UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for U4122... Searching the city database file for: U4122 ... Date:1200Z 14 OCT 25 Station: U4122 WMO ident: 24122 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1004 212 -5.1 -8.2 79 3.1 -6.0 310 9 267.7 268.1 266.9 273.3 2.05 1 1000 243 -5.5 -8.6 79 3.1 -6.4 315 9 267.6 268.0 266.7 273.1 1.99 2 984 369 -5.5 -7.9 83 2.4 -6.2 320 10 268.9 269.2 267.8 274.7 2.14 3 972 465 -3.5 -5.1 89 1.6 -4.1 324 10 271.8 272.3 270.7 279.2 2.69 4 925 852 -6.3 -8.4 85 2.1 -7.0 340 13 272.9 273.2 270.5 278.9 2.19 5 878 1265 -3.1 -3.9 94 0.8 -3.4 334 17 280.3 280.8 276.3 289.4 3.26 6 850 1523 -4.3 -5.0 95 0.7 -4.6 330 19 281.6 282.2 276.9 290.4 3.10 7 704 2991 -10.5 -11.8 90 1.3 -10.9 345 9 290.4 290.8 280.0 296.9 2.20 8 700 3035 -10.7 -12.1 89 1.4 -11.1 345 9 290.6 291.0 280.0 297.1 2.16 9 694 3101 -11.1 -12.6 89 1.5 -11.6 344 9 290.9 291.3 280.1 297.2 2.09 10 526 5156 -25.3 -28.1 77 2.8 -25.8 320 11 297.8 298.0 281.4 300.2 0.72 11 500 5520 -28.1 -30.9 77 2.8 -28.5 315 11 298.8 298.9 281.6 300.7 0.58 12 461 6100 -33.5 -37.0 71 3.5 -33.8 320 12 299.1 299.1 281.4 300.2 0.35 13 400 7090 -39.1 -43.7 62 4.6 -39.4 330 15 304.2 304.2 283.4 304.9 0.20 14 385 7351 -40.9 -45.9 58 5.0 -41.2 330 15 305.2 305.2 283.7 305.7 0.16 15 300 9000 -54.7 -62.7 37 8.0 -54.8 330 17 308.2 308.2 284.7 308.4 0.03 16 298 9043 -55.1 -64.1 32 9.0 -55.2 330 17 308.3 308.3 284.7 308.4 0.02 17 250 10140 -62.7 -73.7 21 11.0 -62.8 335 15 312.9 312.9 286.4 312.9 0.01 18 229 10680 -66.5 -79.5 14 13.0 -66.5 335 13 315.0 315.0 287.1 315.0 0.00 19 227 10733 -66.5 -79.5 14 13.0 -66.5 336 13 315.8 315.8 287.3 315.8 0.00 20 200 11510 -63.7 -77.7 13 14.0 -63.8 345 13 331.9 331.9 292.2 331.9 0.00 21 154 13134 -56.7 -75.7 7 19.0 -57.0 359 11 369.6 369.6 300.5 369.6 0.01 22 150 13300 -57.5 -79.5 4 22.0 -57.8 360 11 371.0 371.0 300.8 371.0 0.00 23 140 13736 -59.5 -81.5 4 22.0 -59.7 6 10 374.9 374.9 301.4 374.9 0.00 24 101 15797 -57.7 -79.7 4 22.0 -58.1 34 5 415.1 415.1 307.2 415.1 0.01 25 100 15860 -57.5 -79.5 4 22.0 -57.9 35 5 416.6 416.6 307.3 416.7 0.01 26 70 18110 -58.3 -80.3 4 22.0 -58.8 20 9 459.7 459.7 311.7 459.7 0.01 27 54 19739 -59.5 -81.5 4 22.0 -60.0 492.3 492.3 314.4 492.4 0.01 TRP 229 10680 -66.5 -79.5 14 13.0 -66.5 335 13 315.0 315.0 287.1 315.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5277.