A fantastic Friday will probably transition to a blustery Saturday

Despite the noisy storms early Thursday, we were rewarded with just a delightful Thursday evening and now a cool, pleasant Friday morning. Today looks great, but tonight may get noisy again, so mentally prepare now. But after some lingering showers Saturday morning, the rest of the weekend looks pretty great. And if you’re riding in the Texas MS 150, there’s all kinds of mixed news for you. Prepare those leg muscles.

Today

Any low clouds or patchy fog west of Houston should clear quickly this morning. Then, just spectacular. Sunshine, tolerable humidity, and highs in the 80s. Look for some clouds to begin to increase later today. Storms are not expected before evening in the Houston area at this point.

Tonight

It all changes after sunset. We expect a pretty well organized line of thunderstorms to develop across the I-35 corridor, somewhat like we saw on Wednesday evening. That line of storms is expected to plow south and east toward our region after 7 PM.

Convenient graphic from the National Weather Service Houston office showing probable timing of storms, along with the risk of severe weather. Most of the Houston area is under a “Slight” (2/5) risk, with strong winds being the primary concern. (NWS Houston)

For College Station, it may arrive as early as 5 to 7 PM, moving south and east quickly into the Houston area after 8 to 9 PM. The SPC has us in a “slight” risk of severe weather (level 2 of 5), with parts of the Brazos Valley in the “enhanced” risk (level 3 of 5). We expect a well defined line of strong to locally severe storms with lightning, thunder, heavy rain, and gusty winds (some chance of hail in the Brazos Valley). The line should weaken some as it approaches Houston. Once that initial line moves through, additional showers and rumbles of thunder (not severe) would continue into very early Saturday morning before ending after sunrise.

Rain totals should be a half-inch or less in most of the area, with some chance for higher amounts northwest of Houston and well south toward Matagorda Bay. (Pivotal Weather)

All in all we expect roughly a half-inch of rain or less, with some places seeing perhaps a bit more, mainly well northwest or well south of the city. Temperatures will fall into the upper-50s or low-60s.

Saturday

Any rain should clear early. We’ll probably hang onto the clouds for a few hours Saturday, but by midday the sun should be out. Saturday is going to be a bit of an odd duck for the end of April. It may feel a bit more like late winter than late spring. We’ll see temperatures probably in the 60s for most places, maybe low-70s with enough sun. Normally we see low-80s this time of year. Additionally, offshore winds are going to be cranking, around 20 to 25 mph with some higher gusts. Not quite a true ‘norther but about as close as you can get this time of year. Saturday night will see widespread 50s, if not even some 40s in parts of the area.

Sunday

Sunday should be a nearly perfect spring day. We’ll have sunshine, lighter winds, comfortable humidity, and temperatures in the low-80s, almost spot on normal for this time of year.

Texas MS 150

Alright, so if you read the sections above you know there’s mixed news. If you’re riding in the MS 150, here is the quick rundown.

  • Comfortable humidity levels both days.
  • Cool temperatures Saturday, warm temperatures Sunday afternoon.
  • A wicked headwind Saturday, much less wind Sunday.

There’s no way to sugarcoat Saturday. The weather is going to be fantastic, but the wind is just going to be brutal. At times it may be more of a crosswind than a headwind, but it’s going to be coming out of the northwest or north-northwest sustained at 20 to 25 mph, with gusts to 30 or 35 mph, especially in exposed northwest facing ridges along the route.

Forecast wind gusts from the NWS Blend of Models on Saturday afternoon look strong, and they’ll be out of the northwest, making for a bit of a strenuous journey. (Pivotal Weather)

On Sunday, you’ll trade warmer temperatures for less wind. The morning won’t start that way, with temperatures likely in the 40s in La Grange. We’ll quickly warm through the 50s and 60s into the 70s by mid to late morning and eventually near 80 degrees in College Station. The good news is that wind will be much lighter, only about 5 to 10 mph out of the west.

Next week and beyond

There’s not too much notable about next week here in the Houston area, weather-wise. Expect gradually warming temperatures and increasing humidity levels through the week. We will probably level off with mid-80s for highs and mid to upper-60s for lows by Tuesday or Wednesday. Shower chances will return by then as well but right now no day looks to have particularly impressive rain chances.

The 8 to 14 day outlook from next weekend into the week of the 8th favors cool weather on both coasts, with Texas averaging out near normal. (NOAA)

The big question right now will be whether or not we can eke out another late spring cool front sometime next weekend. The map above is the Climate Prediction Center’s 8 to 14 day outlook from Thursday. It shows a cool West and a cool East, with warm temperatures up in the northern Plains and Rockies. For Texas this time of year, these types of setups always cause us headaches. Can the cooler air get just enough oomph behind it to push south next weekend? Or will it just briefly, barely graze us and nudge off to the east quickly? If it can push through, expect another couple low humidity but mild days. If not, we’ll continue a more typical, humid late spring with rain chances. I’m optimistic we can squeeze a front through, but I also know that the odds in early May are not forever in our favor.

2 thoughts on “A fantastic Friday will probably transition to a blustery Saturday”

  1. That closing line is the perfect homage to Ms. Effie Trinket. Happy Hunger Games, y’all.

  2. Hopefully those riding in groups for MS150 are familiar with echelon riding. Can be a real energy saver when done right. Having done Seattle-to-Portland (STP) a few times, it seems we never had tailwinds. Good luck and safe riding to all on the roads. Hopefully the drivers are paying attention.

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