UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010712.upa.cvt Date: 1200Z 7 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 7 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 114 SFC 987 227 34.4 -2.6 9 37.0 14.7 100 10 308.7 309.3 288.3 318.8 3.19 2 981 282 31.6 -6.4 8 38.0 12.8 93 10 306.4 306.9 286.8 314.1 2.41 3 975 338 31.0 -6.0 9 37.0 12.6 93 10 306.4 306.8 286.8 314.3 2.50 4 925 808 26.6 -5.4 12 32.0 10.7 105 15 306.5 307.0 287.2 315.2 2.76 5 868 1364 23.0 -5.0 15 28.0 9.1 85 17 308.4 309.0 288.1 318.0 3.03 6 850 1546 21.6 -4.4 17 26.0 8.6 75 15 308.8 309.4 288.4 319.0 3.24 7 787 2206 16.6 -7.4 19 24.0 5.4 71 18 310.3 310.8 288.5 319.2 2.78 8 761 2491 15.4 -11.6 14 27.0 3.7 78 17 312.0 312.4 288.3 318.7 2.07 9 700 3191 10.0 -8.0 27 18.0 1.7 80 15 313.6 314.1 289.7 323.2 2.99 10 677 3467 8.0 -8.0 31 16.0 0.7 86 14 314.3 314.9 290.0 324.3 3.09 11 611 4301 1.6 -16.4 25 18.0 -5.0 70 7 316.3 316.7 289.4 322.1 1.74 12 600 4447 2.0 -25.0 11 27.0 -6.2 73 7 318.4 318.6 289.2 321.4 0.84 13 570 4858 0.0 -15.0 31 15.0 -5.8 79 6 320.8 321.2 291.1 327.8 2.09 14 529 5450 -4.9 -15.9 42 11.0 -8.9 124 9 321.8 322.2 291.4 328.9 2.09 15 500 5890 -7.7 -25.7 22 18.0 -12.7 160 12 323.7 323.8 290.9 327.0 0.94 16 455 6618 -12.5 -30.5 21 18.0 -16.7 163 24 326.5 326.6 291.4 328.9 0.66 17 428 7083 -16.5 -29.5 32 13.0 -19.4 167 31 327.2 327.3 291.7 330.0 0.78 18 400 7590 -18.7 -35.7 21 17.0 -21.8 170 39 330.7 330.8 292.4 332.4 0.46 19 391 7759 -19.1 -35.1 23 16.0 -22.1 171 38 332.3 332.4 292.9 334.2 0.49 20 375 8069 -20.1 -38.1 18 18.0 -23.2 184 37 335.0 335.1 293.4 336.5 0.38 21 333 8937 -27.1 -34.1 51 7.0 -28.3 221 36 337.0 337.1 294.1 339.4 0.64 22 300 9680 -32.3 -44.3 29 12.0 -33.6 220 37 339.9 339.9 294.5 340.8 0.25 23 295 9799 -33.3 -45.3 29 12.0 -34.5 221 37 340.1 340.1 294.6 341.0 0.23 24 250 10940 -43.5 -49.5 51 6.0 -43.9 240 35 341.4 341.4 294.8 342.1 0.17 25 200 12390 -56.3 -62.3 47 6.0 -56.4 260 51 343.6 343.6 295.2 343.8 0.04 26 181 13019 -60.7 -65.7 52 5.0 -60.8 251 62 346.4 346.4 295.8 346.5 0.03 27 180 13054 -60.8 -66.3 48 5.5 -60.9 250 63 346.8 346.8 296.0 346.9 0.03 28 177 13159 -61.1 -68.1 39 7.0 -61.2 248 61 348.0 348.0 296.2 348.0 0.02 29 155 13980 -64.1 -75.1 21 11.0 -64.2 234 47 356.3 356.3 298.0 356.3 0.01 30 154 14019 -64.5 -75.5 21 11.0 -64.6 233 46 356.3 356.3 298.0 356.3 0.01 31 150 14180 -65.7 -76.7 20 11.0 -65.8 230 43 356.9 356.9 298.1 356.9 0.01 32 137 14728 -67.7 -79.7 17 12.0 -67.8 240 37 362.7 362.7 299.2 362.8 0.01 33 117 15661 -75.3 -85.3 19 10.0 -75.3 230 30 365.5 365.5 299.7 365.5 0.00 34 109 16069 -77.5 -88.5 15 11.0 -77.5 210 28 368.8 368.8 300.4 368.8 0.00 35 100 16560 -80.1 -89.1 21 9.0 -80.1 185 25 373.0 373.0 301.1 373.0 0.00 36 92 17028 -82.7 -90.7 24 8.0 -82.7 376.8 376.8 301.7 376.8 0.00 37 86 17405 -82.7 -89.7 29 7.0 -82.7 384.2 384.2 302.9 384.2 0.00 38 80 17807 -83.3 -91.3 24 8.0 -83.3 391.0 391.0 303.9 391.0 0.00 39 72 18406 -75.1 -85.1 20 10.0 -75.2 420.3 420.3 307.7 420.3 0.00 40 38 22212 -64.5 -85.5 4 21.0 -64.9 531.6 531.6 317.0 531.7 0.01 41 34 22898 -60.7 -83.7 3 23.0 -61.4 558.8 558.8 318.6 558.9 0.01 42 31 23478 -56.9 -79.9 4 23.0 -58.1 584.0 584.0 319.9 584.2 0.02 43 30 23686 -56.5 -80.5 3 24.0 -57.8 590.6 590.6 320.2 590.8 0.02 44 28 24125 -55.5 -78.5 4 23.0 -57.1 605.2 605.2 320.9 605.4 0.03 45 23 25374 -57.1 -79.1 5 22.0 -58.6 635.5 635.5 322.2 635.7 0.03 46 22 25656 -57.1 -79.1 5 22.0 -58.7 643.6 643.6 322.4 643.9 0.03 47 20 26258 -58.1 -79.1 5 21.0 -59.6 658.3 658.3 323.0 658.6 0.04 48 19 26581 -58.3 -79.3 5 21.0 -59.9 667.4 667.5 323.3 667.8 0.04 49 16 27668 -55.9 -77.9 5 22.0 -58.2 708.9 708.9 324.7 709.4 0.06 50 15 28079 -55.5 -77.5 5 22.0 -58.0 723.4 723.5 325.2 724.0 0.07 51 15 28079 -55.5 -77.5 5 22.0 -58.0 723.4 723.5 325.2 724.0 0.07 52 14 28520 -54.7 -76.7 5 22.0 -57.6 740.6 740.6 325.7 741.3 0.08 53 12 29511 -52.7 -74.7 5 22.0 -56.5 781.0 781.1 326.8 782.2 0.13 54 10 30692 -51.1 -73.1 6 22.0 -55.9 828.8 828.9 328.0 830.8 0.19 55 10 30692 -50.7 -72.7 6 22.0 -55.6 830.3 830.4 328.0 832.4 0.21 56 9.8 30824 -50.5 -72.5 6 22.0 -55.5 835.9 836.0 328.1 838.1 0.22 57 8.7 31603 -49.1 -71.1 6 22.0 -55.1 870.2 870.4 328.9 873.5 0.30 58 8.5 31756 -48.7 -71.7 5 23.0 -54.9 877.6 877.8 329.0 880.7 0.28 59 8.3 31912 -49.1 -72.1 5 23.0 -55.3 882.0 882.2 329.1 885.0 0.27 TRP 868 1364 23.0 -5.0 15 28.0 9.1 85 17 308.4 309.0 288.1 318.0 3.03 WND 180 13054 -60.8 -66.3 48 5.5 -60.9 250 63 346.8 346.8 296.0 346.9 0.03 Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 570.00 mb = 4858.47 m = 15939.67 ft Wetbulb zero: 669.29 mb = 3559.95 m = 11679.50 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 22.50 % Est. max temperature: 34.78 C = 94.60 F Sfc-Lift cond lev (LCL): 574.62 mb = 4793.77 m = 15727.41 ft T: 0.31 C 700-500 lapse rate: 6.56 C/km ThetaE index: 4.72 C Layer 981.0- 975.0 mb Conv cond level (CCL): 437.49 mb = 6916.07 m = 22690.25 ft Mean mixing ratio: 2.72 g/kg Conv temperature: 52.55 C = 126.58 F Cap Strength: 11.88 C Lifted Index: 11.38 C Risk: None Lifted Index @300 mb: 17.72 C Lifted Index @700 mb: 6.13 C Showalter Index: 9.27 C Risk: None Total Totals Index: 32.60 C Risk: None Vertical Totals Index: 29.30 C Cross Totals Index: 3.30 C K Index: 6.90 Risk: None Sweat Index: 42.00 Risk: None Energy Index: 1.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.71 J/kg Max Up Vert Vel: 3.38 m/s Conv Inhibition (B-): 55382.91 J/kg Cap Strength: 11.88 C Lift Cond Lev (LCL): 570.98 mb = 4844.73 m = 15894.