UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050423.upa.cvt Date: 2300Z 4 MAY 25 Searching for Y4155... Searching the city database file for: Y4155 ... Date:2300Z 4 MAY 25 Station: Y4155 WMO ident: 94155 ------------------------------------------------------------------------------- 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 1002 106 25.0 23.2 90 1.8 23.7 115 3 298.0 301.3 296.8 350.7 18.15 1 1000 123 24.4 22.9 91 1.5 23.3 120 8 297.5 300.8 296.5 349.3 17.85 2 987 238 23.2 22.3 95 0.9 22.6 126 14 297.5 300.6 296.2 348.0 17.43 3 953 545 23.2 19.4 79 3.8 20.5 118 29 300.5 303.2 295.4 344.6 15.04 4 925 805 21.6 18.2 81 3.4 19.2 105 32 301.4 304.0 295.2 343.7 14.36 5 868 1356 18.2 17.0 93 1.2 17.4 118 30 303.4 306.0 295.6 345.5 14.19 6 850 1536 17.8 17.7 99 0.1 17.8 135 26 304.8 307.6 296.7 350.1 15.16 7 841 1627 17.4 17.3 99 0.1 17.4 134 25 305.3 308.1 296.6 350.0 14.94 8 700 3182 10.4 6.3 76 4.1 7.9 130 16 314.0 315.6 294.5 340.8 8.59 9 657 3709 8.4 1.4 61 7.0 4.5 107 13 317.5 318.7 293.9 338.0 6.46 10 545 5233 -0.3 -5.3 69 5.0 -2.8 122 11 324.6 325.5 294.4 340.2 4.73 11 538 5337 0.0 -8.0 55 8.0 -3.8 113 13 326.1 326.9 294.1 339.1 3.89 12 500 5920 -4.5 -10.5 63 6.0 -7.1 105 13 327.6 328.2 294.1 339.2 3.44 13 489 6095 -5.7 -10.1 71 4.4 -7.7 105 10 328.2 328.9 294.4 340.4 3.63 14 474 6339 -7.1 -12.0 68 4.9 -9.2 97 8 329.4 330.0 294.4 340.3 3.22 15 443 6865 -8.9 -18.9 44 10.0 -12.4 80 2 333.5 333.9 294.4 340.4 1.94 16 437 6970 -9.5 -26.5 24 17.0 -14.3 77 1 334.1 334.3 293.7 337.7 1.00 17 431 7077 -9.3 -42.3 5 33.0 -15.7 90 4 335.7 335.7 293.4 336.5 0.21 18 420 7277 -10.7 -53.7 2 43.0 -17.0 139 12 336.4 336.4 293.4 336.6 0.06 19 409 7480 -12.7 -30.7 21 18.0 -17.1 150 13 336.3 336.5 294.1 339.0 0.72 20 400 7650 -13.9 -32.9 18 19.0 -18.3 135 12 336.9 337.0 294.1 339.2 0.60 21 368 8276 -19.1 -42.1 11 23.0 -22.8 126 15 338.1 338.2 294.1 339.1 0.26 22 336 8949 -21.7 -50.7 5 29.0 -25.3 116 10 343.5 343.5 295.3 343.9 0.11 23 300 9770 -29.1 -48.1 14 19.0 -31.2 155 12 344.4 344.4 295.5 345.0 0.16 24 260 10771 -36.9 -59.9 7 23.0 -38.2 138 16 347.3 347.3 296.1 347.5 0.05 25 250 11040 -39.3 -53.3 21 14.0 -40.2 175 17 347.6 347.7 296.2 348.1 0.11 26 226 11724 -45.5 -50.5 57 5.0 -45.8 175 13 348.3 348.4 296.4 349.0 0.17 27 221 11873 -46.7 -50.2 67 3.5 -46.9 175 11 348.7 348.8 296.5 349.4 0.17 28 200 12530 -51.3 -56.3 55 5.0 -51.5 355 19 351.5 351.6 297.0 351.9 0.09 29 179 13240 -57.3 -61.6 58 4.3 -57.4 352 17 353.0 353.1 297.3 353.3 0.05 30 175 13382 -58.7 -70.7 20 12.0 -58.9 350 15 353.0 353.0 297.3 353.1 0.02 31 150 14330 -67.3 -75.3 31 8.0 -67.4 210 3 354.2 354.2 297.5 354.2 0.01 32 139 14785 -71.5 -77.5 40 6.0 -71.5 181 8 354.6 354.6 297.6 354.6 0.01 33 119 15690 -77.9 -83.9 37 6.0 -77.9 168 19 358.9 358.9 298.5 358.9 0.00 34 112 16035 -80.7 -87.7 30 7.0 -80.7 169 10 359.9 359.9 298.7 360.0 0.00 35 106 16348 -77.7 -87.7 18 10.0 -77.7 177 11 371.4 371.4 300.8 371.4 0.00 36 100 16680 -80.1 -89.1 21 9.0 -80.1 95 7 373.0 373.0 301.1 373.0 0.00 37 86 17521 -84.7 -89.7 41 5.0 -84.7 40 4 380.1 380.1 302.3 380.1 0.00 38 70 18680 -76.3 -90.3 9 14.0 -76.3 70 12 421.2 421.2 307.9 421.2 0.00 39 68 18847 -74.9 -89.9 8 15.0 -75.0 73 12 427.7 427.7 308.6 427.7 0.00 40 63 19288 -76.9 -90.9 9 14.0 -76.9 83 13 432.7 432.7 309.1 432.7 0.00 41 59 19670 -71.1 -91.1 4 20.0 -71.2 90 14 453.9 453.9 311.2 453.9 0.00 42 50 20660 -66.1 -91.1 2 25.0 -66.4 110 16 487.7 487.7 314.1 487.7 0.00 43 49 20782 -65.9 -90.9 2 25.0 -66.2 108 16 491.0 491.0 314.3 491.0 0.00 44 41 21877 -60.7 -90.7 1 30.0 -61.3 93 17 529.7 529.7 316.9 529.7 0.00 45 37 22513 -62.5 -91.5 1 29.0 -63.1 83 17 540.8 540.8 317.6 540.8 0.00 46 34 23040 -58.1 -90.1 1 32.0 -59.1 76 18 565.6 565.6 318.9 565.7 0.00 47 30 23830 -57.1 -89.1 1 32.0 -58.4 65 18 589.0 589.0 320.1 589.0 0.00 48 23 25529 -53.9 -87.9 1 34.0 -56.1 88 37 644.9 644.9 322.5 644.9 0.01 49 20 26440 -48.3 -86.3 0 38.0 -52.3 100 47 688.3 688.3 324.0 688.4 0.01 50 19 26777 -49.1 -87.1 0 38.0 -53.0 696.0 696.0 324.3 696.1 0.01 51 16 27914 -45.5 -84.5 0 39.0 -51.2 742.8 742.8 325.7 743.0 0.02 TRP 86 17521 -84.7 -89.7 41 5.0 -84.7 40 4 380.1 380.1 302.3 380.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 548.86 mb = 5180.33 m = 16995.62 ft Freezing level: 538.00 mb = 5336.64 m = 17508.43 ft Freezing level: 538.00 mb = 5336.64 m = 17508.43 ft Wetbulb zero: 588.05 mb = 4613.03 m = 15134.43 ft Precipitable water: 2.15 inches Sfc-500 mean rel hum: 76.42 % Est. max temperature: 31.66 C = 88.99 F Sfc-Lift cond lev (LCL): 976.49 mb = 331.57 m = 1087.82 ft T: 23.20 C 700-500 lapse rate: 5.44 C/km ThetaE index: 12.02 C Layer 841.0- 545.0 mb Conv cond level (CCL): 873.68 mb = 1299.31 m = 4262.76 ft Mean