View Full Version : October 2021- General Weather Discussion



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Libbymin
10-13-2021, 07:21 AM
^^^^^^^^^
They definitely sounded in Uptown/HH/Mesta/Gatewood. Glad I was already up and around. Early morning tornado sirens suck.

Yes we heard them in Gatewood as well. The alert from our phone woke us up and then we heard the sirens so we turned on the news. Suddenly started blowing pretty hard and pouring rain and then it was over in a few minutes. Pretty jarring way to start the day for sure.

Anonymous.
10-13-2021, 08:08 AM
Strange, I live downtown and did not hear any sirens here. I even went outside. Maybe they sounded only at the very beginning of the warning.

OKCbyTRANSFER
10-13-2021, 08:14 AM
Strange, I live downtown and did not hear any sirens here. I even went outside. Maybe they sounded only at the very beginning of the warning.

I'm downtown by Art Museum and had sirens wake me up.

snark0leptic
10-13-2021, 08:51 AM
Was awakened by distant sirens up by Penn Square, nothing on our phones though. Only lost power for a brief time and neighborhood trees are still up.

Pete
10-13-2021, 09:41 AM
Was awakened by distant sirens up by Penn Square, nothing on our phones though. Only lost power for a brief time and neighborhood trees are still up.

Yes, also live near Penn Square and only semi-conscious after coming out of deep sleep, at first I couldn't make sense of the sustained noise that seemed to be coming from south of me.

Then a brief, clipped ending came and I realized it was a distant storm siren.

There is a siren very close to me at the neighborhood school and it never sounded, so even though I was somewhat aware of lightning, thunder and driving rain, I slipped back into slumberland.

Now, it's a little disconcerting to know that was all happening nearby and I didn't even bother to wake up. I hope that wouldn't be the case if the siren near me is ever activated.

sooner88
10-13-2021, 10:07 AM
Yes, also live near Penn Square and only semi-conscious after coming out of deep sleep, at first I couldn't make sense of the sustained noise that seemed to be coming from south of me.

Then a brief, clipped ending came and I realized it was a distant storm siren.

There is a siren very close to me at the neighborhood school and it never sounded, so even though I was somewhat aware of lightning, thunder and driving rain, I slipped back into slumberland.

Now, it's a little disconcerting to know that was all happening nearby and I didn't even bother to wake up. I hope that wouldn't be the case if the siren near me is ever activated.

^^ We didn't hear the sirens in Crown Heights, and it was a pretty weird feeling to wake up and see how close the storm was to our house.

Timshel
10-13-2021, 10:21 AM
Oh weird - we heard them loud and clear at our house just a few blocks away. Trying to remember what time it was. Maybe 5:15? I remember it coming through Edgemere a few minutes earlier than the timeline KFOR was showing on screen, which I think put it at the capitol at 5:22.

OKC1987
10-13-2021, 10:24 AM
Interestingly the virtual rail fan video captures it! The sirens start just before 5:10am and at about 5:19am there are multiple clear power flashes north of downtown.

(The camera is live but you can go backwards and the time is in the upper right hand corner of the video)

https://www.youtube.com/watch?v=O15XG4afPlg

ksearls
10-13-2021, 10:33 AM
I'm on the west side of the OKC Golf & Country Club - phone blared at 5:07 with emergency alert and the sirens went off like two minutes later. Was blowing like crazy but no damage other than dog peeing on the rug. Saw two electric poles damaged, one on 63rd east of Villa and one at Grand & Western. Stoplights were all blinking. Heard there was a fire at the country club fitness center either caused by lighting or downed power lines. Yikes, no way to wake up.

Bill Robertson
10-13-2021, 10:34 AM
Heard them at Hefner & Council at the time the rotation was at I40 & Council. Stayed on the phone with my wife while the rotation was near the Capital moving towards the zoo. Her office isn't far off of that path.

Saw news video of a big old tree snapped off just above the ground at 10th & Villa.

Anonymous.
10-13-2021, 11:10 AM
Interestingly the virtual rail fan video captures it! The sirens start just before 5:10am and at about 5:19am there are multiple clear power flashes north of downtown.

(The camera is live but you can go backwards and the time is in the upper right hand corner of the video)

https://www.youtube.com/watch?v=O15XG4afPlg


This is an amazing video! But it does show that the sirens were not functioning correctly.

