Flood Warning FLOOD WARNING - Cowlitz County Lowlands  - Portland
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Winter Weather Advisory WINTER WEATHER ADVISORY - Cowlitz County Lowlands  - Inner Vancouver Metro  - North Clark County Lowlands  - Portland  - Willipa Hills
Flood Watch FLOOD WATCH - 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: 17-Dec-2025 @ 5:02pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.2°F than last hour.

46.1°F

---
High Today
57.4°F
12:01 AM
Low Today
42.4°F
7:19 AM
Yest High
58.3°F
1:30 PM
Yest Low
47.0°F
3:59 AM
Sta* High
67.4°F
2008
Sta* Low
15.2°F
2011
* This Station's Records Since 01/2020
Official Record High
Night time, Dry, Overcast Night time, Dry, Overcast

Wind from SSW Wind:  SSW
3.4

Gusting to:
5.0 mph
Current Rain Rain:
0.34 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.2 of 100
This
Afternoon
This Afternoon: Rain Showers
Rain Showers
Tonight

Tonight: Rain Showers Likely then Rain
Rain Showers Likely then Rain
Thursday

Thursday: Rain
Rain
Hi 48°F Lo 40°F Hi 55°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Decreased 1.1°F since last hour. 42.1°F
Last Hour: Decreased 1.1°F since last hour. -1.1°F
High 12:13 AM: 54.4°F
Low 6:33 AM: 39.0°F
Record High: 80.8°F on
28-Jun-2021
Record Low: 11.7°F on
22-Dec-2022
Wetbulb: 44.3°F
Rain Today
rain graph

Today: 0.34 in
Storm Rain: 1.75 in
Yesterday: 0.67 in
Last 7 Days: 2.49 in
Dec Rain: 9.71 in
Dec to Date
  Avg:10
3.65 in
Dec to Date
  Diff from Avg:10
Over 6.06 in for the month 6.06 in
Dec Avg: 3.49 in
Diff from Avg: Over 6.22 in for the month 6.22 in
Season:1 39.910 in
YTD
  Avg:11
24.64 in
YTD
  Diff from Avg:11
Over 15.27 in for the year 15.27 in
Last Rain
Time/Date:
17-Dec-2025
at 3:35 PM
144 rain days in 2025
14 days in December
0 days since last rain
Current: SSW  3.4 mph
1Hr Average: 2.0 mph
Wind Run: 26.62 miles
Wind Gust
Current: 5.0 mph
Today: 19.6 mph 12:18 AM
Month: 21.0 mph 15-Dec
Year: 33.0 mph 19-Mar
Record Gust: 33.0 mph
19-Mar-2025
Sunlight:
8 h 41 m 43 s
of Sunlight Yesterday
8 h 41 m 21 s
of Sunlight Today
Which is 22 sec shorter than
yesterday
8 h 41 m 5 s
of Sunlight Tomorrow
(Noon ?>) graph (Midnight
Legend

Waning Crescent
Waning Crescent, 27 days, 18 hours, 15 minutes in cycle
4%
Illuminated
Humidity Barometer
Current: Decreased 3% since last hour. 86%
Last Hour: Decreased 3% since last hour. 3%
High 12:13 AM: 91%
Low 11:02 AM: 83%
Record High: 100%
30-Nov-2014
Record Low: 0%
26-Jan-2015
Current: No Change 1022.2 inHg
Last Hour: Steady
High 3:38 PM: 1022.7
Low 12:00 AM: 995.1
Record High: 1045.4 inHg
30-Dec-2014
Record Low: 979.4 inHg
27-Dec-2022
Heating Degree Days Coming Soon Wind Chill
Today: 8.9
Dec: 257.6
2025 to Date: 3981.2
Cooling Degree Days
2025 to Date: 242.6
Current: 44.8°F
Low 8:05 AM: 39.6°F
Yesterday: 47.0°F
Record: 14.2°F
15-Jan-2024
UV Summary/Forecast Solar Summary
High Today:   0.9 @ 10:32 AM
Dec-18

0.7
Dec-19

0.7
Dec-20

0.7
High Today:  
374 W/m2 @ 1:46 PM
Sun Hours Today:
00:00
   This Month: 00:00 Hrs
Rise: 07:50  Set: 16:27
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Afternoon
YTD Avg Temp: 54.3°F
Sunrise: 07:50
Sunset: 16:27
Moonrise: 07:04
Moonset: 14:55
Full Moon: 04-Dec-2025
New Moon: 01:44 UTC
19-Dec-2025
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 2.49 in
7-Days ET: 0.06 in
7-Day:  2.435 in water in excess of what evaporated in last 7 days. 2.435 in
December:  9.59 in water in excess of what evaporated this month. 9.59 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:13 | S3C2:0 | Ajax 3.xx
ISS:Ok | CON:3.3 | RCP:99%
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).   10 Historical average only to day 17 of just the month of December for this station since 2020.   11 Historical average rain this season to day 17 of December for this station since 2020.
 NWS Weather Forecast  -   Outlook This Afternoon & Tonight
This
Afternoon
This Afternoon: Rain Showers
Rain Showers

Hi 48°F
NWS forecast: Rain showers. Mostly cloudy. High near 48, with temperatures falling to around 46 in the afternoon. South southwest wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts less than a tenth of an inch possible.
Local station forecast: Increasing clouds with little temp change, precipitation possible within 24 to 48 hrs.
Tonight

Tonight: Rain Showers Likely then Rain
Rain Showers Likely then Rain

Lo 40°F
NWS forecast: Rain showers likely before midnight, then rain. Cloudy. Low around 40, with temperatures rising to around 42 overnight. South southeast wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
 NWS Short Term Weather Forecast
Thursday

Thursday: Rain
Rain
Thursday
Night
Thursday Night: Rain
Rain
Friday

Friday: Light Rain then Showers And Thunderstorms
Light Rain then Showers And T-Storms
Friday
Night
Friday Night: Showers And Thunderstorms
Showers And T-Storms
Saturday

Saturday: Rain Showers then Light Rain Likely
Rain Showers then Light Rain Likely
Saturday
Night
Saturday Night: Light Rain
Light Rain
Sunday

Sunday: Light Rain
Light Rain
Hi 55°F Lo 39°F Hi 46°F Lo 39°F Hi 46°F Lo 40°F Hi 46°F
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