UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101300.upa.cvt Date: 0000Z 13 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 13 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 95 SFC 985 227 30.6 22.6 62 8.0 24.7 210 8 305.1 308.4 298.4 358.3 17.79 2 972 347 30.0 22.0 62 8.0 24.1 206 11 305.6 308.9 298.2 357.7 17.37 3 957 487 29.8 21.8 62 8.0 23.9 208 14 306.8 310.0 298.5 359.3 17.43 4 925 793 28.6 18.6 55 10.0 21.5 195 9 308.6 311.3 297.3 353.2 14.74 5 859 1448 24.6 8.6 36 16.0 14.6 100 11 311.0 312.5 293.4 336.2 8.19 6 850 1540 24.0 7.0 34 17.0 13.6 100 13 311.3 312.7 292.9 334.2 7.41 7 813 1927 21.4 0.4 25 21.0 9.7 97 19 312.5 313.4 291.1 327.8 4.84 8 700 3196 10.2 -2.8 40 13.0 3.5 65 30 313.8 314.6 291.1 327.9 4.45 9 615 4254 1.0 -7.0 55 8.0 -2.7 51 28 315.0 315.7 290.8 326.9 3.68 10 606 4373 0.0 -8.0 55 8.0 -3.6 49 28 315.2 315.9 290.7 326.4 3.45 11 600 4452 -0.7 -8.7 55 8.0 -4.2 49 27 315.3 315.9 290.6 326.0 3.30 12 576 4777 -2.9 -11.9 50 9.0 -6.5 46 26 316.4 316.9 290.3 325.2 2.67 13 563 4959 -0.9 -19.9 22 19.0 -7.4 44 24 320.9 321.1 290.5 325.7 1.40 14 539 5306 -1.7 -29.7 10 28.0 -9.3 37 18 323.9 324.1 290.6 326.1 0.60 15 500 5900 -5.1 -21.1 27 16.0 -10.4 25 7 326.8 327.1 292.2 331.8 1.42 16 475 6300 -8.1 -21.1 34 13.0 -12.3 46 7 327.9 328.2 292.6 333.2 1.50 17 456 6615 -10.1 -22.1 37 12.0 -13.8 70 7 329.3 329.6 292.9 334.3 1.43 18 448 6751 -10.7 -20.7 44 10.0 -13.9 81 7 330.2 330.5 293.3 336.0 1.64 19 426 7135 -13.5 -25.5 36 12.0 -16.8 112 7 331.4 331.6 293.2 335.5 1.13 20 400 7610 -16.7 -24.7 50 8.0 -18.9 150 7 333.3 333.5 293.8 337.9 1.29 21 398 7648 -16.9 -24.9 50 8.0 -19.1 162 6 333.5 333.8 293.9 338.1 1.27 22 379 8013 -19.5 -28.5 45 9.0 -21.6 189 7 334.8 335.0 293.9 338.3 0.96 23 363 8333 -21.7 -29.7 48 8.0 -23.5 213 7 336.0 336.2 294.1 339.3 0.90 24 300 9710 -31.9 -44.9 26 13.0 -33.3 240 9 340.4 340.5 294.6 341.3 0.23 25 250 10970 -41.9 -56.9 18 15.0 -42.6 235 11 343.8 343.8 295.3 344.1 0.07 26 248 11024 -42.3 -57.3 18 15.0 -43.0 235 11 344.0 344.0 295.3 344.2 0.07 27 218 11882 -49.3 -62.3 20 13.0 -49.7 241 12 346.1 346.1 295.8 346.2 0.04 28 200 12440 -53.9 -66.9 19 13.0 -54.2 245 12 347.4 347.4 296.1 347.5 0.02 29 198 12505 -54.5 -67.5 19 13.0 -54.8 245 12 347.5 347.5 296.1 347.6 0.02 30 166 13613 -63.5 -73.5 24 10.0 -63.6 239 16 350.4 350.4 296.7 350.4 0.01 31 158 13916 -65.9 -75.9 24 10.0 -66.0 237 17 351.3 351.3 296.9 351.3 0.01 32 150 14230 -68.1 -78.1 23 10.0 -68.2 235 18 352.8 352.8 297.3 352.8 0.01 33 140 14642 -70.9 -79.9 25 9.0 -70.9 253 15 354.9 354.9 297.7 354.9 0.00 34 132 14989 -72.7 -82.7 21 10.0 -72.8 269 13 357.7 357.7 298.2 357.7 0.00 35 126 15261 -74.5 -83.5 24 9.0 -74.5 282 11 359.2 359.2 298.5 359.3 0.00 36 118 15641 -75.7 -84.7 23 9.0 -75.7 299 8 363.8 363.8 299.4 363.8 0.00 37 115 15790 -76.3 -85.3 23 9.0 -76.3 300 7 365.4 365.4 299.7 365.4 0.00 38 114 15840 -76.3 -85.3 23 9.0 -76.3 289 7 366.3 366.3 299.9 366.3 0.00 39 101 16537 -76.9 -88.9 13 12.0 -76.9 147 11 378.1 