UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041512.upa.cvt Date: 1200Z 15 APR 25 Searching for SP516... Searching the city database file for: SP516 ... Date:1200Z 15 APR 25 Station: SP516 WMO ident: 84516 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 108 170 5 SFC 998 125 18.2 17.2 94 1.0 17.5 170 5 291.5 293.7 290.8 326.7 12.46 2 957 484 15.6 15.6 100 0.0 15.6 167 7 292.4 294.5 290.5 325.7 11.72 3 943 609 16.0 15.9 99 0.1 16.0 166 8 294.0 296.2 291.3 328.7 12.13 4 940 637 18.0 15.5 85 2.5 16.4 166 8 296.3 298.5 291.9 330.6 11.86 5 925 775 19.2 14.8 76 4.4 16.3 165 9 298.9 301.0 292.4 332.5 11.52 6 918 840 19.6 14.9 74 4.7 16.5 163 8 300.0 302.1 292.9 334.2 11.68 7 850 1504 19.4 14.6 74 4.8 16.2 145 3 306.5 308.8 295.2 343.7 12.39 8 830 1709 20.0 10.0 53 10.0 13.6 145 4 309.2 311.0 293.7 337.7 9.33 9 775 2298 17.6 6.6 48 11.0 10.9 145 8 312.7 314.2 293.6 337.3 7.91 10 725 2866 14.8 5.8 55 9.0 9.3 145 11 315.7 317.2 294.5 340.8 8.00 11 700 3162 12.2 5.2 62 7.0 8.0 145 13 316.0 317.5 294.6 341.0 7.95 12 500 5900 -5.9 -6.0 99 0.1 -6.0 75 6 325.8 326.8 294.8 342.0 4.89 13 490 6058 -7.1 -7.2 99 0.1 -7.1 74 6 326.3 327.2 294.7 341.4 4.55 14 483 6170 -5.9 -12.9 58 7.0 -8.8 73 6 329.1 329.7 294.1 339.1 2.93 15 427 7122 -13.1 -14.7 88 1.6 -13.7 68 5 331.7 332.3 294.7 341.6 2.87 16 419 7266 -12.5 -18.5 61 6.0 -14.6 67 4 334.3 334.7 294.7 341.8 2.12 17 400 7620 -13.7 -26.7 33 13.0 -17.3 65 4 337.2 337.4 294.6 341.1 1.08 18 399 7639 -13.7 -26.7 33 13.0 -17.3 65 4 337.4 337.6 294.7 341.4 1.08 19 360 8410 -19.1 -33.1 28 14.0 -22.1 67 4 340.3 340.4 295.0 342.8 0.65 20 300 9730 -31.3 -34.5 73 3.2 -31.8 70 5 341.3 341.4 295.3 343.9 0.68 21 292 9921 -32.9 -35.5 77 2.6 -33.3 67 8 341.6 341.8 295.3 344.1 0.64 22 289 9994 -33.3 -35.0 85 1.7 -33.6 66 9 342.1 342.2 295.4 344.7 0.68 23 274 10367 -36.1 -39.1 74 3.0 -36.5 60 15 343.3 343.4 295.6 345.1 0.47 24 273 10392 -36.1 -43.1 48 7.0 -36.8 60 16 343.6 343.7 295.5 344.9 0.31 25 260 10730 -37.7 -52.7 19 15.0 -38.8 54 21 346.1 346.1 295.8 346.6 0.11 26 250 11000 -39.9 -55.9 17 16.0 -40.8 50 26 346.7 346.8 296.0 347.1 0.08 27 232 11505 -43.9 -62.9 10 19.0 -44.6 47 27 348.2 348.2 296.3 348.3 0.03 28 215 12009 -48.5 -57.5 34 9.0 -48.8 43 29 348.7 348.7 296.4 349.0 0.08 29 206 12288 -50.5 -58.5 38 8.0 -50.8 41 29 349.8 349.8 296.7 350.1 0.07 30 201 12448 -51.5 -67.5 13 16.0 -51.8 40 30 350.7 350.7 296.8 350.8 0.02 31 200 12480 -51.7 -67.7 13 16.0 -52.1 40 30 350.9 350.9 296.8 351.0 0.02 32 193 12711 -53.7 -63.7 28 10.0 -53.9 28 28 351.3 351.3 297.0 351.5 0.04 33 179 13193 -57.1 -75.1 8 18.0 -57.3 3 22 353.4 353.4 297.4 353.4 0.01 34 160 13895 -63.1 -73.1 25 10.0 -63.2 326 14 354.8 354.8 297.7 354.8 0.01 35 150 14290 -66.5 -77.5 20 11.0 -66.6 305 10 355.5 355.5 297.8 355.6 0.01 36 138 14789 -71.1 -79.1 30 8.0 -71.1 338 9 356.0 356.0 297.9 356.0 0.01 37 101 16584 -82.5 -88.5 35 6.0 -82.5 101 5 367.3 367.3 300.1 367.3 0.00 38 100 