Station CASM1 - 8418150 - Portland, ME Image indicating link to RSS feed of recent meteorological observations for station CASM1


Conditions at CASM1 as of
(6:30 pm EDT)
2230 GMT on 03/18/2026:
     

Click on the graph icon in the table below to see a time series plot of the last five days of that observation.

5-day plot - Wind Direction Wind Direction (WDIR): SE ( 140 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 7.0 kts
5-day plot - Wind Gust Wind Gust (GST): 9.9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):30.39 in
5-day plot - Air Temperature Air Temperature (ATMP): 29.1 °F
5-day plot - Water Temperature Water Temperature (WTMP): 37.6 °F
5-day plot - Ice Accretion Ice Accretion (ICE): 0.00 in per hour
5-day plot - Wind Chill Wind Chill (CHILL): 21.4 °F
5-day plot - Wind Speed at 10 Meters Wind Speed at 10 meters (WSPD10M): 7.8 kts
5-day plot - Wind Speed at 20 Meters Wind Speed at 20 meters (WSPD20M): 7.8 kts
5-day plot -  Wind Speed, Wind Gust and Atmospheric Pressure Combined plot of Wind Speed, Gust, and Air Pressure
NOS Water Level Observation Network Water Level
Previous observations
TIME
(EDT)
5-day plot - Wind Direction
WDIR
 
5-day plot - Wind Speed
WSPD
kts
5-day plot - Wind Gust
GST
kts
5-day plot - Wave Height
WVHT
ft
5-day plot - Dominant Wave Period
DPD
sec
5-day plot - Average Wave Period
APD
sec
5-day plot - Mean Wave Direction
MWD
 
5-day plot - Atmospheric Pressure
PRES
in
5-day plot - Pressure Tendency
PTDY
in
5-day plot - Air Temperature
ATMP
°F
5-day plot - Water Temperature
WTMP
°F
5-day plot - Dew Point
DEWP
°F
5-day plot - Salinity
SAL
psu
5-day plot - Visibility
VIS
nmi
5-day plot - Tide (above MLLW)
TIDE
ft
2026-03-18 06:24 pmSSE 6.0 12.0----30.39- 29.3 37.6----
2026-03-18 06:18 pm SE 9.9 12.0----30.39-- 37.6----
2026-03-18 06:12 pmSSE 9.9 12.0----30.39-- 37.6----
2026-03-18 06:06 pm S 7.0 11.1----30.39-- 37.6----
2026-03-18 06:00 pmSSE 7.0 11.1----30.39+0.06 29.1 37.8----
2026-03-18 05:54 pm SE 8.9 12.0----30.38- 28.8 37.8----
2026-03-18 05:48 pm SE 8.9 12.0----30.38-- 37.8----
2026-03-18 05:42 pm SE 8.9 12.0----30.38-- 37.8----
2026-03-18 05:36 pm SE 8.0 12.0----30.37-- 37.8----
2026-03-18 05:30 pm SE 9.9 12.0----30.37- 28.8 37.8----
2026-03-18 05:24 pmSSE 7.0 11.1----30.37- 29.1 37.8----
2026-03-18 05:18 pmSSE 8.9 11.1----30.37-- 37.8----
2026-03-18 05:12 pm SE 8.9 11.1----30.37-- 37.8----
2026-03-18 05:06 pm SE 9.9 12.0----30.37-- 37.6----
2026-03-18 05:00 pm SE 8.0 12.0----30.36+0.05 28.8 37.6----
2026-03-18 04:54 pmSSE 8.9 12.0----30.36- 28.6 37.4----
2026-03-18 04:48 pm S 8.0 11.1----30.36- 28.4 37.4----
2026-03-18 04:42 pmSSE 9.9 12.0----30.36- 28.2 37.4----
2026-03-18 04:36 pmSSE 8.0 11.1----30.35- 28.4 37.4----
2026-03-18 04:30 pm SE 8.9 11.1----30.35-- 37.4----
