UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051212.upa.cvt Date: 1200Z 12 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 12 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 97 SFC 986 227 40.2 19.2 30 21.0 24.9 260 8 314.6 317.4 298.5 359.1 14.34 2 974 340 37.0 18.0 33 19.0 23.4 259 5 312.5 315.1 297.5 353.9 13.45 3 925 809 32.4 16.4 38 16.0 21.2 235 4 312.4 314.9 297.0 351.8 12.78 4 919 868 32.0 17.0 41 15.0 21.3 241 5 312.6 315.2 297.4 353.8 13.38 5 901 1045 30.4 13.4 35 17.0 18.9 277 6 312.7 314.8 295.7 346.0 10.78 6 860 1459 27.8 8.8 30 19.0 15.7 19 8 314.2 315.8 294.3 340.1 8.29 7 853 1532 27.8 6.8 26 21.0 14.7 37 8 315.0 316.3 293.8 337.8 7.28 8 850 1563 27.6 5.6 25 22.0 14.1 45 8 315.1 316.3 293.4 336.2 6.72 9 763 2504 20.0 -9.0 13 29.0 6.2 98 22 316.7 317.2 290.3 325.1 2.53 10 700 3236 13.0 -10.0 19 23.0 2.5 85 23 316.9 317.4 290.3 325.3 2.55 11 600 4507 2.2 -12.8 32 15.0 -3.9 77 42 318.7 319.1 290.7 326.6 2.38 12 583 4738 0.0 -13.0 37 13.0 -5.2 79 42 318.7 319.2 290.7 326.7 2.41 13 566 4975 -2.3 -14.3 39 12.0 -6.9 82 40 318.7 319.2 290.6 326.2 2.23 14 546 5260 -3.5 -27.5 14 24.0 -10.1 92 37 320.6 320.7 289.8 323.2 0.73 15 534 5435 -5.1 -29.1 13 24.0 -11.3 98 35 320.7 320.9 289.7 323.0 0.64 16 500 5950 -8.3 -40.3 6 32.0 -14.3 115 30 322.9 323.0 289.9 323.8 0.23 17 486 6170 -9.9 -39.9 7 30.0 -15.5 114 30 323.6 323.6 290.1 324.5 0.24 18 478 6298 -8.9 -45.9 3 37.0 -15.1 113 31 326.4 326.4 290.8 326.9 0.13 19 454 6695 -10.7 -52.7 2 42.0 -16.6 109 32 328.9 329.0 291.5 329.2 0.06 20 450 6763 -10.5 -52.5 2 42.0 -16.6 108 33 330.0 330.0 291.8 330.3 0.07 21 416 7363 -13.9 -53.9 2 40.0 -19.1 103 35 333.2 333.2 292.6 333.4 0.06 22 408 7510 -14.7 -54.7 2 40.0 -19.8 101 36 334.0 334.0 292.9 334.2 0.06 23 400 7660 -15.3 -55.3 2 40.0 -20.3 100 32 335.1 335.1 293.2 335.3 0.05 24 300 9760 -30.9 -65.9 2 35.0 -33.0 60 27 341.8 341.8 294.8 341.9 0.02 25 250 11030 -39.7 -71.7 2 32.0 -40.8 25 19 347.0 347.0 296.0 347.1 0.01 26 238 11364 -42.1 -73.1 2 31.0 -43.0 16 16 348.3 348.3 296.3 348.4 0.01 27 200 12510 -53.3 -67.3 17 14.0 -53.6 345 4 348.4 348.4 296.3 348.5 0.02 28 159 13947 -65.3 -69.6 55 4.3 -65.4 337 6 351.7 351.7 297.0 351.8 0.02 29 152 14220 -67.1 -71.9 51 4.8 -67.1 335 7 353.2 353.2 297.3 353.2 0.02 30 150 14300 -67.7 -72.3 52 4.6 -67.7 335 7 353.5 353.5 297.4 353.5 0.01 31 134 14967 -73.3 -76.3 63 3.0 -73.3 17 6 355.1 355.1 297.7 355.1 0.01 32 115 15851 -76.7 -81.3 48 4.6 -76.7 348 6 364.7 364.7 299.6 364.7 0.00 33 110 16105 -77.7 -82.0 50 4.3 -77.7 328 6 367.4 367.5 300.1 367.5 0.00 34 104 16426 -76.9 -81.3 49 4.4 -76.9 303 6 374.9 374.9 301.4 374.9 0.01 35 100 16650 -78.5 -82.7 50 4.2 -78.5 285 6 376.1 376.1 301.6 376.1 0.00 36 95 16940 -80.3 -84.0 54 3.7 -80.3 282 7 378.1 378.1 301.9 378.1 0.00 37 94 17000 -80.5 -84.3 53 3.8 -80.5 282 7 378.8 