UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 19 APR 25 Station: VO371 WMO ident: 43371 Latitude: 8.48 Longitude: 76.95 ------------------------------------------------------------------------------- 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 1001 69 26.8 24.7 88 2.1 25.3 0 0 299.9 303.5 298.4 358.4 19.94 1 1000 78 26.2 25.0 93 1.2 25.3 0 0 299.4 303.1 298.5 358.9 20.33 2 925 773 23.4 20.1 82 3.3 21.1 300 10 303.2 306.2 296.9 351.3 16.22 3 850 1508 19.4 15.6 79 3.8 16.8 290 12 306.5 308.9 295.8 346.2 13.23 4 700 3154 12.4 -11.6 18 24.0 1.9 70 14 316.2 316.6 289.9 323.6 2.25 5 500 5890 -3.9 -16.9 36 13.0 -8.8 335 2 328.3 328.7 293.2 335.3 2.04 6 400 7610 -15.5 -29.5 29 14.0 -18.9 30 4 334.8 335.0 293.8 337.9 0.83 7 300 9730 -29.1 -49.1 13 20.0 -31.2 0 0 344.4 344.4 295.5 345.0 0.15 8 250 11000 -39.5 -54.5 19 15.0 -40.4 95 5 347.3 347.4 296.1 347.7 0.09 9 200 12480 -52.5 -56.3 63 3.8 -52.7 10 13 349.6 349.7 296.6 350.0 0.09 10 150 14270 -67.9 -72.1 55 4.2 -67.9 65 18 353.1 353.1 297.3 353.2 0.02 11 100 16620 -80.1 -87.1 30 7.0 -80.1 90 16 373.0 373.0 301.1 373.0 0.00 12 84 17599 -84.1 -89.1 41 5.0 -84.1 90 28 383.9 383.9 302.9 383.9 0.00 13 77 18092 -76.1 -86.1 19 10.0 -76.2 21 18 410.2 410.2 306.5 410.3 0.00 14 70 18640 -78.5 -86.5 26 8.0 -78.5 305 7 416.4 416.4 307.3 416.5 0.00 15 69 18722 -78.9 -86.9 26 8.0 -78.9 305 8 417.3 417.3 307.4 417.3 0.00 16 63 19242 -74.9 -86.9 14 12.0 -75.0 305 15 437.1 437.1 309.6 437.1 0.00 17 53 20246 -73.3 -88.3 8 15.0 -73.4 305 27 463.0 463.0 312.0 463.0 0.00 18 51 20472 -69.9 -87.9 6 18.0 -70.1 305 30 476.1 476.1 313.1 476.1 0.00 19 50 20590 -69.1 -87.1 6 18.0 -69.3 305 31 480.7 480.7 313.5 480.7 0.00 20 46 21090 -69.3 -88.3 5 19.0 -69.5 315 27 491.8 491.8 314.4 491.8 0.00 21 43 21497 -66.9 -87.9 4 21.0 -67.2 323 25 507.2 507.3 315.5 507.3 0.00 22 39 22099 -59.3 -87.3 1 28.0 -60.1 334 20 540.8 540.8 317.6 540.9 0.00 23 34 22958 -60.9 -89.9 1 29.0 -61.6 350 14 558.3 558.3 318.5 558.3 0.00 24 30 23740 -59.9 -91.9 1 32.0 -60.9 5 9 581.3 581.3 319.8 581.4 0.00 25 29 23952 -60.1 -92.1 1 32.0 -61.0 11 12 586.5 586.5 320.0 586.5 0.00 26 26 24644 -54.7 -89.7 1 35.0 -56.5 30 20 620.4 620.4 321.5 620.4 0.00 27 22 25704 -59.1 -93.1 0 34.0 -60.4 59 32 637.6 637.7 322.2 637.7 0.00 28 21 25997 -57.7 -91.7 1 34.0 -59.3 67 35 650.4 650.4 322.7 650.4 0.00 29 20 26310 -51.9 -87.9 1 36.0 -54.9 75 39 677.3 677.3 323.7 677.4 0.01 30 19 26644 -49.7 -85.7 1 36.0 -53.4 77 40 694.2 694.2 324.3 694.3 0.01 31 14 28649 -48.5 -85.5 1 37.0 -53.5 88 49 761.6 761.6 326.3 761.7 0.02 32 10 30900 -41.1 -80.1 1 39.0 -50.8 100 59 866.1 866.2 328.8 866.8 0.07 33 9.0 31620 -38.6 -78.3 1 39.6 -50.1 