The warning was issued at 5:07am

The sirens began [in the video at least], just before 5:10am. Then you can hear them powering down at 5:13am.

The powerflashes in the video occur at around 5:18am.

The circulation was very much not out of the area by 5:13am.


This makes sense why I did not hear them downtown when I went outside around 5:15am. I suppose the only true way to investigate would be the city and NWS reviewing the polygon-to-siren warning system.

midtownokcer
10-13-2021, 11:20 AM
Circulation has passed OKC. No reports of damage or anything that I have seen. Sirens never sounded for downtown OKC.

I got the emergency alert on my phone about 4-5 minutes before I ever heard sirens in Downtown OKC. I live at Aviare/Avana by the Civic Center. Only heard them go off once and it was very brief. Saturday testing at noon has longer sirens.

Libbymin
10-13-2021, 01:52 PM
I’m so used to watching weather coverage for a couple of hours before anything gets close so it was pretty crazy how quickly all of that happened. Fortunately the damage wasn’t too severe other than some tree limbs but that could’ve been potentially very bad given the fact that most of us were still half asleep trying by make sense of what the heck was happening.

Anonymous.
10-13-2021, 02:58 PM
Chance of one last round of storm development Thursday afternoon with wrap-around action.

https://www.tropicaltidbits.com/analysis/models/hrrr/2021101318/hrrr_ref_frzn_scus_36.png

LakeEffect
10-13-2021, 04:16 PM
Soap Box: The warning sirens are meant for OUTDOOR warning. Not to be heard inside your house. https://www.okc.gov/residents/prepare-okc/know-what-to-do/tornadoes

"The best sources to get weather related warnings are in this order:

NOAA Weather Radio All-Hazards
Smartphone or tablet app, like the Emergency app from the American Red Cross for iOS (Apple) and Android devices.
Outdoor warning sirens if you are outdoors.
Although they should not be your only sources for weather warnings, the following can be used as secondary sources with the primary sources listed above:

Local television, radio and multimedia news organizations, on traditional (TV and radio) and streaming platforms.
The local National Weather Service website, mobile website and Twitter account.
The City of Oklahoma City’s Twitter and Facebook accounts."

BG918
10-13-2021, 06:00 PM
Is this the remnants of Hurricane Pamela moving north out of Mexico?

Anonymous.
10-14-2021, 01:04 PM
Yes, it is.

HRRR still going with developing a small cluster of quick moving storms this late evening.

https://www.tropicaltidbits.com/analysis/models/hrrr/2021101416/hrrr_ref_frzn_scus_14.png

NikonNurse
10-14-2021, 02:35 PM
Ive tried to search and assume its been asked but what weather alert apps do you use on phone? I dont like waking up knowing a tornado passed by ��

Anonymous.
10-14-2021, 04:49 PM
If you have an iOS phone, go to Settings > Notifications [scroll all the way down] > Government Alerts.

I'm sure Android has something similar.

Anonymous.
10-14-2021, 04:51 PM
As decent instability has returned quickly to the area, confidence is increasing for storms to develop just WSW of OKC after dark tonight. Damaging winds will be the main threat. SPC has outlined a non-zero tornado risk of 2% for areas just E of the metro. Any cells or tail-end storm will have higher chances of hail and tornado threat.


https://www.tropicaltidbits.com/analysis/models/hrrr/2021101420/hrrr_ref_frzn_scus_10.png

BG918
10-14-2021, 11:01 PM
As expected, storms firing west of the OKC metro and moving east overnight

Anonymous.
10-14-2021, 11:52 PM
Cell coming into SW metro is now severe warned for hail. ~11:52pm

SEMIweather
10-15-2021, 01:21 AM
Looks like a swath of 60-70 mph winds and quarter to golf ball sized hail roughly from Mustang to Midwest City. 70 mph gust recorded at the airport. Threat is now over for the Metro and our reward for getting through the past five days is an absolutely gorgeous weekend.

Bunty
10-15-2021, 03:24 AM
Fortunately, all or nearly all the tornadoes have been rated EF0 or EF1.

