11:30AM EDT 13, August, 2026 Update

Above: Tropical Storm Lala on approach to Hawaii. Image credit: Weathernerds.org
A Hurricane Watch has been issued for the Big Island of Hawaii. Now Tropical Storm Lala is forecast to be at or near hurricane strength as it crosses the Hawaiian island. Very heavy rain will begin to impact the Big Island tomorrow, Friday, and spread throughout the chain over the weekend, resulting in potentially life-threatening flooding and mudslides.We have a Forecast Lounge up for Lala.
Elsewhere, the Atlantic basin is less than favorable for development and seeming to trend more and more inhospitable by the day. Invests 92L and 94L struggle in the Main Development Region and it is nowhere near certain that either one gets named.
Ciel
2:30AM EDT 13, August, 2026 Update
Very challenging conditions for development abound throughout the Atlantic basin. The northernmost feature, a subtropical trof that broke off to the northeast, actually picked up the name Cristobal, and might be the saddest looking tropical storm of the year so far. But, there's still time for a challenger to take that title away. Invests 92L and 94L are trying.
92L has been a borderline TD for at least a half a day now. One could understand if NHC went ahead and numbered it. Models keep backing down on its potential, most now never strengthening it beyond a low-end tropical storm or depression.
94L is not especially organized still, despite occasionally sporting beefier convection than either 92L or Cristobal. Fewer ensemble models seem to want to develop this one now, also.
In the central Pacific, all eyes are on Storm One-C, still a "Potential Tropical Cyclone," but one that is already producing winds of tropical storm force. The expectation is that its elongated circulation with presently two vorticity maxima comes together as one and intensifies as it heads towards Hawaii, but this is still a little uncertain. Nonetheless, interests in Hawaii may want to begin paying very close attention, as even if One-C does not organize much more (low chance, but possible), heavy, flooding rains and strong winds will still be likely.
Ciel
Original Update
The Atlantic has three areas of interest this morning. The first area is new, the northern one, quickly moving east. It could develop into a short live system before it hits cooler waters. This has a 10% chance according to the National Hurricane Center.
The second area is the leading wave in the Central Atlantic is heading west with a 10% chance also, this one is less likely to develop and if it does likely to hit shear from the TUTT ahead of it keeping it from developing, those in the Caribbean will want to watch it still however for around Thursday.
The last area is east of there, south of the Cape Verde islands, with a 60% chance to develop, this one is likely the most prime candidate to develop, however, none of them have been invest tagged yet (this one may get tagged later today or tomorrow). It could be the one that slips through the shear, however more likely to miss the islands to the north. But those in the Caribbean still should watch this coming weekend to Monday if this system is weaker than expected. Bermuda also may want to watch much later for mid to late next week as it could get close. That's currently the most likely scenario right now, but it could change. Watch here or the lounge on flhurricane for a bit more speculation. Lounge thread https://flhurricane.com/cyclone/showflat...;vc=#Post116098 The general high shear environment of el nino is still there, and this system is likely to struggle to develop.
In the Central Pacific, invest CP93 has a 90% chance, and Hawaii should watch closely.
Invest 92L Event Related Links
Tropical Tidbits Page on system
Flhurricane Satellite Floater Animation of 92L
GOES Floater
Tomer Berg Info page for 92L
CyclonicWx Page for 92L
Clark Evans Track Model Plot of 92L
(Animated!) Model Plots in Google Earth - In Google Maps
Clark Evans Intensity Model Plot of 92L (Animated!)
Clark Evans Top 10 Analog Storms for 92L
http://www.ral.ucar.edu/guidance/realtime/current/ More model runs on from RAL/Jonathan Vigh's page
NRL Info on 92L -- RAMMB Info
COD Atlantic Satellite View
Cristobal Event Related Links
Tropical Tidbits Page on system
Flhurricane Satellite Floater Animation of Cristobal
GOES Floater
Tomer Berg Info page for Cristobal
CyclonicWx Page for Cristobal
Clark Evans Track Model Plot of Cristobal
(Animated!) Model Plots in Google Earth - In Google Maps
Clark Evans Intensity Model Plot of Cristobal (Animated!)
Clark Evans Track Plot of Cristobal
Clark Evans Top 10 Analog Storms for Cristobal
http://www.ral.ucar.edu/guidance/realtime/current/ More model runs on from RAL/Jonathan Vigh's page
NRL Info on Cristobal -- RAMMB Info
COD Atlantic Satellite View
Invest 94L Event Related Links
Tropical Tidbits Page on system
Flhurricane Satellite Floater Animation of 94L
GOES Floater
Tomer Berg Info page for 94L
CyclonicWx Page for 94L
Clark Evans Track Model Plot of 94L
(Animated!) Model Plots in Google Earth - In Google Maps
Clark Evans Intensity Model Plot of 94L (Animated!)
Clark Evans Top 10 Analog Storms for 94L
http://www.ral.ucar.edu/guidance/realtime/current/ More model runs on from RAL/Jonathan Vigh's page
NRL Info on 94L -- RAMMB Info
COD Atlantic Satellite View
StormCarib Reports from the Caribbean Islands
Caribbean Weather Observations
Full Caribbean Radar Composite
Caribbean Broadcast Corporation (TV/Radio from Antilles)
Re: Invest 92L Lounge8/13/0z DeepMind FNV3 ensemble suite has dramatically backed off development potential for 92L, now at just 12%, with all but one member falling apart before ever reaching the Caribbean
Re: Invest 92L LoungeWater Vapor imagery paints a picture of both 92L and 94L behind it just squeaking through the harshness that is the Tropical Atlantic in August, 2026. Image credit: Weathernerds.org
Re: Invest 92L LoungeBrutish conditions 92L is running into tonight. The system's center is roughly in the middle of the drawn-in black circle below. The wave is already starting to encounter shear on the order of 15 to upwards of 35 knot...
Re: Potential Tropical Cyclone One-COpen this post for details.
Re: New East ATL Wave Invest TBDWe have an early lead on what the hurricane model HAFS-B is thinking about what will probably be tagged Invest 94L soon. In the far lower right-hand corner of the image below, we can see that HAFS-B ramps this wave up...
Re: New East ATL Wave Invest TBDThis next wave behind Invest 92L turns out to be the wave that the Google DeepMind FNV3 ensemble members have been bullish on.As can be seen below, members that develop 92L wash it out just prior to it reaching or jus...
General Hurricane Links
A curated collection of official sources, observations, models, and tropical weather commentary. For urgent weather information, always check official government sources first.
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