2026-03-18 04:24 pm SE 8.9 11.1----30.35-- 37.4----
2026-03-18 04:18 pmESE 8.9 11.1----30.34-------
2026-03-18 04:12 pmESE 7.0 11.1----30.34-------
2026-03-18 04:06 pmESE 8.0 11.1----30.33-------
2026-03-18 04:00 pmESE 11.1 13.0----30.33-0.03 27.3 37.0----
2026-03-18 03:54 pmESE 8.0 11.1----30.33- 27.5 37.0----
2026-03-18 03:48 pmESE 9.9 12.0----30.32-- 36.9----
2026-03-18 03:42 pm E 8.9 11.1----30.32-- 36.9----
2026-03-18 03:36 pmESE 8.9 11.1----30.32-- 36.9----
2026-03-18 03:30 pm SE 8.0 9.9----30.32- 27.5 36.7----
2026-03-18 03:24 pmESE 8.9 11.1----30.32- 27.1 36.7----
2026-03-18 03:18 pmESE 9.9 12.0----30.32-------
2026-03-18 03:12 pmESE 8.9 11.1----30.32-------
2026-03-18 03:06 pmESE 8.0 13.0----30.32-------
2026-03-18 03:00 pmESE 8.9 11.1----30.33-0.04 27.0 36.7----
2026-03-18 02:54 pmESE 8.0 9.9----30.32- 27.0 36.7----
2026-03-18 02:48 pmESE 8.9 12.0----30.32-------
2026-03-18 02:42 pmESE 7.0 9.9----30.32-------
2026-03-18 02:36 pm E 8.0 11.1----30.32-------
2026-03-18 02:30 pm E 7.0 8.9----30.33- 27.0 36.7----
2026-03-18 02:24 pm E 7.0 11.1----30.32- 26.4 36.7----
2026-03-18 02:18 pm E 8.0 9.9----30.32-------
2026-03-18 02:12 pm E 6.0 8.0----30.32-------
2026-03-18 02:06 pm E 6.0 8.9----30.32-------
2026-03-18 02:00 pm E 9.9 11.1----30.32-0.05 26.4 36.7----
2026-03-18 01:54 pm E 7.0 9.9----30.32- 26.4 36.7----
2026-03-18 01:48 pm E 8.9 11.1----30.32-------
2026-03-18 01:42 pm E 8.0 9.9----30.33-------
2026-03-18 01:36 pm E 8.9 12.0----30.33-------
2026-03-18 01:30 pmESE 9.9 12.0----30.34- 26.2 36.7----
2026-03-18 01:24 pmESE 7.0 8.9----30.34- 26.2 36.7----
2026-03-18 01:18 pmESE 8.9 11.1------------
2026-03-18 01:12 pmESE 7.0 8.9------------
2026-03-18 01:06 pm E 8.0 8.9------------
2026-03-18 01:00 pmENE 6.0 8.9----30.36+0.02 26.2 36.5----
2026-03-18 12:54 pm E 8.0 9.9----30.35- 26.1 36.5----
2026-03-18 12:48 pmESE 7.0 9.9----30.36-- 36.5----
2026-03-18 12:42 pmSSE 6.0 8.9----30.36-- 36.5----
2026-03-18 12:36 pmESE 6.0 8.0----30.36-- 36.5----
2026-03-18 12:30 pmESE 6.0 7.0----30.36- 26.6 36.5----
2026-03-18 12:24 pm N 1.9 2.9----30.36- 27.1 36.5----
2026-03-18 12:18 pm E 1.0 5.1----30.36- 27.3 36.5----
2026-03-18 12:12 pm S 1.9 4.1----30.36- 27.9 36.5----
2026-03-18 12:06 pm NW 2.9 7.0----30.36- 27.9 36.5----
2026-03-18 12:00 pmWNW 6.0 9.9----30.37+0.07 28.0 36.5----
2026-03-18 11:54 am W 4.1 8.9----30.36- 27.3 36.5----
2026-03-18 11:48 am W 7.0 8.9----30.36-------
2026-03-18 11:42 am SW 5.1 8.9----30.36-------
2026-03-18 11:36 am SW 6.0 14.0----30.36-------
2026-03-18 11:30 amWNW 8.0 11.1----30.36- 27.5 36.5----
2026-03-18 11:24 am NW 1.9 8.0----30.36- 27.1 36.5----
2026-03-18 11:18 am SW 2.9 7.0----30.36-- 36.5----
2026-03-18 11:12 amWSW 1.9 5.1----30.36-- 36.5----
2026-03-18 11:06 am SW 2.9 7.0----30.36-- 36.5----
