UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011212.upa.cvt Date: 1200Z 12 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 12 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 126 SFC 988 227 30.0 2.0 17 28.0 14.4 100 14 304.2 305.0 288.1 317.9 4.47 2 984 263 28.2 -0.8 15 29.0 12.9 93 15 302.7 303.4 286.7 314.0 3.66 3 976 336 27.4 -0.6 16 28.0 12.6 87 16 302.6 303.3 286.8 314.1 3.75 4 930 764 23.2 -0.8 20 24.0 10.7 96 16 302.6 303.3 286.9 314.4 3.87 5 925 811 22.8 -1.2 20 24.0 10.4 95 16 302.6 303.3 286.8 314.2 3.78 6 902 1029 21.4 -3.6 18 25.0 9.0 93 17 303.4 304.0 286.5 313.4 3.24 7 868 1360 18.6 -3.4 22 22.0 7.8 95 20 303.8 304.4 286.9 314.4 3.42 8 850 1539 17.2 -4.8 22 22.0 6.6 95 19 304.2 304.7 286.7 313.9 3.14 9 842 1619 16.6 -4.4 23 21.0 6.5 91 16 304.4 305.0 286.9 314.5 3.27 10 813 1916 15.0 -13.0 13 28.0 3.6 80 10 305.7 306.0 285.8 311.3 1.73 11 801 2041 16.0 80 10 308.1 12 770 2375 14.8 -28.2 4 43.0 1.4 57 10 310.3 310.4 286.0 312.0 0.49 13 740 2709 14.2 116 6 313.2 14 716 2986 12.6 119 7 314.4 15 700 3175 12.8 -33.2 3 46.0 -0.5 115 7 316.7 316.7 288.1 317.9 0.33 16 603 4401 2.8 -21.2 15 24.0 -5.3 359 3 318.9 319.1 289.6 322.9 1.17 17 600 4441 2.4 -21.6 15 24.0 -5.6 349 3 318.9 319.1 289.6 322.8 1.13 18 567 4895 0.0 -38.0 4 38.0 -8.7 240 2 321.3 321.3 289.4 322.2 0.25 19 565 4924 0.0 -39.0 3 39.0 -8.7 241 2 321.6 321.6 289.5 322.5 0.23 20 521 5567 -4.1 -34.1 8 30.0 -11.2 253 10 324.2 324.3 290.5 325.7 0.41 21 500 5890 -5.5 -26.5 17 21.0 -11.5 260 14 326.3 326.5 291.6 329.5 0.88 22 471 6357 -9.7 -26.7 24 17.0 -14.3 251 15 326.7 326.9 291.7 330.0 0.91 23 413 7360 -16.9 -36.9 16 20.0 -20.6 254 25 330.0 330.1 292.1 331.5 0.39 24 400 7600 -19.3 -37.3 19 18.0 -22.4 255 27 329.9 330.0 292.1 331.4 0.39 25 374 8095 -23.7 -38.7 24 15.0 -25.9 264 33 330.5 330.6 292.2 331.8 0.36 26 367 8233 -24.7 -39.7 24 15.0 -26.8 267 35 330.9 331.0 292.3 332.2 0.33 27 356 8455 -24.1 -48.1 9 24.0 -26.9 271 38 334.6 334.7 293.1 335.2 0.14 28 300 9680 -33.5 -52.5 13 19.0 -35.0 275 51 338.2 338.2 294.0 338.6 0.10 29 273 10333 -38.7 -57.7 12 19.0 -39.7 265 56 339.9 339.9 294.3 340.1 0.06 30 250 10930 -43.1 -61.1 12 18.0 -43.8 255 67 342.0 342.0 294.8 342.2 0.04 31 208 12139 -53.9 -62.9 32 9.0 -54.1 243 63 343.5 343.5 295.2 343.7 0.04 32 200 12390 -55.3 -65.3 28 10.0 -55.5 240 62 345.2 345.2 295.6 345.3 0.03 33 182 12986 -58.9 -69.9 23 11.0 -59.0 238 66 348.8 348.8 296.4 348.8 0.02 34 179 13091 -59.5 -70.5 23 11.0 -59.6 237 67 349.5 349.5 296.5 349.5 0.02 35 161 13748 -63.2 -74.8 19 11.6 -63.3 235 71 353.9 353.9 297.5 354.0 0.01 36 150 14180 -65.7 -77.7 17 12.0 -65.8 245 66 356.9 356.9 298.1 356.9 0.01 37 148 14262 -66.3 -78.3 17 12.0 -66.4 245 66 357.2 357.2 298.1 357.3 0.01 38 145 14386 -67.3 -78.3 20 11.0 -67.4 244 65 357.6 357.6 298.2 357.6 0.01 39 134 14859 -70.3 -82.3 16 12.0 -70.4 242 62 360.4 360.4 298.8 360.4 0.00 40 123 15366 -72.3 -83.3 