UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for VO311... Searching the city database file for: VO311 ... Date:1200Z 27 APR 25 Station: VO311 WMO ident: 43311 Latitude: 11.12 Longitude: 72.73 ------------------------------------------------------------------------------- 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 1006 4 32.0 27.0 75 5.0 28.1 270 2 304.6 308.9 301.1 373.2 22.84 1 1005 13 32.4 24.4 63 8.0 26.4 273 4 305.1 308.7 299.4 363.5 19.49 2 1003 30 31.2 23.2 63 8.0 25.3 280 7 304.1 307.4 298.3 358.1 18.13 3 1000 57 30.6 23.6 66 7.0 25.4 290 12 303.8 307.2 298.5 359.3 18.65 4 978 257 28.6 23.6 74 5.0 24.9 290 11 303.7 307.2 298.8 360.5 19.08 5 925 751 24.2 21.5 85 2.7 22.2 300 7 304.1 307.3 298.1 356.9 17.72 6 850 1489 20.6 16.1 75 4.5 17.5 75 4 307.7 310.3 296.4 349.0 13.67 7 831 1684 19.8 13.8 68 6.0 15.8 89 7 308.9 311.1 295.6 345.4 12.02 8 789 2129 17.8 7.8 52 10.0 11.6 100 13 311.4 313.0 293.7 337.4 8.45 9 751 2550 16.0 0.0 34 16.0 7.2 90 13 313.8 314.8 291.7 329.9 5.10 10 700 3143 11.8 -10.2 20 22.0 2.0 80 12 315.6 316.0 289.9 323.8 2.51 11 696 3191 11.4 -12.6 17 24.0 1.2 80 12 315.6 316.0 289.5 322.5 2.08 12 662 3606 9.8 -24.2 7 34.0 -1.6 76 9 318.4 318.5 289.1 321.2 0.82 13 609 4291 5.6 -14.4 22 20.0 -2.6 70 9 321.2 321.6 291.2 328.2 2.06 14 603 4372 5.2 -7.8 38 13.0 -0.9 64 10 321.7 322.4 292.6 333.3 3.52 15 596 4467 4.6 -4.4 52 9.0 0.0 58 10 322.1 323.0 293.6 337.2 4.63 16 589 4562 3.8 -1.2 70 5.0 1.1 52 11 322.2 323.4 294.7 341.6 5.96 17 566 4883 1.0 -2.7 76 3.7 -0.9 45 12 322.6 323.7 294.5 340.7 5.55 18 548 5141 -0.5 -7.5 59 7.0 -3.8 41 11 323.8 324.6 293.6 337.0 3.97 19 536 5318 -0.9 -10.9 47 10.0 -5.3 38 11 325.4 326.0 293.3 335.9 3.11 20 530 5407 -0.7 -14.7 34 14.0 -6.3 36 10 326.7 327.2 293.0 334.6 2.31 21 524 5498 -0.7 -22.7 17 22.0 -8.0 35 10 327.8 328.0 292.2 331.9 1.18 22 500 5870 -3.1 -28.1 12 25.0 -10.3 55 8 329.3 329.4 292.3 332.0 0.76 23 462 6491 -7.3 -21.3 32 14.0 -11.9 50 11 331.6 331.9 293.6 336.9 1.51 24 438 6904 -10.3 -20.3 44 10.0 -13.6 44 13 332.8 333.2 294.1 339.0 1.74 25 424 7154 -11.1 -21.1 43 10.0 -14.4 41 14 334.9 335.3 294.6 340.9 1.68 26 417 7281 -11.1 -27.1 25 16.0 -15.6 39 14 336.5 336.7 294.4 340.2 0.99 27 405 7505 -12.1 -30.1 21 18.0 -16.7 36 16 338.1 338.2 294.6 341.0 0.77 28 400 7600 -12.7 -28.7 25 16.0 -16.9 35 16 338.5 338.7 294.7 341.8 0.89 29 300 9730 -28.1 -46.1 16 18.0 -30.3 320 5 345.8 345.8 295.9 346.6 0.20 30 250 11010 -36.1 -55.1 12 19.0 -37.5 190 9 352.4 352.4 297.3 352.8 0.09 31 243 11207 -39.1 -58.1 12 19.0 -40.2 188 10 350.8 350.8 296.8 351.0 0.06 32 240 11292 -41.7 -59.7 12 18.0 -42.5 187 10 348.1 348.1 296.3 348.3 0.05 33 221 11848 -45.3 -56.3 28 11.0 -45.8 179 12 350.9 350.9 296.9 351.2 0.08 34 200 12510 -50.1 -58.1 38 8.0 -50.4 165 16 353.4 353.4 297.4 353.8 0.07 35 153 14209 -64.1 -80.1 9 16.0 -64.2 167 15 357.6 