UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for VO311... Searching the city database file for: VO311 ... Date:0000Z 20 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 28.0 23.8 78 4.2 24.9 270 1 300.6 304.1 297.8 355.8 18.76 1 1000 57 28.6 22.6 70 6.0 24.2 245 5 301.8 305.0 297.4 353.4 17.52 2 963 392 25.6 22.8 85 2.8 23.6 253 3 302.0 305.4 298.0 356.5 18.44 3 925 746 22.8 20.6 87 2.2 21.2 285 4 302.6 305.7 297.1 352.2 16.74 4 896 1023 20.6 18.3 87 2.3 19.0 319 4 303.1 305.9 296.1 347.4 14.93 5 867 1308 19.4 13.4 68 6.0 15.4 303 3 304.7 306.8 293.9 338.2 11.21 6 861 1368 19.4 9.4 52 10.0 13.2 281 4 305.3 306.9 292.1 331.3 8.63 7 856 1418 19.6 4.6 37 15.0 11.0 262 4 306.1 307.2 290.3 325.0 6.22 8 850 1479 20.0 -1.0 24 21.0 9.0 240 4 307.1 307.9 288.8 320.1 4.18 9 848 1499 20.0 -2.0 23 22.0 8.6 235 4 307.3 308.0 288.5 319.4 3.89 10 840 1581 20.6 -7.4 14 28.0 7.3 214 3 308.8 309.3 287.8 317.1 2.61 11 824 1747 19.8 0.8 28 19.0 9.4 172 2 309.6 310.6 290.2 324.9 4.92 12 813 1863 18.8 5.8 42 13.0 11.0 144 2 309.8 311.1 292.2 331.7 7.13 13 800 2001 17.8 9.8 59 8.0 12.7 112 5 310.1 311.9 294.1 339.4 9.55 14 780 2217 16.2 11.2 72 5.0 12.9 80 8 310.7 312.7 295.2 343.7 10.78 15 757 2471 14.4 11.8 84 2.6 12.7 80 11 311.4 313.6 295.9 346.9 11.57 16 706 3057 10.6 3.6 62 7.0 6.5 80 13 313.5 314.8 293.2 335.4 7.04 17 700 3128 10.2 0.2 50 10.0 4.8 80 14 313.8 314.8 292.0 331.3 5.55 18 659 3627 7.6 -2.4 49 10.0 2.4 89 20 316.3 317.3 292.2 331.9 4.87 19 650 3740 7.8 -7.2 34 15.0 0.7 90 20 317.8 318.4 291.4 328.9 3.42 20 635 3931 6.4 -3.6 49 10.0 1.3 90 16 318.3 319.2 292.6 333.2 4.62 21 590 4529 2.0 -14.0 29 16.0 -4.4 64 12 320.0 320.4 290.9 327.3 2.19 22 579 4680 1.4 -23.6 14 25.0 -6.6 24 8 321.0 321.2 290.1 324.4 0.98 23 568 4834 1.2 -30.8 7 32.0 -7.5 323 3 322.5 322.6 290.1 324.4 0.52 24 552 5064 0.6 -42.4 2 43.0 -8.6 316 2 324.5 324.5 290.3 325.1 0.17 25 537 5284 -0.3 336 4 326.0 26 500 5850 -4.9 -29.9 12 25.0 -11.5 360 5 327.1 327.2 291.5 329.4 0.64 27 491 5992 -6.3 -30.3 13 24.0 -12.5 6 5 327.1 327.2 291.5 329.3 0.63 28 453 6618 -9.9 -56.9 1 47.0 -16.2 59 5 330.2 330.2 291.8 330.3 0.04 29 437 6895 -10.9 -56.9 1 46.0 -17.0 85 5 332.3 332.3 292.4 332.5 0.04 30 402 7532 -14.5 -41.5 8 27.0 -19.3 146 5 335.7 335.7 293.5 336.6 0.25 31 400 7570 -14.7 -44.7 6 30.0 -19.6 150 5 335.9 335.9 293.4 336.6 0.18 32 367 8214 -18.7 -62.7 1 44.0 -23.0 93 7 338.9 338.9 294.1 339.0 0.02 33 342 8734 -22.1 -64.1 1 42.0 -25.7 48 7 341.2 341.2 294.6 341.3 0.02 34 300 9680 -29.7 -69.7 1 40.0 -32.0 360 6 343.5 343.5 295.2 343.6 0.01 35 258 