18 11.0 -72.3 240 57 365.7 365.7 299.8 365.7 0.00 41 108 16126 -75.7 -87.7 14 12.0 -75.7 240 35 373.2 373.2 301.1 373.2 0.00 42 100 16570 -77.5 -87.5 19 10.0 -77.5 240 22 378.0 378.0 301.9 378.0 0.00 43 90 17170 -78.7 -88.7 18 10.0 -78.7 259 18 387.2 387.2 303.3 387.2 0.00 44 83 17627 -81.7 -92.7 14 11.0 -81.7 273 15 390.1 390.1 303.8 390.1 0.00 45 77 18043 -84.9 -94.9 15 10.0 -84.9 287 12 391.9 391.9 304.0 391.9 0.00 46 76 18115 -84.9 -93.9 19 9.0 -84.9 289 11 393.4 393.4 304.3 393.4 0.00 47 70 18570 -82.7 -90.7 24 8.0 -82.7 245 12 407.5 407.5 306.2 407.5 0.00 48 64 19078 -76.5 -84.5 27 8.0 -76.6 210 11 431.6 431.6 309.0 431.7 0.00 49 50 20540 -65.5 -78.5 15 13.0 -65.8 115 10 489.1 489.1 314.2 489.2 0.02 50 48 20788 -65.3 -79.3 13 14.0 -65.6 106 8 495.4 495.4 314.6 495.4 0.02 51 41 21744 -66.1 -84.1 6 18.0 -66.4 88 9 516.2 516.2 316.1 516.2 0.01 52 39 22048 -65.9 -84.9 5 19.0 -66.2 90 12 524.1 524.1 316.6 524.2 0.01 53 32 23265 -59.7 -81.7 4 22.0 -60.6 97 25 571.2 571.3 319.2 571.4 0.02 54 30 23670 -57.7 -79.7 4 22.0 -58.9 100 29 587.3 587.3 320.0 587.5 0.02 55 28 24104 -58.1 -79.1 5 21.0 -59.3 97 30 597.9 597.9 320.5 598.1 0.03 56 24 25079 -55.5 -77.5 5 22.0 -57.2 104 28 632.4 632.5 322.0 632.8 0.04 57 21 25929 -55.1 -76.1 6 21.0 -57.1 116 25 658.3 658.3 323.0 658.7 0.06 58 20 26240 -55.9 -75.9 6 20.0 -57.8 120 24 665.1 665.1 323.3 665.6 0.06 59 16 27653 -58.1 -77.1 7 19.0 -59.9 110 14 701.7 701.7 324.5 702.3 0.07 60 14 28495 -57.7 -76.7 7 19.0 -59.8 730.4 730.4 325.4 731.1 0.08 61 12 29477 -53.5 -73.5 7 20.0 -56.9 778.2 778.3 326.7 779.7 0.15 62 12 29477 -53.3 -73.3 7 20.0 -56.8 778.9 779.0 326.7 780.4 0.16 63 12 29477 -53.9 -75.9 5 22.0 -57.3 776.8 776.8 326.7 777.8 0.11 TRP 868 1360 18.6 -3.4 22 22.0 7.8 95 20 303.8 304.4 286.9 314.4 3.42 WND 161 13748 -63.2 -74.8 19 11.6 -63.3 235 71 353.9 353.9 297.5 354.0 0.01 Sounding variables and indices 1000-500 mb thick: 5764.00 m Freezing level: 565.00 mb = 4923.74 m = 16153.80 ft Wetbulb zero: 718.95 mb = 2951.41 m = 9682.99 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 12.52 % Est. max temperature: 30.34 C = 86.62 F Sfc-Lift cond lev (LCL): 654.91 mb = 3722.32 m = 12212.20 ft T: 8.34 C 700-500 lapse rate: 6.74 C/km ThetaE index: 3.90 C Layer 984.0- 976.0 mb Conv cond level (CCL): 462.45 mb = 6496.50 m = 21313.72 ft Mean mixing ratio: 3.66 g/kg Conv temperature: 52.94 C = 127.29 F Cap Strength: 13.40 C Lifted Index: 14.28 C Risk: None Lifted Index @300 mb: 17.40 C Lifted Index @700 mb: 12.46 C Showalter Index: 14.40 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 0.70 C K Index: -28.10 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.35 J/kg Max Up Vert Vel: 2.95 m/s Conv Inhibition (B-): 41297.70 J/kg Cap Strength: 14.30 C Lift Cond Lev (LCL): 640.26 mb = 3908.30 m = 12822.