UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041600.upa.cvt Date: 0000Z 16 APR 25 Searching for VO371... Searching the city database file for: VO371 ... Date:0000Z 16 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 1002 73 27.0 24.9 88 2.1 25.4 0 0 300.0 303.7 298.5 359.2 20.16 1 1000 91 26.8 25.2 91 1.6 25.6 30 4 300.0 303.7 298.8 360.4 20.58 2 991 172 27.6 24.6 84 3.0 25.4 6 5 301.5 305.2 298.8 360.7 20.02 3 925 783 23.6 19.5 78 4.1 20.7 310 8 303.4 306.3 296.6 349.8 15.61 4 882 1197 21.4 15.4 69 6.0 17.3 304 6 305.3 307.7 295.0 342.9 12.57 5 874 1275 20.8 17.8 83 3.0 18.7 316 5 305.5 308.3 296.6 349.9 14.83 6 850 1515 18.8 17.2 90 1.6 17.7 5 3 305.8 308.6 296.6 349.9 14.68 7 771 2349 14.4 8.4 67 6.0 10.7 75 8 309.8 311.5 293.6 337.3 9.01 8 768 2382 15.0 3.0 44 12.0 8.2 77 7 310.7 311.9 291.7 329.9 6.19 9 751 2571 13.6 4.6 54 9.0 8.3 77 8 311.2 312.6 292.6 333.2 7.10 10 734 2765 13.6 -2.4 33 16.0 5.3 72 11 313.3 314.1 290.9 327.1 4.37 11 704 3116 11.2 -5.8 30 17.0 2.9 68 12 314.4 315.0 290.5 325.7 3.52 12 700 3164 11.0 -5.0 32 16.0 3.1 70 10 314.7 315.4 290.8 326.7 3.76 13 645 3839 4.2 -0.6 71 4.8 1.7 27 3 314.4 315.5 292.3 332.3 5.69 14 619 4173 2.6 -8.4 44 11.0 -2.3 309 4 316.3 316.9 290.8 326.9 3.28 15 611 4278 3.0 -15.0 25 18.0 -4.0 281 6 317.9 318.3 290.1 324.5 1.95 16 564 4924 0.0 -30.0 8 30.0 -8.2 274 23 321.8 321.9 289.9 323.8 0.56 17 526 5480 -3.5 -38.5 5 35.0 -11.1 263 25 324.0 324.1 290.3 325.0 0.26 18 500 5880 -4.7 -43.7 3 39.0 -12.2 255 27 327.3 327.3 291.1 327.9 0.16 19 478 6232 -5.3 -30.3 12 25.0 -12.0 265 28 330.8 330.9 292.6 333.2 0.64 20 417 7284 -12.7 -31.7 19 19.0 -17.2 236 17 334.5 334.6 293.6 336.9 0.65 21 400 7600 -13.3 -40.3 8 27.0 -18.4 225 15 337.7 337.8 294.0 338.8 0.28 22 391 7773 -14.3 -35.3 15 21.0 -18.8 228 19 338.6 338.7 294.4 340.5 0.48 23 359 8412 -19.7 -29.7 41 10.0 -22.0 217 19 339.7 339.9 295.1 343.1 0.91 24 325 9143 -24.1 -45.1 13 21.0 -26.9 208 17 343.5 343.5 295.4 344.3 0.21 25 300 9720 -29.1 -47.1 16 18.0 -31.1 215 19 344.4 344.4 295.6 345.1 0.18 26 250 11000 -40.1 -57.1 15 17.0 -41.1 215 12 346.4 346.5 295.9 346.7 0.07 27 232 11505 -44.5 -60.5 15 16.0 -45.2 189 12 347.2 347.3 296.1 347.5 0.05 28 200 12480 -52.9 -62.9 29 10.0 -53.2 180 16 349.0 349.0 296.4 349.2 0.04 29 195 12643 -54.3 -62.3 37 8.0 -54.5 175 17 349.3 349.3 296.5 349.5 0.04 30 192 12743 -54.3 -65.3 25 11.0 -54.5 172 17 350.9 350.9 296.8 351.0 0.03 31 167 13622 -61.9 -66.9 51 5.0 -62.0 143 22 352.5 352.5 297.2 352.6 0.03 32 152 14200 -65.9 -77.9 17 12.0 -66.0 104 17 355.2 355.2 297.7 355.2 0.01 33 150 14280 -66.5 -80.5 12 14.0 -66.6 85 16 355.5 355.5 297.8 355.5 0.00 34 100 16640 -79.7 -89.7 18 10.0 -79.7 80 37 373.7 373.7 301.2 373.7 0.00 35 91 17172 -82.9 -89.9 29 7.0 -82.9 90 31 377.6 377.6 301.9 377.6 0.00 36 80 17894 -82.3 -90.3 24 8.0 -82.3 21 19 393.0 393.0 304.2 393.0 0.00 37 73 18410 -80.7 -88.7 25 8.0 -80.7 332 10 406.8 406.8 306.1 406.8 0.00 38 72 18488 -77.5 -88.5 15 11.0 -77.6 325 9 415.2 415.2 307.2 415.2 0.00 39 70 18650 -77.7 -87.7 18 10.0 -77.7 310 6 418.2 418.2 307.5 418.2 0.00 40 65 19070 -80.9 -89.9 21 9.0 -80.9 297 10 420.1 420.1 307.7 420.1 0.00 41 50 20600 -67.1 -88.1 4 21.0 -67.3 250 22 485.4 485.4 313.9 485.4 0.00 42 40 21946 -66.1 -91.1 2 25.0 -66.4 230 20 519.9 519.9 316.3 519.9 0.00 43 35 22766 -59.7 -91.7 1 32.0 -60.5 219 19 556.8 556.8 318.5 556.8 0.00 44 30 23730 -58.9 -92.9 0 34.0 -59.9 205 18 584.1 584.1 319.9 584.1 0.00 45 29 23945 -56.1 -91.1 0 35.0 -57.6 195 20 597.5 597.5 320.5 597.5 0.00 46 29 23945 -53.7 -88.7 1 35.0 -55.6 195 20 604.1 604.1 320.8 604.1 0.01 47 24 25148 -59.3 -93.3 0 34.0 -60.5 142 31 621.4 621.4 321.6 621.4 0.00 48 23 25415 -59.3 -93.3 0 34.0 -60.6 130 33 629.0 629.0 321.9 629.0 0.00 49 22 25694 -58.7 -92.7 0 34.0 -60.1 117 36 638.8 638.8 322.3 638.9 0.00 50 22 25694 -54.9 -89.9 1 35.0 -57.0 117 36 650.2 650.2 322.7 650.2 0.01 51 21 25994 -51.9 -87.9 1 36.0 -54.8 104 38 667.9 667.9 323.3 668.0 0.01 52 20 26310 -52.9 -88.9 1 36.0 -55.6 90 41 674.3 674.3 323.6 674.3 0.01 53 18 26987 -54.5 -89.5 1 35.0 -57.1 689.8 689.8 324.1 689.9 0.01 54 14 28619 -48.5 -85.5 1 37.0 -53.5 761.6 761.6 326.3 761.7 0.02 55 13 29111 -43.9 -81.9 1 38.0 -51.1 793.8 793.8 327.1 794.2 0.04 56 10 30877 -42.9 859.4 TRP 91 17172 -82.9 -89.9 29 7.0 -82.9 90 31 377.6 377.6 301.9 377.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5789.00 m Freezing level: 564.00 mb = 4923.85 m = 16154.16 ft Wetbulb zero: 634.17 mb = 3976.36 m = 13045.64 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 48.40 % Est. max temperature: 32.84 C = 91.11 F Sfc-Lift cond lev (LCL): 972.40 mb = 339.76 m = 1114.68 ft T: 26.50 C 700-500 lapse rate: 5.78 C/km ThetaE index: 19.94 C Layer 850.0- 751.0 mb Conv cond level (CCL): 865.75 mb = 1356.97 m = 4451.95 ft Mean mixing ratio: 17.35 g/kg Conv temperature: 32.63 C = 90.74 F Cap Strength: 1.68 C Lifted Index: -3.14 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.87 C Lifted Index @700 mb: -0.68 C Showalter Index: -1.67 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.50 C Cross Totals Index: 21.90 C K Index: 24.70 Risk: 20-40 % chance of thunderstorms Sweat Index: 239.40 Risk: None Energy Index: -4.17 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1178.05 J/kg Max Up Vert Vel: 48.54 m/s Conv Inhibition (B-): 27.66 J/kg Cap Strength: 1.68 C Lift Cond Lev (LCL): 903.65 mb = 985.89 m = 3234.51 ft Lev Free Conv (LFC): 838.65 mb = 1629.90 m = 5347.39 ft Equ Level (EL): 728.65 mb = 2826.62 m = 9273.59 ft B at Equ Level: 24.14 J/kg Max Parcel Lev (MPL): 88.65 mb = 17318.79 m = 56819.50 ft Wind level data Storm motion: 319 at 9 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 73 0 0 -0.0 -0.0 | 139 9 -5.7 6.5 1 1000 91 30 4 -2.0 -3.5 | 112 8 -7.7 3.1 2 976 305 325 7 4.0 -5.7 | 115 2 -1.7 0.8 3 925 783 310 8 6.1 -5.1 | 198 1 0.5 1.4 4 911 914 295 7 6.3 -3.0 | 191 4 0.7 3.6 5 880 1219 305 6 4.9 -3.4 | 166 3 -0.8 3.1 6 