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


Conditions at CASM1 as of
(12:48 am EDT)
0448 GMT on 04/30/2026:
     

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): NE ( 40 deg true )
5-day plot - Wind Speed Wind Speed (WSPD): 8.0 kts
5-day plot - Wind Gust Wind Gust (GST): 8.9 kts
5-day plot - Atmospheric Pressure Atmospheric Pressure (PRES):29.86 in
5-day plot - Water Temperature Water Temperature (WTMP): 45.5 °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): 9.7 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
2026-04-30 12:42 am NE 8.0 8.9----29.87-- 45.5----
2026-04-30 12:36 am NE 7.0 11.1----29.87-- 45.5----
2026-04-30 12:30 am NE 8.9 9.9----29.87- 43.5 45.5----
2026-04-30 12:24 am NE 7.0 8.9----29.87- 43.3 45.5----
2026-04-30 12:18 am NE 8.0 8.9----29.88-------
2026-04-30 12:12 am NE 7.0 8.9----29.88-------
2026-04-30 12:06 am NE 8.0 8.9----29.88-------
2026-04-30 12:00 am NE 7.0 8.0----29.88-0.04 43.3 45.5----
2026-04-29 11:54 pm NE 8.0 11.1----29.88- 43.2 45.5----
2026-04-29 11:48 pm NE 8.0 9.9----29.88-------
2026-04-29 11:42 pm NE 8.0 9.9----29.88-------
2026-04-29 11:36 pm NE 8.0 12.0----29.89-------
2026-04-29 11:30 pm NE 8.9 12.0----29.89- 43.3 45.7----
2026-04-29 11:24 pm NE 8.0 11.1----29.89- 43.3 45.7----
2026-04-29 11:18 pm NE 8.0 9.9----29.89-- 45.7----
2026-04-29 11:12 pm NE 8.9 12.0----29.90-- 45.9----
2026-04-29 11:06 pm NE 9.9 12.0----29.90-- 45.9----
2026-04-29 11:00 pm NE 8.9 12.0----29.90-0.03 43.3 45.9----
2026-04-29 10:54 pmENE 9.9 12.0----29.90- 43.3 45.7----
2026-04-29 10:48 pmENE 11.1 13.0----29.90-- 45.7----
2026-04-29 10:42 pmENE 11.1 13.0----29.91-- 45.7----
2026-04-29 10:36 pmENE 11.1 14.0----29.91-- 45.7----
2026-04-29 10:30 pmENE 11.1 14.0----29.91- 43.2 45.7----
2026-04-29 10:24 pmENE 9.9 13.0----29.91- 43.2 45.7----
2026-04-29 10:18 pmENE 9.9 12.0----29.92-------
2026-04-29 10:12 pmENE 8.9 12.0----29.92-------
2026-04-29 10:06 pmENE 9.9 12.0----29.92-------
2026-04-29 10:00 pmENE 12.0 14.0----29.92-0.01 43.2 45.7----
2026-04-29 09:54 pmENE 11.1 13.0----29.92- 43.2 45.9----
2026-04-29 09:48 pmENE 12.0 15.0----29.92-- 45.9----
2026-04-29 09:42 pmENE 12.0 15.0----29.92-- 45.9----
2026-04-29 09:36 pmENE 13.0 15.0----29.93-- 46.0----
2026-04-29 09:30 pmENE 12.0 15.9----29.93- 43.2 46.2----
2026-04-29 09:24 pmENE 12.0 15.9----29.93- 43.3 46.2----
2026-04-29 09:18 pmENE 12.0 15.9----29.93-------
2026-04-29 09:12 pmENE 14.0 15.9----29.93-------
2026-04-29 09:06 pmENE 13.0 17.1----29.93-------
2026-04-29 09:00 pmENE 13.0 18.1----29.93-0.02 43.3 46.4----
2026-04-29 08:54 pmENE 12.0 15.0----29.93- 43.3 46.4----
