UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010612.upa.cvt Date: 1200Z 6 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 6 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 118 SFC 988 227 33.6 1.6 13 32.0 15.5 100 14 307.8 308.6 289.2 321.3 4.34 2 982 282 32.2 -1.8 11 34.0 14.1 117 15 306.9 307.6 287.9 317.6 3.41 3 976 336 31.6 -2.4 11 34.0 13.7 124 15 306.9 307.5 287.8 317.1 3.28 4 930 765 27.4 -2.6 14 30.0 11.8 115 17 306.9 307.5 287.9 317.4 3.39 5 925 812 27.4 -2.6 14 30.0 11.7 115 17 307.3 308.0 288.1 318.0 3.41 6 922 841 27.4 -2.6 14 30.0 11.7 114 18 307.6 308.3 288.2 318.3 3.42 7 850 1551 22.0 -5.0 16 27.0 8.6 100 17 309.2 309.8 288.4 319.0 3.10 8 841 1643 21.2 -5.8 16 27.0 8.0 95 18 309.3 309.8 288.3 318.6 2.94 9 700 3197 9.4 -6.6 32 16.0 1.9 20 13 312.9 313.5 289.8 323.6 3.33 10 682 3412 8.0 -5.0 39 13.0 1.7 22 11 313.7 314.4 290.6 326.0 3.86 11 606 4375 1.2 -18.8 21 20.0 -5.7 191 3 316.6 316.9 289.2 321.4 1.43 12 600 4455 1.2 -16.8 25 18.0 -5.4 183 3 317.5 317.8 289.8 323.2 1.71 13 591 4577 0.6 -15.4 29 16.0 -5.5 171 3 318.2 318.6 290.2 324.7 1.95 14 582 4700 1.0 -31.0 7 32.0 -7.5 159 3 320.1 320.1 289.3 321.8 0.49 15 562 4981 0.0 -14.0 34 14.0 -5.6 147 4 322.1 322.5 291.7 329.8 2.30 16 500 5910 -4.5 -21.5 25 17.0 -10.1 225 10 327.6 327.8 292.4 332.4 1.37 17 428 7110 -12.5 -32.5 17 20.0 -17.1 243 20 332.2 332.4 292.9 334.4 0.58 18 400 7620 -16.9 -33.9 21 17.0 -20.4 255 26 333.0 333.1 293.1 335.1 0.54 19 317 9322 -31.5 -40.5 41 9.0 -32.6 256 24 335.6 335.7 293.6 337.0 0.35 20 300 9710 -35.1 -47.1 28 12.0 -36.1 260 27 335.9 335.9 293.5 336.6 0.18 21 298 9756 -35.7 -49.7 22 14.0 -36.8 260 27 335.7 335.7 293.4 336.2 0.14 22 263 10609 -40.9 -45.7 60 4.8 -41.3 260 33 340.3 340.3 294.6 341.3 0.24 23 258 10738 -41.1 -45.5 62 4.4 -41.5 262 37 341.9 341.9 295.0 342.9 0.25 24 250 10950 -42.3 -47.2 59 4.9 -42.6 270 50 343.2 343.2 295.3 344.1 0.22 25 202 12356 -54.3 -61.3 42 7.0 -54.5 280 66 345.8 345.8 295.7 346.0 0.05 26 200 12420 -54.9 -61.9 42 7.0 -55.1 280 67 345.8 345.8 295.7 346.0 0.05 27 190 12747 -57.5 -63.5 46 6.0 -57.6 286 69 346.8 346.8 296.0 346.9 0.04 28 185 12915 -58.9 -65.9 40 7.0 -59.0 289 71 347.1 347.2 296.0 347.3 0.03 29 183 12984 -59.3 -66.3 40 7.0 -59.4 290 71 347.6 347.6 296.1 347.7 0.03 30 181 13053 -59.7 -66.7 40 7.0 -59.8 288 69 348.0 348.0 296.2 348.1 0.03 31 150 14220 -63.3 -75.3 18 12.0 -63.4 250 28 361.0 361.0 298.9 361.1 0.01 32 136 14816 -67.9 -80.9 14 13.0 -67.9 241 31 363.2 363.2 299.3 363.2 0.00 33 119 15609 -72.7 -84.7 15 12.0 -72.8 230 32 368.5 368.5 300.3 368.5 0.00 34 117 15708 -73.7 -85.7 14 12.0 -73.7 228 31 368.4 368.4 300.3 368.4 0.00 35 112 15963 -74.5 -85.5 17 11.0 -74.5 225 30 371.5 371.5 300.8 371.6 0.00 36 105 16338 -75.3 -87.3 14 12.0 -75.3 219 28 376.9 376.9 301.8 377.0 0.00 37 100 16620 -76.3 -87.3 16 11.0 -76.3 215 26 380.3 380.3 302.3 380.3 0.00 38 97 16795 -77.5 -89.5 13 12.0 -77.5 