UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051412.upa.cvt Date: 1200Z 14 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 14 MAY 25 Station: DRRN WMO ident: 61052 Latitude: 13.48 Longitude: 2.17 Elevation: 227.00 ------------------------------------------------------------------------------- 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 77 SFC 983 227 37.4 18.4 33 19.0 23.8 250 13 312.1 314.7 297.5 354.1 13.67 2 971 341 34.8 17.8 37 17.0 22.7 257 14 310.6 313.1 296.9 351.2 13.32 3 925 784 30.2 16.2 43 14.0 20.5 225 17 310.2 312.6 296.3 348.7 12.62 4 872 1307 25.0 17.0 61 8.0 19.4 250 15 310.1 312.7 297.3 353.1 14.12 5 867 1357 24.8 16.8 61 8.0 19.2 252 15 310.4 313.0 297.3 353.1 14.02 6 859 1439 24.0 16.0 61 8.0 18.4 256 15 310.4 312.9 296.9 351.4 13.43 7 850 1531 24.8 14.8 54 10.0 17.9 260 15 312.1 314.5 296.8 350.7 12.55 8 839 1645 25.6 11.6 42 14.0 16.3 290 11 314.1 316.1 295.7 346.1 10.28 9 754 2574 19.4 -1.6 24 21.0 8.0 101 17 317.2 318.0 292.2 331.7 4.51 10 700 3207 13.6 -3.4 31 17.0 4.8 115 22 317.5 318.4 292.0 331.3 4.25 11 663 3660 9.4 -6.6 32 16.0 1.7 115 25 317.8 318.5 291.5 329.2 3.52 12 648 3849 7.8 -8.2 31 16.0 0.4 112 26 318.1 318.7 291.3 328.5 3.18 13 600 4476 1.8 -10.2 41 12.0 -3.4 105 31 318.2 318.8 291.1 327.8 2.93 14 587 4652 0.0 -11.0 43 11.0 -4.6 105 31 318.1 318.6 291.0 327.4 2.81 15 560 5027 -3.7 -11.7 54 8.0 -7.0 107 32 318.1 318.6 290.9 327.2 2.79 16 555 5097 -4.1 -13.1 50 9.0 -7.6 108 32 318.4 318.9 290.7 326.7 2.51 17 546 5227 -3.3 -27.3 14 24.0 -9.9 110 32 320.8 321.0 289.8 323.5 0.75 18 511 5749 -5.1 -46.1 2 41.0 -12.5 117 32 324.8 324.8 290.3 325.3 0.12 19 502 5889 -4.7 -51.7 1 47.0 -12.4 120 32 326.9 326.9 290.9 327.2 0.06 20 500 5920 -4.5 -51.5 1 47.0 -12.3 120 32 327.6 327.6 291.1 327.8 0.07 21 497 5967 -4.5 -51.5 1 47.0 -12.3 120 32 328.1 328.1 291.3 328.4 0.07 22 400 7640 -16.3 -56.3 2 40.0 -21.0 120 30 333.8 333.8 292.8 334.0 0.05 23 396 7716 -16.7 -55.7 2 39.0 -21.2 116 29 334.2 334.3 292.9 334.5 0.05 24 387 7888 -17.7 -56.7 2 39.0 -22.1 108 26 335.1 335.1 293.2 335.3 0.05 25 364 8345 -19.7 -55.7 3 36.0 -23.7 86 19 338.4 338.4 294.0 338.6 0.06 26 300 9750 -30.9 -60.9 4 30.0 -32.9 360 18 341.8 341.8 294.8 342.0 0.04 27 250 11010 -41.7 -61.7 10 20.0 -42.5 355 29 344.1 344.1 295.3 344.2 0.04 28 239 11315 -43.7 -62.7 10 19.0 -44.4 345 27 345.5 345.5 295.7 345.7 0.03 29 200 12490 -53.1 -64.1 25 11.0 -53.4 305 19 348.7 348.7 296.4 348.8 0.03 30 156 14043 -65.5 -71.5 43 6.0 -65.5 249 17 353.3 353.3 297.4 353.3 0.02 31 150 14280 -67.5 -73.5 42 6.0 -67.5 240 17 353.8 353.8 297.4 353.9 0.01 32 137 14819 -71.7 -78.7 34 7.0 -71.8 256 20 355.7 355.7 297.8 355.7 0.01 33 113 15935 -77.5 -82.2 47 4.7 -77.5 287 24 365.0 365.0 299.7 365.0 0.00 34 101 16574 -79.5 -85.5 36 6.0 -79.5 304 26 373.1 373.1 301.1 373.1 0.00 35 100 16630 -79.5 -85.5 36 6.0 -79.5 