2026-04-29 08:48 pmENE 13.0 15.9----29.93-------
2026-04-29 08:42 pmENE 14.0 17.1----29.93-------
2026-04-29 08:36 pmENE 12.0 15.9----29.93-------
2026-04-29 08:30 pmENE 15.0 15.9----29.93- 43.2 47.3----
2026-04-29 08:24 pmENE 13.0 17.1----29.93- 43.5 47.3----
2026-04-29 08:18 pmENE 15.9 19.0----29.92-- 47.5----
2026-04-29 08:12 pmENE 15.0 18.1----29.93-- 47.5----
2026-04-29 08:06 pmENE 15.0 18.1----29.93-- 47.3----
2026-04-29 08:00 pmENE 15.0 18.1----29.93-0.02 43.3 47.3----
2026-04-29 07:54 pmENE 15.0 19.0----29.93- 43.2 47.5----
2026-04-29 07:48 pmENE 15.0 19.0------------
2026-04-29 07:42 pmENE 15.0 18.1------------
2026-04-29 07:36 pmENE 12.0 15.9------------
2026-04-29 07:30 pmENE 14.0 17.1----29.93- 43.3 48.0----
2026-04-29 07:24 pmENE 13.0 17.1----29.93- 43.3 48.0----
2026-04-29 07:18 pmENE 12.0 15.9----29.93-------
2026-04-29 07:12 pmENE 14.0 15.9----29.93-------
2026-04-29 07:06 pmENE 13.0 17.1----29.93-------
2026-04-29 07:00 pmENE 12.0 15.0----29.93-0.03 43.3 48.0----
2026-04-29 06:54 pmENE 12.0 14.0----29.94- 43.2 48.0----
2026-04-29 06:48 pmENE 12.0 15.0----29.94-- 48.0----
2026-04-29 06:42 pmENE 12.0 15.0----29.94-- 48.0----
2026-04-29 06:36 pmENE 12.0 15.9----29.94-- 48.0----
2026-04-29 06:30 pmENE 14.0 15.9----29.94- 43.2 48.0----
2026-04-29 06:24 pmENE 12.0 15.9----29.94- 43.2 48.0----
2026-04-29 06:18 pmENE 14.0 15.0----29.94-- 48.0----
2026-04-29 06:12 pmENE 12.0 14.0----29.94-- 48.0----
2026-04-29 06:06 pmENE 14.0 15.9----29.94-- 48.0----
2026-04-29 06:00 pmENE 14.0 15.9----29.94-0.04 43.2 48.0----
2026-04-29 05:54 pmENE 13.0 14.0----29.94- 43.3 48.0----
2026-04-29 05:48 pmENE 13.0 15.9----29.94-------
2026-04-29 05:42 pmENE 13.0 15.0----29.94-------
2026-04-29 05:36 pmENE 12.0 15.0----29.95-------
2026-04-29 05:30 pm E 13.0 15.9----29.94- 43.5 48.0----
2026-04-29 05:24 pmENE 13.0 15.0----29.94- 43.3 48.0----
2026-04-29 05:18 pmENE 13.0 15.0----29.94-------
2026-04-29 05:12 pmENE 14.0 15.9----29.94-------
2026-04-29 05:06 pm E 12.0 15.0----29.95-------
2026-04-29 05:00 pm E 13.0 15.9----29.95-0.04 43.5 48.0----
2026-04-29 04:54 pm E 14.0 15.9----29.95- 43.5 48.0----
2026-04-29 04:48 pm E 14.0 15.9----29.95-- 48.0----
2026-04-29 04:42 pm E 13.0 15.0----29.95-- 48.0----
2026-04-29 04:36 pmENE 13.0 15.0----29.95-- 48.0----
2026-04-29 04:30 pmENE 13.0 15.9----29.95- 43.5 48.0----
2026-04-29 04:24 pmENE 12.0 15.0----29.96- 43.7 48.0----
2026-04-29 04:18 pmENE 13.0 15.0----29.96-------
2026-04-29 04:12 pmENE 12.0 14.0----29.96-------
2026-04-29 04:06 pm E 12.0 14.0----29.96-------
2026-04-29 04:00 pm E 9.9 13.0----29.97-0.03 43.5 47.8----
