UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042012.upa.cvt Date: 1200Z 20 APR 25 Searching for OI738... Searching the city database file for: OI738 ... Date:1200Z 20 APR 25 Station: OI738 WMO ident: 40738 ------------------------------------------------------------------------------- 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 1017 -10 25.0 11.0 41 14.0 16.4 60 4 296.7 298.2 288.8 320.4 8.12 1 1010 50 22.4 8.4 41 14.0 14.2 74 4 294.7 295.9 286.9 314.6 6.85 2 1000 136 21.4 8.4 43 13.0 13.8 95 4 294.5 295.8 286.9 314.6 6.92 3 938 686 16.4 7.4 55 9.0 11.3 38 5 294.9 296.1 287.1 314.9 6.90 4 925 805 15.6 5.6 51 10.0 10.0 25 5 295.3 296.4 286.5 313.2 6.17 5 899 1046 13.4 3.4 51 10.0 8.1 20 4 295.4 296.4 285.8 311.3 5.43 6 877 1254 13.8 -2.2 33 16.0 6.1 16 4 297.9 298.6 284.9 309.1 3.71 7 850 1517 12.2 -4.8 30 17.0 4.4 10 3 298.9 299.5 284.7 308.5 3.14 8 841 1606 11.8 -5.2 30 17.0 4.1 5 4 299.4 300.0 284.9 308.8 3.08 9 700 3106 -1.1 -10.1 50 9.0 -4.6 285 14 301.3 301.7 284.9 309.1 2.53 10 623 4021 -8.5 -12.5 73 4.0 -9.9 287 21 303.0 303.4 285.4 310.3 2.35 11 617 4095 -8.9 -13.9 67 5.0 -10.6 287 22 303.4 303.8 285.3 310.0 2.11 12 612 4158 -8.9 -19.9 41 11.0 -12.0 287 22 304.1 304.3 284.7 308.3 1.29 13 587 4480 -10.7 -30.7 18 20.0 -14.7 288 24 305.6 305.7 284.3 307.4 0.50 14 500 5690 -19.7 -23.4 72 3.7 -20.5 290 34 309.0 309.2 286.4 312.9 1.16 15 495 5765 -20.3 -23.7 74 3.4 -21.1 291 35 309.2 309.4 286.4 313.0 1.14 16 474 6086 -21.7 -40.7 16 19.0 -24.1 294 38 311.3 311.3 286.1 312.1 0.23 17 426 6868 -27.1 -31.0 69 3.9 -27.7 301 45 314.1 314.2 287.6 316.4 0.68 18 400 7320 -30.7 -35.5 63 4.8 -31.3 305 50 315.1 315.2 287.6 316.7 0.46 19 342 8415 -39.1 -49.1 34 10.0 -39.7 297 48 318.1 318.1 288.3 318.6 0.13 20 300 9300 -47.1 -54.1 45 7.0 -47.3 290 46 319.0 319.0 288.5 319.3 0.08 21 280 9755 -51.1 -56.0 56 4.9 -51.2 292 46 319.6 319.6 288.7 319.8 0.07 22 250 10490 -53.9 -62.9 32 9.0 -54.1 295 46 325.9 325.9 290.6 326.1 0.03 23 248 10541 -53.9 -62.9 32 9.0 -54.1 295 46 326.7 326.7 290.8 326.8 0.03 24 206 11738 -51.1 -72.1 6 21.0 -51.5 286 50 348.9 348.9 296.4 348.9 0.01 25 204 11801 -51.1 -64.1 20 13.0 -51.4 286 51 349.9 349.9 296.6 350.0 0.03 26 200 11930 -50.7 -64.7 17 14.0 -51.1 285 51 352.5 352.5 297.2 352.6 0.03 27 196 12062 -50.3 -64.3 18 14.0 -50.7 284 51 355.2 355.2 297.8 355.3 0.03 28 150 13800 -54.1 -72.1 9 18.0 -54.5 275 44 376.9 376.9 301.8 376.9 0.02 29 143 14108 -55.1 -74.1 8 19.0 -55.5 275 42 380.3 380.3 302.3 380.4 0.01 30 104 16118 -63.3 -86.3 3 23.0 -63.5 275 29 400.9 400.9 305.3 400.9 0.00 31 100 16360 -64.5 -87.5 3 23.0 -64.7 275 27 403.1 403.1 305.6 403.1 0.00 32 97 16547 -64.9 -88.9 2 24.0 -65.1 275 27 405.9 405.9 306.0 405.9 0.00 33 84 17427 -65.1 -90.1 2 25.0 -65.3 277 25 422.5 422.5 308.0 422.5 0.00 34 79 17803 -63.7 -89.7 2 26.0 -63.9 278 24 432.9 432.9 309.1 432.9 0.00 35 72 18376 -62.3 -88.3 2 26.0 -62.6 280 22 447.5 447.5 310.6 447.5 0.00 36 70 18550 -63.1 -88.1 2 25.0 -63.4 280 22 449.4 449.4 310.8 449.4 0.00 37 66 18914 -64.5 -89.5 2 25.0 -64.7 268 19 454.0 454.0 311.2 454.0 0.00 38 61 19401 -62.7 -87.7 2 25.0 -63.0 251 16 468.3 468.3 312.5 468.3 0.00 39 56 19930 -64.3 -88.3 2 24.0 -64.6 234 12 476.3 476.3 313.1 476.3 0.00 40 50 20630 -63.3 -87.3 2 24.0 -63.7 210 7 494.3 494.3 314.5 494.3 0.00 41 30 23850 -55.9 -81.9 2 26.0 -57.3 250 7 592.2 592.3 320.3 592.4 0.02 42 20 26460 -51.3 -77.3 3 26.0 -54.4 225 13 679.1 679.2 323.7 679.6 0.05 43 14 28795 -47.9 -73.9 3 26.0 -52.9 763.6 763.7 326.3 764.8 0.12 TRP 250 10490 -53.9 -62.9 32 9.0 -54.1 295 46 325.9 325.9 290.6 326.