105 60 902.1 902.2 329.5 903.1 0.10 34 8.5 32014 -37.3 -77.3 1 40.0 -49.9 922.2 922.3 329.9 923.5 0.12 TRP 84 17599 -84.1 -89.1 41 5.0 -84.1 90 28 383.9 383.9 302.9 383.9 0.00 WND 9.0 31620 -38.6 -78.3 1 39.6 -50.1 105 60 902.1 902.2 329.5 903.1 0.10 Sounding variables and indices 1000-500 mb thick: 5812.00 m Freezing level: 547.85 mb = 5235.37 m = 17176.22 ft Wetbulb zero: 664.46 mb = 3577.64 m = 11737.51 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 46.05 % Est. max temperature: 33.36 C = 92.05 F Sfc-Lift cond lev (LCL): 971.41 mb = 336.60 m = 1104.33 ft T: 25.16 C 700-500 lapse rate: 5.96 C/km ThetaE index: 35.26 C Layer 925.0- 500.0 mb Conv cond level (CCL): 869.19 mb = 1313.95 m = 4310.80 ft Mean mixing ratio: 17.65 g/kg Conv temperature: 32.56 C = 90.60 F Cap Strength: 1.63 C Lifted Index: -2.34 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.87 C Lifted Index @700 mb: 0.72 C Showalter Index: 0.42 C Risk: Thunderstorms probable Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 19.50 C K Index: 14.90 Risk: None Sweat Index: 213.20 Risk: None Energy Index: -2.08 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1052.51 J/kg Max Up Vert Vel: 45.88 m/s Conv Inhibition (B-): 74.37 J/kg Cap Strength: 1.63 C Lift Cond Lev (LCL): 917.13 mb = 847.28 m = 2779.75 ft Lev Free Conv (LFC): 652.13 mb = 3730.01 m = 12237.41 ft Equ Level (EL): 142.13 mb = 14582.37 m = 47841.85 ft B at Equ Level: 1032.56 J/kg Max Parcel Lev (MPL): 82.13 mb = 17726.31 m = 58156.47 ft Wind level data Storm motion: 44 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 1001 69 0 0 -0.0 -0.0 | 224 6 4.4 4.6 1 1000 78 0 0 -0.0 -0.0 | 224 6 4.4 4.6 2 975 305 330 6 3.0 -5.2 | 275 7 7.4 -0.6 3 942 610 310 10 7.7 -6.4 | 279 12 12.1 -1.8 4 925 773 300 10 8.7 -5.0 | 272 13 13.1 -0.4 5 850 1508 290 12 11.3 -4.1 | 268 16 15.7 0.5 6 848 1524 290 12 11.3 -4.1 | 268 16 15.7 0.5 7 818 1829 285 4 3.9 -1.0 | 247 9 8.3 3.6 8 790 2134 50 4 -3.1 -2.6 | 214 2 1.4 2.0 9 735 2743 85 9 -9.0 -0.8 | 130 6 -4.5 3.8 10 709 3048 75 12 -11.6 -3.1 | 102 7 -7.2 1.5 11 700 3154 70 14 -13.2 -4.8 | 89 9 -8.7 -0.2 12 634 3962 55 16 -13.1 -9.2 | 62 10 -8.7 -4.6 13 610 4267 40 7 -4.5 -5.4 | 6 1 -0.1 -0.8 14 588 4572 335 9 3.8 -8.2 | 293 9 8.2 -3.6 15 546 5182 335 7 3.0 -6.3 | 283 8 7.4 -1.7 16 525 5486 15 3 -0.8 -2.9 | 245 4 3.6 1.7 17 506 5791 50 2 -1.5 -1.3 | 221 4 2.9 3.3 18 500 5890 335 2 0.8 -1.8 | 242 6 5.3 2.8 19 487 6096 285 3 2.9 -0.8 | 242 8 7.3 3.8 20 450 6706 250 4 3.8 1.4 | 234 10 8.2 6.0 21 432 7010 325 3 1.7 -2.5 | 251 7 6.1 2.1 22 416 7315 250 2 1.9 0.7 | 230 8 6.3 5.3 23 400 7610 30 4 -2.0 -3.5 | 245 3 2.4 1.1 24 399 7620 20 3 -1.0 -2.8 | 242 4 