209 24 381.3 381.3 302.5 381.3 0.00 39 88 17348 -80.1 -90.1 17 10.0 -80.1 191 19 386.9 386.9 303.3 386.9 0.00 40 83 17676 -82.1 -92.1 16 10.0 -82.1 180 15 389.3 389.3 303.7 389.3 0.00 41 80 17881 -82.9 -91.9 20 9.0 -82.9 174 13 391.8 391.8 304.0 391.8 0.00 42 78 18022 -83.1 -92.1 19 9.0 -83.1 169 12 394.2 394.2 304.4 394.2 0.00 43 70 18630 -78.7 -86.7 26 8.0 -78.7 125 30 416.0 416.0 307.2 416.0 0.00 44 69 18713 -78.5 -86.5 26 8.0 -78.5 123 29 418.2 418.2 307.5 418.2 0.00 45 51 20509 -67.1 -84.1 7 17.0 -67.3 78 16 482.6 482.6 313.7 482.7 0.01 46 50 20630 -67.5 -85.5 6 18.0 -67.7 75 15 484.4 484.4 313.8 484.4 0.01 47 40 21993 -61.7 -81.7 5 20.0 -62.3 89 29 530.9 530.9 317.0 531.0 0.01 48 30 23800 -55.7 -75.7 7 20.0 -57.1 85 31 592.8 592.8 320.3 593.1 0.04 49 28 24240 -55.9 -75.9 6 20.0 -57.3 81 29 604.0 604.1 320.8 604.4 0.05 50 21 26077 -55.3 -73.3 9 18.0 -57.2 97 24 657.7 657.7 323.0 658.4 0.09 51 20 26390 -53.1 -73.1 7 20.0 -55.6 100 23 673.6 673.7 323.6 674.4 0.10 52 19 26719 -52.9 -72.9 7 20.0 -55.5 95 21 684.2 684.3 323.9 685.1 0.11 53 18 27068 -51.9 -70.9 8 19.0 -54.8 90 19 698.0 698.1 324.4 699.3 0.15 54 16 27826 -53.3 -70.3 11 17.0 -56.1 68 16 717.4 717.5 325.0 719.0 0.18 55 12 29714 -43.5 -64.5 8 21.0 -50.4 349 10 813.6 813.9 327.7 819.2 0.55 56 11 30299 -42.5 -62.5 9 20.0 -50.0 326 8 837.8 838.1 328.3 845.9 0.78 57 10 30940 -43.7 -62.7 10 19.0 -51.0 300 6 856.4 856.9 328.7 865.3 0.83 58 9.1 31574 -43.7 -61.7 12 18.0 -51.1 879.8 880.4 329.2 891.3 1.04 59 7.9 32525 -43.5 -61.5 12 18.0 -51.5 916.9 917.6 330.0 931.1 1.23 TRP 841 1643 21.2 -5.8 16 27.0 8.0 95 18 309.3 309.8 288.3 318.6 2.94 WND 183 12984 -59.3 -66.3 40 7.0 -59.4 290 71 347.6 347.6 296.1 347.7 0.03 Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 562.00 mb = 4981.07 m = 16341.90 ft Wetbulb zero: 664.91 mb = 3619.33 m = 11874.28 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 23.71 % Est. max temperature: 35.15 C = 95.28 F Sfc-Lift cond lev (LCL): 619.31 mb = 4198.30 m = 13773.77 ft T: 2.45 C 700-500 lapse rate: 5.12 C/km ThetaE index: 4.16 C Layer 982.0- 930.0 mb Conv cond level (CCL): 426.47 mb = 7136.92 m = 23414.82 ft Mean mixing ratio: 3.38 g/kg Conv temperature: 58.00 C = 136.39 F Cap Strength: 11.29 C Lifted Index: 13.09 C Risk: None Lifted Index @300 mb: 13.22 C Lifted Index @700 mb: 5.03 C Showalter Index: 12.47 C Risk: None Total Totals Index: 26.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: -0.50 C K Index: 5.50 Risk: None Sweat Index: 44.00 Risk: None Energy Index: 2.