378.1 301.9 378.1 0.00 40 100 16595 -76.9 -88.9 13 12.0 -76.9 135 11 379.1 379.1 302.1 379.2 0.00 41 83 17675 -73.5 -87.5 10 14.0 -73.6 129 19 406.8 406.8 306.1 406.8 0.00 42 74 18339 -77.9 -93.9 6 16.0 -77.9 125 24 411.1 411.1 306.6 411.1 0.00 43 70 18660 -73.9 -91.9 5 18.0 -74.0 85 6 426.3 426.3 308.4 426.3 0.00 44 50 20690 -65.9 -90.9 2 25.0 -66.2 85 20 488.2 488.2 314.1 488.2 0.00 45 38 22368 -61.7 -89.7 1 28.0 -62.3 85 29 538.8 538.8 317.5 538.8 0.00 46 34 23054 -62.1 -90.1 1 28.0 -62.7 85 37 555.1 555.1 318.3 555.1 0.00 47 30 23830 -60.1 -89.1 1 29.0 -61.0 85 47 580.8 580.8 319.7 580.8 0.00 48 29 24042 -59.5 -88.5 1 29.0 -60.5 85 47 588.1 588.1 320.0 588.1 0.01 49 27 24490 -58.7 -87.7 1 29.0 -59.9 84 48 602.5 602.5 320.7 602.5 0.01 50 26 24727 -58.7 -87.7 1 29.0 -59.9 82 47 609.0 609.0 321.0 609.1 0.01 51 24 25235 -54.3 -85.3 1 31.0 -56.3 79 46 635.9 635.9 322.2 636.0 0.01 52 20 26410 -51.9 -82.9 1 31.0 -54.8 70 44 677.3 677.3 323.7 677.5 0.02 53 17 27465 -52.1 -82.1 2 30.0 -55.4 75 47 708.9 708.9 324.7 709.1 0.03 54 16 27859 -51.5 -82.5 1 31.0 -55.1 76 46 723.3 723.3 325.1 723.5 0.03 55 15 28279 -51.1 -82.1 1 31.0 -54.9 77 45 738.1 738.1 325.6 738.3 0.03 56 14 28728 -51.5 -81.5 2 30.0 -55.4 79 44 751.4 751.4 326.0 751.7 0.04 57 12 29738 -47.9 -80.9 1 33.0 -53.6 82 41 798.0 798.1 327.2 798.5 0.05 58 10 30950 -45.1 -78.1 1 33.0 -52.7 85 38 851.2 851.2 328.4 852.1 0.09 59 9.9 31017 -45.1 -78.1 1 33.0 -52.7 853.6 853.7 328.5 854.6 0.09 60 9.7 31153 -45.1 -78.1 1 33.0 -52.8 858.6 858.7 328.6 859.6 0.09 TRP 859 1448 24.6 8.6 36 16.0 14.6 100 11 311.0 312.5 293.4 336.2 8.19 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 606.00 mb = 4372.66 m = 14345.81 ft Wetbulb zero: 651.62 mb = 3781.54 m = 12406.49 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 38.63 % Est. max temperature: 37.29 C = 99.12 F Sfc-Lift cond lev (LCL): 877.65 mb = 1257.62 m = 4125.99 ft T: 25.76 C 700-500 lapse rate: 5.66 C/km ThetaE index: 31.52 C Layer 925.0- 700.0 mb Conv cond level (CCL): 752.97 mb = 2577.26 m = 8455.47 ft Mean mixing ratio: 15.02 g/kg Conv temperature: 38.72 C = 101.69 F Cap Strength: 4.43 C Lifted Index: -3.30 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.26 C Lifted Index @700 mb: -1.25 C Showalter Index: 4.20 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 29.10 C Cross Totals Index: 12.10 C K Index: 23.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 117.00 Risk: None Energy Index: -0.40 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1796.18 J/kg Max Up Vert Vel: 59.94 m/s Conv Inhibition (B-): 173.01 J/kg Cap Strength: 4.43 C Lift Cond Lev (LCL): 811.82 mb = 1938.93 m = 6361.25 ft Lev Free Conv (LFC): 716.82 mb = 2994.61 m = 9824.72 ft Equ Level (EL): 146.82 mb = 14357.92 m = 47105.45 ft B at Equ Level: 1792.91 J/kg Max Parcel Lev (MPL): 76.82 mb = 18122.75 m = 59457.11 ft Wind level data Storm motion: 97 at 15 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 ---------------------------------------------------------- 