378.8 302.1 378.9 0.00 38 70 18680 -75.9 -84.9 23 9.0 -75.9 325 1 422.0 422.0 307.9 422.0 0.00 39 64 19194 -73.7 -83.7 20 10.0 -73.7 305 2 437.8 437.8 309.7 437.8 0.01 40 50 20660 -62.9 -79.9 8 17.0 -63.3 250 3 495.3 495.3 314.6 495.3 0.01 41 47 21041 -61.3 -78.3 9 17.0 -61.8 193 9 507.9 507.9 315.5 508.0 0.02 42 37 22513 -62.9 -82.9 5 20.0 -63.4 136 11 539.8 539.8 317.5 539.9 0.01 43 30 23820 -56.5 -79.5 4 23.0 -57.8 120 8 590.6 590.6 320.2 590.8 0.02 44 29 24036 -55.9 -78.9 4 23.0 -57.3 122 8 598.0 598.0 320.5 598.2 0.03 45 24 25238 -56.7 -78.7 5 22.0 -58.2 112 21 629.0 629.0 321.9 629.2 0.03 46 24 25238 -56.5 -78.5 5 22.0 -58.1 112 21 629.5 629.5 321.9 629.8 0.04 47 22 25795 -53.3 -76.3 4 23.0 -55.6 104 29 654.9 654.9 322.9 655.4 0.05 48 20 26410 -52.3 -75.3 5 23.0 -55.1 95 38 676.1 676.1 323.7 676.7 0.07 49 18 27095 -49.9 -72.9 5 23.0 -53.5 95 36 704.3 704.4 324.6 705.3 0.11 50 17 27470 -49.3 -72.3 5 23.0 -53.2 95 35 717.9 717.9 325.0 719.0 0.13 51 16 27868 -48.3 -72.3 5 24.0 -52.7 95 35 733.7 733.8 325.5 734.9 0.14 52 14 28752 -45.7 -68.7 6 23.0 -51.4 771.1 771.2 326.5 773.6 0.26 53 13 29246 -45.9 -68.9 6 23.0 -51.8 786.9 787.0 327.0 789.6 0.27 54 13 29246 -46.1 -69.1 6 23.0 -51.9 786.2 786.3 327.0 788.8 0.27 TRP 850 1563 27.6 5.6 25 22.0 14.1 45 8 315.1 316.3 293.4 336.2 6.72 WND Sounding variables and indices 1000-500 mb thick: 5853.00 m Freezing level: 583.00 mb = 4738.32 m = 15545.48 ft Wetbulb zero: 660.60 mb = 3713.58 m = 12183.52 ft Precipitable water: 1.00 inches Sfc-500 mean rel hum: 24.22 % Est. max temperature: 40.91 C = 105.64 F Sfc-Lift cond lev (LCL): 731.03 mb = 2867.47 m = 9407.58 ft T: 16.52 C 700-500 lapse rate: 7.85 C/km ThetaE index: 28.77 C Layer 901.0- 700.0 mb Conv cond level (CCL): 685.55 mb = 3408.01 m = 11180.99 ft Mean mixing ratio: 12.57 g/kg Conv temperature: 42.72 C = 108.90 F Cap Strength: 3.76 C Lifted Index: -5.86 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -3.32 C Lifted Index @700 mb: 2.02 C Showalter Index: 0.12 C Risk: Thunderstorms probable Total Totals Index: 49.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 35.90 C Cross Totals Index: 13.90 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 129.20 Risk: None Energy Index: -2.27 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1071.85 J/kg Max Up Vert Vel: 46.30 m/s Conv Inhibition (B-): 211.61 J/kg Cap Strength: 3.76 C Lift Cond Lev (LCL): 728.47 mb = 2897.22 m = 9505.19 ft Lev Free Conv (LFC): 653.47 mb = 3803.04 m = 12477.02 ft Equ Level (EL): 163.47 mb = 13773.40 m = 45187.78 ft B at Equ Level: 1071.16 J/kg Max Parcel Lev (MPL): 93.47 mb = 17032.03 m = 55878.68 ft Wind level data Storm motion: 116 at 18 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 ---------------------------------------------------------- 0 986 227 260 8 7.9 1.4 | 285 