UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 20 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 113 SFC 987 227 25.8 14.8 51 11.0 18.5 210 2 300.1 302.0 292.2 331.7 10.78 2 970 382 33.8 7.8 20 26.0 17.6 138 5 309.6 310.9 291.9 330.7 6.85 3 960 476 33.2 5.2 17 28.0 16.4 112 5 309.9 311.0 291.1 327.8 5.78 4 954 532 32.8 4.8 17 28.0 16.1 96 5 310.1 311.2 291.0 327.6 5.65 5 934 723 31.8 2.8 16 29.0 15.0 50 5 311.0 311.9 290.7 326.6 5.01 6 925 810 31.0 3.0 17 28.0 14.7 30 5 311.0 312.0 290.9 327.0 5.13 7 870 1353 26.0 3.0 23 23.0 12.7 25 9 311.3 312.3 291.2 328.3 5.46 8 850 1556 24.2 1.2 22 23.0 11.3 30 13 311.5 312.4 290.8 326.9 4.91 9 700 3209 9.8 -6.2 32 16.0 2.2 60 11 313.3 314.0 290.0 324.3 3.43 10 646 3866 3.8 -4.2 56 8.0 -0.1 48 13 313.8 314.6 291.0 327.6 4.34 11 634 4018 3.2 -9.8 38 13.0 -2.4 51 12 314.8 315.4 290.0 324.1 2.86 12 608 4355 1.6 -11.4 37 13.0 -3.8 58 11 316.8 317.3 290.4 325.4 2.63 13 600 4461 2.0 -14.0 29 16.0 -4.3 62 13 318.4 318.9 290.5 325.6 2.16 14 589 4610 2.4 -29.6 7 32.0 -6.6 68 15 320.6 320.7 289.5 322.6 0.56 15 565 4944 0.0 -37.0 4 37.0 -8.7 80 19 321.6 321.7 289.6 322.7 0.28 16 500 5910 -5.7 -32.7 10 27.0 -12.3 80 15 326.1 326.2 291.1 327.9 0.49 17 497 5957 -6.1 -32.1 11 26.0 -12.5 80 15 326.2 326.3 291.2 328.1 0.52 18 480 6229 -7.3 -40.3 5 33.0 -13.9 85 12 327.9 328.0 291.4 328.9 0.24 19 427 7134 -12.3 -25.3 33 13.0 -16.0 117 9 332.7 333.0 293.6 336.9 1.15 20 406 7518 -15.3 -31.3 24 16.0 -19.0 131 7 333.7 333.8 293.4 336.2 0.69 21 400 7630 -16.1 -30.1 29 14.0 -19.4 120 8 334.1 334.2 293.6 337.0 0.78 22 399 7649 -16.3 -30.3 29 14.0 -19.6 118 8 334.0 334.2 293.6 336.9 0.77 23 365 8313 -20.7 -37.7 20 17.0 -23.7 52 5 336.8 336.9 293.9 338.4 0.41 24 359 8435 -21.7 -37.7 22 16.0 -24.4 39 5 337.1 337.1 294.0 338.6 0.41 25 340 8833 -24.7 -42.7 17 18.0 -27.2 359 3 338.2 338.3 294.1 339.3 0.26 26 300 9730 -31.9 -46.9 21 15.0 -33.4 275 14 340.4 340.5 294.6 341.2 0.19 27 267 10542 -38.7 -49.7 30 11.0 -39.5 288 17 342.0 342.1 295.0 342.7 0.15 28 257 10803 -40.7 -53.7 23 13.0 -41.5 284 17 342.8 342.9 295.1 343.3 0.10 29 250 10990 -42.5 -53.5 29 11.0 -43.1 275 16 342.9 342.9 295.1 343.3 0.10 30 201 12428 -53.3 -60.3 42 7.0 -53.5 172 16 347.9 347.9 296.2 348.1 0.06 31 200 12460 -53.5 -60.5 42 7.0 -53.7 170 16 348.0 348.1 296.3 348.3 0.06 32 180 13127 -59.1 -67.1 35 8.0 -59.2 179 17 349.5 349.6 296.5 349.7 0.03 33 161 13814 -65.1 -71.1 43 6.0 -65.1 189 18 350.8 350.8 296.8 350.8 0.02 34 150 14240 -68.5 -75.5 36 7.0 -68.5 195 19 352.1 352.1 297.1 352.1 0.01 35 140 14653 -70.9 -77.9 35 7.0 -70.9 191 22 354.9 354.9 297.7 354.9 0.01 36 126 15277 -72.9 -79.9 