UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051312.upa.cvt Date: 1200Z 13 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 13 MAY 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 77 SFC 984 227 39.0 21.0 36 18.0 25.7 250 11 313.6 316.7 299.4 363.4 16.11 2 978 283 37.8 18.8 33 19.0 24.0 254 13 312.9 315.6 298.0 356.4 14.10 3 972 340 37.2 18.2 33 19.0 23.6 255 14 312.9 315.5 297.7 355.0 13.65 4 925 789 32.0 18.0 43 14.0 22.0 245 10 312.0 314.7 297.8 355.6 14.18 5 865 1387 26.4 16.4 54 10.0 19.4 235 10 312.2 314.8 297.5 354.3 13.69 6 860 1439 26.6 16.6 54 10.0 19.5 240 8 313.0 315.6 297.9 356.0 13.95 7 853 1511 25.8 14.8 51 11.0 18.2 247 4 312.9 315.2 297.0 351.4 12.51 8 850 1542 26.0 13.0 45 13.0 17.2 250 3 313.4 315.5 296.1 347.9 11.14 9 835 1699 26.8 4.8 24 22.0 13.4 153 8 315.8 317.1 293.4 336.3 6.47 10 764 2473 20.8 -5.2 17 26.0 7.5 90 20 317.5 318.1 291.3 328.5 3.40 11 700 3219 13.8 -7.2 23 21.0 3.7 90 23 317.8 318.4 291.2 328.2 3.18 12 667 3622 10.2 -8.8 25 19.0 1.4 81 27 318.1 318.7 291.1 327.8 2.95 13 600 4489 2.4 -11.6 35 14.0 -3.5 72 37 318.9 319.4 291.0 327.6 2.62 14 582 4733 0.0 -12.0 40 12.0 -5.0 74 37 318.9 319.4 291.0 327.5 2.62 15 520 5624 -6.1 -34.1 9 28.0 -12.5 99 31 322.0 322.1 289.8 323.5 0.41 16 500 5930 -7.9 -43.9 4 36.0 -14.2 110 29 323.4 323.4 290.0 324.0 0.16 17 473 6359 -9.7 -54.7 1 45.0 -15.9 104 28 326.4 326.4 290.7 326.5 0.05 18 433 7037 -12.7 -53.7 2 41.0 -18.2 102 25 330.9 330.9 292.0 331.1 0.06 19 426 7161 -12.9 -53.9 2 41.0 -18.4 102 24 332.2 332.2 292.4 332.4 0.06 20 418 7306 -12.5 -53.5 2 41.0 -18.1 101 23 334.5 334.5 293.0 334.8 0.06 21 400 7640 -14.7 -54.7 2 40.0 -19.8 95 24 335.9 335.9 293.3 336.1 0.06 22 370 8225 -18.1 -57.1 2 39.0 -22.5 80 21 338.9 338.9 294.1 339.1 0.05 23 353 8574 -20.7 -58.7 2 38.0 -24.5 71 19 340.0 340.0 294.4 340.2 0.04 24 300 9750 -30.7 -61.7 3 31.0 -32.8 40 21 342.1 342.1 294.8 342.2 0.03 25 250 11020 -41.1 -68.1 4 27.0 -42.1 20 24 345.0 345.0 295.5 345.0 0.02 26 226 11695 -47.1 -68.1 7 21.0 -47.7 333 15 345.9 345.9 295.7 346.0 0.02 27 209 12206 -51.1 -72.1 6 21.0 -51.5 296 7 347.4 347.4 296.1 347.5 0.01 28 200 12490 -53.3 -72.3 8 19.0 -53.6 275 3 348.4 348.4 296.3 348.4 0.01 29 150 14290 -66.7 -73.7 37 7.0 -66.8 255 9 355.2 355.2 297.7 355.2 0.01 30 146 14453 -67.9 -74.9 36 7.0 -67.9 252 10 355.9 355.9 297.9 355.9 0.01 31 128 15231 -74.1 -81.1 33 7.0 -74.1 236 17 358.3 358.3 298.4 358.4 0.00 32 113 15947 -79.1 -85.1 37 6.0 -79.1 233 17 362.0 362.0 299.1 362.0 0.00 33 100 16640 -79.7 -86.7 30 7.0 -79.7 230 16 373.7 373.7 301.2 373.7 0.00 34 90 17231 -81.1 -89.1 25 8.0 -81.1 266 16 382.4 382.4 302.6 382.4 0.00 35 77 18112 -77.9 -87.9 18 10.0 -77.9 320 15 406.5 406.5 306.0 406.5 0.00 36 70 18660 -74.1 -86.1 14 12.0 -74.2 330 4 425.9 425.9 308.4 425.9 0.00 37 62 19377 -70.5 -84.5 11 14.0 -70.6 294 3 448.9 448.9 310.7 448.9 0.01 38 61 