16 days, 8 hours, 44 minutes in cycle
96%
Illuminated
Humidity Barometer
Current: Decreased 4% since last hour. 42%
Last Hour: Decreased 4% since last hour. 4%
High 6:57 AM: 95%
Low 1:16 PM: 37%
Record High: 100%
30-Nov-2014
Record Low: 0%
26-Jan-2015
Current: Falling 0.8 inHg/hr 1010.5 inHg
Last Hour: Falling slowly
High 12:19 AM: 1013.9
Low 1:34 PM: 1010.5
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: 2062.8
Current: 86.2°F
High 1:23pm: 88.6°F
Yesterday: 77.1°F
Record: 129.7°F
27-Jun-2021
Current UV Index Current Solar Energy9
6.0
Sunburn in
19 Minutes 		Highest:
1:05 PM
6.1
867 W/m2
0%
W/m2 ⇒ SI 		High Today:
1:05 PM
 870  W/m2
Record:
1531 W/m2
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 49.1°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: 0.37 in
7-Day: 0.366 in water in deficit of what evaporated in last 7 days. 0.366 in
May: 0.13 in water in deficit of what evaporated this month. 0.13 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 3 of just the month of May for this station since 2020.   11 Historical average rain this season to day 3 of May for this station since 2020.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Sunny
Sunny

Hi 87°F 		NWS forecast: Sunny, with a high near 87. North wind around 8 mph.
Local station forecast: Mostly cloudy and cooler, precipitation likely, windy with possible wind shift to the w, nw, or n. 		Tonight

Tonight: Clear
Clear

Lo 55°F 		NWS forecast: Clear. Low around 55, with temperatures rising to around 57 overnight. North northwest wind 1 to 7 mph.
 NWS Short Term Weather Forecast
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

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

Wednesday: Mostly Sunny
Mostly Sunny
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Hi 77°F Lo 51°F Hi 75°F Lo 49°F Hi 73°F Lo 46°F Hi 72°F
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