34 7.0 -72.9 186 26 362.1 362.1 299.1 362.2 0.01 37 101 16554 -80.7 -85.7 43 5.0 -80.7 242 15 370.8 370.8 300.7 370.8 0.00 38 100 16610 -80.9 -85.9 43 5.0 -80.9 245 15 371.4 371.4 300.8 371.4 0.00 39 87 17399 -76.9 -84.9 27 8.0 -76.9 300 9 394.6 394.6 304.5 394.6 0.00 40 70 18660 -71.7 -83.7 15 12.0 -71.8 30 7 431.0 431.0 308.9 431.0 0.01 41 55 20102 -66.7 -82.7 9 16.0 -66.9 84 13 473.2 473.2 312.9 473.3 0.01 42 50 20680 -65.7 -84.7 5 19.0 -66.0 105 16 488.7 488.7 314.1 488.7 0.01 43 43 21600 -62.9 -83.9 4 21.0 -63.4 99 24 517.1 517.1 316.1 517.1 0.01 44 30 23830 -59.5 -87.5 1 28.0 -60.4 95 45 582.4 582.4 319.8 582.5 0.01 45 27 24493 -57.9 -86.9 1 29.0 -59.2 95 44 604.7 604.7 320.8 604.8 0.01 46 25 24979 -57.3 -86.3 1 29.0 -58.7 96 46 619.9 619.9 321.5 620.0 0.01 47 23 25509 -55.5 -85.5 1 30.0 -57.4 98 48 640.2 640.2 322.3 640.3 0.01 48 22 25793 -55.1 -85.1 1 30.0 -57.1 99 50 649.6 649.6 322.7 649.7 0.01 49 21 26090 -56.1 -85.1 1 29.0 -58.0 99 51 655.2 655.3 322.9 655.3 0.01 50 20 26400 -56.7 -85.7 1 29.0 -58.6 100 52 662.6 662.6 323.2 662.7 0.01 51 15 28266 -46.7 -80.7 1 34.0 -52.1 90 52 752.7 752.7 326.0 753.0 0.04 52 15 28266 -46.3 -80.3 1 34.0 -51.9 90 52 754.0 754.0 326.1 754.4 0.04 53 14 28724 -46.7 767.7 TRP 870 1353 26.0 3.0 23 23.0 12.7 25 9 311.3 312.3 291.2 328.3 5.46 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 565.00 mb = 4944.01 m = 16220.29 ft Wetbulb zero: 648.30 mb = 3836.83 m = 12587.87 ft Precipitable water: 0.77 inches Sfc-500 mean rel hum: 23.86 % Est. max temperature: 37.36 C = 99.24 F Sfc-Lift cond lev (LCL): 840.12 mb = 1655.55 m = 5431.52 ft T: 23.33 C 700-500 lapse rate: 5.74 C/km ThetaE index: 5.07 C Layer 970.0- 925.0 mb Conv cond level (CCL): 535.29 mb = 5370.91 m = 17620.88 ft Mean mixing ratio: 5.96 g/kg Conv temperature: 49.24 C = 120.62 F Cap Strength: 6.48 C Lifted Index: 6.41 C Risk: None Lifted Index @300 mb: 9.56 C Lifted Index @700 mb: 3.22 C Showalter Index: 7.05 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 6.90 C K Index: 15.10 Risk: < 20 % chance of thunderstorms Sweat Index: 55.40 Risk: None Energy Index: 0.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.62 J/kg Max Up Vert Vel: 7.02 m/s Conv Inhibition (B-): 45710.88 J/kg Cap Strength: 6.41 C Lift Cond Lev (LCL): 644.05 mb = 3890.39 m = 12763.