UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 10 JAN 26 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 142 SFC 990 227 29.4 0.4 15 29.0 13.7 90 14 303.4 304.2 287.3 315.6 3.97 2 984 281 27.4 -2.6 14 30.0 12.1 83 13 301.9 302.5 285.9 311.8 3.20 3 978 335 26.8 -3.2 14 30.0 11.7 81 13 301.9 302.4 285.8 311.3 3.08 4 925 824 21.2 -2.8 20 24.0 9.3 90 12 301.0 301.6 285.8 311.2 3.36 5 909 975 22.0 -3.0 19 25.0 9.5 78 16 303.3 303.9 286.6 313.7 3.37 6 896 1099 21.4 -3.6 18 25.0 9.0 64 18 303.9 304.6 286.8 314.0 3.27 7 869 1363 21.6 -9.4 12 31.0 7.5 55 16 306.8 307.2 286.6 313.7 2.15 8 850 1554 20.2 -7.8 14 28.0 7.2 50 15 307.3 307.8 287.2 315.2 2.50 9 765 2451 14.2 -5.8 25 20.0 4.6 128 3 310.2 310.8 288.9 320.5 3.24 10 700 3193 9.6 -21.4 9 31.0 -1.1 70 9 313.1 313.3 287.6 316.5 0.99 11 656 3728 6.8 -32.2 4 39.0 -3.8 65 6 315.8 315.9 287.8 317.2 0.39 12 621 4176 4.8 -21.2 13 26.0 -4.1 101 9 318.5 318.7 289.5 322.4 1.13 13 600 4456 3.6 -25.4 10 29.0 -5.4 103 10 320.3 320.4 289.7 323.1 0.81 14 582 4702 2.4 -28.6 8 31.0 -6.6 93 11 321.7 321.8 289.9 323.9 0.62 15 564 4955 0.6 -20.4 19 21.0 -6.7 90 11 322.5 322.7 290.9 327.1 1.34 16 555 5084 0.0 -27.0 11 27.0 -7.9 102 12 323.2 323.4 290.6 325.9 0.75 17 503 5863 -5.7 -40.7 4 35.0 -12.7 171 19 325.5 325.6 290.7 326.4 0.22 18 500 5910 -5.9 -40.9 4 35.0 -12.9 175 19 325.8 325.9 290.7 326.7 0.21 19 437 6951 -13.7 -24.7 39 11.0 -16.7 213 16 328.8 329.0 292.5 333.0 1.18 20 409 7452 -16.3 -30.3 29 14.0 -19.5 233 14 331.7 331.8 292.9 334.5 0.75 21 405 7526 -16.3 -32.3 24 16.0 -19.8 236 13 332.6 332.7 293.0 335.0 0.63 22 400 7620 -16.5 -38.5 13 22.0 -20.5 240 13 333.5 333.6 293.0 334.9 0.34 23 370 8201 -20.9 -37.9 20 17.0 -23.8 223 19 335.2 335.3 293.5 336.7 0.39 24 354 8525 -23.9 -38.9 24 15.0 -26.2 230 23 335.4 335.5 293.6 336.9 0.37 25 300 9710 -33.1 -54.1 10 21.0 -34.7 235 33 338.7 338.7 294.1 339.1 0.08 26 297 9780 -33.7 -54.7 10 21.0 -35.2 236 33 338.8 338.9 294.1 339.2 0.08 27 284 10091 -36.7 -56.7 11 20.0 -37.9 239 35 338.9 338.9 294.1 339.2 0.06 28 273 10363 -38.3 -59.3 9 21.0 -39.4 242 36 340.4 340.5 294.5 340.6 0.05 29 267 10515 -39.5 -59.5 10 20.0 -40.5 243 37 340.9 340.9 294.6 341.1 0.05 30 259 10721 -40.9 -60.9 10 20.0 -41.8 248 39 341.8 341.8 294.8 342.0 0.04 31 250 10960 -42.9 -62.9 9 20.0 -43.6 260 44 342.3 342.3 294.9 342.4 0.03 32 249 10987 -43.3 -62.3 11 19.0 -44.0 259 44 342.1 342.1 294.8 342.2 0.04 33 213 12022 -49.7 -71.7 6 22.0 -50.1 238 46 347.7 347.7 296.1 347.8 0.01 34 200 12430 -53.5 -74.5 6 21.0 -53.8 230 47 348.0 348.0 296.2 348.1 0.01 35 168 13527 -63.3 -74.3 21 11.0 -63.4 224 46 349.5 349.5 296.5 349.6 0.01 36 164 13675 -63.9 -75.9 18 12.0 -64.0 223 46 350.9 350.9 296.8 351.0 0.01 37 150 14220 -65.7 -79.7 13 14.0 -65.8 220 45 356.9 356.9 298.1 356.9 0.00 38 131 15031 -71.3 -86.3 9 15.0 -71.3 216 44 361.0 361.0 298.9 