Apex Wx
Fort Kent & the Saint John Valley,
Maine
Weather Information
Member APRSWXNET/CWOP & CWOP Programs
Data source: Davis Instruments Vantage Pro 2 Personal Weather Station | Rain gauge not heated in winter.
Normal Low: 11° | Record Low: -19° (2004)
Data source: NOAA SC-ACIS NWS Caribou climate data
Moon Phase: 🌒 Waxing Crescent → 🌓 First Quarter @ 3:18 AM Wed. 25 Mar.
Updated March 20 at 8:15 AM EDT
A cold front in the Allagash this morning will cross Maine today and reach the coast by this evening. A slight chance of snow this morning will give way to a lull in precipitation with partly sunny skies and dry conditions. Clouds increase this afternoon as a clipper system dives from the Great Lakes into southern New England and moves along the Maine coast. Some strong snow showers are also possible in some locations in the afternoon thanks to some weak
instability aloft, which could create some areas of low visibility.
On Saturday, lingering snow is likely early, especially before mid-morning, followed by partial clearing through the day. Highs will be in the lower 30s with a light northwest breeze and occasional gusts approaching 20 mph. Saturday night will turn colder with partly cloudy skies and lows dropping into the low 10s. Sunday looks mostly sunny but cool, with highs near 30. Another weak system may bring a slight chance of snow late Sunday night as temperatures fall back into the low 10s.
As the low pressure system moves south of Nova Scotia on Monday, weather conditions across northern Maine may remain unsettled. A developing disturbance to the north and west could help form a weak trough over the region. This setup may allow periods of light snow to continue through the day Monday, even after the main storm pulls away. While significant snowfall is not expected at this time, some additional minor accumulations are possible. Skies will likely stay mostly cloudy, and temperatures will remain on the colder side, supporting snow rather than rain. A slight chance of snow persists overnight into Tuesday morning.
High pressure builds in for a period Tuesday with mostly sunny skies and dry conditions in the afternoon with increased cloudiness Tuesday night as a cold front approaches from the northwest. A chance of snow from this system, which may stall out just northwest of the Valley, keeps partly cloudy/partly sunny skies across the area Wednesday into Thursday.
By Wednesday, a more noticeable chance for snow returns, though it will still be fairly light and scattered. Expect partly sunny skies with highs in the mid-30s. A few snow showers may linger into Wednesday night under partly cloudy skies, with colder lows in the upper single digits to lower 10s. Thursday will continue the unsettled pattern, with a chance of snow under partly sunny skies and highs in the lower 30s. Snow chances persist into Thursday night with mostly cloudy skies and lows moderating slightly into the upper 10s.
🇺🇸 Today's US National Weather Outlook 🇺🇸 (click to expand/collapse)
A powerful ridge of high pressure will continue to bring unusually hot and dry weather across much of the western and central United States through the weekend. Record-breaking heat in the West will spread into the Plains, with temperatures running 25 to 35 degrees above normal—reaching the 90s and 100s in the Southwest and 70s to 90s farther east. Warm overnight lows will offer little relief. Meanwhile, dry air and gusty winds will create dangerous fire weather conditions across parts of the High Plains. Along the northern edge of this pattern, storm systems will bring periods of snow and mixed precipitation to the Great Lakes and New England, along with scattered showers and storms farther south.
Isolated
Strong Storms Possible in
the Upper Ohio Valley
A weak weather
disturbance moving across the
Great Lakes will bring the
chance for scattered
thunderstorms to the Upper
Ohio Valley late this
afternoon into the evening.
While moisture will be
somewhat limited, increasing
warmth and daytime heating
should allow storms to develop
along an approaching cold
front. Some of these storms
could become briefly strong,
supported by favorable winds
higher in the atmosphere. The
primary concerns will be gusty
winds and small hail, though
severe weather is expected to
remain isolated. Storms will
gradually weaken after sunset
as temperatures cool and
daytime energy is lost,
leading to quieter conditions
overnight.
A weakening atmospheric river will continue to bring periods of rain to western Washington as a storm system and cold front move inland. While the overall intensity of the moisture feed is decreasing, enough lingering moisture will remain to support steady rainfall through the day. Rainfall rates are expected to stay generally light to moderate, but localized heavier amounts are possible, especially in higher terrain such as the Olympic Mountains and Cascades. These areas have already seen several days of rain, which increases the risk for minor flooding issues. Conditions should gradually improve later as the system moves east and drier air begins to arrive.
Learn more about Fire Weather Outlooks
Critical Fire Weather Threat in Wyoming and High Plains
Dangerous fire weather conditions are expected today across central and eastern Wyoming as hot, dry, and windy conditions persist. A strong high-pressure system over the Southwest will continue to promote downslope winds across the region, with sustained winds of 20 to 25 mph and higher gusts at times. Relative humidity levels will drop to around 10 to 20 percent, creating an environment favorable for rapid fire spread. Nearby areas of the High Plains, including parts of Nebraska and South Dakota, will also see elevated fire weather concerns. While conditions are slightly less severe farther north, gusty winds and dry air may still support increased wildfire risk in those areas.
Today's US Fire Weather Outlook
🌤️ Weather Resources 🌤️ (click to expand/collapse)
🇺🇸 NOAA/National Weather Service Weather Information
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Apex Wx is a private weather information service unaffiliated with NOAA/NWS operated by Joseph Becker, PhD. Dr. Becker holds a certification in weather forecasting from Penn State University and is a trained NWS Storm Spotter.
Credits
- Sun/Moon data from timeanddate.com.
- NOAA Warning Banner provided by WillyWeather.com.
- Additional Archived Weather Data from Apex Wx is at the University of Utah's MesoWest
- Apex Wx logo by Joanna Becker ©2016 (Visit Bushi and Brush Arts Dojo)
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US Visible/Infrared Satellite
St. John River at Dickey











