850 1515 5 3 -0.3 -3.0 | 121 7 -5.9 3.5 7 849 1524 360 3 -0.0 -3.0 | 122 7 -5.7 3.5 8 819 1829 80 7 -6.9 -1.2 | 113 14 -12.6 5.3 9 790 2134 65 9 -8.2 -3.8 | 101 14 -13.8 2.7 10 762 2438 80 7 -6.9 -1.2 | 113 14 -12.6 5.3 11 710 3048 65 14 -12.7 -5.9 | 92 18 -18.4 0.6 12 700 3164 70 10 -9.4 -3.4 | 102 15 -15.1 3.1 13 658 3658 60 5 -4.3 -2.5 | 112 11 -10.0 4.0 14 634 3962 0 1 -0.0 -1.0 | 134 8 -5.7 5.5 15 611 4267 280 6 5.9 -1.0 | 182 5 0.2 5.5 16 566 4877 275 23 22.9 -2.0 | 255 18 17.2 4.5 17 500 5880 255 27 26.1 7.0 | 237 24 20.4 13.5 18 467 6401 270 29 29.0 -0.0 | 254 24 23.3 6.5 19 432 7010 245 19 17.2 8.0 | 218 19 11.5 14.5 20 400 7600 225 15 10.6 10.6 | 196 18 4.9 17.1 21 383 7925 230 22 16.9 14.1 | 208 23 11.2 20.7 22 338 8839 205 16 6.8 14.5 | 183 21 1.1 21.0 23 300 9720 215 19 10.9 15.6 | 193 23 5.2 22.1 24 299 9754 225 15 10.6 10.6 | 196 18 4.9 17.1 25 274 10363 205 12 5.1 10.9 | 178 17 -0.6 17.4 26 251 10973 230 12 9.2 7.7 | 194 15 3.5 14.2 27 250 11000 215 12 6.9 9.8 | 184 16 1.2 16.3 28 229 11582 185 12 1.0 12.0 | 166 19 -4.6 18.5 29 209 12192 210 10 5.0 8.7 | 177 15 -0.7 15.2 30 200 12480 180 16 0.0 16.0 | 166 23 -5.7 22.5 31 164 13716 140 23 -14.8 17.6 | 140 32 -20.5 24.1 32 156 14021 145 20 -11.5 16.4 | 143 29 -17.1 22.9 33 150 14280 85 16 -15.9 -1.4 | 103 22 -21.6 5.1 34 141 14630 85 16 -15.9 -1.4 | 103 22 -21.6 5.1 35 127 15240 55 19 -15.6 -10.9 | 78 22 -21.2 -4.4 36 115 15850 65 35 -31.7 -14.8 | 78 38 -37.4 -8.3 37 100 16640 80 37 -36.4 -6.4 | 90 42 -42.1 0.1 38 91 17172 90 31 -31.0 0.0 | 100 37 -36.7 6.5 39 70 18650 310 6 4.6 -3.9 | 158 3 -1.1 2.7 40 50 20600 250 22 20.7 7.5 | 227 21 15.0 14.0 41 30 23730 205 18 7.6 16.3 | 185 23 1.9 22.8 42 20 26310 90 41 -41.0 0.0 | 98 47 -46.7 6.5 Wind Parameters Mean winds (0-6000m): 289.0 at 11.5 knts Storm direction: 319.0 at 8.6 knts Shear (0-3000m) pos: 2.4 neg: 1.2 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -45.1 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -44.5 tot: -32.8 m^2/s^2 ave: -10.9 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -2.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 140.21 Bulk Shear: 8.40 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 ------------------------------------------------------------------------------- 500 330 6 112 3| 0.0 7.8 7.8| 0.7 -8.6 -7.9 -15.8 -0.29| 11.4 -3.4 1000 316 7 148 2| 0.0 3.3 3.3| 0.9 -9.4 -8.4 -8.4 -0.23| 7.6 -1.7 1500 317 6 144 2| 2.2 2.2 4.4| 0.9 -13.8 -12.8 -8.6 -0.36| 7.3 -2.6 2000 338 6 102 3| 3.5 1.7 5.2| 3.7 -23.0 -19.2 -9.6 -0.32| 7.8 -2.5 2500 7 7 89 6| 2.9 1.3 4.2| 11.7 -27.1 -15.4 -6.2 -0.25| 7.0 -1.8 3000 31 7 91 10| 2.4 1.2 3.6| 11.7 -44.5 -32.8 -10.9 -0.32| 6.7 -2.2 4000 41 7 97 10| 1.8 2.0 3.8| 35.5 -44.5 -9.0 -2.2 -0.09| 7.0 -0.7 5000 347 9 65 4| 1.4 3.9 5.3| 63.4 -50.5 12.9 2.6 0.10| 8.0 0.8 6000 289 12 242 6| 1.2 3.6 4.7| 80.9 -83.0 -2.1 -0.3 0.06| 7.6 0.4 Wrote GIF file: /home/apache/climate/data/raob//VO371/skewt/VO371.skewt.20250416.00.gif