19473 -70.3 -84.3 11 14.0 -70.4 289 3 451.4 451.4 311.0 451.4 0.01 39 58 19773 -71.1 -85.1 11 14.0 -71.2 274 3 456.2 456.2 311.4 456.2 0.00 40 50 20660 -68.5 -85.5 7 17.0 -68.7 230 2 482.1 482.1 313.6 482.1 0.01 41 38 22341 -59.9 -81.9 4 22.0 -60.6 184 10 543.3 543.3 317.7 543.4 0.01 42 35 22854 -60.9 -82.9 4 22.0 -61.6 158 13 553.7 553.7 318.3 553.7 0.01 43 33 23221 -59.9 -82.9 3 23.0 -60.7 140 15 565.7 565.7 318.9 565.8 0.01 44 30 23820 -57.9 -80.9 4 23.0 -59.0 110 19 586.8 586.8 320.0 586.9 0.02 45 29 24035 -57.1 -81.1 3 24.0 -58.4 106 19 594.7 594.7 320.4 594.8 0.02 46 26 24731 -55.5 -78.5 4 23.0 -57.2 98 21 618.1 618.1 321.4 618.4 0.03 47 22 25813 -50.3 -75.3 4 25.0 -53.4 93 27 663.9 663.9 323.2 664.4 0.06 48 20 26440 -48.1 -73.1 4 25.0 -52.0 90 30 688.9 689.0 324.1 689.8 0.10 49 19 26778 -48.1 -73.1 4 25.0 -52.2 92 31 699.1 699.2 324.4 700.0 0.10 50 18 27134 -48.5 -72.5 5 24.0 -52.5 94 32 708.8 708.8 324.7 709.8 0.12 51 18 27134 -48.7 -72.7 5 24.0 -52.7 94 32 708.1 708.2 324.7 709.1 0.11 52 15 28334 -48.1 -72.1 5 24.0 -52.8 748.0 748.1 325.9 749.4 0.15 53 12 29821 -43.3 -69.3 4 26.0 -50.7 814.3 814.5 327.7 817.2 0.28 54 11 30410 -41.1 -67.1 4 26.0 -49.8 842.8 843.1 328.3 847.2 0.42 55 11 30410 -41.7 -66.7 5 25.0 -50.1 840.7 840.9 328.3 845.3 0.44 TRP 865 1387 26.4 16.4 54 10.0 19.4 235 10 312.2 314.8 297.5 354.3 13.69 WND Sounding variables and indices 1000-500 mb thick: 5853.00 m Freezing level: 582.00 mb = 4733.30 m = 15529.01 ft Wetbulb zero: 647.59 mb = 3863.96 m = 12676.87 ft Precipitable water: 1.19 inches Sfc-500 mean rel hum: 28.25 % Est. max temperature: 41.24 C = 106.24 F Sfc-Lift cond lev (LCL): 761.27 mb = 2503.68 m = 8214.06 ft T: 20.51 C 700-500 lapse rate: 8.00 C/km ThetaE index: 32.52 C Layer 853.0- 500.0 mb Conv cond level (CCL): 696.26 mb = 3263.71 m = 10707.59 ft Mean mixing ratio: 14.02 g/kg Conv temperature: 43.20 C = 109.77 F Cap Strength: 4.76 C Lifted Index: -6.87 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -5.23 C Lifted Index @700 mb: 1.77 C Showalter Index: -4.17 C Risk: Severe thunderstorms possible Total Totals Index: 54.80 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 33.90 C Cross Totals Index: 20.90 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 307.00 Risk: Showers and thunderstorms possible Energy Index: -4.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1819.32 J/kg Max Up Vert Vel: 60.32 m/s Conv Inhibition (B-): 219.71 J/kg Cap Strength: 4.76 C Lift Cond Lev (LCL): 750.21 mb = 2628.42 m = 8623.31 ft Lev Free Conv (LFC): 665.21 mb = 3644.19 m = 11955.86 ft Equ Level (EL): 145.21 mb = 14484.63 m = 47521.18 ft B at Equ Level: 1814.27 J/kg Max Parcel Lev (MPL): 75.21 mb = 18246.92 m = 59864.49 ft Wind level data Storm motion: 118 at 18 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 ---------------------------------------------------------- 0 