UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 11 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 114 SFC 987 227 31.6 19.6 49 12.0 23.0 170 7 305.9 308.6 296.6 350.0 14.70 2 975 337 28.4 17.4 51 11.0 20.8 192 4 303.7 306.1 294.8 342.2 12.93 3 941 654 25.2 17.2 61 8.0 19.6 207 8 303.6 306.0 295.0 342.9 13.23 4 933 730 24.6 16.6 61 8.0 19.1 201 9 303.7 306.1 294.8 341.9 12.84 5 926 796 24.8 15.8 57 9.0 18.7 196 10 304.6 306.9 294.6 341.2 12.28 6 925 806 24.6 15.6 57 9.0 18.5 195 10 304.5 306.7 294.5 340.7 12.14 7 920 854 24.6 14.6 54 10.0 17.9 191 12 304.9 307.1 294.1 339.1 11.43 8 913 921 25.0 14.0 50 11.0 17.7 184 14 306.0 308.1 294.1 339.3 11.07 9 893 1115 24.4 13.4 50 11.0 17.1 165 12 307.3 309.4 294.4 340.2 10.88 10 882 1223 24.0 11.0 44 13.0 15.6 160 10 308.0 309.8 293.4 336.5 9.38 11 857 1474 23.2 9.2 41 14.0 14.4 125 10 309.7 311.3 293.3 335.9 8.55 12 850 1546 23.0 9.0 41 14.0 14.1 115 10 310.2 311.8 293.4 336.4 8.50 13 700 3199 9.6 1.6 57 8.0 5.2 90 22 313.1 314.3 292.3 332.4 6.15 14 600 4458 0.6 -3.4 75 4.0 -1.4 106 24 316.8 317.8 292.4 332.7 4.96 15 594 4539 0.0 -3.4 78 3.4 -1.7 108 24 317.0 318.0 292.6 333.1 5.01 16 584 4675 -0.7 -3.8 79 3.1 -2.3 113 24 317.8 318.7 292.7 333.6 4.95 17 552 5123 -2.9 -6.6 76 3.7 -4.6 123 22 320.3 321.1 292.8 334.1 4.23 18 521 5579 -6.5 -9.1 82 2.6 -7.7 130 19 321.3 322.0 292.6 333.4 3.69 19 517 5639 -6.9 -9.7 80 2.8 -8.1 131 19 321.5 322.2 292.6 333.2 3.54 20 500 5900 -7.5 -14.5 57 7.0 -10.2 135 17 323.9 324.4 292.3 332.3 2.49 21 411 7405 -15.9 -39.9 11 24.0 -20.1 137 8 331.7 331.8 292.5 332.9 0.29 22 400 7610 -16.7 -29.7 32 13.0 -19.7 140 7 333.3 333.4 293.4 336.3 0.81 23 323 9176 -28.9 -32.0 75 3.1 -29.5 128 9 337.4 337.6 294.4 340.5 0.81 24 300 9700 -32.3 -37.3 61 5.0 -33.0 205 4 339.9 340.0 294.8 341.8 0.52 25 250 10960 -42.5 -50.5 41 8.0 -43.0 250 16 342.9 342.9 295.1 343.5 0.15 26 200 12420 -54.5 -65.5 25 11.0 -54.7 250 16 346.5 346.5 295.8 346.6 0.03 27 187 12848 -57.7 -70.7 18 13.0 -57.9 259 15 348.0 348.0 296.2 348.1 0.01 28 167 13555 -62.9 -71.9 29 9.0 -63.0 275 13 350.8 350.8 296.8 350.8 0.01 29 158 13895 -65.5 -75.5 24 10.0 -65.5 283 13 352.0 352.0 297.1 352.0 0.01 30 150 14210 -67.9 -76.9 27 9.0 -67.9 290 12 353.1 353.1 297.3 353.2 0.01 31 139 14665 -70.7 -78.7 30 8.0 -70.8 301 13 356.0 356.0 297.9 356.0 0.01 32 134 14882 -72.1 -81.1 25 9.0 -72.1 306 14 357.2 357.2 298.1 357.3 0.00 33 131 15015 -72.3 -80.3 29 8.0 -72.3 309 14 359.2 359.2 298.5 359.2 0.00 34 113 15877 -76.1 -84.1 27 8.0 -76.1 233 20 367.6 367.6 300.1 367.6 0.00 35 104 16355 -76.9 -82.9 38 6.0 -76.9 170 23 374.9 374.9 301.4 374.9 0.00 36 100 16580 -78.3 -84.3 37 6.0 -78.3 140 25 376.4 376.4 301.6 376.5 0.00 37 97 16753 -79.5 -85.5 36 6.0 -79.5 151 24 377.4 377.4 301.8 377.4 0.00 38 94 16930 -78.9 -84.9 37 6.0 -78.9 163 23 382.0 382.0 302.6 382.0 0.00 39 85 17499 -79.9 -85.9 36 6.0 -79.9 200 20 391.1 391.1 303.9 391.1 0.00 40 70 18620 -71.1 -81.1 21 10.0 -71.2 115 15 432.3 432.3 309.1 432.3 0.01 41 61 19439 -68.9 -83.9 10 15.0 -69.1 109 24 454.5 454.5 311.3 454.6 0.01 42 55 20056 -70.1 -88.1 5 18.0 -70.2 104 31 465.4 465.4 312.3 465.5 0.00 43 50 20630 -65.1 -87.1 3 22.0 -65.4 100 38 490.1 490.1 314.2 490.1 0.00 44 48 20880 -63.5 -86.5 3 23.0 -63.9 100 39 499.6 499.6 314.9 499.7 0.00 45 42 21704 -62.1 -84.1 4 22.0 -62.6 100 41 522.6 522.6 316.5 522.6 0.01 46 40 22007 -60.7 -83.7 3 23.0 -61.3 100 41 533.4 533.4 317.1 533.5 0.01 47 38 22327 -60.3 -83.3 3 23.0 -61.0 100 41 542.3 542.3 317.6 542.4 0.01 48 35 22837 -62.7 -83.7 4 21.0 -63.3 100 41 549.0 549.0 318.1 549.0 0.01 49 34 23016 -62.9 -84.9 4 22.0 -63.5 100 41 553.0 553.0 318.3 553.1 0.01 50 32 23390 -62.3 -84.3 4 22.0 -63.0 100 41 564.3 564.3 318.9 564.4 0.01 51 31 23587 -61.9 -83.9 4 22.0 -62.6 100 41 570.5 570.5 319.2 570.6 0.01 52 30 23790 -61.3 -83.3 4 22.0 -62.1 100 41 577.5 577.5 319.5 577.6 0.01 53 29 24001 -60.7 -82.7 4 22.0 -61.6 98 42 584.8 584.8 319.9 584.9 0.01 54 25 24933 -56.7 -79.7 4 23.0 -58.2 92 46 621.7 621.7 321.6 621.9 0.03 55 24 25193 -55.9 -78.9 4 23.0 -57.6 91 47 631.3 631.3 322.0 631.5 0.03 56 21 26047 -53.9 -76.9 4 23.0 -56.2 87 50 661.9 661.9 323.2 662.3 0.05 57 20 26360 -54.1 -77.1 4 23.0 -56.4 85 51 670.6 670.6 323.4 671.0 0.05 58 19 26690 -53.9 -76.9 4 23.0 -56.3 83 52 681.1 681.1 323.8 681.6 0.06 59 14 28693 -44.9 -69.9 4 25.0 -51.0 82 45 773.8 773.9 326.6 775.9 0.22 60 11 30323 -40.1 -66.1 5 26.0 -49.3 84 35 846.5 846.7 328.4 851.5 0.48 61 10 30970 -42.7 -65.7 6 23.0 -50.8 85 31 860.2 860.4 328.7 866.1 0.56 62 8.9 31751 -46.1 -67.1 8 21.0 -53.1 876.2 876.5 329.1 881.8 0.52 63 8.3 32217 -44.3 900.9 TRP 882 1223 24.0 11.0 44 13.0 15.6 160 10 308.0 309.8 293.4 336.5 9.38 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 594.00 mb = 4538.77 m = 14890.80 ft Wetbulb zero: 621.13 mb = 4175.44 m = 13698.78 ft Precipitable water: 1.53 inches Sfc-500 mean rel hum: 60.64 % Est. max temperature: 36.18 C = 97.13 F Sfc-Lift cond lev (LCL): 829.90 mb = 1749.76 m = 5740.60 ft T: 21.35 C 700-500 lapse rate: 6.33 C/km ThetaE index: 7.79 C Layer 975.0- 941.0 mb Conv cond level (CCL): 725.78 mb = 2891.07 m = 9485.02 ft Mean mixing ratio: 12.32 g/kg Conv temperature: 38.31 C = 100.96 F Cap Strength: 5.79 C Lifted Index: -1.43 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.79 C Lifted Index @700 mb: 1.38 C Showalter Index: 0.86 C Risk: Thunderstorms probable Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 30.50 C Cross Totals Index: 16.50 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 145.00 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 176.57 J/kg Max Up Vert Vel: 18.79 m/s Conv Inhibition (B-): 306.42 J/kg Cap Strength: 5.79 C Lift Cond Lev (LCL): 808.69 mb = 1970.16 m = 6463.69 ft Lev Free Conv (LFC): 643.69 mb = 3883.99 m = 12742.58 ft Equ Level (EL): 403.69 mb = 7540.72 m = 24739.61 ft B at Equ Level: 171.98 J/kg Max Parcel Lev (MPL): 213.69 mb = 11986.78 m = 39326.24 ft Wind level data Storm motion: 139 at 13 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 ---------------------------------------------------------- 0 987 227 170 7 -1.2 6.9 | 291 8 7.4 -2.9 1 978 305 190 4 0.7 3.9 | 302 11 9.3 -5.8 2 946 610 210 7 3.5 6.1 | 287 13 12.1 -3.7 3 925 806 195 10 2.6 9.7 | 270 11 11.2 -0.1 4 914 914 185 14 1.2 13.9 | 247 11 9.8 4.2 5 882 1219 155 11 -4.6 10.0 | 267 4 4.0 0.2 6 882 1223 160 10 -3.4 9.4 | 274 5 5.2 -0.4 7 850 1546 115 10 -9.1 4.2 | 5 6 -0.4 -5.5 8 822 1829 55 10 -8.2 -5.7 | 358 15 0.4 -15.5 9 793 2134 55 13 -10.6 -7.5 | 7 17 -2.0 -17.2 10 765 2438 65 12 -10.9 -5.1 | 9 15 -2.3 -14.8 11 738 2743 85 19 -18.9 -1.7 | 42 15 -10.3 -11.4 12 700 3199 90 22 -22.0 0.0 | 54 17 -13.4 -9.8 13 661 3658 100 26 -25.6 4.5 | 73 18 -17.0 -5.2 14 613 4267 100 25 -24.6 4.3 | 71 17 -16.0 -5.4 15 568 4877 120 23 -19.9 11.5 | 99 11 -11.3 1.7 16 500 5900 135 17 -12.0 12.0 | 124 4 -3.4 2.3 17 487 6096 115 14 -12.7 5.9 | 47 6 -4.1 -3.8 18 400 7610 140 7 -4.5 5.4 | 317 6 4.1 -4.4 19 399 7620 115 9 -8.2 3.8 | 356 6 0.5 -6.0 20 324 9144 125 9 -7.4 5.2 | 345 5 1.2 -4.6 21 300 9700 205 4 1.7 3.6 | 301 12 10.3 -6.1 22 261 10668 260 14 13.8 2.4 | 288 24 22.4 -7.3 23 250 10960 250 16 15.0 5.5 | 280 24 23.6 -4.3 24 200 12420 250 16 15.0 5.5 | 280 24 23.6 -4.3 25 150 14210 290 12 11.3 -4.1 | 305 24 19.9 -13.9 26 126 15240 315 15 10.6 -10.6 | 317 28 19.2 -20.4 27 100 16580 140 25 -16.1 19.2 | 142 12 -7.5 9.4 28 74 18288 250 15 14.1 5.1 | 282 23 22.7 -4.6 29 70 18620 115 15 -13.6 6.3 | 56 6 -5.0 -3.4 30 50 20630 100 38 -37.4 6.6 | 84 29 -28.8 -3.2 31 45 21336 100 41 -40.4 7.1 | 85 32 -31.8 -2.6 32 30 23790 100 41 -40.4 7.1 | 85 32 -31.8 -2.6 33 27 24384 95 44 -43.8 3.8 | 80 36 -35.2 -5.9 34 20 26360 85 51 -50.8 -4.4 | 71 45 -42.2 -14.2 35 17 27432 80 53 -52.2 -9.2 | 66 48 -43.6 -19.0 36 10 30970 85 31 -30.9 -2.7 | 61 26 -22.3 -12.5 Wind Parameters Mean winds (0-6000m): 108.6 at 17.4 knts Storm direction: 138.6 at 13.0 knts Shear (0-3000m) pos: 1.9 neg: 3.5 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 123.9 deg Storm rel helicity (0-3000m) pos: 77.8 neg: -39.4 tot: 38.4 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 9.9 stream: 2.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 3.89 Bulk Shear: 45.36 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 ------------------------------------------------------------------------------- 500 200 6 291 11| 4.7 0.0 4.7| 3.8 -15.0 -11.2 -22.4 -0.37| 9.0 -3.3 1000 186 9 275 10| 2.3 3.5 5.8| 7.9 -32.0 -24.1 -24.1 -0.29| 11.2 -3.3 1500 165 9 277 6| 1.6 5.7 7.3| 14.6 -33.6 -19.1 -12.7 -0.01| 12.5 -0.2 2000 135 10 330 3| 1.2 5.3 6.4| 25.6 -39.4 -13.8 -6.9 0.01| 11.3 0.1 2500 110 11 13 6| 1.4 4.2 5.6| 60.4 -39.4 21.0 8.4 0.17| 11.0 1.9 3000 101 12 26 8| 1.9 3.5 5.4| 77.8 -39.4 38.4 12.8 0.23| 9.9 2.3 4000 100 16 44 10| 2.1 2.6 4.7|101.7 -41.1 60.6 15.1 0.28| 8.3 2.3 5000 104 17 56 10| 2.1 2.1 4.2|129.3 -41.1 88.2 17.6 0.34| 7.8 2.7 6000 109 17 62 9| 1.7 2.1 3.8|132.4 -48.0 84.4 14.1 0.25| 7.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251011.12.gif