UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043000.upa.cvt Date: 0000Z 30 APR 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 30 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 1000 79 26.0 24.3 90 1.7 24.7 0 0 299.1 302.7 297.9 356.1 19.47 1 925 760 23.8 20.3 81 3.5 21.3 250 5 303.6 306.7 297.1 352.4 16.42 2 850 1498 18.8 18.4 98 0.4 18.5 255 4 305.8 308.8 297.4 353.4 15.86 3 700 3151 11.0 5.0 66 6.0 7.4 75 13 314.7 316.2 294.1 339.2 7.84 4 500 5890 -4.3 -10.3 63 6.0 -7.0 100 10 327.8 328.5 294.2 339.6 3.49 5 400 7610 -14.3 -24.3 42 10.0 -17.2 60 10 336.4 336.7 294.6 341.3 1.34 6 300 9730 -30.1 -43.1 27 13.0 -31.7 60 18 343.0 343.0 295.3 344.1 0.28 7 250 11000 -39.7 -46.7 47 7.0 -40.3 10 4 347.0 347.1 296.2 348.0 0.23 8 200 12490 -51.9 -64.9 20 13.0 -52.2 155 5 350.6 350.6 296.8 350.7 0.03 9 150 14280 -67.3 -77.3 23 10.0 -67.4 150 10 354.2 354.2 297.5 354.2 0.01 10 100 16630 -79.1 -86.1 31 7.0 -79.1 125 6 374.9 374.9 301.4 374.9 0.00 11 82 17750 -83.3 -90.3 28 7.0 -83.3 290 13 388.2 388.2 303.5 388.2 0.00 12 76 18173 -84.1 -90.1 34 6.0 -84.1 326 16 395.1 395.1 304.5 395.1 0.00 13 74 18323 -79.7 -88.7 21 9.0 -79.7 339 18 407.4 407.4 306.2 407.4 0.00 14 70 18640 -78.7 -87.7 22 9.0 -78.7 5 20 416.0 416.0 307.2 416.0 0.00 15 69 18722 -78.9 -86.9 26 8.0 -78.9 1 20 417.3 417.3 307.4 417.3 0.00 16 69 18722 -78.9 -86.9 26 8.0 -78.9 1 20 417.3 417.3 307.4 417.3 0.00 17 68 18806 -74.5 -86.5 14 12.0 -74.6 357 21 428.5 428.5 308.7 428.6 0.00 18 61 19437 -75.3 -87.3 14 12.0 -75.3 328 23 440.3 440.3 309.9 440.3 0.00 19 57 19835 -70.5 -88.5 5 18.0 -70.6 310 25 459.8 459.8 311.8 459.8 0.00 20 51 20493 -72.3 -90.3 5 18.0 -72.4 280 28 470.4 470.4 312.7 470.5 0.00 21 50 20610 -69.7 -90.7 3 21.0 -69.9 275 28 479.2 479.2 313.4 479.2 0.00 22 49 20731 -69.3 -90.3 3 21.0 -69.5 270 27 483.0 483.0 313.7 483.0 0.00 23 44 21375 -68.5 -91.5 2 23.0 -68.7 245 23 500.0 500.0 314.9 500.0 0.00 24 41 21804 -63.7 -90.7 1 27.0 -64.1 228 20 522.2 522.2 316.4 522.2 0.00 25 34 22970 -57.7 -91.7 1 34.0 -58.7 184 12 566.7 566.7 319.0 566.7 0.00 26 30 23760 -57.9 -91.9 1 34.0 -59.1 155 7 586.8 586.8 320.0 586.8 0.00 27 28 24195 -59.5 -93.5 0 34.0 -60.6 143 15 594.0 594.0 320.3 594.1 0.00 28 21 26031 -51.9 -87.9 1 36.0 -54.8 93 47 667.9 667.9 323.3 668.0 0.01 29 20 26350 -48.9 -85.9 1 37.0 -52.7 85 52 686.5 686.5 324.0 686.6 0.01 30 15 28240 -48.7 -85.7 1 37.0 -53.4 746.0 746.0 325.8 746.2 0.02 31 11 30313 -41.3 -80.3 1 39.0 -50.4 842.1 842.1 328.2 842.7 0.06 TRP 82 17750 -83.3 -90.3 28 7.0 -83.3 290 13 388.2 388.2 303.5 388.