UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 19 OCT 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 125 SFC 989 227 37.0 14.0 25 23.0 21.3 290 3 311.1 313.1 294.9 342.5 10.21 2 982 291 34.6 12.6 27 22.0 20.0 331 2 309.4 311.1 293.8 338.0 9.37 3 925 827 29.0 10.0 31 19.0 16.8 35 2 309.0 310.5 292.9 334.5 8.36 4 892 1148 26.2 9.2 34 17.0 15.5 49 2 309.3 310.8 292.9 334.4 8.21 5 857 1499 23.4 2.4 25 21.0 11.4 65 6 309.9 310.9 290.7 326.4 5.31 6 850 1570 22.8 1.8 25 21.0 11.0 75 6 310.0 311.0 290.6 326.0 5.13 7 845 1621 22.4 0.4 23 22.0 10.3 76 7 310.1 311.0 290.2 324.7 4.66 8 766 2462 15.2 -3.8 27 19.0 5.6 94 14 311.2 311.9 289.7 323.1 3.77 9 754 2595 14.4 -6.6 23 21.0 4.4 83 14 311.7 312.3 289.2 321.6 3.09 10 700 3216 9.2 -7.8 29 17.0 1.4 70 17 312.7 313.3 289.5 322.4 3.03 11 606 4392 0.0 -4.4 72 4.4 -2.1 83 7 315.2 316.1 291.6 329.8 4.56 12 600 4472 -0.7 -4.8 74 4.1 -2.7 85 7 315.3 316.2 291.6 329.6 4.46 13 593 4565 -1.5 -5.2 76 3.7 -3.3 87 6 315.4 316.3 291.6 329.4 4.38 14 578 4769 -2.1 -9.1 59 7.0 -5.1 92 5 317.1 317.7 291.1 327.9 3.32 15 565 4951 -1.1 -34.1 6 33.0 -9.1 95 5 320.3 320.4 289.3 321.7 0.38 16 561 5008 -0.9 -31.9 7 31.0 -8.9 95 5 321.2 321.3 289.6 322.9 0.47 17 521 5596 -3.5 -28.5 12 25.0 -10.4 95 13 324.9 325.1 291.0 327.4 0.70 18 502 5889 -5.5 -32.5 10 27.0 -12.1 95 17 326.0 326.1 291.1 327.8 0.50 19 500 5920 -5.7 -31.7 11 26.0 -12.2 95 17 326.1 326.2 291.2 328.1 0.54 20 494 6014 -6.1 -31.1 12 25.0 -12.4 98 17 326.7 326.8 291.4 328.8 0.58 21 483 6190 -7.1 -35.1 9 28.0 -13.5 100 16 327.6 327.7 291.5 329.1 0.40 22 461 6550 -9.7 -18.7 48 9.0 -12.8 99 13 328.8 329.1 293.2 335.4 1.90 23 423 7208 -13.5 -26.5 33 13.0 -17.0 96 6 332.1 332.3 293.3 335.8 1.04 24 400 7630 -16.5 -28.5 35 12.0 -19.4 90 1 333.5 333.7 293.6 336.9 0.91 25 394 7744 -17.3 -29.3 34 12.0 -20.1 78 1 333.9 334.1 293.6 337.1 0.86 26 383 7956 -18.5 -32.5 28 14.0 -21.5 55 1 335.1 335.2 293.7 337.5 0.65 27 371 8192 -20.3 -32.3 33 12.0 -22.8 30 1 335.8 335.9 293.9 338.3 0.69 28 339 8855 -25.3 -40.3 23 15.0 -27.5 318 2 337.7 337.8 294.1 339.0 0.34 29 311 9475 -30.5 -42.5 30 12.0 -31.9 279 5 338.9 338.9 294.3 340.0 0.29 30 300 9730 -32.1 -45.1 26 13.0 -33.5 275 7 340.1 340.2 294.6 341.0 0.23 31 266 10567 -38.1 -55.1 15 17.0 -39.2 248 11 343.3 343.3 295.2 343.6 0.08 32 250 10990 -41.7 -56.7 18 15.0 -42.5 280 15 344.1 344.1 295.4 344.4 0.07 33 200 12460 -53.9 -58.7 56 4.8 -54.1 245 12 347.4 347.4 296.1 347.7 0.07 34 196 12590 -54.9 -59.4 57 4.5 -55.0 244 12 347.8 347.8 296.2 348.1 0.06 35 160 13859 -65.3 -71.3 43 6.0 -65.4 237 14 351.1 351.1 296.9 351.1 0.02 36 150 14250 -68.7 -74.7 42 6.0 -68.7 235 14 351.7 351.7 297.0 351.8 0.01 37 141 14618 -71.3 -76.2 48 4.9 -71.3 233 15 353.5 353.5 297.4 353.5 0.01 38 133 14962 -72.9 -77.9 47 5.0 -72.9 231 15 356.6 356.6 298.0 356.6 0.01 39 125 15323 -75.1 -79.6 49 4.5 -75.1 233 16 359.0 359.0 298.5 359.0 0.01 40 118 15656 -76.9 -81.6 47 4.7 -76.9 251 13 361.6 361.6 299.0 361.6 0.00 41 114 15854 -77.7 -82.0 