UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 12 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 97 SFC 985 227 34.0 22.0 50 12.0 25.1 280 14 308.5 311.7 298.8 360.4 17.14 2 973 339 31.2 21.2 55 10.0 23.9 270 3 306.7 309.8 298.0 356.4 16.50 3 925 797 26.4 19.4 65 7.0 21.4 300 7 306.3 309.2 297.3 352.9 15.51 4 903 1009 24.6 17.6 65 7.0 19.7 308 8 306.6 309.2 296.4 349.1 14.16 5 897 1067 24.0 17.0 65 7.0 19.1 322 8 306.5 309.1 296.1 347.8 13.72 6 892 1116 24.2 17.2 65 7.0 19.3 334 7 307.2 309.8 296.5 349.3 13.98 7 887 1165 24.0 16.0 61 8.0 18.5 347 7 307.5 310.0 295.9 346.8 13.00 8 881 1224 24.2 15.2 57 9.0 18.1 1 7 308.3 310.7 295.7 346.0 12.42 9 870 1334 23.4 13.4 53 10.0 16.7 20 11 308.6 310.7 294.9 342.5 11.17 10 868 1354 23.2 13.2 53 10.0 16.5 23 12 308.6 310.7 294.8 342.1 11.05 11 850 1537 22.8 9.8 44 13.0 14.5 50 18 310.0 311.7 293.7 337.6 8.98 12 778 2300 17.8 -0.2 30 18.0 8.0 85 28 312.6 313.5 291.1 327.9 4.85 13 700 3191 10.0 -2.0 43 12.0 3.8 90 28 313.6 314.5 291.3 328.5 4.72 14 608 4343 0.0 -3.8 76 3.8 -1.9 87 18 314.9 315.8 291.7 330.0 4.75 15 600 4449 -0.9 -3.7 81 2.8 -2.3 81 17 315.1 316.0 291.9 330.5 4.85 16 589 4597 -1.7 -3.4 88 1.7 -2.6 72 16 315.8 316.8 292.2 331.9 5.06 17 500 5890 -7.5 -15.5 53 8.0 -10.5 95 6 323.9 324.3 292.2 331.7 2.29 18 496 5952 -7.5 -17.5 45 10.0 -11.0 110 7 324.6 325.0 292.1 331.3 1.95 19 492 6015 -7.5 -19.5 38 12.0 -11.5 125 8 325.4 325.7 292.0 331.1 1.66 20 448 6739 -9.9 -23.9 31 14.0 -14.1 215 7 331.2 331.5 293.2 335.6 1.24 21 400 7600 -16.3 -24.3 50 8.0 -18.6 310 3 333.8 334.1 294.0 338.6 1.34 22 389 7810 -18.3 -25.3 54 7.0 -20.1 22 0 333.9 334.1 293.9 338.4 1.26 23 300 9700 -32.3 -43.3 33 11.0 -33.5 255 11 339.9 339.9 294.6 340.9 0.28 24 273 10358 -36.9 -50.9 22 14.0 -37.9 248 15 342.5 342.5 295.0 343.0 0.13 25 250 10960 -42.3 -55.3 23 13.0 -43.0 235 17 343.2 343.2 295.1 343.5 0.08 26 235 11375 -45.7 -55.7 31 10.0 -46.2 238 18 344.2 344.2 295.4 344.5 0.09 27 214 11992 -50.3 -63.3 20 13.0 -50.7 242 19 346.3 346.4 295.8 346.5 0.04 28 200 12430 -54.1 -64.1 28 10.0 -54.3 245 20 347.1 347.1 296.0 347.2 0.03 29 178 13165 -60.5 -65.0 55 4.5 -60.6 235 24 348.4 348.4 296.3 348.5 0.03 30 159 13858 -65.3 -72.3 37 7.0 -65.4 225 29 351.7 351.7 297.0 351.7 0.01 31 150 14210 -68.1 -75.1 36 7.0 -68.1 220 31 352.8 352.8 297.3 352.8 0.01 32 130 15052 -74.9 -79.9 46 5.0 -74.9 216 25 355.3 355.3 297.8 355.3 0.01 33 125 15278 -76.1 -81.1 45 5.0 -76.1 217 24 357.2 357.2 298.1 357.2 0.00 34 115 15755 -78.9 -83.7 45 4.8 -78.9 255 22 360.6 360.6 298.8 360.6 0.00 35 113 15854 -79.1 -84.1 44 5.0 -79.1 263 22 362.0 362.0 299.1 362.0 0.00 36 108 16111 -78.5 -84.5 37 6.0 -78.5 284 21 367.9 367.9 300.2 367.9 0.00 37 106 16217 -78.3 -84.3 37 6.0 -78.3 293 20 370.2 370.2 300.6 370.2 0.00 38 100 16550 -77.1 -84.1 32 7.0 -77.1 320 19 378.8 378.8 302.1 378.8 0.00 39 70 18630 -73.7 -85.7 14 12.0 -73.7 165 10 426.7 426.7 308.5 