10734 -39.1 -69.1 3 30.0 -40.2 283 6 344.8 344.8 295.5 344.9 0.01 36 250 10950 -39.7 -68.7 3 29.0 -40.8 225 6 347.0 347.0 296.0 347.1 0.01 37 236 11342 -43.7 -58.7 17 15.0 -44.4 264 4 346.8 346.8 296.0 347.0 0.06 38 200 12440 -51.5 -84.5 1 33.0 -51.9 360 2 351.2 351.2 296.9 351.2 0.00 39 156 14011 -64.3 -93.3 1 29.0 -64.4 82 8 355.3 355.3 297.8 355.3 0.00 40 150 14250 -66.3 -94.3 1 28.0 -66.4 105 11 355.9 355.9 297.9 355.9 0.00 41 124 15377 -74.3 -100.3 1 26.0 -74.3 122 17 361.2 361.2 299.0 361.2 0.00 42 105 16333 -78.1 -103.1 1 25.0 -78.1 97 33 371.6 371.6 300.8 371.6 0.00 43 100 16610 -78.9 -103.9 1 25.0 -78.9 90 38 375.3 375.3 301.5 375.3 0.00 44 95 16901 -79.7 -103.7 1 24.0 -79.7 85 35 379.3 379.3 302.1 379.3 0.00 45 83 17664 -80.3 -104.3 1 24.0 -80.3 158 22 393.0 393.0 304.2 393.0 0.00 46 70 18630 -78.3 -103.3 1 25.0 -78.3 250 6 416.9 416.9 307.3 416.9 0.00 47 57 19815 -74.1 -100.1 1 26.0 -74.2 451.6 451.6 311.0 451.6 0.00 TRP 95 16901 -79.7 -103.7 1 24.0 -79.7 85 35 379.3 379.3 302.1 379.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 542.00 mb = 5210.72 m = 17095.33 ft Wetbulb zero: 624.64 mb = 4065.13 m = 13336.87 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 54.45 % Est. max temperature: 33.44 C = 92.18 F Sfc-Lift cond lev (LCL): 946.87 mb = 540.52 m = 1773.34 ft T: 24.42 C 700-500 lapse rate: 5.55 C/km ThetaE index: 39.45 C Layer 925.0- 824.0 mb Conv cond level (CCL): 899.17 mb = 992.50 m = 3256.21 ft Mean mixing ratio: 17.47 g/kg Conv temperature: 30.44 C = 86.79 F Cap Strength: 2.36 C Lifted Index: -3.28 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.41 C Lifted Index @700 mb: -1.42 C Showalter Index: 11.49 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 3.90 C K Index: 13.90 Risk: None Sweat Index: 13.00 Risk: None Energy Index: 2.10 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1097.39 J/kg Max Up Vert Vel: 46.85 m/s Conv Inhibition (B-): 52.62 J/kg Cap Strength: 2.32 C Lift Cond Lev (LCL): 911.11 mb = 877.73 m = 2879.67 ft Lev Free Conv (LFC): 756.11 mb = 2480.87 m = 8139.25 ft Equ Level (EL): 166.11 mb = 13613.84 m = 44664.27 ft B at Equ Level: 1089.59 J/kg Max Parcel Lev (MPL): 86.11 mb = 17456.22 m = 57270.37 ft Wind level data Storm motion: 102 at 6 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 1 1.0 -0.0 | 281 7 7.0 -1.3 1 1000 57 245 5 4.5 2.1 | 266 11 10.5 0.8 2 972 305 245 3 2.7 1.3 | 270 9 8.7 -0.0 3 939 610 275 4 4.0 -0.3 | 279 10 10.0 -1.7 4 925 746 285 4 3.9 -1.0 | 283 10 9.8 -2.3 5 907 914 310 4 3.1 -2.6 | 293 10 9.0 -3.9 6 876 1219 335 3 1.3 -2.7 | 299 8 7.2 -4.0 7 850 1479 240 4 3.5 2.0 | 266 9 9.4 0.7 8 816 1829 150 2 -1.0 1.7 | 265 5 5.0 0.4 9 787 2134 80 7 -6.9 -1.2 | 20 3 -0.9 -2.5 10 759 2438 80 11 -10.8 -1.9 | 57 6 -4.9 -3.2 11 732 2743 80 11 -10.8 -1.9 | 57 6 -4.9 -3.2 12 707 3048 80 13 -12.8 -2.3 | 62 8 -6.8 -3.6 13 700 3128 80 14 -13.8 -2.4 | 64 9 -7.8 -3.7 14 656 3658 90 21 -21.0 0.0 | 85 15 -15.0 -1.3 15 631 3962 90 15 -15.0 0.0 | 82 9 -9.0 -1.3 16 608 4267 80 14 -13.8 -2.4 | 64 9 -7.8 -3.7 17 586 4572 60 11 -9.5 -5.5 | 28 8 -3.6 -6.8 18 564 4877 300 1 0.9 -0.5 | 285 7 6.8 -1.8 19 523 5486 355 6 0.5 -6.0 | 318 10 6.5 -7.3 20 500 5850 360 5 -0.0 -5.0 | 317 9 6.0 -6.3 21 484 6096 10 5 -0.9 -4.9 | 321 8 5.1 -6.2 22 400 7570 150 5 -2.5 4.3 | 229 5 3.5 3.0 23 397 7620 145 6 -3.4 4.9 | 215 4 2.5 3.6 24 323 9144 10 8 -1.4 -7.9 | 333 10 4.6 -9.2 25 300 9680 360 6 -0.0 -6.0 | 321 9 6.0 -7.3 26 260 10668 300 6 5.2 -3.0 | 291 12 11.2 -4.3 27 250 10950 225 6 4.2 4.2 | 254 11 10.2 2.9 28 208 12192 350 1 0.2 -1.0 | 290 7 6.1 -2.3 29 200 12440 360 2 -0.0 -2.0 | 299 7 6.0 -3.3 30 163 13716 55 5 -4.1 -2.9 | 336 5 1.9 -4.2 31 150 14250 105 11 -10.6 2.8 | 108 5 -4.7 1.5 32 127 15240 125 15 -12.3 8.6 | 139 10 -6.3 7.3 33 100 16610 90 38 -38.0 0.0 | 88 32 -32.0 -1.3 34 95 16901 85 35 -34.9 -3.1 | 81 29 -28.9 -4.4 35 70 18630 250 6 5.6 2.1 | 266 12 11.6 0.7 Wind Parameters Mean winds (0-6000m): 72.3 at 8.1 knts Storm direction: 102.3 at 6.1 knts Shear (0-3000m) pos: 0.6 neg: 2.1 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 141.2 deg Storm rel helicity (0-3000m) pos: 18.8 neg: -21.3 tot: -2.5 m^2/s^2 ave: -0.8 10^-3 m/s^2 rel: 0.09 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 0.5 10^-3/s Energy-Hel index: 0.10 Bulk Rich Number: 59.89 Bulk Shear: 18.32 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 ------------------------------------------------------------------------------- 500 249 4 270 9| 0.0 2.7 2.7| 3.7 -4.7 -1.0 -1.9 -0.09| 6.9 -0.6 1000 270 4 278 10| 1.7 1.4 3.1| 12.7 -4.7 8.0 8.0 0.27| 5.4 1.4 1500 278 4 281 10| 1.1 2.1 3.3| 14.0 -18.6 -4.6 -3.1 -0.13| 6.1 -0.8 2000 266 4 277 10| 0.8 1.7 2.5| 14.8 -21.3 -6.5 -3.2 -0.13| 6.7 -0.8 2500 345 5 309 9| 0.7 2.2 2.9| 17.7 -21.3 -3.6 -1.4 0.07| 7.0 0.5 3000 74 6 350 3| 0.6 2.1 2.7| 18.8 -21.3 -2.5 -0.8 0.09| 6.1 0.5 4000 84 9 50 3| 0.5 1.6 2.1| 32.1 -24.1 8.0 2.0 0.13| 6.4 0.8 5000 81 9 46 4| 0.4 0.4 0.8| 33.1 -73.6 -40.5 -8.1 -0.21| 7.6 -1.6 6000 72 8 25 4| 0.6 0.3 1.0| 45.0 -74.1 -29.2 -4.9 -0.14| 6.9 -1.0 Wrote GIF file: /home/apache/climate/data/raob//VO311/skewt/VO311.skewt.20250420.00.gif