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 123 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 ---------------------------------------------------------- 0 987 227 100 10 -9.8 1.7 | 29 4 -1.9 -3.5 1 978 305 90 10 -10.0 0.0 | 21 6 -2.0 -5.2 2 946 610 115 9 -8.2 3.8 | 8 1 -0.2 -1.4 3 925 808 105 15 -14.5 3.9 | 79 7 -6.5 -1.3 4 914 914 95 23 -22.9 2.0 | 78 15 -15.0 -3.2 5 883 1219 90 20 -20.0 0.0 | 67 13 -12.0 -5.2 6 868 1364 85 17 -16.9 -1.5 | 53 11 -9.0 -6.7 7 850 1546 75 15 -14.5 -3.9 | 36 11 -6.5 -9.1 8 822 1829 65 14 -12.7 -5.9 | 23 12 -4.7 -11.1 9 793 2134 70 18 -16.9 -6.2 | 38 14 -9.0 -11.4 10 765 2438 75 17 -16.4 -4.4 | 41 13 -8.5 -9.6 11 738 2743 95 14 -13.9 1.2 | 56 7 -6.0 -4.0 12 700 3191 80 15 -14.8 -2.6 | 41 10 -6.8 -7.8 13 660 3658 90 13 -13.0 0.0 | 44 7 -5.0 -5.2 14 612 4267 70 7 -6.6 -2.4 | 350 8 1.4 -7.6 15 567 4877 80 6 -5.9 -1.0 | 342 7 2.0 -6.3 16 500 5890 160 12 -4.1 11.3 | 212 7 3.8 6.1 17 487 6096 160 16 -5.5 15.0 | 194 10 2.5 9.8 18 400 7590 170 39 -6.8 38.4 | 182 33 1.2 33.2 19 398 7620 165 38 -9.8 36.7 | 177 32 -1.9 31.5 20 323 9144 230 36 27.6 23.1 | 243 40 35.5 17.9 21 300 9680 220 37 23.8 28.3 | 234 39 31.7 23.1 22 260 10668 230 37 28.3 23.8 | 243 41 36.3 18.6 23 250 10940 240 35 30.3 17.5 | 252 40 38.3 12.3 24 200 12390 260 51 50.2 8.9 | 266 58 58.2 3.6 25 180 13054 250 63 59.2 21.5 | 256 69 67.2 16.3 26 150 14180 230 43 32.9 27.6 | 241 47 40.9 22.4 27 125 15240 250 32 30.1 10.9 | 261 38 38.0 5.7 28 100 16560 185 25 2.2 24.9 | 207 22 10.1 19.7 Wind Parameters Mean winds (0-6000m): 93.2 at 12.7 knts Storm direction: 123.2 at 9.5 knts Shear (0-3000m) pos: 1.5 neg: 2.2 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 12.8 deg Storm rel helicity (0-3000m) pos: 23.9 neg: -44.2 tot: -20.3 m^2/s^2 ave: -6.8 10^-3 m/s^2 rel: -0.10 Storm rel vorticity (0-3000m) horiz: 8.2 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.70 Bulk Shear: 1.54 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 ------------------------------------------------------------------------------- 500 103 10 29 3| 3.2 0.0 3.2| 1.4 -0.8 0.6 1.3 0.22| 8.9 1.9 1000 98 15 65 7| 1.6 4.6 6.2| 2.2 -12.6 -10.4 -10.4 -0.03| 12.0 -0.4 1500 91 15 57 9| 1.1 3.2 4.3| 2.2 -36.4 -34.2 -22.8 -0.27| 10.9 -3.0 2000 85 15 49 10| 1.5 2.4 3.9| 15.3 -39.2 -23.9 -11.9 -0.15| 9.6 -1.5 2500 84 16 48 10| 1.9 1.9 3.8| 23.9 -39.2 -15.3 -6.1 -0.06| 9.2 -0.6 3000 84 15 48 10| 1.5 2.2 3.8| 23.9 -44.2 -20.3 -6.8 -0.10| 8.2 -0.8 4000 84 14 44 9| 1.3 1.9 3.3| 24.8 -56.7 -31.8 -8.0 -0.19| 7.4 -1.4 5000 84 13 37 8| 1.6 1.5 3.1| 26.2 -59.2 -33.0 -6.6 -0.18| 6.5 -1.2 6000 93 13 46 7| 2.6 1.3 3.8| 26.8 -67.1 -40.3 -6.7 -0.20| 6.8 -1.4 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260107.12.gif