2026-04-29 03:54 pmENE 11.1 12.0----29.97- 43.7 47.8----
2026-04-29 03:48 pm E 12.0 14.0----29.97-------
2026-04-29 03:42 pm E 11.1 13.0----29.97-------
2026-04-29 03:36 pm E 9.9 13.0----29.98-------
2026-04-29 03:30 pmENE 12.0 14.0----29.98- 43.2 47.5----
2026-04-29 03:24 pmENE 12.0 13.0----29.98- 43.2 47.5----
2026-04-29 03:18 pm E 11.1 13.0----29.98-------
2026-04-29 03:12 pm E 9.9 13.0----29.98-------
2026-04-29 03:06 pm E 11.1 15.0----29.98-------
2026-04-29 03:00 pm E 12.0 14.0----29.98-0.04 43.3 47.3----
2026-04-29 02:54 pm E 11.1 14.0----29.98- 43.5 47.3----
2026-04-29 02:48 pm E 11.1 14.0----29.99-------
2026-04-29 02:42 pm E 11.1 13.0----30.00-------
2026-04-29 02:36 pm E 12.0 13.0----30.00-------
2026-04-29 02:30 pm E 8.9 12.0----30.00- 44.1 47.1----
2026-04-29 02:24 pm E 12.0 13.0----30.00- 43.5 47.1----
2026-04-29 02:18 pm E 9.9 13.0----30.00-------
2026-04-29 02:12 pm E 9.9 13.0----30.00-------
2026-04-29 02:06 pm E 12.0 14.0----29.99-------
2026-04-29 02:00 pm E 12.0 15.0----29.99-0.06 43.5 46.6----
2026-04-29 01:54 pmENE 14.0 15.0----29.98- 43.5 46.4----
2026-04-29 01:48 pmENE 13.0 15.0----29.99-- 46.4----
2026-04-29 01:42 pm E 13.0 15.0----29.99-- 45.9----
2026-04-29 01:36 pm E 14.0 15.9----29.99-- 45.7----
2026-04-29 01:30 pm E 13.0 15.0----29.98- 43.9 45.7----
2026-04-29 01:24 pm E 12.0 14.0----29.98- 43.9 45.7----
2026-04-29 01:18 pm E 11.1 14.0----30.00-------
2026-04-29 01:12 pm E 8.9 12.0----30.00-------
2026-04-29 01:06 pm E 8.0 13.0----30.01-------
2026-04-29 01:00 pm E 11.1 14.0----30.00-0.07 43.9 45.3----
2026-04-29 12:54 pm E 12.0 15.0----29.99- 43.9 45.3----
2026-04-29 12:48 pmENE 11.1 13.0----29.99-- 45.3----
2026-04-29 12:42 pm E 11.1 13.0----29.99-- 45.1----
2026-04-29 12:36 pm E 11.1 12.0----30.00-- 45.1----
2026-04-29 12:30 pm E 9.9 14.0----30.00- 44.4 45.1----
2026-04-29 12:24 pm E 12.0 14.0----29.99- 44.1 45.1----
2026-04-29 12:18 pm E 13.0 14.0----30.00-- 45.1----
2026-04-29 12:12 pm E 11.1 13.0----30.00-- 45.1----
2026-04-29 12:06 pm E 11.1 13.0----30.01-- 45.3----
2026-04-29 12:00 pm E 9.9 12.0----30.01-0.06 44.1 45.3----
2026-04-29 11:54 am E 11.1 12.0----30.01- 43.9 45.1----
2026-04-29 11:48 am E 9.9 12.0----30.02-------
2026-04-29 11:42 am E 11.1 13.0----30.02-------
2026-04-29 11:36 am E 11.1 12.0----30.02-------
2026-04-29 11:30 am E 9.9 12.0----30.02- 43.9 45.3----
2026-04-29 11:24 am E 9.9 11.1----30.03- 43.9 45.3----
2026-04-29 11:18 am E 8.0 9.9----30.03-------
2026-04-29 11:12 am E 8.0 9.9----30.03-------
2026-04-29 11:06 am E 7.0 8.0----30.04-------
2026-04-29 11:00 am E 6.0 7.0----30.05-0.03 44.2 45.5----