mixing ratio: 15.55 g/kg Conv temperature: 30.21 C = 86.38 F Cap Strength: 1.70 C Lifted Index: 0.11 C Risk: Showers probable Lifted Index @300 mb: 1.76 C Lifted Index @700 mb: 1.06 C Showalter Index: -1.59 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.30 C Cross Totals Index: 22.20 C K Index: 35.90 Risk: > 80 % chance of thunderstorms Sweat Index: 277.40 Risk: None Energy Index: -2.16 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.21 J/kg Max Up Vert Vel: 6.67 m/s Conv Inhibition (B-): 191.92 J/kg Cap Strength: 1.70 C Lift Cond Lev (LCL): 914.99 mb = 899.18 m = 2950.02 ft Lev Free Conv (LFC): 489.99 mb = 6078.95 m = 19943.83 ft Equ Level (EL): 469.99 mb = 6404.74 m = 21012.67 ft B at Equ Level: 21.70 J/kg Max Parcel Lev (MPL): 429.99 mb = 7095.38 m = 23278.52 ft Wind level data Storm motion: 147 at 15 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 1002 106 115 3 -2.7 1.3 | 335 12 5.1 -10.9 1 1000 123 120 8 -6.9 4.0 | 354 8 0.9 -8.2 2 979 305 130 17 -13.0 10.9 | 76 5 -5.2 -1.3 3 946 610 115 32 -29.0 13.5 | 94 21 -21.2 1.3 4 925 805 105 32 -30.9 8.3 | 80 23 -23.1 -3.9 5 913 914 110 32 -30.1 10.9 | 87 22 -22.2 -1.3 6 882 1219 105 34 -32.8 8.8 | 82 25 -25.0 -3.4 7 851 1524 135 25 -17.7 17.7 | 119 11 -9.9 5.5 8 850 1536 135 26 -18.4 18.4 | 120 12 -10.6 6.2 9 792 2134 130 21 -16.1 13.5 | 99 8 -8.3 1.3 10 764 2438 125 22 -18.0 12.6 | 92 10 -10.2 0.4 11 711 3048 140 21 -13.5 16.1 | 124 7 -5.7 3.9 12 700 3182 130 16 -12.3 10.3 | 66 5 -4.4 -1.9 13 636 3962 95 11 -11.0 1.0 | 16 12 -3.1 -11.3 14 613 4267 100 15 -14.8 2.6 | 36 12 -6.9 -9.6 15 590 4572 90 17 -17.0 0.0 | 37 15 -9.2 -12.2 16 568 4877 120 16 -13.9 8.0 | 55 7 -6.0 -4.2 17 547 5182 125 11 -9.0 6.3 | 11 6 -1.2 -5.9 18 527 5486 100 15 -14.8 2.6 | 36 12 -6.9 -9.6 19 508 5791 110 19 -17.9 6.5 | 60 12 -10.0 -5.7 20 500 5920 105 13 -12.6 3.4 | 28 10 -4.7 -8.8 21 489 6096 105 10 -9.7 2.6 | 11 10 -1.8 -9.6 22 434 7010 75 1 -1.0 -0.3 | 331 14 6.9 -12.5 23 418 7315 150 14 -7.0 12.1 | 276 1 0.8 -0.1 24 402 7620 150 13 -6.5 11.3 | 306 2 1.3 -1.0 25 400 7650 135 12 -8.5 8.5 | 10 4 -0.7 -3.7 26 385 7925 120 12 -10.4 6.0 | 22 7 -2.6 -6.2 27 355 8534 130 18 -13.8 11.6 | 84 6 -6.0 -0.6 28 340 8839 100 10 -9.8 1.7 | 11 11 -2.0 -10.5 29 327 9144 150 11 -5.5 9.5 | 319 4 2.3 -2.7 30 313 9449 150 13 -6.5 11.3 | 306 2 1.3 -1.0 31 301 9754 175 12 -1.0 12.0 | 