Patrick Marsh

@pmarshwx

Ph.D. Student & Operationally Oriented Research Meteorologist working for the National Severe Storms Laboratory who will occasionally #SuitUp to live tweet.

Photos and Videos by @pmarshwx

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Radar anatomy of a developing tornado: low-level convergence and mid-level rotation. (2:50PM in Southern MS)

  • 786 days ago via SG2TP
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How to Troll a Chaser: LOOK AT THAT GIANT COUPLET! IT'S SO BIG THE TORNADO SHOWS UP ON RADAR!!!

  • 789 days ago via SG2TP
  • 30

Nope! Thunderstorm developing in the anvil of older thunderstorms to the southwest!

  • 789 days ago via site
  • 10

Isolated Thunderstorm?

  • 789 days ago via site
  • 17

Outflow boundary pushing toward Norman from the east. If only it was accompanied by precipitation...

  • 789 days ago via SG2TP
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Thunderstorms east of Norman.

Even with decreasing science budgets, caught a glimpse of the new NSSL Mobile Mesonet Fleet. #Science

  • 796 days ago via SG2TP
  • 14

585 tornadoes passing within 50 miles of OUN. 3 were F/EF-5. (Updated Image)

  • 796 days ago via SG2TP
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Still not sure why I coded up this routine, but there have been 571 tornadoes that passed within 25 miles of OKC.

  • 796 days ago via SG2TP
  • 13

Today's US climatological probability of an SPC Moderate RIsk is 6.8%.

  • 798 days ago via SG2TP
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New York City has ~1 SPC Moderate Risk Days per year. If it happens today, it will be the 3rd this year.

  • 798 days ago via site
  • 14

Significant tornadoes (F/EF-2+) can occur any time of year! #WRN

  • 799 days ago via SG2TP
  • 14

Every wondered what your probability of seeing a tornado on a given day was? Here's Norman, OK's #WRN

  • 801 days ago via SG2TP
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Daily probability of at least 1 tornado occurring somewhere in the United States #WRN:

  • 801 days ago via SG2TP
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Sneak peak at a new figure... #WhatAmICookingUpNow...

  • 802 days ago via SG2TP
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Prob of 1+ month with 1+ tornado warning during any 12-month period. Smoothed with Gaussian kernel & 80km sigma

  • 805 days ago via SG2TP
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Probability of experiencing a month with at least 1 tornado warning during any 1-year period. #WRN

  • 805 days ago via SG2TP
  • 13

To the individual who signed me up for a University of Louisiana-Monroe e-info package: Well Played. #ARKalum

  • 805 days ago via SG2TP
  • 8

The dreaded scenario were a possible tornado moves along a NWS CWA boundary and only one office has TOR warning:

  • 808 days ago via SG2TP
  • 18

So... the back end is moving faster than the leading edge. Who makes it to me first? #Suspense

  • 811 days ago via SG2TP
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