OKCbyTRANSFER
10-15-2021, 08:05 AM
Looks like a swath of 60-70 mph winds and quarter to golf ball sized hail roughly from Mustang to Midwest City. 70 mph gust recorded at the airport. Threat is now over for the Metro and our reward for getting through the past five days is an absolutely gorgeous weekend.
FAA Center by the airport is closed today due to the weather/loss of power from the storms

JMoses3318
10-15-2021, 10:16 AM
Soap Box: The warning sirens are meant for OUTDOOR warning. Not to be heard inside your house. https://www.okc.gov/residents/prepare-okc/know-what-to-do/tornadoes

"The best sources to get weather related warnings are in this order:

NOAA Weather Radio All-Hazards
Smartphone or tablet app, like the Emergency app from the American Red Cross for iOS (Apple) and Android devices.
Outdoor warning sirens if you are outdoors.
Although they should not be your only sources for weather warnings, the following can be used as secondary sources with the primary sources listed above:

Local television, radio and multimedia news organizations, on traditional (TV and radio) and streaming platforms.
The local National Weather Service website, mobile website and Twitter account.
The City of Oklahoma City’s Twitter and Facebook accounts."

Got on here to say this.

NEVER, EVER rely on the outdoor sirens. They were never meant to be heard in your home, so don't assume you will hear it during a storm. That mentality has killed many people in the last 20 years.

However, I will stipulate that where this post lists local media and the NWS websites as secondary, they can be part of your primary alerting method as well. Remember, NOAA Weather Radios are still county-based, not polygon specific -- local television and the NWS websites will have specific information on the area covered by the polygon. If you're in the polygon, you need to act...and if you're not, you don't have to do anything. There were parts of Norman and of far north OKC that would have received warnings through NWR last night-- but didn't need to do anything because they were not in the warning.

SEMIweather
10-15-2021, 10:19 AM
FAA Center by the airport is closed today due to the weather/loss of power from the storms

Not surprised, I intercepted it around SH-152 & Meridian and it was easily one of the more powerful storms I’ve ever seen. Had to call in some power lines over the road at SW 54th & MacArthur on my way back home as well.

Bill Robertson
10-15-2021, 10:56 AM
FAA Center by the airport is closed today due to the weather/loss of power from the storms
Much of the area from I40 to SW74th from around MacArthur to around Portland is off. LOTS of downed poles. It could be awhile.

Anonymous.
10-15-2021, 02:00 PM
Lows in the 40s this weekend, highs near 70. Next week looks fantastic. Dry weather is back.

Pete
10-15-2021, 02:04 PM
LOVE this weather!

FighttheGoodFight
10-15-2021, 02:32 PM
True patio weather has returned. Just in time for a fantastic weather day for Homecoming at OU tomorrow. Can't wait.

Bill Robertson
10-15-2021, 02:33 PM
Wow!! The power is back on at our building but there are 3 poles broken off at the ground with only the lines holding them up. I guess OG&E has faith in the wires.

Bill Robertson
10-15-2021, 02:52 PM
True patio weather has returned. Just in time for a fantastic weather day for Homecoming at OU tomorrow. Can't wait.
Perfect Miata top down weather too.

FighttheGoodFight
10-15-2021, 03:27 PM
Perfect Miata top down weather too.

Don't remind me that I sold my Miata last year....

Plutonic Panda
10-15-2021, 03:42 PM
Perfect Miata top down weather too.
I was going but a Fiat 124 but I’m really eyeing a Miata instead.

Timshel
10-15-2021, 06:48 PM
I love my 124! Happy to chat pros and cons and (of course very minor) differences of the two of you like!

OKCbyTRANSFER
10-15-2021, 08:49 PM
Much of the area from I40 to SW74th from around MacArthur to around Portland is off. LOTS of downed poles. It could be awhile.

Messages this morning, center is closed b/c no power. Mid morning, messages stating center open. I scrambled to get to work on short notice. Bill, you were right. Traffic signals out, poles down, crews out, roads closed. With all that, plus a skeleton staff, they could have just called the whole day at that point.

Pete
10-16-2021, 08:34 AM
Woke up to the '40s this morning!

When I turned it on, my heater must have thought it was a stickup.