357.6 298.2 357.6 0.00 36 150 14330 -65.3 -81.3 9 16.0 -65.4 165 13 357.6 357.6 298.2 357.6 0.00 37 136 14918 -70.3 -86.3 8 16.0 -70.4 159 13 358.9 358.9 298.5 358.9 0.00 38 116 15848 -76.5 -92.5 6 16.0 -76.5 149 11 364.1 364.1 299.5 364.1 0.00 39 105 16420 -76.9 -92.9 6 16.0 -76.9 143 8 373.9 373.9 301.2 373.9 0.00 40 100 16700 -77.3 -94.3 5 17.0 -77.3 140 7 378.4 378.4 302.0 378.4 0.00 41 88 17424 -80.7 -97.7 4 17.0 -80.7 85 16 385.7 385.7 303.1 385.7 0.00 42 80 17967 -75.7 -93.7 4 18.0 -75.7 131 14 406.6 406.6 306.1 406.6 0.00 43 76 18262 -75.9 -93.9 4 18.0 -75.9 155 12 412.2 412.2 306.8 412.2 0.00 44 70 18740 -72.7 -92.7 3 20.0 -72.8 195 10 428.9 428.9 308.7 428.9 0.00 45 69 18825 -71.1 -91.1 4 20.0 -71.2 198 11 434.1 434.1 309.3 434.1 0.00 46 64 19272 -71.1 -93.1 2 22.0 -71.2 215 13 443.5 443.5 310.2 443.5 0.00 47 60 19655 -71.1 -98.1 1 27.0 -71.2 229 16 451.8 451.8 311.0 451.8 0.00 48 50 20750 -66.1 -94.1 1 28.0 -66.4 270 23 487.7 487.7 314.1 487.7 0.00 49 49 20872 -66.1 -94.1 1 28.0 -66.4 277 23 490.5 490.5 314.2 490.5 0.00 50 47 21123 -66.9 -94.9 1 28.0 -67.1 291 23 494.5 494.5 314.5 494.5 0.00 51 38 22428 -58.5 -89.5 1 31.0 -59.4 4 22 546.9 546.9 317.9 546.9 0.00 52 30 23920 -55.7 -86.7 1 31.0 -57.2 85 21 592.8 592.8 320.3 592.8 0.01 53 22 25914 -51.7 -84.7 1 33.0 -54.5 659.7 659.7 323.0 659.8 0.01 54 21 26215 -52.7 -84.7 1 32.0 -55.4 665.5 665.5 323.3 665.6 0.01 TRP 88 17424 -80.7 -97.7 4 17.0 -80.7 85 16 385.7 385.7 303.1 385.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 554.00 mb = 5055.37 m = 16585.67 ft Wetbulb zero: 681.59 mb = 3364.12 m = 11037.02 ft Precipitable water: 1.78 inches Sfc-500 mean rel hum: 47.35 % Est. max temperature: 34.80 C = 94.63 F Sfc-Lift cond lev (LCL): 936.72 mb = 639.31 m = 2097.45 ft T: 25.19 C 700-500 lapse rate: 5.46 C/km ThetaE index: 39.26 C Layer 925.0- 609.0 mb Conv cond level (CCL): 851.76 mb = 1470.97 m = 4825.96 ft Mean mixing ratio: 18.29 g/kg Conv temperature: 35.01 C = 95.02 F Cap Strength: 1.34 C Lifted Index: -3.00 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.15 C Lifted Index @700 mb: -0.99 C Showalter Index: 0.22 C Risk: Thunderstorms probable Total Totals Index: 42.90 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 19.20 C K Index: 17.80 Risk: < 20 % chance of thunderstorms Sweat Index: 209.20 Risk: None Energy Index: -3.21 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1305.13 J/kg Max Up Vert Vel: 51.09 m/s Conv Inhibition (B-): 54.89 J/kg Cap Strength: 1.34 C Lift Cond Lev (LCL): 897.40 mb = 1015.40 m = 3331.32 ft Lev Free Conv (LFC): 722.40 mb = 2877.32 m = 9439.92 ft Equ Level (EL): 132.40 mb = 15075.16 m = 49458.59 ft B at Equ Level: 1287.99 J/kg Max Parcel Lev (MPL): 82.40 mb = 17798.60 m = 58393.66 ft Wind level data Storm motion: 91 at 7 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 1006 4 270 