3.4 1.8 25 368 8230 60 6 -5.2 -3.0 | 154 2 -0.8 1.6 26 353 8534 65 5 -4.5 -2.1 | 178 2 -0.1 2.5 27 339 8839 360 4 -0.0 -4.0 | 262 4 4.4 0.6 28 325 9144 310 4 3.1 -2.6 | 255 8 7.5 2.0 29 312 9449 145 2 -1.1 1.6 | 208 7 3.3 6.2 30 300 9730 0 0 -0.0 -0.0 | 224 6 4.4 4.6 31 299 9754 265 3 3.0 0.3 | 237 9 7.4 4.9 32 286 10058 100 3 -3.0 0.5 | 196 5 1.5 5.1 33 274 10363 145 7 -4.0 5.7 | 182 10 0.4 10.3 34 251 10973 145 6 -3.4 4.9 | 186 10 1.0 9.5 35 250 11000 95 5 -5.0 0.4 | 174 5 -0.6 5.0 36 240 11278 90 5 -5.0 0.0 | 173 5 -0.6 4.6 37 229 11582 135 5 -3.5 3.5 | 186 8 0.9 8.1 38 209 12192 65 9 -8.2 -3.8 | 102 4 -3.7 0.8 39 200 12480 10 13 -2.3 -12.8 | 345 8 2.2 -8.2 40 199 12497 30 12 -6.0 -10.4 | 15 6 -1.6 -5.8 41 190 12802 350 9 1.6 -8.9 | 305 7 6.0 -4.3 42 172 13411 360 16 -0.0 -16.0 | 339 12 4.4 -11.4 43 164 13716 355 24 2.1 -23.9 | 341 20 6.5 -19.3 44 156 14021 20 22 -7.5 -20.7 | 11 16 -3.1 -16.1 45 150 14270 65 18 -16.3 -7.6 | 76 12 -11.9 -3.0 46 141 14630 70 19 -17.9 -6.5 | 82 14 -13.4 -1.9 47 120 15545 50 15 -11.5 -9.6 | 55 9 -7.1 -5.0 48 103 16459 50 10 -7.7 -6.4 | 61 4 -3.2 -1.8 49 100 16620 90 16 -16.0 0.0 | 112 12 -11.6 4.6 50 84 17599 90 28 -28.0 0.0 | 101 24 -23.6 4.6 51 70 18640 305 7 5.7 -4.0 | 267 10 10.2 0.6 52 50 20590 305 31 25.4 -17.8 | 294 33 29.8 -13.2 53 30 23740 5 9 -0.8 -9.0 | 320 6 3.6 -4.4 54 20 26310 75 39 -37.7 -10.1 | 81 34 -33.2 -5.5 55 10 30900 100 59 -58.1 10.2 | 105 56 -53.7 14.8 Wind Parameters Mean winds (0-6000m): 13.9 at 8.5 knts Storm direction: 43.9 at 6.4 knts Shear (0-3000m) pos: 3.0 neg: 1.3 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): -124.9 deg Storm rel helicity (0-3000m) pos: 12.0 neg: -30.9 tot: -18.9 m^2/s^2 ave: -6.3 10^-3 m/s^2 rel: -0.20 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -1.4 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 177.35 Bulk Shear: 5.93 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 ------------------------------------------------------------------------------- 500 322 5 268 8| 0.0 9.7 9.7| 9.9 -0.1 9.8 19.6 0.58| 10.8 6.2 1000 308 8 271 11| 0.0 5.6 5.6| 9.9 -6.4 3.5 3.5 0.30| 7.1 2.1 1500 301 9 270 12| 0.0 3.7 3.7| 9.9 -11.1 -1.3 -0.8 0.18| 5.7 1.0 2000 301 8 268 11| 3.0 2.8 5.8| 12.0 -21.4 -9.4 -4.7 0.01| 7.6 0.1 2500 309 8 272 10| 3.6 2.2 5.8| 12.0 -24.4 -12.4 -5.0 -0.13| 7.3 -0.9 3000 328 8 284 9| 3.0 1.3 4.3| 12.0 -30.9 -18.9 -6.3 -0.20| 7.1 -1.4 4000 24 10 355 4| 2.3 1.6 3.9| 12.0 -46.3 -34.3 -8.6 -0.29| 6.5 -1.9 5000 17 10 340 5| 1.8 2.3 4.1| 12.0 -55.8 -43.8 -8.8 -0.34| 7.0 -2.4 6000 14 9 327 4| 1.9 2.2 4.1| 14.6 -62.2 -47.6 -7.9 -0.33| 6.9 -2.3 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250419.00.gif