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5810.61 m Freezing level: 556.21 mb = 5120.22 m = 16798.40 ft Wetbulb zero: 596.87 mb = 4448.45 m = 14594.48 ft Precipitable water: 2.29 inches Sfc-500 mean rel hum: 74.87 % Est. max temperature: 32.69 C = 90.84 F Sfc-Lift cond lev (LCL): 976.04 mb = 291.08 m = 954.96 ft T: 25.32 C 700-500 lapse rate: 5.59 C/km ThetaE index: 14.20 C Layer 700.0- 500.0 mb Conv cond level (CCL): 873.73 mb = 1257.68 m = 4126.19 ft Mean mixing ratio: 17.53 g/kg Conv temperature: 31.98 C = 89.57 F Cap Strength: 1.86 C Lifted Index: -2.74 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.81 C Lifted Index @700 mb: -0.62 C Showalter Index: -2.50 C Risk: Severe thunderstorms possible Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 22.70 C K Index: 35.50 Risk: > 80 % chance of thunderstorms Sweat Index: 238.80 Risk: None Energy Index: -2.72 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1058.20 J/kg Max Up Vert Vel: 46.00 m/s Conv Inhibition (B-): 28.02 J/kg Cap Strength: 1.86 C Lift Cond Lev (LCL): 913.12 mb = 872.85 m = 2863.63 ft Lev Free Conv (LFC): 818.12 mb = 1823.48 m = 5982.49 ft Equ Level (EL): 148.12 mb = 14353.19 m = 47089.95 ft B at Equ Level: 1042.21 J/kg Max Parcel Lev (MPL): 88.12 mb = 17344.08 m = 56902.47 ft Wind level data Storm motion: 117 at 5 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 1000 79 0 0 -0.0 -0.0 | 297 5 4.4 -2.2 1 1000 74 0 0 -0.0 -0.0 | 297 5 4.4 -2.2 2 974 305 270 2 2.0 -0.0 | 289 7 6.4 -2.2 3 941 610 255 6 5.8 1.6 | 274 10 10.2 -0.7 4 925 760 250 5 4.7 1.7 | 273 9 9.1 -0.5 5 909 914 260 6 5.9 1.0 | 277 10 10.4 -1.2 6 878 1219 230 3 2.3 1.9 | 273 7 6.7 -0.3 7 850 1498 255 4 3.9 1.0 | 278 8 8.3 -1.2 8 847 1524 255 4 3.9 1.0 | 278 8 8.3 -1.2 9 818 1829 5 2 -0.2 -2.0 | 315 6 4.3 -4.2 10 734 2743 75 8 -7.7 -2.1 | 37 5 -3.3 -4.3 11 709 3048 80 12 -11.8 -2.1 | 60 9 -7.4 -4.3 12 700 3151 75 13 -12.6 -3.4 | 55 10 -8.1 -5.6 13 683 3353 70 13 -12.2 -4.4 | 49 10 -7.8 -6.7 14 634 3962 115 6 -5.4 2.5 | 107 1 -1.0 0.3 15 588 4572 65 6 -5.4 -2.5 | 12 5 -1.0 -4.8 16 506 5791 115 9 -8.2 3.8 | 113 4 -3.7 1.6 17 500 5890 100 10 -9.8 1.7 | 85 5 -5.4 -0.5 18 487 6096 90 10 -10.0 0.0 | 68 6 -5.6 -2.2 19 450 6706 55 9 -7.4 -5.2 | 22 8 -2.9 -7.4 20 416 7315 35 10 -5.7 -8.2 | 7 10 -1.3 -10.4 21 400 7610 60 10 -8.7 -5.0 | 30 8 -4.2 -7.2 22 368 