305 26 374.1 374.1 301.3 374.1 0.00 36 96 16863 -79.7 -85.7 36 6.0 -79.7 283 23 378.1 378.1 301.9 378.1 0.00 37 86 17485 -82.1 -86.0 51 3.9 -82.1 225 14 385.4 385.4 303.1 385.4 0.00 38 82 17752 -83.5 -87.7 48 4.2 -83.5 199 10 387.8 387.8 303.5 387.8 0.00 39 81 17820 -83.7 -88.2 45 4.5 -83.7 193 9 388.7 388.7 303.6 388.8 0.00 40 70 18660 -71.1 -80.1 25 9.0 -71.2 0 0 432.3 432.3 309.1 432.3 0.01 41 69 18744 -70.3 -79.3 25 9.0 -70.4 354 1 435.8 435.8 309.4 435.8 0.01 42 51 20541 -65.7 -79.7 13 14.0 -66.0 228 12 485.9 485.9 313.9 486.0 0.01 43 50 20660 -65.7 -79.7 13 14.0 -66.0 220 13 488.7 488.7 314.1 488.7 0.01 44 30 23861 -55.7 -78.7 4 23.0 -57.1 178 22 592.8 592.8 320.3 593.0 0.03 45 22 25847 -55.3 -77.3 5 22.0 -57.2 114 31 649.0 649.0 322.7 649.3 0.05 46 22 25847 -55.9 -77.9 5 22.0 -57.7 114 31 647.2 647.2 322.6 647.5 0.04 47 21 26145 -54.5 -77.5 4 23.0 -56.6 105 33 660.1 660.1 323.1 660.5 0.05 48 20 26460 -52.9 -75.9 5 23.0 -55.5 95 34 674.3 674.3 323.6 674.8 0.06 49 18 27139 -53.1 -75.1 5 22.0 -55.8 95 34 694.2 694.3 324.3 694.9 0.08 50 17 27510 -49.9 -73.9 4 24.0 -53.7 95 35 716.0 716.0 325.0 716.8 0.10 51 16 27908 -48.3 -72.3 5 24.0 -52.7 95 35 733.7 733.8 325.5 734.9 0.14 52 15 28335 -46.5 -71.5 4 25.0 -51.8 753.3 753.4 326.1 754.9 0.16 53 14 28796 -43.3 -68.3 5 25.0 -50.1 779.2 779.3 326.8 781.9 0.28 TRP 872 1307 25.0 17.0 61 8.0 19.4 250 15 310.1 312.7 297.3 353.1 14.12 WND Sounding variables and indices 1000-500 mb thick: 5843.00 m Freezing level: 587.00 mb = 4652.22 m = 15263.00 ft Wetbulb zero: 643.25 mb = 3909.16 m = 12825.18 ft Precipitable water: 1.29 inches Sfc-500 mean rel hum: 34.06 % Est. max temperature: 39.65 C = 103.37 F Sfc-Lift cond lev (LCL): 748.80 mb = 2633.06 m = 8638.55 ft T: 18.86 C 700-500 lapse rate: 6.67 C/km ThetaE index: 29.67 C Layer 859.0- 511.0 mb Conv cond level (CCL): 687.71 mb = 3354.75 m = 11006.27 ft Mean mixing ratio: 13.13 g/kg Conv temperature: 42.93 C = 109.28 F Cap Strength: 6.07 C Lifted Index: -1.71 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.79 C Lifted Index @700 mb: 2.86 C Showalter Index: -1.82 C Risk: Thunderstorms probable Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 19.30 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 239.60 Risk: None Energy Index: -4.28 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 891.15 J/kg Max Up Vert Vel: 42.22 m/s Conv Inhibition (B-): 290.79 J/kg Cap Strength: 6.07 C Lift Cond Lev (LCL): 759.82 mb = 2507.28 m = 8225.90 ft Lev Free Conv (LFC): 644.82 mb = 3889.27 m = 12759.93 ft Equ Level (EL): 184.82 mb = 12983.43 m = 42596.04 ft B at Equ Level: 889.91 J/kg Max Parcel Lev (MPL): 94.82 mb = 16932.61 m = 55552.50 ft Wind level data Storm motion: 148 at 17 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 ---------------------------------------------------------- 0 983 227 250 13 