50 4.3 -77.7 261 12 363.7 363.7 299.4 363.7 0.00 42 112 15955 -77.9 -82.4 48 4.5 -77.9 266 11 365.2 365.2 299.7 365.2 0.00 43 105 16323 -78.5 -83.4 45 4.9 -78.5 285 9 370.8 370.8 300.7 370.9 0.00 44 102 16488 -79.7 -84.0 49 4.3 -79.7 294 8 371.6 371.6 300.8 371.6 0.00 45 100 16600 -80.5 -84.9 48 4.4 -80.5 300 7 372.2 372.2 300.9 372.2 0.00 46 91 17136 -76.3 -82.3 38 6.0 -76.3 282 5 390.7 390.7 303.9 390.7 0.01 47 82 17734 -76.9 -83.9 32 7.0 -76.9 263 4 401.3 401.3 305.4 401.3 0.00 48 75 18249 -73.7 -82.7 24 9.0 -73.7 246 2 418.4 418.4 307.5 418.4 0.01 49 70 18650 -74.7 -84.7 20 10.0 -74.7 140 11 424.6 424.6 308.2 424.6 0.00 50 52 20430 -64.5 -81.5 8 17.0 -64.8 69 21 486.0 486.0 313.9 486.1 0.01 51 50 20670 -64.9 -81.9 8 17.0 -65.2 60 22 490.5 490.5 314.2 490.6 0.01 52 46 21179 -65.1 -83.1 7 18.0 -65.4 52 26 501.9 501.9 315.1 502.0 0.01 53 44 21451 -64.5 -82.5 7 18.0 -64.8 52 28 509.8 509.8 315.7 509.8 0.01 54 41 21883 -65.3 -84.3 6 19.0 -65.7 59 30 518.2 518.2 316.2 518.2 0.01 55 30 23780 -66.9 -86.9 4 20.0 -67.3 90 42 562.3 562.3 318.8 562.3 0.01 56 29 23986 -66.9 -86.9 4 20.0 -67.3 90 42 567.7 567.7 319.0 567.8 0.01 57 27 24421 -64.9 -84.9 5 20.0 -65.4 90 42 585.1 585.1 319.9 585.2 0.01 58 26 24652 -64.7 -84.7 5 20.0 -65.3 91 44 592.0 592.0 320.2 592.1 0.01 59 23 25419 -55.9 -79.9 3 24.0 -57.6 93 50 639.0 639.0 322.3 639.2 0.03 60 20 26320 -51.5 -75.5 4 24.0 -54.5 95 56 678.5 678.6 323.7 679.1 0.07 61 16 27779 -48.3 -71.3 5 23.0 -52.7 95 58 733.7 733.8 325.5 735.1 0.16 62 14 28661 -47.1 -71.1 5 24.0 -52.4 766.3 766.4 326.4 768.1 0.19 63 13 29152 -46.7 -69.7 6 23.0 -52.3 784.1 784.2 326.9 786.5 0.25 64 12 29683 -46.3 -70.3 5 24.0 -52.4 803.7 803.8 327.4 806.1 0.24 65 11 30263 -44.9 -67.9 6 23.0 -51.8 829.0 829.2 328.0 832.9 0.37 66 10 30900 -45.1 -68.1 6 23.0 -52.2 851.2 851.4 328.5 855.5 0.40 67 10 30900 -45.5 -69.5 5 24.0 -52.5 849.7 849.9 328.5 853.2 0.33 TRP 857 1499 23.4 2.4 25 21.0 11.4 65 6 309.9 310.9 290.7 326.4 5.31 WND Sounding variables and indices 1000-500 mb thick: 5795.00 m Freezing level: 606.00 mb = 4391.94 m = 14409.09 ft Wetbulb zero: 662.50 mb = 3665.05 m = 12024.30 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 32.25 % Est. max temperature: 36.09 C = 96.96 F Sfc-Lift cond lev (LCL): 710.53 mb = 3091.27 m = 10141.85 ft T: 10.24 C 700-500 lapse rate: 5.51 C/km ThetaE index: 20.85 C Layer 982.0- 700.0 mb Conv cond level (CCL): 662.46 mb = 3665.56 m = 12025.97 ft Mean mixing ratio: 8.70 g/kg Conv temperature: 39.54 C = 103.18 F Cap Strength: 3.10 C Lifted Index: 2.83 C Risk: None Lifted Index @300 mb: 4.50 C Lifted Index @700 mb: 2.85 C Showalter Index: 7.52 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 28.50 C Cross Totals Index: 7.50 C K Index: 13.30 Risk: None Sweat Index: 50.60 Risk: None Energy Index: 0.56 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.54 J/kg Max Up Vert Vel: 4.13 m/s Conv Inhibition (B-): 167.86 J/kg Cap Strength: 3.05 C Lift Cond Lev (LCL): 704.35 mb = 3164.21 m = 