984 227 250 11 10.3 3.8 | 280 27 26.3 -4.5 1 976 305 255 14 13.5 3.6 | 279 30 29.5 -4.7 2 943 610 255 14 13.5 3.6 | 279 30 29.5 -4.7 3 925 789 245 10 9.1 4.2 | 279 25 25.0 -4.1 4 912 914 235 12 9.8 6.9 | 273 26 25.8 -1.4 5 881 1219 230 16 12.3 10.3 | 266 28 28.2 2.0 6 865 1387 235 10 8.2 5.7 | 276 24 24.1 -2.6 7 850 1542 250 3 2.8 1.0 | 291 20 18.8 -7.3 8 822 1829 70 12 -11.3 -4.1 | 339 13 4.7 -12.4 9 794 2134 95 15 -14.9 1.3 | 352 7 1.0 -7.0 10 766 2438 90 20 -20.0 0.0 | 26 9 -4.1 -8.3 11 740 2743 90 23 -23.0 0.0 | 40 11 -7.1 -8.3 12 700 3219 90 23 -23.0 0.0 | 40 11 -7.1 -8.3 13 663 3658 80 27 -26.6 -4.7 | 39 17 -10.7 -13.0 14 615 4267 70 38 -35.7 -13.0 | 43 29 -19.8 -21.3 15 570 4877 75 36 -34.8 -9.3 | 47 26 -18.8 -17.6 16 500 5930 110 29 -27.3 9.9 | 98 11 -11.3 1.6 17 489 6096 105 29 -28.0 7.5 | 86 12 -12.1 -0.8 18 401 7620 100 22 -21.7 3.8 | 52 7 -5.7 -4.5 19 400 7640 95 24 -23.9 2.1 | 52 10 -8.0 -6.2 20 326 9144 55 15 -12.3 -8.6 | 348 17 3.6 -16.9 21 300 9750 40 21 -13.5 -16.1 | 354 25 2.4 -24.4 22 263 10668 35 25 -14.3 -20.5 | 357 29 1.6 -28.8 23 250 11020 20 24 -8.2 -22.6 | 346 32 7.7 -30.9 24 200 12490 275 3 3.0 -0.3 | 294 21 18.9 -8.6 25 150 14290 255 9 8.7 2.3 | 284 25 24.6 -6.0 26 127 15240 235 17 13.9 9.8 | 267 30 29.9 1.4 27 100 16640 230 16 12.3 10.3 | 266 28 28.2 2.0 28 75 18288 330 15 7.5 -13.0 | 312 32 23.4 -21.3 29 70 18660 330 4 2.0 -3.5 | 303 21 17.9 -11.8 30 50 20660 230 2 1.5 1.3 | 292 19 17.5 -7.0 31 45 21336 235 4 3.3 2.3 | 287 20 19.2 -6.0 32 30 23820 110 19 -17.9 6.5 | 47 3 -1.9 -1.8 33 27 24384 100 19 -18.7 3.3 | 29 6 -2.8 -5.0 34 20 26440 90 30 -30.0 0.0 | 59 16 -14.1 -8.3 35 16 27432 100 35 -34.5 6.1 | 83 19 -18.5 -2.2 Wind Parameters Mean winds (0-6000m): 87.5 at 24.0 knts Storm direction: 117.5 at 18.0 knts Shear (0-3000m) pos: 0.0 neg: 5.8 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 120.6 deg Storm rel helicity (0-3000m) pos: 116.1 neg: -61.3 tot: 54.8 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 3.7 10^-3/s Energy-Hel index: 1.17 Bulk Rich Number: 9.94 Bulk Shear: 182.94 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 ------------------------------------------------------------------------------- 500 254 13 279 29| 0.0 0.5 0.5| 0.0 -3.6 -3.6 -7.2 -0.08| 6.4 -0.5 1000 245 13 276 28| 0.0 3.4 3.4| 0.0 -43.7 -43.7 -43.7 -0.46| 6.9 -3.2 1500 240 12 276 26| 0.0 5.8 5.8| 65.3 -61.3 4.0 2.7 0.02| 13.1 0.3 2000 228 12 271 25| 0.0 6.9 6.9|102.9 -61.3 41.6 20.8 0.28| 14.9 4.1 2500 154 14 248 11| 0.0 6.9 6.9|115.7 -61.3 54.4 21.8 0.33| 13.2 4.4 3000 113 15 319 3| 0.0 5.8 5.8|116.1 -61.3 54.8 18.3 0.33| 11.1 3.7 4000 90 19 20 9| 0.0 6.2 6.2|122.6 -62.8 59.7 14.9 0.28| 10.5 2.9 5000 83 23 30 13| 1.1 5.0 6.0|167.9 -62.8 105.1 21.0 0.32| 9.6 3.0 6000 88 24 41 12| 1.8 4.1 5.9|209.7 -71.5 138.2 23.0 0.34| 9.4 3.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250513.12.gif