Anonymous.
10-26-2021, 12:38 PM
Round of storms will take aim on the state tonight. Should see development heading toward nightfall across W OK. Main threat is damaging winds as storms will attempt to become linear rather quickly. Quick tornado spinups along the line is not out of the question.

https://www.tropicaltidbits.com/analysis/models/hrrr/2021102616/hrrr_ref_frzn_scus_13.png

BoulderSooner
10-26-2021, 12:56 PM
as always thank you

Brett
10-26-2021, 04:37 PM
Acronym of the day: QLCS = Quasi-Linear Convective System.

SoonerDave
10-26-2021, 04:54 PM
Acronym of the day: QLCS = Quasi-Linear Convective System.

Wasn't there a time when they called those big, long-lasting lines Derechos?

Anonymous.
10-26-2021, 05:01 PM
Wasn't there a time when they called those big, long-lasting lines Derechos?

MCS is basically the culprit of a Derecho. An MCS is any cluster of storms that is self-fulfilling in development. In other words, the storms' resulting rain-cooled air is directly responsible for developing additional storms around it, thus the prolonged events that usually span many miles. A Derecho is a specific event from an MCS that is producing strong winds 58+mph across 250 or more miles.

Derecho is very rare, and is most common across the upper Mississippi Valley.

SoonerDave
10-26-2021, 05:19 PM
MCS is basically the culprit of a Derecho. An MCS is any cluster of storms that is self-fulfilling in development. In other words, the storms' resulting rain-cooled air is directly responsible for developing additional storms around it, thus the prolonged events that usually span many miles. A Derecho is a specific event from an MCS that is producing strong winds 58+mph across 250 or more miles.

Derecho is very rare, and is most common across the upper Mississippi Valley.

Good enough.

I am *fairly* sure I remember a legitimate Derecho back in 2004 that started up in the NW Kansas area one afternoon/evening, and held together (and grew) as it rolled into central OKlahoma about 5am the next morning. And the only reason I remember that is because my family was getting ready to leave on a driving vacation trip to San Antonio that next morning, and we planned to leave at 6AM to head to Dallas as a first stopover, but when I was up early getting ready I saw the radar and the TV guys talking about this big beast storm that had rolled in from Kansas and was going to hit OKC before we planned to leave. I didn't want any part of driving through or near it, so I had called my mom and told her we were picking her up early, which we did, and we literally were driving out of OKC on I-35 south through Moore as the early wind gusts were rolling in and lightning was approaching. Another twenty minutes and I think we'd have been in the big middle of it LOL

PoliSciGuy
10-26-2021, 07:44 PM
Storms popping up west of us, could be a bumpy night. Hopefully the QLCS spinup threat stays low and the hail threat peters out before it hits the metro.

Anonymous.
10-26-2021, 11:36 PM
Severe line should hit OKC around 1230. Wind threat highest.

Edited timing. Line is fast!

Plutonic Panda
10-27-2021, 12:10 AM
Bring it on I’m not impressed with these storms psh

Plutonic Panda
10-27-2021, 12:20 AM
https://youtu.be/kPXVk1ULGws

Summary

Anonymous.
10-27-2021, 04:51 PM
NWS confirmed today, a weak tornado from last night from north of Norman to the edge of SE OKC.

Tonight & tomorrow, north winds will continue to increase. For much of the state, 30mph winds are likely. High fire danger.

https://www.tropicaltidbits.com/analysis/models/hrrr/2021102718/hrrr_mslp_wind_scus_25.png

SoonerDave
10-29-2021, 03:23 PM
Anon, I realize looking ahead is a bit of a crapshoot, but right now what's the weather like for next Friday/Saturday (Nov 5/6)? I know we've had a stretch of nice weekends, but I sure could use one more nice Saturday next week. Any hope? Monday looks like the best day next week right now...?

Anonymous.
10-29-2021, 05:04 PM
Frost warning for most of OK tonight as temps will drift into the upper 30s. Saturday looks amazing with high near 70F with winds shifting, so virtually no wind. Sunday morning they turn back out of the north and bring in cooler air.


Anon, I realize looking ahead is a bit of a crapshoot, but right now what's the weather like for next Friday/Saturday (Nov 5/6)? I know we've had a stretch of nice weekends, but I sure could use one more nice Saturday next week. Any hope? Monday looks like the best day next week right now...?

Looks like we could have a storm in the region around that time.