2026-03-18 11:00 am S 6.0 8.9----30.36+0.09 25.3 36.5----
2026-03-18 10:54 am SE 4.1 7.0----30.36- 25.3 36.5----
2026-03-18 10:48 am S 6.0 9.9----30.36-------
2026-03-18 10:42 amWSW 5.1 9.9----30.36-------
2026-03-18 10:36 am S 4.1 8.9----30.36-------
2026-03-18 10:30 am SW 2.9 8.9----30.35- 25.0 36.5----
2026-03-18 10:24 amSSW 2.9 6.0----30.35- 25.7 36.3----
2026-03-18 10:18 am SW 5.1 8.9----30.35-- 36.3----
2026-03-18 10:12 am S 5.1 6.0----30.35-- 36.3----
2026-03-18 10:06 am W 6.0 11.1----30.34-- 36.3----
2026-03-18 10:00 am S 1.0 5.1----30.33+0.09 25.2 36.5----
2026-03-18 09:54 am N 1.9 7.0----30.33- 24.1 36.5----
2026-03-18 09:48 am W 2.9 8.0----30.32-------
2026-03-18 09:42 amWNW 5.1 8.0----30.32-------
2026-03-18 09:36 am N 1.9 8.9----30.32-------
2026-03-18 09:30 am N 5.1 8.9----30.31- 23.4 36.5----
2026-03-18 09:24 amNNE 1.0 4.1----30.31- 23.9 36.5----
2026-03-18 09:18 amENE 4.1 8.0----30.32-------
2026-03-18 09:12 am N 2.9 6.0----30.32-------
2026-03-18 09:06 am NW 5.1 8.9----30.30-------
2026-03-18 09:00 am N 6.0 9.9----30.29+0.10 22.1 36.5----
2026-03-18 08:54 am N 8.0 9.9----30.29- 22.3 36.5----
2026-03-18 08:48 amNNW 7.0 11.1----30.28-- 36.7----
2026-03-18 08:42 amNNW 8.9 11.1----30.27-- 36.5----
2026-03-18 08:36 am NW 5.1 11.1----30.28-- 36.5----
2026-03-18 08:30 amWNW 6.0 8.9----30.28- 23.9 36.5----
2026-03-18 08:24 amNNW 7.0 8.9----30.28- 22.6 36.5----
2026-03-18 08:18 amWNW 7.0 13.0----30.27-------
2026-03-18 08:12 amWNW 6.0 9.9----30.27-------
2026-03-18 08:06 am W 8.9 12.0----30.27-------
2026-03-18 08:00 am NW 5.1 7.0----30.27+0.11 22.5 36.3----
2026-03-18 07:54 amNNW 2.9 8.0----30.27- 23.2 36.3----
2026-03-18 07:48 am W 4.1 7.0----30.27-------
2026-03-18 07:42 am W 6.0 8.0----30.26-------
2026-03-18 07:36 am W 6.0 8.0----30.26-------
2026-03-18 07:30 am W 6.0 8.0----30.26- 23.2 36.1----
2026-03-18 07:24 am W 5.1 7.0----30.26- 23.0 36.1----
2026-03-18 07:18 am W 5.1 7.0----30.25-- 36.0----
2026-03-18 07:12 amWSW 5.1 7.0----30.25-- 35.8----
2026-03-18 07:06 am W 5.1 8.0----30.25-- 35.8----
2026-03-18 07:00 am W 4.1 6.0----30.24+0.12 21.4 35.8----
2026-03-18 06:54 am W 2.9 5.1----30.23- 20.8 35.6----
2026-03-18 06:48 am W 2.9 5.1----30.23-- 35.6----
2026-03-18 06:42 am W 4.1 7.0----30.23-- 35.8----
2026-03-18 06:36 am W 4.1 6.0----30.22-- 35.8----
2026-03-18 06:30 am W 4.1 7.0----30.22- 20.8 35.6----
2026-03-18 06:24 am W 5.1 7.0----30.22- 21.0 35.2----
2026-03-18 06:18 am W 4.1 6.0----30.21-------
2026-03-18 06:12 am W 2.9 6.0----30.21-------
2026-03-18 06:06 am W 4.1 6.0----30.20-------
2026-03-18 06:00 am W 5.1 7.0----30.20+0.11 20.8 35.4----
2026-03-18 05:54 am W 4.1 8.0----30.20- 20.8 35.4----
2026-03-18 05:48 am W 5.1 6.0----30.19-- 35.4----
2026-03-18 05:42 am W 4.1 6.0----30.19-- 35.4----