361.0 0.00 39 111 15991 -79.1 -91.1 12 12.0 -79.1 218 34 363.9 363.9 299.4 363.9 0.00 40 105 16305 -81.1 -93.1 11 12.0 -81.1 219 29 365.9 365.9 299.8 365.9 0.00 41 104 16359 -81.1 -93.1 11 12.0 -81.1 219 28 366.9 366.9 300.0 366.9 0.00 42 100 16580 -80.7 -91.7 14 11.0 -80.7 220 25 371.8 371.8 300.9 371.8 0.00 43 90 17168 -82.3 -93.3 13 11.0 -82.3 182 19 380.0 380.0 302.2 380.0 0.00 44 84 17555 -79.5 -89.5 18 10.0 -79.5 157 15 393.3 393.3 304.3 393.3 0.00 45 70 18590 -77.5 -88.5 15 11.0 -77.6 65 10 418.6 418.6 307.6 418.6 0.00 46 69 18673 -77.3 -88.3 16 11.0 -77.3 65 10 420.7 420.7 307.8 420.7 0.00 47 65 19015 -77.9 -89.9 13 12.0 -77.9 66 8 426.7 426.7 308.4 426.7 0.00 48 56 19884 -71.1 -83.1 15 12.0 -71.2 68 5 460.8 460.8 311.8 460.8 0.01 49 50 20560 -68.5 -82.5 12 14.0 -68.7 70 3 482.1 482.1 313.6 482.1 0.01 50 45 21193 -66.1 -83.1 8 17.0 -66.4 74 10 502.6 502.6 315.1 502.7 0.01 51 39 22062 -64.1 -85.1 4 21.0 -64.6 83 11 528.7 528.7 316.8 528.7 0.01 52 34 22902 -62.7 -82.7 5 20.0 -63.3 92 11 553.5 553.5 318.3 553.6 0.01 53 30 23680 -58.1 -80.1 4 22.0 -59.2 100 11 586.2 586.3 320.0 586.4 0.02 54 25 24840 -54.7 -76.7 5 22.0 -56.5 107 11 627.4 627.4 321.8 627.7 0.04 55 22 25655 -56.9 -76.9 6 20.0 -58.5 129 14 644.2 644.2 322.4 644.6 0.05 56 20 26260 -56.7 -76.7 6 20.0 -58.5 145 17 662.6 662.6 323.2 663.1 0.06 57 18 26924 -56.3 -76.3 6 20.0 -58.3 67 10 684.2 684.2 323.9 684.7 0.07 58 13 29003 -51.3 -72.3 6 21.0 -55.2 326 16 768.2 768.3 326.5 769.8 0.17 59 11 30089 -49.5 -69.5 8 20.0 -54.4 297 23 812.3 812.5 327.6 815.4 0.30 60 10 30710 -49.9 280 27 833.3 61 9.7 30909 -49.7 841.3 TRP 869 1363 21.6 -9.4 12 31.0 7.5 55 16 306.8 307.2 286.6 313.7 2.15 WND Sounding variables and indices 1000-500 mb thick: 5768.00 m Freezing level: 555.00 mb = 5084.03 m = 16679.69 ft Wetbulb zero: 712.51 mb = 3045.02 m = 9990.09 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 13.22 % Est. max temperature: 33.61 C = 92.49 F Sfc-Lift cond lev (LCL): 646.05 mb = 3853.10 m = 12641.25 ft T: 6.24 C 700-500 lapse rate: 5.70 C/km ThetaE index: 4.34 C Layer 984.0- 909.0 mb Conv cond level (CCL): 445.37 mb = 6804.22 m = 22323.29 ft Mean mixing ratio: 3.27 g/kg Conv temperature: 54.28 C = 129.70 F Cap Strength: 15.10 C Lifted Index: 15.06 C Risk: None Lifted Index @300 mb: 19.09 C Lifted Index @700 mb: 9.93 C Showalter Index: 13.24 C Risk: None Total Totals Index: 24.20 C Risk: None Vertical Totals Index: 26.10 C Cross Totals Index: -1.90 C K Index: -12.70 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.38 J/kg Max Up Vert Vel: 4.77 m/s Conv Inhibition (B-): 55321.90 J/kg Cap Strength: 15.07 C Lift Cond Lev (LCL): 631.91 mb = 4034.03 m = 13234.83 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 128 at 9 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 ---------------------------------------------------------- 