8230 75 8 -7.7 -2.1 | 37 5 -3.3 -4.3 23 339 8839 60 22 -19.1 -11.0 | 48 20 -14.6 -13.2 24 300 9730 60 18 -15.6 -9.0 | 45 16 -11.1 -11.2 25 286 10058 60 16 -13.9 -8.0 | 43 14 -9.4 -10.2 26 262 10668 35 10 -5.7 -8.2 | 7 10 -1.3 -10.4 27 251 10973 355 7 0.6 -7.0 | 331 11 5.1 -9.2 28 250 11000 10 4 -0.7 -3.9 | 329 7 3.8 -6.2 29 229 11582 315 5 3.5 -3.5 | 306 10 8.0 -5.8 30 219 11887 350 2 0.3 -2.0 | 311 6 4.8 -4.2 31 209 12192 35 5 -2.9 -4.1 | 346 7 1.6 -6.3 32 200 12490 155 5 -2.1 4.5 | 225 3 2.3 2.3 33 200 12497 115 4 -3.6 1.7 | 303 1 0.8 -0.5 34 190 12802 150 5 -2.5 4.3 | 223 3 1.9 2.1 35 172 13411 120 4 -3.5 2.0 | 283 1 1.0 -0.2 36 150 14280 150 10 -5.0 8.7 | 175 6 -0.6 6.4 37 141 14630 170 8 -1.4 7.9 | 208 6 3.1 5.7 38 134 14935 135 11 -7.8 7.8 | 149 6 -3.3 5.6 39 121 15545 170 8 -1.4 7.9 | 208 6 3.1 5.7 40 114 15850 160 4 -1.4 3.8 | 244 3 3.1 1.5 41 109 16154 105 5 -4.8 1.3 | 22 1 -0.4 -0.9 42 103 16459 150 11 -5.5 9.5 | 172 7 -1.1 7.3 43 100 16630 125 6 -4.9 3.4 | 159 1 -0.5 1.2 44 98 16764 170 8 -1.4 7.9 | 208 6 3.1 5.7 45 82 17750 290 13 12.2 -4.4 | 292 18 16.7 -6.7 46 70 18640 5 20 -1.7 -19.9 | 353 22 2.7 -22.2 47 50 20610 275 28 27.9 -2.4 | 278 33 32.3 -4.7 48 30 23760 155 7 -3.0 6.3 | 200 4 1.5 4.1 49 20 26350 85 52 -51.8 -4.5 | 82 48 -47.4 -6.8 Wind Parameters Mean winds (0-6000m): 86.6 at 6.6 knts Storm direction: 116.6 at 5.0 knts Shear (0-3000m) pos: 2.8 neg: 0.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 121.3 deg Storm rel helicity (0-3000m) pos: 31.5 neg: -9.0 tot: 22.5 m^2/s^2 ave: 7.5 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.3 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 94.97 Bulk Shear: 11.14 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 ------------------------------------------------------------------------------- 500 262 3 285 7| 0.0 5.8 5.8| 0.4 -6.6 -6.3 -12.5 -0.49| 6.3 -3.1 1000 256 4 279 8| 0.0 2.3 2.3| 1.4 -9.0 -7.6 -7.6 -0.36| 5.0 -1.8 1500 254 4 278 8| 0.8 1.5 2.3| 6.1 -9.0 -2.9 -1.9 -0.10| 4.8 -0.5 2000 262 4 282 8| 1.9 1.1 3.1| 16.6 -9.0 7.6 3.8 0.21| 5.2 1.1 2500 279 4 289 9| 2.3 0.9 3.2| 24.2 -9.0 15.2 6.1 0.36| 5.1 1.8 3000 48 5 351 6| 2.8 0.8 3.6| 31.5 -9.0 22.5 7.5 0.43| 5.4 2.3 4000 77 6 24 4| 1.2 0.6 1.8| 37.9 -12.4 25.5 6.4 0.35| 5.6 2.0 5000 78 6 25 4| 1.2 0.5 1.7| 40.8 -14.4 26.4 5.3 0.30| 5.2 1.6 6000 87 7 40 3| 1.1 0.4 1.6| 45.1 -19.3 25.8 4.3 0.27| 5.1 1.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250430.00.gif