Island Drive Weather - Longview, WA

45°F

Longview, WA, USA

Updated: 20-Dec-2025 10:00am

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FLOOD WARNING - Cowlitz County Lowlands

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Radar/Satellite images courtesy of National Weather Service.

METRIC | IMPERIAL

Updated: 20-Dec-2025 @ 10:00am (0 sec ago)

Temperature

Current Conditions

Forecast / Storm Prediction

Currently Outside: 44.6°F Feels like: 41°F ---
High Today 44.6°F 9:55 AM	Low Today 40.9°F 12:00 AM
Yest High 48.1°F 2:25 PM	Yest Low 38.6°F 4:53 AM
Sta* High 61.7°F 2015	Sta* Low 5.5°F 2012
* This Station's Records Since 01/2020


	Overcast and gloomy, Dry
	Wind: SE 6.2 Gusting to: 3.0 mph
	Rain: 0.23 in
	Current CBI Fire Danger: -1.7 of 100

Today Rain Showers	Tonight Rain Showers Likely	Sunday Rain Showers then Light Rain
Hi 47°F	Lo 41°F	Hi 46°F

Dew Point

Liquid Precipitation

Wind Speed

Sun/Moon

Current:	41.8°F
Last Hour:	+0.8°F
High 9:55 AM:	41.8°F
Low 12:48 AM:	38.7°F
Record High:	80.8°F on 28-Jun-2021
Record Low:	11.7°F on 22-Dec-2022
Wetbulb:	43.4°F

Rain Today
Today:	0.23 in
Storm Rain:	4.00 in
Yesterday:	0.15 in
Last 7 Days:	3.92 in
Dec Rain:	11.96 in
Dec to Date Avg:¹⁰	4.01 in
Dec to Date Diff from Avg:¹⁰	7.95 in
Dec Avg:	3.49 in
Diff from Avg:	8.47 in
Season:¹	42.160 in
YTD Avg:¹¹	25.00 in
YTD Diff from Avg:¹¹	17.16 in
Last Rain Time/Date:	20-Dec-2025 at 8:05 AM
147 rain days in 2025
17 days in December 0 days since last rain

Current:	SE 6.2 mph
1Hr Average:	3.1 mph
Wind Run:	11.67 miles
Wind Gust
Current:	3.0 mph
Today:	14.0 mph 9:43 AM
Month:	21.0 mph 15-Dec
Year:	33.0 mph 19-Mar
Record Gust:	33.0 mph 19-Mar-2025

Sunlight:

8 h 40 m 52 s
of Sunlight Yesterday
8 h 40 m 46 s
of Sunlight Today Which is 6 sec shorter than
yesterday
8 h 40 m 45 s
of Sunlight Tomorrow
(Noon ?>)

(Midnight

Waxing Crescent

0%
Illuminated

Humidity

Barometer

Current:	90%
Last Hour:	4%
High 4:40 AM:	94%
Low 1:35 AM:	89%
Record High:	100% 30-Nov-2014
Record Low:	0% 26-Jan-2015

Current:	1016.8 inHg
Last Hour:	Steady
High 9:28 AM:	1017.0
Low 12:30 AM:	1015.9
Record High:	1045.4 inHg 30-Dec-2014
Record Low:	979.4 inHg 27-Dec-2022

Heating Degree Days

Coming Soon

Wind Chill

Today:	9.2
Dec:	319.5
2025 to Date:	4042.9
Cooling Degree Days
2025 to Date:	242.6

Current:	41.1°F
Low 9:57 AM:	39.2°F
Yesterday:	36.7°F
Record:	14.2°F 15-Jan-2024

Current UV Index

Current Solar Energy⁹

0.5

Sunburn in

224 Minutes

Highest:
9:57 AM
0.5

186 W/m²
0%
W/m² ⇒ SI

High Today:
9:58 AM
190 W/m²
Record:
1531 W/m²

Almanac

Irrigation Index⁵

Station All Time Records

Cloud Level

Currently:	Morning
YTD Avg Temp:	54.2°F
Sunrise:	07:51
Sunset:	16:28
Moonrise:	08:56
Moonset:	15:43
Full Moon:	03-Jan-2026
New Moon:	19:53 UTC 18-Jan-2026

Updated at Midnight
Current ET:	0.01 in
7-Days Rain:	3.92 in
7-Days ET:	0.07 in
7-Day:	3.845 in
December:	11.81 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:3.2 \| 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 20 of just the month of December for this station since 2020. ¹¹ Historical average rain this season to day 20 of December for this station since 2020.

NWS Weather Forecast - Outlook Today & Tonight

Today

Rain Showers

Hi 47°F

NWS forecast: Rain showers. Mostly cloudy. High near 47, with temperatures falling to around 45 in the afternoon. South southeast wind around 9 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Local station forecast: Increasing clouds with little temp change, precipitation possible within 24 to 48 hrs.

Tonight

Rain Showers Likely

Lo 41°F

NWS forecast: Rain showers likely. Mostly cloudy, with a low around 41. South southeast wind around 8 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

NWS Short Term Weather Forecast

Sunday Rain Showers then Light Rain	Sunday Night Light Rain	Monday Rain	Monday Night Rain	Tuesday Chance Light Rain	Tuesday Night Light Rain Likely	Wednesday Light Rain Likely
Hi 46°F	Lo 40°F	Hi 47°F	Lo 40°F	Hi 47°F	Lo 37°F	Hi 46°F

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