2026-03-18 05:36 am W 5.1 6.0----30.19-- 35.4----
2026-03-18 05:30 am W 4.1 6.0----30.19- 20.8 35.6----
2026-03-18 05:24 am W 4.1 7.0----30.18- 21.0 35.6----
2026-03-18 05:18 am W 5.1 7.0----30.18-- 35.6----
2026-03-18 05:12 am W 6.0 8.0----30.17-- 35.6----
2026-03-18 05:06 am W 5.1 8.9----30.17-- 35.6----
2026-03-18 05:00 am W 5.1 8.9----30.16+0.11 21.0 35.6----
2026-03-18 04:54 am W 6.0 8.9----30.16- 21.0 35.8----
2026-03-18 04:48 am W 7.0 8.9----30.16-- 35.8----
2026-03-18 04:42 am W 7.0 9.9----30.15-- 35.8----
2026-03-18 04:36 am W 6.0 9.9----30.15-- 35.8----
2026-03-18 04:30 am W 8.0 11.1----30.14-- 36.0----
2026-03-18 04:24 am W 8.0 11.1----30.14-- 36.0----
2026-03-18 04:18 am W 5.1 9.9----30.13-- 36.1----
2026-03-18 04:12 amWNW 7.0 8.9----30.13-- 36.1----
2026-03-18 04:06 am W 7.0 11.1----30.13-- 36.1----
2026-03-18 04:00 am W 8.0 12.0----30.12+0.10 21.6 36.3----
2026-03-18 03:54 amWNW 8.9 12.0----30.12- 21.6 36.3----
2026-03-18 03:48 amWNW 6.0 13.0----30.11-------
2026-03-18 03:42 amWNW 6.0 9.9----30.11-------
2026-03-18 03:36 am W 8.9 12.0----30.11-------
2026-03-18 03:30 amWNW 7.0 11.1----30.11- 21.7 36.3----
2026-03-18 03:24 amWNW 9.9 12.0----30.10- 21.9 36.3----
2026-03-18 03:18 am W 6.0 11.1----30.10-- 36.5----
2026-03-18 03:12 am W 7.0 9.9----30.09-- 36.5----
2026-03-18 03:06 am W 8.0 12.0----30.09-- 36.5----
2026-03-18 03:00 am W 7.0 12.0----30.09+0.12 22.5 36.7----
2026-03-18 02:54 am W 9.9 15.0----30.09- 22.5 36.7----
2026-03-18 02:48 am W 8.9 14.0------- 36.7----
2026-03-18 02:42 am W 7.0 9.9------- 36.9----
2026-03-18 02:36 amWNW 7.0 13.0------- 36.9----
2026-03-18 02:30 am W 8.0 13.0----30.07- 23.2 36.9----
2026-03-18 02:24 am W 8.0 12.0----30.07- 23.4 36.9----
2026-03-18 02:18 am W 8.0 13.0----30.06-- 36.9----
2026-03-18 02:12 am W 9.9 15.0----30.06-- 36.9----
2026-03-18 02:06 am W 12.0 15.0----30.06-- 36.9----
2026-03-18 02:00 am W 9.9 13.0----30.05- 23.7 36.9----
2026-03-18 01:54 am W 11.1 14.0----30.05- 23.7 36.9----
2026-03-18 01:48 am W 12.0 15.0----30.05-------
2026-03-18 01:42 am W 11.1 15.9----30.04-------
2026-03-18 01:36 am W 14.0 18.1----30.04-------
2026-03-18 01:30 am W 14.0 20.0----30.03- 24.3 36.9----
2026-03-18 01:24 am W 15.0 18.1----30.03- 24.6 37.0----
2026-03-18 01:18 am W 11.1 18.1----30.03-- 37.0----
2026-03-18 01:12 am W 12.0 18.1----30.03-- 37.0----
2026-03-18 01:06 am W 12.0 21.0----30.02-- 37.0----
2026-03-18 01:00 am W 15.0 21.0----30.02+0.13 25.5 37.0----
2026-03-18 12:54 am W 12.0 19.0----30.02- 25.7 37.0----
2026-03-18 12:48 am W 12.0 20.0----30.01-------
2026-03-18 12:42 am W 13.0 21.0----30.01-------
2026-03-18 12:36 am W 9.9 19.0----30.00-------
2026-03-18 12:30 am W 11.1 15.9----30.00- 26.6 37.0----
2026-03-18 12:24 am W 9.9 19.0----29.99- 27.0 37.0----