16640 -82.3 -88.3 35 6.0 -82.3 105 5 368.7 368.7 300.4 368.7 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 565.19 mb = 5007.50 m = 16428.62 ft Wetbulb zero: 585.43 mb = 4616.41 m = 15145.53 ft Precipitable water: 1.87 inches Sfc-500 mean rel hum: 73.81 % Est. max temperature: 33.41 C = 92.14 F Sfc-Lift cond lev (LCL): 983.60 mb = 249.47 m = 818.45 ft T: 17.30 C 700-500 lapse rate: 6.61 C/km ThetaE index: 6.40 C Layer 830.0- 725.0 mb Conv cond level (CCL): 962.12 mb = 438.24 m = 1437.79 ft Mean mixing ratio: 11.90 g/kg Conv temperature: 18.98 C = 66.16 F Cap Strength: 9.14 C Lifted Index: 5.45 C Risk: None Lifted Index @300 mb: 9.14 C Lifted Index @700 mb: 7.96 C Showalter Index: -0.59 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.30 C Cross Totals Index: 20.50 C K Index: 32.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 187.20 Risk: None Energy Index: -0.31 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.66 J/kg Max Up Vert Vel: 10.26 m/s Conv Inhibition (B-): 6592.38 J/kg Cap Strength: 9.11 C Lift Cond Lev (LCL): 918.01 mb = 840.41 m = 2757.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 166 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 ---------------------------------------------------------- 0 998 125 170 5 -0.9 4.9 | 332 1 0.6 -1.1 1 925 775 165 9 -2.3 8.7 | 162 3 -0.9 2.7 2 850 1504 145 3 -1.7 2.5 | 4 4 -0.3 -3.6 3 700 3162 145 13 -7.5 10.6 | 128 8 -6.0 4.6 4 500 5900 75 6 -5.8 -1.6 | 30 9 -4.3 -7.6 5 400 7620 65 4 -3.6 -1.7 | 16 8 -2.2 -7.7 6 300 9730 70 5 -4.7 -1.7 | 23 8 -3.2 -7.7 7 250 11000 50 26 -19.9 -16.7 | 39 29 -18.5 -22.8 8 200 12480 40 30 -19.3 -23.0 | 32 34 -17.8 -29.0 9 150 14290 305 10 8.2 -5.7 | 321 15 9.6 -11.8 10 100 16640 105 5 -4.8 1.3 | 35 6 -3.4 -4.7 Wind Parameters Mean winds (0-6000m): 136.5 at 8.3 knts Storm direction: 166.5 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.5 tot: 1.5 10-3/s Storm rel Dir Shear (0-3000m): 154.7 deg Storm rel helicity (0-3000m) pos: 5.8 neg: -2.3 tot: 3.5 m^2/s^2 ave: 1.2 10^-3 m/s^2 rel: 0.01 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 21.67 Bulk Shear: 2.43 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 ------------------------------------------------------------------------------- 500 167 7 184 0| 0.0 3.2 3.2| 0.0 -0.2 -0.2 -0.4 -0.47| 3.4 -1.6 1000 165 7 154 1| 0.0 0.9 0.9| 0.0 -1.3 -1.3 -1.3 -0.60| 3.6 -2.1 1500 163 6 79 0| 0.0 0.8 0.8| 0.4 -2.3 -2.0 -1.3 -0.54| 3.7 -2.0 2000 159 6 57 1| 0.0 0.8 0.8| 2.2 -2.3 -0.2 -0.1 -0.22| 3.5 -0.8 2500 155 6 81 1| 0.0 1.2 1.2| 4.0 -2.3 1.7 0.7 -0.05| 3.4 -0.2 3000 153 7 102 2| 0.0 1.5 1.5| 5.8 -2.3 3.5 1.2 0.01| 3.4 0.1 4000 146 8 106 3| 0.0 1.1 1.1| 5.8 -13.3 -7.5 -1.9 -0.21| 3.3 -0.7 5000 140 9 98 4| 0.0 0.9 0.9| 5.8 -23.5 -17.7 -3.5 -0.33| 3.1 -1.0 6000 136 8 90 4| 0.0 0.7 0.7| 5.8 -31.3 -25.5 -4.2 -0.40| 2.9 -1.2 Wrote GIF file: /home/apache/climate/data/raob//SP516/skewt/SP516.skewt.20250415.12.gif