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.44 inches Sfc-500 mean rel hum: 86.56 % Est. max temperature: 8.62 C = 47.51 F Sfc-Lift cond lev (LCL): 955.86 mb = 595.57 m = 1953.93 ft T: -4.45 C 700-500 lapse rate: 7.00 C/km ThetaE index: 0.25 C Layer 925.0- 878.0 mb Conv cond level (CCL): 693.18 mb = 3109.39 m = 10201.28 ft Mean mixing ratio: 2.35 g/kg Conv temperature: 18.13 C = 64.63 F Cap Strength: 16.81 C Lifted Index: 17.20 C Risk: None Lifted Index @300 mb: 21.28 C Lifted Index @700 mb: 13.30 C Showalter Index: 7.80 C Risk: None Total Totals Index: 46.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 23.10 C K Index: 17.40 Risk: < 20 % chance of thunderstorms Sweat Index: 49.00 Risk: None Energy Index: 2.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.79 J/kg Max Up Vert Vel: 7.18 m/s Conv Inhibition (B-): 29317.20 J/kg Cap Strength: 17.15 C Lift Cond Lev (LCL): 923.00 mb = 869.13 m = 2851.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 0 at 9 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1004 212 310 9 6.9 -5.8 | 245 8 6.9 3.2 1 1000 243 315 9 6.4 -6.4 | 248 7 6.4 2.6 2 925 852 340 13 4.4 -12.2 | 306 6 4.4 -3.3 3 850 1523 330 19 9.5 -16.5 | 308 12 9.5 -7.5 4 700 3035 345 9 2.3 -8.7 | 264 2 2.3 0.3 5 500 5520 315 11 7.8 -7.8 | 261 8 7.8 1.2 6 400 7090 330 15 7.5 -13.0 | 298 9 7.5 -4.0 7 300 9000 330 17 8.5 -14.7 | 304 10 8.5 -5.8 8 250 10140 335 15 6.3 -13.6 | 306 8 6.3 -4.6 9 229 10680 335 13 5.5 -11.8 | 297 6 5.5 -2.8 10 200 11510 345 13 3.4 -12.6 | 317 5 3.4 -3.6 11 150 13300 360 11 -0.0 -11.0 | 360 2 0.0 -2.0 12 100 15860 35 5 -2.9 -4.1 | 149 6 -2.9 4.9 13 70 18110 20 9 -3.1 -8.5 | 99 3 -3.1 0.5 Wind Parameters Mean winds (0-6000m): 330.0 at 11.9 knts Storm direction: 0.0 at 9.0 knts Shear (0-3000m) pos: 1.0 neg: 0.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): 20.0 deg Storm rel helicity (0-3000m) pos: 11.2 neg: -3.7 tot: 7.5 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 63.09 Bulk Shear: 0.41 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 325 10 266 6| 5.5 0.0 5.5| 8.0 0.0 8.0 16.0 0.90| 5.6 5.0 1000 332 12 288 6| 4.6 0.0 4.6| 11.0 0.0 11.0 11.0 0.66| 5.3 3.5 1500 332 14 298 7| 3.0 0.6 3.6| 11.1 -0.6 10.6 7.1 0.46| 5.0 2.3 2000 332 15 300 8| 1.8 0.4 2.3| 11.2 -1.0 10.2 5.1 0.36| 4.7 1.7 2500 333 14 300 7| 1.3 0.4 1.6| 11.2 -2.4 8.7 3.5 0.25| 4.4 1.1 3000 334 14 298 7| 1.0 0.3 1.3| 11.2 -3.7 7.5 2.5 0.16| 4.1 0.7 4000 334 13 294 6| 0.8 0.5 1.2| 11.3 -3.7 7.6 1.9 0.15| 3.4 0.5 5000 333 12 287 6| 0.6 0.6 1.2| 11.3 -4.4 6.9 1.4 0.12| 2.9 0.4 6000 330 12 283 6| 0.6 0.6 1.1| 15.9 -4.8 11.2 1.9 0.18| 2.7 0.5 Wrote GIF file: /home/apache/climate/data/raob//U4122/skewt/U4122.skewt.20251014.12.gif