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 91 at 10 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 ---------------------------------------------------------- 0 987 227 210 2 1.0 1.7 | 262 11 11.2 1.6 1 978 305 160 5 -1.7 4.7 | 242 10 8.5 4.6 2 946 610 75 5 -4.8 -1.3 | 285 6 5.3 -1.4 3 925 810 30 5 -2.5 -4.3 | 300 9 7.7 -4.4 4 914 914 5 5 -0.4 -5.0 | 298 11 9.7 -5.1 5 883 1219 30 7 -3.5 -6.1 | 313 9 6.7 -6.2 6 870 1353 25 9 -3.8 -8.2 | 322 10 6.4 -8.3 7 850 1556 30 13 -6.5 -11.3 | 342 12 3.7 -11.4 8 823 1829 45 15 -10.6 -10.6 | 2 11 -0.4 -10.7 9 794 2134 50 19 -14.6 -12.2 | 20 13 -4.4 -12.3 10 766 2438 45 19 -13.4 -13.4 | 14 14 -3.3 -13.5 11 739 2743 60 22 -19.1 -11.0 | 39 14 -8.9 -11.1 12 700 3209 60 11 -9.5 -5.5 | 353 6 0.6 -5.6 13 662 3658 45 14 -9.9 -9.9 | 358 10 0.3 -10.0 14 614 4267 55 10 -8.2 -5.7 | 341 6 2.0 -5.8 15 569 4877 80 19 -18.7 -3.3 | 68 9 -8.5 -3.4 16 500 5910 80 15 -14.8 -2.6 | 59 5 -4.6 -2.7 17 488 6096 80 13 -12.8 -2.3 | 48 4 -2.6 -2.4 18 401 7620 135 7 -4.9 4.9 | 227 7 5.2 4.8 19 400 7630 120 8 -6.9 4.0 | 220 5 3.2 3.9 20 325 9144 325 2 1.1 -1.6 | 279 11 11.3 -1.7 21 300 9730 275 14 13.9 -1.2 | 273 24 24.1 -1.3 22 262 10668 290 18 16.9 -6.2 | 283 28 27.1 -6.3 23 250 10990 275 16 15.9 -1.4 | 273 26 26.1 -1.5 24 200 12460 170 16 -2.8 15.8 | 205 17 7.4 15.6 25 150 14240 195 19 4.9 18.4 | 220 24 15.1 18.2 26 126 15240 185 26 2.3 25.9 | 206 29 12.4 25.8 27 100 16610 245 15 13.6 6.3 | 255 25 23.8 6.2 28 75 18288 360 2 -0.0 -2.0 | 282 10 10.2 -2.1 29 70 18660 30 7 -3.5 -6.1 | 313 9 6.7 -6.2 30 50 20680 105 16 -15.5 4.1 | 127 7 -5.3 4.0 31 45 21336 100 21 -20.7 3.6 | 109 11 -10.5 3.5 32 30 23830 95 45 -44.8 3.9 | 96 35 -34.7 3.8 33 27 24384 95 44 -43.8 3.8 | 96 34 -33.7 3.7 34 20 26400 100 52 -51.2 9.0 | 102 42 -41.0 8.9 35 15 27432 90 52 -52.0 0.0 | 90 42 -41.8 -0.1 Wind Parameters Mean winds (0-6000m): 60.6 at 13.6 knts Storm direction: 90.6 at 10.2 knts Shear (0-3000m) pos: 1.0 neg: 1.6 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 92.3 deg Storm rel helicity (0-3000m) pos: 76.0 neg: -28.9 tot: 47.1 m^2/s^2 ave: 15.7 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.56 Bulk Shear: 15.80 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 ------------------------------------------------------------------------------- 500 108 5 256 6| 0.0 7.1 7.1| 9.3 -9.5 -0.2 -0.4 0.17| 13.8 2.4 1000 51 5 299 7| 0.0 4.7 4.7| 17.0 -10.4 6.7 6.7 0.24| 10.5 2.5 1500 38 7 315 8| 2.5 3.1 5.6| 39.5 -10.4 29.1 19.4 0.44| 9.9 4.4 2000 43 10 334 8| 3.2 2.3 5.6| 54.8 -11.6 43.2 21.6 0.50| 9.0 4.5 2500 45 12 348 9| 3.3 1.9 5.2| 76.0 -15.0 61.1 24.4 0.53| 8.6 4.6 3000 49 13 355 8| 1.0 1.6 2.6| 76.0 -28.9 47.1 15.7 0.30| 9.0 2.8 4000 49 13 355 8| 0.8 1.6 2.4| 77.0 -33.1 43.9 11.0 0.24| 7.8 1.9 5000 55 13 5 8| 1.6 1.3 2.9| 95.3 -33.7 61.6 12.3 0.34| 7.5 2.5 6000 61 14 14 7| 1.2 1.0 2.2| 95.7 -35.8 59.9 10.0 0.30| 6.7 2.0 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251020.00.gif