12.2 4.4 | 295 23 21.1 -9.8 1 975 305 260 14 13.8 2.4 | 298 26 22.7 -11.8 2 943 610 230 17 13.0 10.9 | 279 22 21.9 -3.3 3 925 784 225 17 12.0 12.0 | 276 21 20.9 -2.2 4 911 914 250 13 12.2 4.4 | 295 23 21.1 -9.8 5 881 1219 250 16 15.0 5.5 | 290 26 23.9 -8.8 6 872 1307 250 15 14.1 5.1 | 292 25 23.0 -9.1 7 850 1531 260 15 14.8 2.6 | 296 26 23.7 -11.7 8 821 1829 340 4 1.4 -3.8 | 330 21 10.3 -18.0 9 793 2134 85 9 -9.0 -0.8 | 0 15 -0.1 -15.0 10 765 2438 95 15 -14.9 1.3 | 25 14 -6.0 -13.0 11 739 2743 110 20 -18.8 6.8 | 53 12 -9.9 -7.4 12 700 3207 115 22 -19.9 9.3 | 66 12 -11.0 -5.0 13 662 3658 115 25 -22.7 10.6 | 75 14 -13.8 -3.7 14 614 4267 105 30 -29.0 7.8 | 72 21 -20.1 -6.5 15 569 4877 105 32 -30.9 8.3 | 75 23 -22.0 -6.0 16 500 5920 120 32 -27.7 16.0 | 95 19 -18.8 1.7 17 489 6096 120 31 -26.8 15.5 | 94 18 -17.9 1.2 18 401 7620 120 33 -28.6 16.5 | 96 20 -19.7 2.2 19 400 7640 120 30 -26.0 15.0 | 92 17 -17.1 0.7 20 326 9144 45 7 -4.9 -4.9 | 348 20 4.0 -19.2 21 300 9750 360 18 -0.0 -18.0 | 345 33 8.9 -32.3 22 263 10668 360 26 -0.0 -26.0 | 348 41 8.9 -40.3 23 250 11010 355 29 2.5 -28.9 | 345 45 11.4 -43.2 24 200 12490 305 19 15.6 -10.9 | 316 35 24.5 -25.2 25 150 14280 240 17 14.7 8.5 | 284 24 23.6 -5.8 26 127 15240 270 22 22.0 -0.0 | 295 34 30.9 -14.3 27 100 16630 305 26 21.3 -14.9 | 314 42 30.2 -29.2 28 75 18288 150 3 -1.5 2.6 | 328 14 7.4 -11.7 29 70 18660 0 0 -0.0 -0.0 | 328 17 8.9 -14.3 30 50 20660 220 13 8.4 10.0 | 284 18 17.3 -4.3 31 45 21336 260 10 9.8 1.7 | 304 23 18.8 -12.5 32 20 26460 95 34 -33.9 3.0 | 66 27 -25.0 -11.3 33 16 27432 95 35 -34.9 3.1 | 67 28 -26.0 -11.2 Wind Parameters Mean winds (0-6000m): 118.0 at 22.4 knts Storm direction: 148.0 at 16.8 knts Shear (0-3000m) pos: 5.6 neg: 1.2 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 131.3 deg Storm rel helicity (0-3000m) pos: 270.3 neg: -62.4 tot: 207.9 m^2/s^2 ave: 69.3 10^-3 m/s^2 rel: 0.58 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 7.0 10^-3/s Energy-Hel index: 1.23 Bulk Rich Number: 5.99 Bulk Shear: 148.85 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 ------------------------------------------------------------------------------- 500 241 16 287 24| 0.0 7.4 7.4| 3.7 -50.3 -46.6 -93.2 -0.66| 11.6 -7.6 1000 242 15 288 24| 3.5 3.7 7.2| 44.6 -62.4 -17.9 -17.9 -0.11| 10.9 -1.2 1500 248 15 291 24| 6.2 2.5 8.7|145.4 -62.4 83.0 55.4 0.34| 12.8 4.3 2000 248 13 295 23| 6.7 1.9 8.6|221.6 -62.4 159.2 79.6 0.49| 14.5 7.0 2500 230 13 287 20| 6.5 1.5 8.0|260.1 -62.4 197.6 79.1 0.56| 13.8 7.8 3000 180 15 268 9| 5.6 1.2 6.8|270.3 -62.4 207.9 69.3 0.58| 12.1 7.0 4000 131 18 58 5| 4.2 1.3 5.5|277.2 -66.3 210.9 52.7 0.53| 10.2 5.4 5000 119 20 64 10| 3.3 1.2 4.5|297.0 -66.3 230.7 46.1 0.54| 8.7 4.7 6000 118 22 71 12| 2.5 1.0 3.5|323.5 -68.2 255.3 42.6 0.55| 7.8 4.3 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250514.12.gif