2026-04-29 10:54 am E 6.0 7.0----30.05- 44.1 45.5----
2026-04-29 10:48 am E 7.0 7.0------------
2026-04-29 10:42 am E 6.0 7.0------------
2026-04-29 10:36 am E 6.0 8.0------------
2026-04-29 10:30 am E 7.0 8.0----30.06- 43.7 45.5----
2026-04-29 10:24 am E 6.0 7.0----30.06- 43.9 45.5----
2026-04-29 10:18 amENE 5.1 7.0----30.06-------
2026-04-29 10:12 am E 6.0 7.0----30.06-------
2026-04-29 10:06 amENE 6.0 7.0----30.06-------
2026-04-29 10:00 am E 5.1 8.9----30.06+0.02 43.5 45.7----
2026-04-29 09:54 amENE 8.0 9.9----30.06- 43.0 45.7----
2026-04-29 09:48 amENE 8.9 9.9----30.06-- 45.7----
2026-04-29 09:42 am E 8.0 11.1----30.06-- 45.9----
2026-04-29 09:36 am E 9.9 12.0----30.06-- 45.9----
2026-04-29 09:30 amENE 12.0 13.0----30.06- 42.6 45.9----
2026-04-29 09:24 am E 9.9 12.0----30.06- 42.8 45.9----
2026-04-29 09:18 am E 9.9 11.1----30.07-- 45.9----
2026-04-29 09:12 am E 8.9 11.1----30.07-- 45.9----
2026-04-29 09:06 am E 9.9 11.1----30.07-- 46.0----
2026-04-29 09:00 amENE 7.0 8.0----30.08+0.05 43.0 46.0----
2026-04-29 08:54 am E 7.0 8.0----30.08- 42.8 46.0----
2026-04-29 08:48 am E 7.0 9.9----30.08-------
2026-04-29 08:42 amENE 7.0 8.9----30.08-------
2026-04-29 08:36 am E 8.0 8.9----30.08-------
2026-04-29 08:30 am E 8.0 9.9----30.08- 43.0 46.2----
2026-04-29 08:24 am E 7.0 8.0----30.08- 42.8 46.2----
2026-04-29 08:18 amENE 6.0 8.9----30.08-------
2026-04-29 08:12 amENE 7.0 8.0----30.08-------
2026-04-29 08:06 amENE 6.0 8.9----30.08-------
2026-04-29 08:00 amENE 8.9 11.1----30.07+0.03 43.2 46.0----
2026-04-29 07:54 amENE 8.9 11.1----30.07- 43.3 46.0----
2026-04-29 07:48 amENE 8.9 9.9----30.07-------
2026-04-29 07:42 am E 8.0 8.9----30.07-------
2026-04-29 07:36 am E 8.0 9.9----30.07-------
2026-04-29 07:30 am E 8.9 9.9----30.07- 43.3 46.6----
2026-04-29 07:24 am E 8.0 8.9----30.06- 43.7 46.9----
2026-04-29 07:18 amENE 7.0 8.0----30.06-- 47.1----
2026-04-29 07:12 am E 6.0 8.0----30.05-- 47.1----
2026-04-29 07:06 am E 6.0 8.0----30.05-- 47.1----
2026-04-29 07:00 am E 6.0 7.0----30.04-0.03 43.7 47.1----
2026-04-29 06:54 am E 6.0 8.0----30.05- 43.9 47.1----
2026-04-29 06:48 am E 6.0 7.0----30.05-- 47.3----
2026-04-29 06:42 am E 6.0 7.0----30.04-- 47.5----
2026-04-29 06:36 am E 5.1 7.0----30.04-- 47.5----
2026-04-29 06:30 amENE 6.0 8.0----30.04- 43.5 47.5----
2026-04-29 06:24 am E 8.0 8.9----30.04- 43.5 47.7----
2026-04-29 06:18 am E 8.0 9.9----30.03-- 47.7----
2026-04-29 06:12 amENE 8.0 8.9----30.03-- 47.7----
2026-04-29 06:06 am NE 5.1 7.0----30.03-- 47.7----
2026-04-29 06:00 amENE 5.1 6.0----30.03-0.05 43.5 47.7----
2026-04-29 05:54 amENE 6.0 7.0----30.03- 43.7 47.5----