0 985 227 210 8 4.0 6.9 | 255 19 18.7 5.0 1 977 305 205 10 4.2 9.1 | 249 20 18.9 7.2 2 944 610 210 16 8.0 13.9 | 242 26 22.7 12.0 3 925 793 195 9 2.3 8.7 | 248 18 17.0 6.8 4 912 914 175 8 -0.7 8.0 | 247 15 14.0 6.1 5 881 1219 110 5 -4.7 1.7 | 271 10 10.0 -0.2 6 859 1448 100 11 -10.8 1.9 | 270 4 3.9 0.0 7 850 1540 100 13 -12.8 2.3 | 259 2 1.9 0.4 8 822 1829 100 17 -16.7 3.0 | 117 2 -2.1 1.1 9 793 2134 90 23 -23.0 0.0 | 77 9 -8.3 -1.9 10 765 2438 85 23 -22.9 -2.0 | 65 9 -8.2 -3.9 11 738 2743 80 25 -24.6 -4.3 | 58 12 -9.9 -6.2 12 700 3196 65 30 -27.2 -12.7 | 41 19 -12.5 -14.6 13 661 3658 65 32 -29.0 -13.5 | 43 21 -14.3 -15.4 14 613 4267 50 28 -21.4 -18.0 | 19 21 -6.8 -19.9 15 568 4877 45 25 -17.7 -17.7 | 9 20 -3.0 -19.6 16 500 5900 25 7 -3.0 -6.3 | 305 14 11.7 -8.2 17 487 6096 30 7 -3.5 -6.1 | 305 14 11.2 -8.0 18 400 7610 150 7 -3.5 6.1 | 250 12 11.2 4.2 19 399 7620 160 6 -2.1 5.6 | 253 13 12.6 3.7 20 324 9144 275 8 8.0 -0.7 | 277 23 22.7 -2.6 21 300 9710 240 9 7.8 4.5 | 263 23 22.5 2.6 22 261 10668 235 10 8.2 5.7 | 260 23 22.9 3.8 23 250 10970 235 11 9.0 6.3 | 259 24 23.7 4.4 24 200 12440 245 12 10.9 5.1 | 263 26 25.6 3.2 25 150 14230 235 18 14.7 10.3 | 254 31 29.4 8.4 26 116 15240 305 7 5.7 -4.0 | 286 21 20.4 -5.9 27 100 15797 135 11 -7.8 7.8 | 230 9 6.9 5.9 28 73 18288 125 24 -19.7 13.8 | 157 13 -5.0 11.9 29 70 18660 85 6 -6.0 -0.5 | 286 9 8.7 -2.4 30 50 20690 85 20 -19.9 -1.7 | 55 6 -5.2 -3.6 31 45 21336 85 16 -15.9 -1.4 | 21 4 -1.3 -3.3 32 30 23830 85 47 -46.8 -4.1 | 79 33 -32.1 -6.0 33 27 24384 85 48 -47.8 -4.2 | 80 34 -33.1 -6.1 34 20 26410 70 44 -41.3 -15.0 | 58 32 -26.7 -16.9 35 17 27432 75 47 -45.4 -12.2 | 65 34 -30.7 -14.1 36 10 30950 85 38 -37.9 -3.3 | 77 24 -23.2 -5.2 Wind Parameters Mean winds (0-6000m): 67.3 at 19.7 knts Storm direction: 97.3 at 14.8 knts Shear (0-3000m) pos: 0.0 neg: 6.3 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 145.9 deg Storm rel helicity (0-3000m) pos: 23.7 neg: -59.7 tot: -36.0 m^2/s^2 ave: -12.0 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 10.0 stream: -2.2 10^-3/s Energy-Hel index: 0.27 Bulk Rich Number: 14.63 Bulk Shear: 122.75 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 ------------------------------------------------------------------------------- 500 207 13 246 22| 0.0 4.0 4.0| 5.4 -26.6 -21.2 -42.4 -0.32| 12.1 -3.9 1000 195 10 246 19| 0.0 5.3 5.3| 23.7 -27.6 -3.9 -3.9 0.06| 13.0 0.8 1500 161 10 235 14| 0.0 6.8 6.8| 23.7 -29.2 -5.4 -3.6 -0.04| 12.4 -0.5 2000 128 13 217 7| 0.0 7.2 7.2| 23.7 -34.7 -11.0 -5.5 -0.13| 11.6 -1.5 2500 110 15 190 3| 0.0 6.3 6.3| 23.7 -41.0 -17.3 -6.9 -0.17| 10.1 -1.7 3000 97 17 94 2| 0.0 6.3 6.3| 23.7 -59.7 -36.0 -12.0 -0.22| 10.0 -2.2 4000 81 21 47 8| 0.0 4.6 4.6| 27.3-105.2 -77.8 -19.5 -0.30| 8.8 -2.6 5000 71 22 33 11| 0.0 2.8 2.8| 27.3-157.0-129.6 -25.9 -0.39| 8.1 -3.2 6000 67 20 20 10| 0.3 1.5 1.8| 27.7-205.0-177.3 -29.6 -0.46| 8.0 -3.6 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251013.00.gif