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 125 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 ---------------------------------------------------------- 0 988 227 100 14 -13.8 2.4 | 79 8 -8.1 -1.5 1 979 305 85 16 -15.9 -1.4 | 63 12 -10.3 -5.3 2 946 610 100 16 -15.8 2.8 | 83 10 -10.1 -1.2 3 925 811 95 16 -15.9 1.4 | 76 11 -10.3 -2.5 4 914 914 95 16 -15.9 1.4 | 76 11 -10.3 -2.5 5 882 1219 90 19 -19.0 0.0 | 74 14 -13.3 -3.9 6 868 1360 95 20 -19.9 1.7 | 81 14 -14.3 -2.2 7 850 1539 95 19 -18.9 1.7 | 80 13 -13.3 -2.3 8 821 1829 80 9 -8.9 -1.6 | 30 6 -3.2 -5.5 9 792 2134 80 11 -10.8 -1.9 | 41 8 -5.2 -5.8 10 764 2438 50 10 -7.7 -6.4 | 11 11 -2.0 -10.4 11 737 2743 125 6 -4.9 3.4 | 304 1 0.7 -0.5 12 700 3175 115 7 -6.3 3.0 | 35 1 -0.7 -1.0 13 659 3658 35 2 -1.1 -1.6 | 321 7 4.5 -5.6 14 611 4267 25 3 -1.3 -2.7 | 327 8 4.4 -6.7 15 567 4877 240 2 1.7 1.0 | 292 8 7.4 -2.9 16 500 5890 260 14 13.8 2.4 | 274 20 19.5 -1.5 17 487 6096 250 13 12.2 4.4 | 268 18 17.9 0.5 18 400 7600 255 27 26.1 7.0 | 265 32 31.7 3.1 19 399 7620 255 26 25.1 6.7 | 265 31 30.8 2.8 20 323 9144 285 48 46.4 -12.4 | 287 55 52.0 -16.4 21 300 9680 275 51 50.8 -4.4 | 278 57 56.5 -8.4 22 260 10668 260 58 57.1 10.1 | 264 63 62.8 6.1 23 250 10930 255 67 64.7 17.3 | 259 72 70.4 13.4 24 200 12390 240 62 53.7 31.0 | 245 65 59.4 27.1 25 161 13748 235 71 58.2 40.7 | 240 74 63.8 36.8 26 150 14180 245 66 59.8 27.9 | 250 70 65.5 24.0 27 125 15240 240 60 52.0 30.0 | 246 63 57.6 26.1 28 100 16570 240 22 19.1 11.0 | 254 26 24.7 7.1 29 74 18288 295 10 9.1 -4.2 | 299 17 14.7 -8.2 30 70 18570 245 12 10.9 5.1 | 266 17 16.5 1.1 31 50 20540 115 10 -9.1 4.2 | 95 3 -3.4 0.3 32 44 21336 85 5 -5.0 -0.4 | 351 4 0.7 -4.4 33 30 23670 100 29 -28.6 5.0 | 93 23 -22.9 1.1 34 27 24384 95 30 -29.9 2.6 | 87 24 -24.2 -1.3 35 20 26240 120 24 -20.8 12.0 | 118 17 -15.1 8.1 36 14 27432 105 10 -9.7 2.6 | 71 4 -4.0 -1.3 Wind Parameters Mean winds (0-6000m): 94.8 at 9.2 knts Storm direction: 124.8 at 6.9 knts Shear (0-3000m) pos: 1.4 neg: 1.3 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -65.3 deg Storm rel helicity (0-3000m) pos: 23.6 neg: -43.5 tot: -19.9 m^2/s^2 ave: -6.6 10^-3 m/s^2 rel: -0.22 Storm rel vorticity (0-3000m) horiz: 7.9 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.74 Bulk Shear: 5.85 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 94 16 74 11| 0.0 2.2 2.2| 10.1 -8.5 1.6 3.2 0.02| 8.9 0.2 1000 94 16 75 11| 0.0 3.0 3.0| 10.1 -11.5 -1.4 -1.4 -0.06| 6.5 -0.4 1500 93 17 75 12| 0.0 1.3 1.3| 16.5 -25.9 -9.5 -6.3 -0.19| 7.6 -1.4 2000 91 15 69 10| 0.0 1.8 1.8| 18.9 -34.8 -15.9 -7.9 -0.25| 7.6 -1.9 2500 89 14 63 9| 1.7 1.4 3.1| 23.5 -43.3 -19.9 -8.0 -0.23| 9.0 -2.1 3000 91 13 62 8| 1.4 1.3 2.8| 23.6 -43.5 -19.9 -6.6 -0.22| 7.9 -1.7 4000 89 10 49 6| 1.1 1.8 2.9| 24.8 -49.7 -24.9 -6.2 -0.26| 7.0 -1.8 5000 89 9 38 5| 0.8 1.7 2.5| 24.8 -68.1 -43.3 -8.7 -0.34| 6.6 -2.2 6000 95 9 48 5| 1.1 1.5 2.6| 25.3 -81.8 -56.5 -9.4 -0.33| 6.5 -2.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260112.12.gif