2026-04-29 05:48 amENE 6.0 7.0----30.03-- 47.5----
2026-04-29 05:42 am E 6.0 7.0----30.03-- 47.5----
2026-04-29 05:36 amENE 5.1 6.0----30.03-- 47.3----
2026-04-29 05:30 am E 6.0 7.0----30.03- 43.3 47.3----
2026-04-29 05:24 amENE 6.0 7.0----30.03- 43.5 47.3----
2026-04-29 05:18 amENE 5.1 6.0----30.04-- 47.1----
2026-04-29 05:12 amENE 4.1 5.1----30.04-- 46.9----
2026-04-29 05:06 amENE 4.1 5.1----30.04-- 46.9----
2026-04-29 05:00 amENE 4.1 4.1----30.05-0.02 43.5 46.9----
2026-04-29 04:54 amENE 4.1 4.1----30.05- 43.5 46.9----
2026-04-29 04:48 am E 4.1 5.1----30.06-------
2026-04-29 04:42 amENE 5.1 5.1----30.06-------
2026-04-29 04:36 amENE 6.0 6.0----30.06-------
2026-04-29 04:30 am E 5.1 7.0----30.06- 43.9 46.9----
2026-04-29 04:24 am E 6.0 8.0----30.06- 44.2 47.1----
2026-04-29 04:18 am E 5.1 6.0----30.07-- 47.1----
2026-04-29 04:12 amENE 6.0 8.0----30.07-- 46.9----
2026-04-29 04:06 amENE 8.0 8.0----30.07-- 46.9----
2026-04-29 04:00 am E 7.0 7.0----30.07+0.01 45.7 46.9----
2026-04-29 03:54 amENE 6.0 7.0----30.07- 45.9 46.9----
2026-04-29 03:48 amENE 6.0 6.0----30.07-- 46.9----
2026-04-29 03:42 amENE 4.1 5.1----30.07-- 46.9----
2026-04-29 03:36 am NE 2.9 4.1----30.07-- 46.9----
2026-04-29 03:30 am NE 1.9 2.9----30.08- 46.6 46.9----
2026-04-29 03:24 am NE 1.9 2.9----30.08- 46.8 46.9----
2026-04-29 03:18 amENE 2.9 4.1----30.08-- 46.9----
2026-04-29 03:12 am NE 2.9 5.1----30.08-- 46.9----
2026-04-29 03:06 am NE 4.1 5.1----30.08-- 46.8----
2026-04-29 03:00 amNNE 4.1 4.1----30.08-0.01 46.8 46.8----
2026-04-29 02:54 am N 2.9 4.1----30.08- 46.8 46.6----
2026-04-29 02:48 amNNE 2.9 4.1----30.07-- 46.6----
2026-04-29 02:42 amNNE 4.1 5.1----30.07-- 46.6----
2026-04-29 02:36 amNNE 5.1 5.1----30.07-- 46.6----
2026-04-29 02:30 amENE 5.1 6.0----30.06- 46.8 46.6----
2026-04-29 02:24 am NE 5.1 5.1----30.06- 46.9 46.6----
2026-04-29 02:18 am NE 5.1 6.0----30.06-- 46.6----
2026-04-29 02:12 am NE 5.1 6.0----30.06-- 46.6----
2026-04-29 02:06 am NE 5.1 6.0----30.07-- 46.4----
2026-04-29 02:00 am NE 4.1 5.1----30.07-0.04 46.9 46.2----
2026-04-29 01:54 am NE 2.9 5.1----30.07- 46.9 46.0----
2026-04-29 01:48 am NE 4.1 5.1----30.07-------
2026-04-29 01:42 am NE 4.1 5.1----30.07-------
2026-04-29 01:36 am NE 4.1 5.1----30.07-------
2026-04-29 01:30 am NE 4.1 5.1----30.07- 47.1 45.7----
2026-04-29 01:24 am NE 2.9 4.1----30.07- 47.1 45.7----
2026-04-29 01:18 am NE 4.1 4.1----30.07-------
2026-04-29 01:12 am NE 5.1 6.0----30.06-------
2026-04-29 01:06 am NE 5.1 6.0----30.06-------
2026-04-29 01:00 amNNE 5.1 6.0----30.06-0.07 46.9 45.3----
2026-04-29 12:54 amNNE 2.9 4.1----30.06- 46.9 45.3----