Snowpack snow water equivalent as of April 15 in and around Alaska from ERA5 courtesy @CopernicusECMWF. Some areas showing increases in percent of median since early in the month due to lack of melting rather than any significant new snow. High snowpack in the Tanana and Yukon River drainages is concerning for break-up flooding. @Climatologist49

#akwx #weather #Spring2026

#AJK #AKwx 426
FXAK67 PAJK 210018
AFDAJK

Southeast Alaska Forecast Discussion
National Weather Service Juneau AK
418 PM AKDT Mon Apr 20 2026

.SHORT TERM...Some rain showers and lowered clouds continue this
afternoon for the panhandle. The break from the rain is expected to
be short for the northern panhandle though as the next front comes
across the northern Gulf later this evening into the overnight
hours. This front is expected to be fairly weak and should brin https://mesonet.agron.iastate.edu/p.php?pid=202604210018-PAJK-FXAK67-AFDAJK

#AJK #AKwx 293
FXAK67 PAJK 201945 CCA
AFDAJK

Southeast Alaska Forecast Discussion...UPDATED
National Weather Service Juneau AK
1145 AM AKDT Mon Apr 20 2026

.SHORT TERM...A front a day is in order for the northern half of
the panhandle, with an exiting shortwave trough this morning, and
another shortwave racing along the NE gulf coast for this evening.
Unfortunately for those in the north, not expecting to bring back
PoPs or cloud cover substantially today, with we https://mesonet.agron.iastate.edu/p.php?pid=202604201945-PAJK-FXAK67-AFDAJK-CCA

#AJK #AKwx 315
FXAK67 PAJK 201944 AAA
AFDAJK

Southeast Alaska Forecast Discussion...UPDATED National Weather
Service Juneau AK 1144 AM AKDT Mon Apr 20 2026

.SHORT TERM...A front a day is in order for the northern half of
the panhandle, with an exiting shortwave trough this morning, and
another shortwave racing along the NE gulf coast for this evening.
Unfortunately for those in the north, not expecting to bring back
PoPs or cloud cover substantially today, with we https://mesonet.agron.iastate.edu/p.php?pid=202604201944-PAJK-FXAK67-AFDAJK-AAA

ACCAP’s annual Alaska Spring River break-up is Tuesday Apr 21 at 11am AKDT. With cold winter and a well above normal snowpack in parts of the region, break-up flooding is a real threat in the coming weeks. Join us to find out the latest. #akwx #weather

https://uaf-accap.org/event/river-breakup-2026/

#AJK #AKwx 867
WWAK77 PAJK 201803
NPWAJK

URGENT - WEATHER MESSAGE
National Weather Service Juneau AK
1003 AM AKDT Mon Apr 20 2026

AKZ318-201915-
/O.EXP.PAJK.WI.Y.0028.000000T0000Z-260420T1800Z/
Municipality of Skagway-
Including the cities of Skagway and White Pass
1003 AM AKDT Mon Apr 20 2026

...WIND ADVISORY HAS EXPIRED...

Wind gusts of around 35 mph will persist.

$$
https://mesonet.agron.iastate.edu/vtec/f/2026-O-EXP-PAJK-WI-Y-0028_2026-04-20T18:03Z