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5554.00 m Freezing level: 712.02 mb = 2978.10 m = 9770.55 ft Wetbulb zero: 774.49 mb = 2279.44 m = 7478.39 ft Precipitable water: 0.71 inches Sfc-500 mean rel hum: 45.75 % Est. max temperature: 26.59 C = 79.85 F Sfc-Lift cond lev (LCL): 827.68 mb = 1736.57 m = 5697.34 ft T: 10.68 C 700-500 lapse rate: 7.20 C/km ThetaE index: 6.43 C Layer 925.0- 841.0 mb Conv cond level (CCL): 753.56 mb = 2503.35 m = 8213.00 ft Mean mixing ratio: 6.82 g/kg Conv temperature: 28.90 C = 84.03 F Cap Strength: 4.59 C Lifted Index: -0.27 C Risk: Thunderstorms probable Lifted Index @300 mb: 3.39 C Lifted Index @700 mb: 0.81 C Showalter Index: 3.60 C Risk: None Total Totals Index: 46.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 31.90 C Cross Totals Index: 14.90 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 40.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.04 J/kg Max Up Vert Vel: 7.35 m/s Conv Inhibition (B-): 220.76 J/kg Cap Strength: 4.59 C Lift Cond Lev (LCL): 818.06 mb = 1832.12 m = 6010.81 ft Lev Free Conv (LFC): 663.06 mb = 3531.46 m = 11586.01 ft Equ Level (EL): 483.06 mb = 5945.98 m = 19507.58 ft B at Equ Level: 25.03 J/kg Max Parcel Lev (MPL): 443.06 mb = 6580.35 m = 21588.81 ft Wind level data Storm motion: 323 at 12 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 1017 -10 60 4 -3.5 -2.0 | 125 13 -10.6 7.5 1 1000 136 95 4 -4.0 0.3 | 132 15 -11.1 9.8 2 925 805 25 5 -2.1 -4.5 | 118 10 -9.2 5.0 3 850 1517 10 3 -0.5 -3.0 | 131 10 -7.6 6.5 4 700 3106 285 14 13.5 -3.6 | 228 9 6.4 5.9 5 500 5690 290 34 31.9 -11.6 | 275 25 24.9 -2.1 6 400 7320 305 50 41.0 -28.7 | 300 39 33.9 -19.2 7 300 9300 290 46 43.2 -15.7 | 280 37 36.1 -6.2 8 250 10490 295 46 41.7 -19.4 | 286 36 34.6 -9.9 9 200 11930 285 51 49.3 -13.2 | 275 42 42.2 -3.7 10 150 13800 275 44 43.8 -3.8 | 261 37 36.7 5.7 11 100 16360 275 27 26.9 -2.4 | 250 21 19.8 7.1 12 70 18550 280 22 21.7 -3.8 | 249 16 14.6 5.7 13 50 20630 210 7 3.5 6.1 | 167 16 -3.6 15.6 14 30 23850 250 7 6.6 2.4 | 178 12 -0.5 11.9 15 20 26460 225 13 9.2 9.2 | 186 19 2.1 18.7 Wind Parameters Mean winds (0-6000m): 293.3 at 15.8 knts Storm direction: 323.3 at 11.9 knts Shear (0-3000m) pos: 0.0 neg: 2.7 tot: 2.7 10-3/s Storm rel Dir Shear (0-3000m): 102.4 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -12.3 tot: 2.4 m^2/s^2 ave: 0.8 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 4.2 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.55 Bulk Shear: 49.27 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 76 4 127 14| 0.0 0.6 0.6| 4.3 -6.5 -2.2 -4.5 -0.13| 4.6 -0.6 1000 52 4 122 13| 0.0 1.5 1.5| 5.7 -9.5 -3.8 -3.8 -0.13| 4.0 -0.5 1500 40 4 122 12| 0.0 1.1 1.1| 9.8 -9.5 0.3 0.2 0.06| 3.2 0.2 2000 27 4 122 11| 0.0 1.7 1.7| 9.8 -12.3 -2.4 -1.2 -0.05| 3.4 -0.2 2500 4 5 121 9| 0.0 2.3 2.3| 11.8 -12.3 -0.4 -0.2 0.09| 3.8 0.4 3000 332 6 134 6| 0.0 2.7 2.7| 14.7 -12.3 2.4 0.8 0.20| 4.2 0.9 4000 302 9 184 5| 0.5 2.6 3.1| 28.7 -12.3 16.4 4.1 0.30| 4.3 1.3 5000 295 12 222 6| 1.2 2.1 3.3| 46.2 -12.3 33.9 6.8 0.34| 4.2 1.4 6000 293 16 246 8| 1.7 1.7 3.4| 76.3 -12.3 64.0 10.7 0.38| 4.3 1.6 Wrote GIF file: /home/apache/climate/data/raob//OI738/skewt/OI738.skewt.20250420.12.gif