25 24.4 -6.6 1 978 305 260 4 3.9 0.7 | 290 22 20.4 -7.3 2 945 610 255 9 8.7 2.3 | 283 26 25.2 -5.7 3 925 809 235 4 3.3 2.3 | 286 21 19.8 -5.7 4 914 914 245 6 5.4 2.5 | 284 23 21.9 -5.5 5 883 1219 320 7 4.5 -5.4 | 303 25 21.0 -13.4 6 850 1563 45 8 -5.7 -5.7 | 322 17 10.9 -13.7 7 824 1829 75 10 -9.7 -2.6 | 327 13 6.8 -10.6 8 796 2134 85 15 -14.9 -1.3 | 350 9 1.6 -9.3 9 768 2438 100 22 -21.7 3.8 | 51 7 -5.2 -4.2 10 741 2743 90 24 -24.0 0.0 | 43 11 -7.5 -8.0 11 700 3236 85 23 -22.9 -2.0 | 33 12 -6.4 -10.0 12 664 3658 75 28 -27.0 -7.2 | 35 19 -10.5 -15.3 13 616 4267 75 43 -41.5 -11.1 | 53 32 -25.0 -19.2 14 571 4877 80 41 -40.4 -7.1 | 58 28 -23.9 -15.2 15 500 5950 115 30 -27.2 12.7 | 113 12 -10.7 4.6 16 491 6096 115 30 -27.2 12.7 | 113 12 -10.7 4.6 17 402 7620 100 36 -35.5 6.3 | 85 19 -18.9 -1.8 18 400 7660 100 32 -31.5 5.6 | 81 15 -15.0 -2.5 19 326 9144 60 28 -24.2 -14.0 | 19 23 -7.7 -22.0 20 300 9760 60 27 -23.4 -13.5 | 18 23 -6.9 -21.5 21 263 10668 35 25 -14.3 -20.5 | 356 29 2.2 -28.5 22 250 11030 25 19 -8.0 -17.2 | 341 27 8.5 -25.3 23 200 12510 345 4 1.0 -3.9 | 304 21 17.5 -11.9 24 150 14300 335 7 3.0 -6.3 | 306 24 19.5 -14.4 25 128 15240 35 6 -3.4 -4.9 | 315 18 13.1 -12.9 26 100 16650 285 6 5.8 -1.6 | 293 24 22.3 -9.6 27 75 18288 270 12 12.0 -0.0 | 286 30 28.5 -8.0 28 70 18680 325 1 0.6 -0.8 | 297 19 17.1 -8.9 29 50 20660 250 3 2.8 1.0 | 290 21 19.3 -7.0 30 45 21336 150 14 -7.0 12.1 | 247 10 9.5 4.1 31 30 23820 120 8 -6.9 4.0 | 293 10 9.6 -4.0 32 27 24384 125 9 -7.4 5.2 | 287 10 9.1 -2.9 33 20 26410 95 38 -37.9 3.3 | 78 22 -21.3 -4.7 34 15 27432 95 34 -33.9 3.0 | 74 18 -17.4 -5.1 Wind Parameters Mean winds (0-6000m): 86.0 at 24.5 knts Storm direction: 116.0 at 18.4 knts Shear (0-3000m) pos: 5.0 neg: 0.3 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 107.5 deg Storm rel helicity (0-3000m) pos: 145.4 neg: -27.8 tot: 117.6 m^2/s^2 ave: 39.2 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 4.4 10^-3/s Energy-Hel index: 0.90 Bulk Rich Number: 8.40 Bulk Shear: 127.57 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 ------------------------------------------------------------------------------- 500 255 7 285 24| 0.0 2.9 2.9| 12.6 -17.1 -4.5 -9.1 -0.06| 11.1 -0.7 1000 262 6 287 24| 4.3 1.4 5.7| 67.9 -19.4 48.5 48.5 0.33| 11.8 3.9 1500 295 7 296 25| 5.2 1.0 6.2|116.0 -19.4 96.6 64.4 0.43| 12.6 5.5 2000 38 8 322 19| 5.8 0.7 6.6|135.0 -19.4 115.6 57.8 0.49| 12.1 5.9 2500 82 11 330 11| 6.1 0.6 6.6|145.4 -21.4 124.0 49.6 0.49| 11.7 5.7 3000 85 13 340 10| 5.0 0.3 5.3|145.4 -27.8 117.6 39.2 0.43| 10.2 4.4 4000 80 18 6 11| 3.8 2.8 6.5|191.4 -27.9 163.5 40.9 0.41| 10.3 4.2 5000 80 23 26 13| 2.9 2.2 5.1|254.8 -27.9 226.9 45.4 0.45| 9.6 4.3 6000 86 24 39 13| 2.3 1.8 4.1|305.9 -30.0 275.9 46.0 0.48| 9.4 4.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250512.12.gif