426.7 0.00 40 61 19443 -69.9 -83.9 11 14.0 -70.0 130 14 452.3 452.3 311.1 452.3 0.01 41 50 20640 -65.9 -83.9 6 18.0 -66.2 80 20 488.2 488.2 314.1 488.2 0.01 42 45 21278 -66.9 -85.9 5 19.0 -67.2 75 26 500.7 500.7 315.0 500.7 0.01 43 37 22470 -63.5 -84.5 4 21.0 -64.0 84 31 538.3 538.3 317.4 538.3 0.01 44 34 22991 -62.1 -84.1 4 22.0 -62.7 89 34 555.1 555.1 318.4 555.2 0.01 45 32 23367 -60.9 -82.9 4 22.0 -61.7 92 35 568.0 568.0 319.0 568.1 0.01 46 30 23770 -58.9 -81.9 4 23.0 -59.9 95 37 584.1 584.1 319.9 584.2 0.02 47 29 23984 -58.3 -81.3 4 23.0 -59.4 93 37 591.4 591.4 320.2 591.5 0.02 48 26 24675 -56.9 -79.9 4 23.0 -58.3 89 37 614.1 614.2 321.2 614.3 0.03 49 24 25183 -57.3 -79.3 5 22.0 -58.7 88 38 627.2 627.2 321.8 627.4 0.03 50 22 25738 -54.7 -77.7 4 23.0 -56.8 87 40 650.8 650.8 322.7 651.1 0.04 51 20 26350 -53.9 -75.9 5 22.0 -56.2 85 42 671.2 671.2 323.5 671.7 0.06 52 19 26680 -53.9 -75.9 5 22.0 -56.3 88 44 681.1 681.1 323.8 681.7 0.07 53 18 27028 -53.5 -76.5 4 23.0 -56.2 91 45 693.0 693.0 324.2 693.5 0.06 54 15 28217 -48.1 -73.1 4 25.0 -52.8 97 45 748.0 748.1 325.9 749.2 0.13 55 10 30930 -41.7 -65.7 6 24.0 -50.4 105 40 863.9 864.2 328.8 869.9 0.56 56 9.0 31642 -43.1 -66.1 6 23.0 -51.5 884.9 885.2 329.2 891.4 0.59 57 8.5 32027 -42.9 -67.9 5 25.0 -51.8 900.3 900.6 329.5 905.7 0.48 TRP 870 1334 23.4 13.4 53 10.0 16.7 20 11 308.6 310.7 294.9 342.5 11.17 WND Sounding variables and indices 1000-500 mb thick: 5793.00 m Freezing level: 608.00 mb = 4343.26 m = 14249.36 ft Wetbulb zero: 638.34 mb = 3945.00 m = 12942.76 ft Precipitable water: 1.54 inches Sfc-500 mean rel hum: 56.36 % Est. max temperature: 36.06 C = 96.92 F Sfc-Lift cond lev (LCL): 829.07 mb = 1751.95 m = 5747.79 ft T: 21.39 C 700-500 lapse rate: 6.48 C/km ThetaE index: 21.48 C Layer 887.0- 700.0 mb Conv cond level (CCL): 761.47 mb = 2481.24 m = 8140.45 ft Mean mixing ratio: 15.40 g/kg Conv temperature: 38.32 C = 100.98 F Cap Strength: 3.82 C Lifted Index: -5.64 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.54 C Lifted Index @700 mb: -1.42 C Showalter Index: 0.33 C Risk: Thunderstorms probable Total Totals Index: 47.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.30 C Cross Totals Index: 17.30 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 159.60 Risk: None Energy Index: -1.13 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1913.63 J/kg Max Up Vert Vel: 61.86 m/s Conv Inhibition (B-): 135.80 J/kg Cap Strength: 3.82 C Lift Cond Lev (LCL): 829.41 mb = 1748.39 m = 5736.11 ft Lev Free Conv (LFC): 724.41 mb = 2901.91 m = 9520.60 ft Equ Level (EL): 144.41 mb = 14433.33 m = 47352.87 ft B at Equ Level: 1908.26 J/kg Max Parcel Lev (MPL): 74.41 mb = 18273.39 m = 59951.33 ft Wind level data Storm motion: 111 at 13 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 ---------------------------------------------------------- 0 985 227 280 14 13.8 -2.4 | 285 27 26.0 -7.0 1 977 