GaWx
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About GaWx

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Four Letter Airport Code For Weather Obs (Such as KDCA)
KSAV
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Gender
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Location:
SAV, GA
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Interests
weather stats, sports, walking/hiking
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2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
They’re not mentioning that the Euro has had a warm bias though it’s lowest for an actual Nino (few ticks on average with a couple almost perfect). May run has almost never verified too cool. They’re probably not aware of this bias. You won’t be less you study the verifications going back aways like I did. Of course even a warm bias doesn’t mean it will definitely verify colder. -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
1982-3 was east based and was an amazing winter snow wise in much of the SE US (E AL to NE NC)! -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Also, note that like the CFS that the Euro has the Nino being pretty east based. Taking a few tenths off of this Euro prog due to its warm bias and then cooling it ~0.5 to roughly estimate RONI likely yields something pretty similar to the +2.5 C peak RONI (+2.7C peak month) of the most recent CFS runs, which would be near a record warm RONI (back to 1950) and would be a 1982-3 redux. -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Also, note that climo used for TT’s CFS is 1984-2009, which is cooler than 1991-2020. If these CFS happen to verify, they’d make much more sense vs history of strong El Niño with their coolest anomalies in the S US vs the coolest anomalies on Cansips being in the N US, which is extremely out of sync with strong Nino climo. Also, the CFS has had and continues to have a stronger and more E based Nino vs a not quite as strong C to W based Nino on the Cansips runs: CFS: pretty E based and very strong Cansips: much more C to W based and not quite as strong -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
The slight lowering from March does though jibe with the slight downward trend of these WCS dailies: -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
The April and FMA relative and non-relative have just been released and they suggest the most recently calculated differential is ~0.6C: 1. FMA: ONI +0.11 RONI -0.48 0.59 diff vs 0.56 diff. JFM 2. April alone: ONI +0.36 RONI -0.24 0.60 diff. vs 0.55 in March -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
My leaning of the weekly relative 3.4 going up from +0.2 in last week’s release to +0.4 in today’s turned out to be what happened for its 4th rise in a row. Nino 1+2 cooled again (by 0.2) to +0.7. Nino 3, like Nino 3.4, rose for the 4th week in a row to +0.5. Nino 4 was unchanged at +0.5. So far, it’s not behaving as if it is headed to strongly E based this autumn. Cansips has been suggesting central to W based with E (1+2 to 3) not as warm as C to W (3.4 to 4), but we’ll see as there’s a long way to go: Date (avg for wk centered on)………………....1+2………..3………..3.4………..4 01APR2026 0.8 -0.3 -0.3 0.2 08APR2026 1.1 -0.1 -0.2 0.3 15APR2026 1.2 0.2 0.1 0.6 22APR2026 0.9 0.3 0.2 0.5 29APR2026 0.7 0.5 0.4 0.5 ——————- The latest SSTa charts suggest a pause, which is long overdue, MAY finally be occurring temporarily: -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
There was a historic very heavy snowstorm in the SE US on 3/24/1983. ATL got 7.9” of very wet snow, their heaviest snowstorm since Jan of 1940. That even gave Savannah a trace of sleet! ATL also had its snowiest winter (10.3”) since 1939-40 (another El Niño by the way). -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
But this CFS run is still showing a RONI-ONI gap of 0.5C (+2.5 vs +3.0). That narrowing is <0.1 vs the JFM gap of 0.56. -
Officially I see only 0.05” at RDU for May 1-2: https://kamala.cod.edu/nc/latest.cdus42.RDU.KRAH.html Also, I see only 0.63” at FAY vs 0.91” on the map: https://kamala.cod.edu/nc/latest.cdus42.FAY.KRAH.html It’s as if they put in the wrong map. Maybe that was a forecast map?? But it has GSO right with nothing. Here’s a link to the last 7 days rainfall, which shows 0.44” at RDU, 0.77” at FAY, and 0.16” at GSO: https://kamala.cod.edu/offs/KRAH/2605031100.sxus52.html
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2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Thanks, snowman. Indeed, it’s forecasting a 1982-3 redux as of now. The corresponding latest CFSv2 ONI forecast is at +3.0C, which is maintaining the recent ~0.5C difference between ONI and RONI: -
There’s a May 2026 obs thread here:
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KSAV (airport) had a record breaking low of 46 this morning. It was colder than all of the model progs, which were 49 to low 50s. The 46 is the second coldest low since March 21st! Also for KSAV, that’s the 4th record low within the last 12 months: 11/11/2025, 2/1/2026, 3/18/26, and 5/3/26 6/27/2012 through 5/14/2013 appears to be the last time for that to have occurred. As the dates show, KSAV has had 4 record lows within just the last 6 months! The last time there were 4 record lows within 6 months: 6/6/2005-7/11/2006. There were a whopping 6 during 5/23/2006-7/11/2006! Considering the warming globe, that’s getting more and more difficult and is thus quite notable. To put the GW related handicap into perspective, there have been 9 record highs during this same period that there were 4 record lows. Hunter (KSVN) had a low of 47. Today and tomorrow will be very pleasant for early May with forecasted highs in the mid to upper 70s and dewpoints of mainly 45-52.
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2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Agreed and Jax made the correction. But it’s too bad that the monthly updates have stopped. In other ENSO news, I still find it interesting that this sharp warming is occurring without a sustained or notably strong -SOI. We’ve had only short periods of strong -SOI so far and I see no long ones over the next week or so. Some negatives sure, but.. -
2026-2027 Strong/Super El Nino
GaWx replied to Stormchaserchuck1's topic in Weather Forecasting and Discussion
Ooops, Chuck, sorry, I misunderstood you in my prior post. I misinterpreted that you were saying strong STJ as opposed to strong La Niña STJ pattern meaning, the opposite, a very weak STJ.