10381.14 ft Lev Free Conv (LFC): 609.35 mb = 4346.96 m = 14261.52 ft Equ Level (EL): 569.35 mb = 4889.60 m = 16041.80 ft B at Equ Level: 3.07 J/kg Max Parcel Lev (MPL): 559.35 mb = 5030.91 m = 16505.41 ft Wind level data Storm motion: 113 at 7 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 ---------------------------------------------------------- 0 989 227 290 3 2.8 -1.0 | 292 10 9.3 -3.7 1 980 305 340 2 0.7 -1.9 | 303 9 7.2 -4.6 2 948 610 95 2 -2.0 0.2 | 299 5 4.5 -2.5 3 925 827 35 2 -1.1 -1.6 | 309 7 5.3 -4.4 4 916 914 45 4 -2.8 -2.8 | 327 7 3.7 -5.5 5 885 1219 50 2 -1.5 -1.3 | 309 6 5.0 -4.0 6 857 1499 65 6 -5.4 -2.5 | 349 5 1.1 -5.3 7 850 1570 75 6 -5.8 -1.6 | 351 4 0.7 -4.3 8 824 1829 80 11 -10.8 -1.9 | 43 6 -4.3 -4.6 9 795 2134 90 14 -14.0 0.0 | 70 8 -7.5 -2.7 10 767 2438 95 14 -13.9 1.2 | 79 8 -7.5 -1.5 11 740 2743 70 15 -14.1 -5.1 | 44 11 -7.6 -7.8 12 700 3216 70 17 -16.0 -5.8 | 48 13 -9.5 -8.5 13 663 3658 75 7 -6.8 -1.8 | 3 5 -0.3 -4.5 14 614 4267 80 8 -7.9 -1.4 | 19 4 -1.4 -4.1 15 569 4877 95 4 -4.0 0.3 | 313 3 2.5 -2.4 16 500 5920 95 17 -16.9 1.5 | 83 11 -10.4 -1.2 17 489 6096 100 17 -16.7 3.0 | 91 10 -10.2 0.2 18 401 7620 95 2 -2.0 0.2 | 299 5 4.5 -2.5 19 400 7630 90 1 -1.0 0.0 | 296 6 5.5 -2.7 20 325 9144 285 2 1.9 -0.5 | 291 9 8.4 -3.2 21 300 9730 275 7 7.0 -0.6 | 284 14 13.5 -3.3 22 262 10668 245 11 10.0 4.6 | 263 17 16.5 1.9 23 250 10990 280 15 14.8 -2.6 | 284 22 21.3 -5.3 24 200 12460 245 12 10.9 5.1 | 262 18 17.4 2.4 25 150 14250 235 14 11.5 8.0 | 254 19 18.0 5.3 26 126 15240 230 16 12.3 10.3 | 248 20 18.8 7.6 27 100 16600 300 7 6.1 -3.5 | 296 14 12.6 -6.2 28 75 18288 245 2 1.8 0.8 | 283 9 8.3 -1.9 29 70 18650 140 11 -7.1 8.4 | 174 6 -0.6 5.7 30 50 20670 60 22 -19.1 -11.0 | 42 19 -12.6 -13.7 31 45 21336 50 27 -20.7 -17.4 | 35 25 -14.2 -20.1 32 30 23780 90 42 -42.0 0.0 | 86 36 -35.5 -2.7 33 27 24384 90 42 -42.0 0.0 | 86 36 -35.5 -2.7 34 20 26320 95 56 -55.8 4.9 | 93 49 -49.3 2.2 35 15 27432 95 59 -58.8 5.1 | 93 52 -52.3 2.4 Wind Parameters Mean winds (0-6000m): 82.7 at 9.4 knts Storm direction: 112.7 at 7.0 knts Shear (0-3000m) pos: 2.9 neg: 1.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 115.8 deg Storm rel helicity (0-3000m) pos: 33.2 neg: -16.9 tot: 16.3 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.97 Bulk Shear: 8.81 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 34 2 310 7| 4.7 0.0 4.7| 6.9 -1.2 5.7 11.5 0.35| 7.3 2.5 1000 43 2 313 7| 2.4 0.2 2.6| 10.7 -4.2 6.5 6.5 0.24| 6.1 1.4 1500 59 3 322 6| 4.1 0.2 4.2| 20.4 -4.2 16.2 10.8 0.51| 6.6 3.4 2000 75 6 347 4| 4.4 0.1 4.5| 29.8 -4.2 25.6 12.8 0.60| 6.5 3.9 2500 80 7 12 4| 3.5 1.1 4.7| 31.4 -16.5 14.9 5.9 0.33| 6.6 2.2 3000 77 9 25 5| 2.9 1.1 4.1| 33.2 -16.9 16.3 5.4 0.33| 5.9 1.9 4000 76 9 25 5| 1.4 0.9 2.3| 34.4 -26.6 7.8 2.0 0.16| 5.8 0.9 5000 78 8 21 5| 1.3 0.7 2.0| 36.6 -29.4 7.2 1.4 0.14| 5.4 0.8 6000 83 9 36 5| 1.2 0.8 2.1| 45.2 -30.1 15.2 2.5 0.19| 5.5 1.0 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251019.12.gif