305 265 3 3.0 0.3 | 286 16 15.2 -4.3 2 944 610 310 6 4.6 -3.9 | 297 19 16.8 -8.4 3 925 797 300 7 6.1 -3.5 | 294 20 18.2 -8.1 4 913 914 285 8 7.7 -2.1 | 288 21 19.9 -6.6 5 881 1219 360 7 -0.0 -7.0 | 314 17 12.2 -11.6 6 870 1334 20 11 -3.8 -10.3 | 331 17 8.4 -14.9 7 850 1537 50 18 -13.8 -11.6 | 6 16 -1.6 -16.1 8 821 1829 60 23 -19.9 -11.5 | 26 18 -7.8 -16.1 9 793 2134 75 26 -25.1 -6.7 | 49 17 -12.9 -11.3 10 765 2438 95 30 -29.9 2.6 | 84 18 -17.7 -2.0 11 738 2743 95 28 -27.9 2.4 | 82 16 -15.7 -2.1 12 700 3191 90 28 -28.0 0.0 | 74 16 -15.8 -4.6 13 660 3658 95 28 -27.9 2.4 | 82 16 -15.7 -2.1 14 612 4267 90 18 -18.0 0.0 | 52 7 -5.8 -4.6 15 567 4877 55 14 -11.5 -8.0 | 357 13 0.7 -12.6 16 500 5890 95 6 -6.0 0.5 | 303 7 6.2 -4.1 17 487 6096 145 10 -5.7 8.2 | 241 7 6.4 3.6 18 400 7600 310 3 2.3 -1.9 | 294 16 14.5 -6.5 19 399 7620 0 0 -0.0 -0.0 | 291 13 12.2 -4.6 20 324 9144 180 3 0.0 3.0 | 277 12 12.2 -1.6 21 300 9700 255 11 10.6 2.8 | 274 23 22.8 -1.7 22 261 10668 245 17 15.4 7.2 | 265 28 27.6 2.6 23 250 10960 235 17 13.9 9.8 | 259 27 26.1 5.2 24 200 12430 245 20 18.1 8.5 | 263 31 30.3 3.9 25 150 14210 220 31 19.9 23.7 | 239 37 32.1 19.2 26 125 15240 215 24 13.8 19.7 | 240 30 25.9 15.1 27 100 16550 320 19 12.2 -14.6 | 308 31 24.4 -19.1 28 74 18288 115 26 -23.6 11.0 | 119 13 -11.4 6.4 29 70 18630 165 10 -2.6 9.7 | 242 11 9.6 5.1 30 50 20640 80 20 -19.7 -3.5 | 43 11 -7.5 -8.1 31 45 21336 75 26 -25.1 -6.7 | 49 17 -12.9 -11.3 32 30 23770 95 37 -36.9 3.2 | 87 25 -24.7 -1.4 33 27 24384 90 36 -36.0 0.0 | 79 24 -23.8 -4.6 34 20 26350 85 42 -41.8 -3.7 | 74 31 -29.7 -8.2 35 17 27432 95 47 -46.8 4.1 | 89 35 -34.7 -0.5 36 10 30930 105 40 -38.6 10.4 | 102 27 -26.5 5.8 Wind Parameters Mean winds (0-6000m): 80.6 at 17.3 knts Storm direction: 110.6 at 13.0 knts Shear (0-3000m) pos: 7.2 neg: 0.4 tot: 7.6 10-3/s Storm rel Dir Shear (0-3000m): 149.4 deg Storm rel helicity (0-3000m) pos: 233.2 neg: -23.3 tot: 209.9 m^2/s^2 ave: 70.0 10^-3 m/s^2 rel: 0.65 Storm rel vorticity (0-3000m) horiz: 12.1 stream: 7.8 10^-3/s Energy-Hel index: 2.39 Bulk Rich Number: 29.43 Bulk Shear: 65.03 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 ------------------------------------------------------------------------------- 500 294 6 292 19| 8.6 0.0 8.6| 17.1 -2.5 14.6 29.3 0.19| 16.5 3.2 1000 303 6 295 19| 7.6 0.0 7.6| 60.5 -12.6 47.8 47.8 0.35| 14.4 5.0 1500 2 9 320 18| 11.3 0.0 11.3|143.5 -12.6 130.8 87.2 0.61| 16.1 9.8 2000 42 13 348 15| 10.5 0.0 10.5|199.8 -12.6 187.1 93.6 0.69| 15.3 10.5 2500 65 17 14 12| 8.7 0.0 8.7|233.2 -13.9 219.3 87.7 0.70| 14.1 9.8 3000 74 18 30 11| 7.2 0.4 7.6|233.2 -23.3 209.9 70.0 0.65| 12.1 7.8 4000 81 20 46 11| 5.3 1.2 6.5|241.9 -38.2 203.6 50.9 0.52| 10.6 5.5 5000 80 19 40 10| 4.0 1.8 5.8|241.9 -66.6 175.2 35.0 0.33| 9.9 3.2 6000 81 17 34 9| 3.2 1.5 4.7|243.0 -88.0 155.0 25.8 0.17| 9.7 1.7 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251012.12.gif