2026-03-18 12:18 am W 13.0 18.1----29.99- 27.1 37.0----
2026-03-18 12:12 am W 17.1 22.0----29.98- 27.1 37.0----
2026-03-18 12:06 am W 15.9 21.0----29.98- 27.5 37.0----
2026-03-18 12:00 am W 15.0 20.0----29.98+0.12 27.9 37.0----
2026-03-17 11:54 pm W 7.0 14.0----29.97- 28.2 37.0----
2026-03-17 11:48 pm W 8.0 17.1----29.97-------
2026-03-17 11:42 pm W 8.9 15.0----29.97-------
2026-03-17 11:36 pm W 7.0 11.1----29.96-------
2026-03-17 11:30 pmWSW 6.0 17.1----29.96- 28.9 37.0----
2026-03-17 11:24 pmWSW 13.0 18.1----29.95- 28.8 37.0----
2026-03-17 11:18 pmWSW 9.9 15.9----29.95-- 37.0----
2026-03-17 11:12 pmWSW 12.0 15.0----29.95-- 37.2----
2026-03-17 11:06 pmWSW 11.1 14.0----29.94-- 37.2----
2026-03-17 11:00 pmWSW 11.1 19.0------ 29.1 37.2----
2026-03-17 10:54 pmWSW 9.9 17.1------ 29.3 37.0----
2026-03-17 10:48 pmWSW 9.9 15.9----29.93-- 37.0----
2026-03-17 10:42 pmWSW 14.0 17.1----29.92-- 36.9----
2026-03-17 10:36 pmWSW 11.1 19.0----29.92-- 36.9----
2026-03-17 10:30 pmWSW 11.1 19.0----29.91- 29.7 36.9----
2026-03-17 10:24 pmWSW 11.1 19.0----29.91- 29.8 36.9----
2026-03-17 10:18 pm W 11.1 18.1----29.91-- 37.0----
2026-03-17 10:12 pmWSW 7.0 15.9----29.90-- 37.0----
2026-03-17 10:06 pmWSW 13.0 18.1----29.89-- 37.0----
2026-03-17 10:00 pmWSW 11.1 17.1----29.89+0.12- 37.0----
2026-03-17 09:54 pmWSW 8.9 12.0----29.88-- 37.0----
2026-03-17 09:48 pmWSW 8.0 14.0----29.88-------
2026-03-17 09:42 pmWSW 8.9 13.0----29.88-------
2026-03-17 09:36 pm W 11.1 15.9----29.87-------
2026-03-17 09:30 pmWSW 15.0 19.0----29.87- 30.9 37.0----
2026-03-17 09:24 pmWSW 9.9 22.9----29.87- 30.9 37.2----
2026-03-17 09:18 pm W 14.0 20.0----29.86-- 37.2----
2026-03-17 09:12 pm W 8.9 12.0----29.86-- 37.2----
2026-03-17 09:06 pm W 11.1 21.0----29.86-- 37.2----
2026-03-17 09:00 pmWSW 9.9 19.0----29.86+0.15 31.5 37.2----
2026-03-17 08:54 pm W 11.1 19.0----29.85- 31.6 37.4----
2026-03-17 08:48 pm W 11.1 20.0----29.85-- 37.2----
2026-03-17 08:42 pmWSW 14.0 21.0----29.84-- 37.4----
2026-03-17 08:36 pmWSW 13.0 19.0----29.84-- 37.4----
2026-03-17 08:30 pmWSW 11.1 21.0----29.84- 32.4 37.4----
2026-03-17 08:24 pmWSW 11.1 21.0----29.84- 32.4 37.4----
2026-03-17 08:18 pmWSW 14.0 25.1----29.83-------
2026-03-17 08:12 pmWSW 18.1 25.1----29.83-------
2026-03-17 08:06 pmWSW 15.0 24.1----29.82-------
2026-03-17 08:00 pm W 15.0 20.0----29.82+0.15 32.9 37.4----
2026-03-17 07:54 pm W 15.0 22.0----29.81- 33.1 37.4----
2026-03-17 07:48 pm W 11.1 15.9------------
2026-03-17 07:42 pmWSW 9.9 14.0------------
2026-03-17 07:36 pm W 11.1 18.1------------
2026-03-17 07:30 pmWSW 17.1 22.0----29.79- 33.8 37.6----
2026-03-17 07:24 pmWSW 14.0 22.9----29.79- 34.0 37.8----
2026-03-17 07:00 pmWSW 14.0 25.1----29.76+0.13 34.5 37.8----
2026-03-17 06:54 pmWSW 14.0 26.0----29.76- 34.7 37.8----