272 7 6.8 -0.3 32 300 9770 155 12 -5.1 10.9 | 296 3 2.8 -1.3 33 288 10058 140 14 -9.0 10.7 | 38 2 -1.2 -1.5 34 264 10668 125 15 -12.3 8.6 | 51 6 -4.5 -3.6 35 250 11040 175 17 -1.5 16.9 | 233 8 6.3 4.7 36 241 11278 175 18 -1.6 17.9 | 228 8 6.3 5.7 37 220 11887 175 11 -1.0 11.0 | 280 7 6.9 -1.3 38 210 12192 270 1 1.0 -0.0 | 324 15 8.8 -12.2 39 201 12497 360 10 -0.0 -10.0 | 341 24 7.8 -22.2 40 200 12530 355 19 1.7 -18.9 | 343 33 9.5 -31.1 41 192 12802 355 20 1.7 -19.9 | 343 34 9.6 -32.1 42 158 14021 345 10 2.6 -9.7 | 335 24 10.4 -21.9 43 150 14330 210 3 1.5 2.6 | 316 13 9.3 -9.6 44 135 14935 170 10 -1.7 9.8 | 291 7 6.1 -2.4 45 122 15545 170 25 -4.3 24.6 | 196 13 3.5 12.4 46 115 15850 165 10 -2.6 9.7 | 296 6 5.2 -2.6 47 104 16459 180 11 0.0 11.0 | 279 8 7.8 -1.2 48 100 16680 95 7 -7.0 0.6 | 356 12 0.9 -11.6 49 93 17069 100 7 -6.9 1.2 | 355 11 0.9 -11.0 50 86 17521 40 4 -2.6 -3.1 | 341 16 5.3 -15.3 51 70 18680 70 12 -11.3 -4.1 | 12 17 -3.5 -16.3 52 50 20660 110 16 -15.0 5.5 | 47 10 -7.2 -6.7 53 30 23830 65 18 -16.3 -7.6 | 23 22 -8.5 -19.8 54 20 26440 100 47 -46.3 8.2 | 84 39 -38.5 -4.1 Wind Parameters Mean winds (0-6000m): 117.4 at 19.3 knts Storm direction: 147.4 at 14.5 knts Shear (0-3000m) pos: 3.8 neg: 1.4 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 128.5 deg Storm rel helicity (0-3000m) pos: 101.6 neg: -56.0 tot: 45.6 m^2/s^2 ave: 15.2 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 12.7 stream: 3.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 72.90 Bulk Shear: 0.30 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 ------------------------------------------------------------------------------- 500 122 19 77 9| 29.6 0.0 29.6| 25.9 -1.7 24.2 48.5 0.48| 32.0 15.4 1000 114 26 83 16| 14.8 2.5 17.4| 40.0 -37.6 2.4 2.4 0.27| 21.3 5.8 1500 115 27 87 17| 8.2 1.7 9.9| 92.3 -41.7 50.6 33.7 0.36| 20.5 7.4 2000 119 26 92 15| 6.1 2.1 8.2| 92.3 -50.1 42.2 21.1 0.29| 16.6 4.7 2500 120 25 92 14| 4.9 1.7 6.6| 95.1 -52.9 42.2 16.9 0.27| 13.9 3.8 3000 123 25 94 13| 3.8 1.4 5.2|101.6 -56.0 45.6 15.2 0.26| 12.7 3.3 4000 121 22 85 11| 2.8 2.6 5.4|106.1 -73.7 32.5 8.1 0.13| 11.3 1.4 5000 119 20 77 10| 2.7 2.2 4.9|123.6 -78.9 44.8 9.0 0.13| 10.8 1.4 6000 117 19 70 10| 2.1 2.2 4.4|142.8-102.8 40.0 6.7 0.09| 10.7 1.0 Wrote GIF file: /home/apache/climate/data/raob//Y4155/skewt/Y4155.skewt.20250504.23.gif