0 990 227 90 14 -14.0 0.0 | 54 9 -7.3 -5.3 1 981 305 80 13 -12.8 -2.3 | 39 10 -6.1 -7.6 2 948 610 95 10 -10.0 0.9 | 36 6 -3.3 -4.4 3 925 824 90 12 -12.0 0.0 | 45 8 -5.3 -5.3 4 915 914 85 15 -14.9 -1.3 | 51 11 -8.2 -6.6 5 884 1219 50 20 -15.3 -12.9 | 25 20 -8.6 -18.2 6 869 1363 55 16 -13.1 -9.2 | 24 16 -6.4 -14.5 7 850 1554 50 15 -11.5 -9.6 | 18 16 -4.8 -15.0 8 823 1829 85 12 -12.0 -1.0 | 40 8 -5.3 -6.4 9 794 2134 75 7 -6.8 -1.8 | 1 7 -0.1 -7.1 10 765 2438 125 3 -2.5 1.7 | 310 6 4.2 -3.6 11 738 2743 295 6 5.4 -2.5 | 303 14 12.1 -7.8 12 700 3193 70 9 -8.5 -3.1 | 12 9 -1.8 -8.4 13 661 3658 60 6 -5.2 -3.0 | 350 8 1.5 -8.3 14 613 4267 110 10 -9.4 3.4 | 55 3 -2.7 -1.9 15 568 4877 85 11 -11.0 -1.0 | 34 8 -4.3 -6.3 16 500 5910 175 19 -1.7 18.9 | 200 15 5.0 13.6 17 488 6096 180 20 0.0 20.0 | 205 16 6.7 14.7 18 400 7620 240 13 11.3 6.5 | 266 18 18.0 1.2 19 400 7620 210 10 5.0 8.7 | 254 12 11.7 3.3 20 324 9144 245 33 29.9 13.9 | 257 38 36.6 8.6 21 300 9710 235 33 27.0 18.9 | 248 36 33.7 13.6 22 261 10668 245 38 34.4 16.1 | 255 43 41.1 10.7 23 250 10960 260 44 43.3 7.6 | 267 50 50.0 2.3 24 200 12430 230 47 36.0 30.2 | 240 49 42.7 24.9 25 150 14220 220 45 28.9 34.5 | 231 46 35.6 29.2 26 126 15240 215 44 25.2 36.0 | 226 44 31.9 30.7 27 100 16580 220 25 16.1 19.2 | 239 27 22.8 13.8 28 74 18288 110 7 -6.6 2.4 | 358 3 0.1 -2.9 29 70 18590 65 10 -9.1 -4.2 | 14 10 -2.4 -9.5 30 50 20560 70 3 -2.8 -1.0 | 329 7 3.9 -6.3 31 44 21336 75 11 -10.6 -2.8 | 26 9 -3.9 -8.2 32 30 23680 100 11 -10.8 1.9 | 51 5 -4.1 -3.4 33 27 24384 95 9 -9.0 0.8 | 27 5 -2.3 -4.5 34 20 26260 145 17 -9.8 13.9 | 160 9 -3.1 8.6 35 17 27432 10 5 -0.9 -4.9 | 330 12 5.8 -10.2 36 10 30710 280 27 26.6 -4.7 | 287 35 33.3 -10.0 Wind Parameters Mean winds (0-6000m): 98.4 at 11.4 knts Storm direction: 128.4 at 8.5 knts Shear (0-3000m) pos: 2.0 neg: 2.8 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): -43.8 deg Storm rel helicity (0-3000m) pos: 86.4 neg: -63.4 tot: 23.1 m^2/s^2 ave: 7.7 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 13.5 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 18.79 Bulk Shear: 0.61 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 88 12 40 8| 3.0 0.0 3.0| 1.0 -6.2 -5.2 -10.5 -0.29| 7.4 -2.1 1000 79 14 40 10| 1.5 7.1 8.6| 3.6 -33.9 -30.3 -30.3 -0.33| 11.8 -3.9 1500 70 14 33 12| 3.7 4.7 8.4| 14.2 -42.2 -28.0 -18.7 -0.19| 11.6 -2.2 2000 72 13 31 11| 4.6 3.5 8.2| 17.4 -54.1 -36.7 -18.4 -0.26| 11.3 -2.9 2500 72 11 25 10| 3.7 3.4 7.1| 29.4 -63.4 -34.0 -13.6 -0.24| 12.4 -2.9 3000 70 11 20 10| 2.0 2.8 4.8| 86.4 -63.4 23.1 7.7 0.03| 13.5 0.4 4000 72 10 18 9| 2.3 2.2 4.5| 95.0 -69.7 25.4 6.3 0.05| 11.4 0.6 5000 79 10 24 8| 2.4 1.9 4.4|106.3 -71.9 34.4 6.9 0.10| 10.3 1.1 6000 98 11 51 6| 3.2 1.6 4.8|154.5 -71.9 82.5 13.8 0.23| 10.4 2.4 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260110.12.gif