2 2.0 -0.0 | 271 9 9.2 -0.1 1 1000 57 290 12 11.3 -4.1 | 283 19 18.5 -4.2 2 973 305 290 11 10.3 -3.8 | 282 18 17.5 -3.8 3 940 610 295 10 9.1 -4.2 | 285 17 16.3 -4.3 4 925 751 300 7 6.1 -3.5 | 285 14 13.2 -3.6 5 908 914 315 4 2.8 -2.8 | 286 10 10.0 -2.9 6 877 1219 15 3 -0.8 -2.9 | 295 7 6.4 -3.0 7 850 1489 75 4 -3.9 -1.0 | 289 4 3.3 -1.1 8 817 1829 100 9 -8.9 1.6 | 131 2 -1.7 1.5 9 788 2134 100 13 -12.8 2.3 | 111 6 -5.6 2.2 10 760 2438 95 14 -13.9 1.2 | 100 7 -6.8 1.1 11 734 2743 80 12 -11.8 -2.1 | 65 5 -4.6 -2.2 12 708 3048 75 12 -11.6 -3.1 | 54 5 -4.4 -3.2 13 700 3143 80 12 -11.8 -2.1 | 65 5 -4.6 -2.2 14 657 3658 75 9 -8.7 -2.3 | 32 3 -1.5 -2.4 15 633 3962 80 8 -7.9 -1.4 | 25 2 -0.7 -1.5 16 609 4267 70 9 -8.5 -3.1 | 22 3 -1.3 -3.2 17 587 4572 50 11 -8.4 -7.1 | 10 7 -1.2 -7.2 18 565 4877 45 12 -8.5 -8.5 | 9 9 -1.3 -8.6 19 524 5486 35 10 -5.7 -8.2 | 350 8 1.5 -8.3 20 500 5870 55 8 -6.6 -4.6 | 352 5 0.6 -4.7 21 486 6096 55 9 -7.4 -5.2 | 2 5 -0.2 -5.2 22 400 7600 35 16 -9.2 -13.1 | 9 13 -2.0 -13.2 23 399 7620 35 14 -8.0 -11.5 | 4 12 -0.8 -11.6 24 325 9144 45 13 -9.2 -9.2 | 12 9 -2.0 -9.3 25 300 9730 320 5 3.2 -3.8 | 291 11 10.4 -3.9 26 262 10668 260 6 5.9 1.0 | 266 13 13.1 1.0 27 250 11010 190 9 1.6 8.9 | 225 12 8.7 8.8 28 210 12192 175 13 -1.1 13.0 | 205 14 6.1 12.9 29 200 12510 165 16 -4.1 15.5 | 191 16 3.0 15.4 30 165 13716 175 22 -1.9 21.9 | 194 22 5.3 21.8 31 150 14330 165 13 -3.4 12.6 | 197 13 3.8 12.5 32 128 15240 155 13 -5.5 11.8 | 188 12 1.7 11.7 33 100 16700 140 7 -4.5 5.4 | 207 6 2.7 5.3 34 88 17424 85 16 -15.9 -1.4 | 80 9 -8.8 -1.5 35 70 18740 195 10 2.6 9.7 | 226 14 9.8 9.6 36 50 20750 270 23 23.0 -0.0 | 270 30 30.2 -0.1 37 30 23920 85 21 -20.9 -1.8 | 82 14 -13.7 -1.9 Wind Parameters Mean winds (0-6000m): 60.7 at 9.6 knts Storm direction: 90.7 at 7.2 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 145.1 deg Storm rel helicity (0-3000m) pos: 18.8 neg: -11.1 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 7.3 stream: -0.7 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 29.14 Bulk Shear: 44.79 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 ------------------------------------------------------------------------------- 500 290 11 283 18| 8.8 0.0 8.8| 12.0 -0.5 11.5 22.9 0.29| 12.0 3.5 1000 295 9 284 16| 1.7 0.0 1.7| 16.5 -0.5 16.0 16.0 0.24| 10.1 2.4 1500 303 7 287 14| 2.1 0.0 2.1| 18.6 -1.1 17.5 11.6 0.20| 9.0 1.8 2000 322 7 297 13| 3.4 0.0 3.4| 18.8 -1.8 17.0 8.5 0.06| 9.0 0.5 2500 44 8 348 6| 2.7 0.6 3.3| 18.8 -5.7 13.0 5.2 -0.01| 8.0 -0.1 3000 66 9 17 4| 2.3 0.8 3.1| 18.8 -11.1 7.6 2.5 -0.09| 7.3 -0.7 4000 72 9 29 3| 1.3 0.6 1.9| 19.6 -13.1 6.5 1.6 -0.12| 6.1 -0.7 5000 67 10 22 4| 1.0 1.2 2.2| 19.6 -16.6 3.0 0.6 -0.14| 5.7 -0.8 6000 61 10 14 5| 1.1 1.0 2.1| 20.8 -21.3 -0.5 -0.1 -0.15| 5.2 -0.8 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20250427.12.gif