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.29 J/kg Max Up Vert Vel: 3.82 m/s Conv Inhibition (B-): 53923.55 J/kg Cap Strength: 13.04 C Lift Cond Lev (LCL): 592.01 mb = 4563.28 m = 14971.21 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 120 at 8 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 | 75 7 -6.5 -1.8 1 979 305 125 15 -12.3 8.6 | 131 7 -5.0 4.4 2 946 610 115 17 -15.4 7.2 | 110 9 -8.2 3.0 3 925 812 115 17 -15.4 7.2 | 110 9 -8.2 3.0 4 914 914 110 22 -20.7 7.5 | 104 14 -13.4 3.3 5 883 1219 110 19 -17.9 6.5 | 102 11 -10.6 2.3 6 850 1551 100 17 -16.7 3.0 | 82 10 -9.5 -1.3 7 841 1643 95 18 -17.9 1.6 | 76 11 -10.7 -2.7 8 823 1829 95 19 -18.9 1.7 | 78 12 -11.7 -2.6 9 794 2134 70 15 -14.1 -5.1 | 36 12 -6.8 -9.4 10 766 2438 35 10 -5.7 -8.2 | 353 13 1.5 -12.4 11 739 2743 35 15 -8.6 -12.3 | 5 17 -1.4 -16.5 12 700 3197 20 13 -4.4 -12.2 | 350 17 2.8 -16.4 13 661 3658 25 9 -3.8 -8.2 | 344 13 3.4 -12.4 14 613 4267 200 3 1.0 2.8 | 280 8 8.3 -1.4 15 568 4877 140 3 -1.9 2.3 | 290 6 5.3 -1.9 16 500 5910 225 10 7.1 7.1 | 259 15 14.3 2.8 17 488 6096 220 9 5.8 6.9 | 258 13 13.0 2.7 18 400 7620 255 26 25.1 6.7 | 266 32 32.4 2.5 19 400 7620 250 27 25.4 9.2 | 261 33 32.6 5.0 20 324 9144 255 23 22.2 6.0 | 267 30 29.5 1.7 21 300 9710 260 27 26.6 4.7 | 269 34 33.8 0.5 22 261 10668 260 33 32.5 5.7 | 268 40 39.8 1.5 23 250 10950 270 50 50.0 -0.0 | 274 57 57.3 -4.2 24 200 12420 280 67 66.0 -11.6 | 282 75 73.2 -15.9 25 183 12984 290 71 66.7 -24.3 | 291 79 74.0 -28.5 26 150 14220 250 28 26.3 9.6 | 261 34 33.6 5.3 27 126 15240 235 34 27.9 19.5 | 246 38 35.1 15.3 28 100 16620 215 26 14.9 21.3 | 232 28 22.2 17.1 29 74 18288 160 9 -3.1 8.5 | 225 6 4.2 4.2 30 70 18630 125 30 -24.6 17.2 | 127 22 -17.3 13.0 31 50 20630 75 15 -14.5 -3.9 | 42 11 -7.2 -8.1 32 45 21336 90 28 -28.0 0.0 | 78 21 -20.7 -4.2 33 30 23800 85 31 -30.9 -2.7 | 74 25 -23.6 -6.9 34 27 24384 80 28 -27.6 -4.9 | 66 22 -20.3 -9.1 35 20 26390 100 23 -22.7 4.0 | 89 15 -15.4 -0.2 36 17 27432 85 17 -16.9 -1.5 | 59 11 -9.7 -5.7 37 10 30940 300 6 5.2 -3.0 | 300 14 12.4 -7.2 Wind Parameters Mean winds (0-6000m): 90.2 at 11.2 knts Storm direction: 120.2 at 8.4 knts Shear (0-3000m) pos: 0.9 neg: 3.8 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): -84.5 deg Storm rel helicity (0-3000m) pos: 19.9 neg: -93.5 tot: -73.7 m^2/s^2 ave: -24.6 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 8.6 stream: -3.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.87 Bulk Shear: 8.35 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 ------------------------------------------------------------------------------- 500 118 16 115 8| 5.2 0.0 5.2| 9.9 -5.2 4.7 9.4 0.40| 9.9 4.0 1000 114 18 109 10| 2.6 1.3 3.9| 9.9 -10.1 -0.2 -0.2 0.13| 9.1 1.2 1500 110 18 101 10| 1.7 2.2 3.9| 9.9 -22.1 -12.1 -8.1 -0.09| 8.0 -0.8 2000 104 18 90 10| 1.3 3.7 5.0| 10.5 -57.2 -46.7 -23.4 -0.38| 9.1 -3.5 2500 95 16 74 10| 1.0 4.2 5.2| 19.9 -75.6 -55.7 -22.3 -0.37| 9.4 -3.5 3000 86 16 59 10| 0.9 3.8 4.6| 19.9 -93.5 -73.7 -24.6 -0.42| 8.6 -3.6 4000 78 14 42 10| 2.6 2.8 5.5| 27.1-103.3 -76.2 -19.0 -0.34| 9.3 -3.2 5000 82 12 37 7| 2.4 2.2 4.6| 29.6-107.3 -77.8 -15.6 -0.33| 8.1 -2.7 6000 90 11 43 6| 2.4 1.9 4.2| 34.8-111.4 -76.6 -12.8 -0.29| 7.7 -2.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260106.12.gif