UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051512.upa.cvt Date: 1200Z 15 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 15 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 83 SFC 984 227 37.6 17.6 31 20.0 23.4 230 10 312.2 314.7 297.1 352.1 12.97 2 972 340 34.6 16.6 34 18.0 22.0 233 9 310.3 312.6 296.1 347.8 12.31 3 925 790 30.2 16.2 43 14.0 20.5 220 12 310.2 312.6 296.3 348.7 12.62 4 913 906 29.2 15.2 43 14.0 19.6 225 12 310.3 312.6 296.0 346.9 11.98 5 904 994 28.4 15.4 45 13.0 19.4 228 13 310.4 312.7 296.1 347.8 12.26 6 864 1394 25.0 14.0 50 11.0 17.5 245 15 310.9 313.1 295.9 346.7 11.71 7 850 1537 23.8 13.8 54 10.0 17.0 240 10 311.1 313.3 296.0 347.1 11.75 8 829 1755 22.0 13.0 57 9.0 16.0 244 8 311.4 313.6 295.8 346.5 11.43 9 813 1925 21.4 11.4 53 10.0 14.8 193 7 312.5 314.5 295.5 344.8 10.47 10 806 2000 21.8 9.8 46 12.0 14.0 150 7 313.7 315.5 295.1 343.2 9.48 11 706 3135 13.8 -4.2 28 18.0 4.6 97 24 317.0 317.8 291.6 329.8 3.97 12 700 3207 13.2 -3.8 30 17.0 4.5 100 25 317.1 317.9 291.8 330.4 4.12 13 600 4475 1.8 -7.2 51 9.0 -2.4 97 28 318.2 318.9 291.8 330.3 3.71 14 584 4692 0.0 -8.0 55 8.0 -3.6 93 23 318.6 319.3 291.8 330.3 3.58 15 582 4720 -0.3 -8.3 55 8.0 -3.9 93 23 318.5 319.2 291.7 330.0 3.51 16 567 4928 -0.9 -11.9 43 11.0 -5.4 91 19 320.2 320.7 291.5 329.2 2.71 17 537 5360 -4.1 -22.1 23 18.0 -9.8 106 19 321.4 321.6 290.5 325.6 1.21 18 527 5508 -5.1 -18.1 35 13.0 -9.6 111 19 321.9 322.3 291.1 327.9 1.74 19 519 5628 -5.1 -13.1 53 8.0 -8.3 115 19 323.4 323.9 292.3 332.4 2.69 20 500 5920 -6.5 -12.5 62 6.0 -8.9 125 19 325.1 325.7 293.0 335.0 2.93 21 478 6271 -9.3 -11.5 84 2.2 -10.2 124 18 325.9 326.5 293.6 337.0 3.32 22 442 6876 -12.3 -25.3 33 13.0 -15.9 102 11 329.5 329.7 292.6 333.4 1.11 23 400 7640 -13.3 -54.3 2 41.0 -18.9 340 6 337.7 337.7 293.8 337.9 0.06 24 301 9727 -32.1 -51.1 13 19.0 -33.7 329 21 339.8 339.8 294.4 340.3 0.12 25 300 9750 -32.3 -51.3 13 19.0 -33.9 330 21 339.9 339.9 294.4 340.3 0.11 26 250 11010 -41.3 -67.3 4 26.0 -42.2 320 10 344.7 344.7 295.4 344.7 0.02 27 200 12480 -52.7 -65.7 19 13.0 -53.0 270 19 349.3 349.3 296.5 349.4 0.03 28 163 13772 -63.1 -71.1 33 8.0 -63.2 263 27 352.9 352.9 297.3 353.0 0.02 29 150 14280 -66.5 -75.5 27 9.0 -66.5 260 30 355.5 355.5 297.8 355.6 0.01 30 135 14911 -70.7 -78.7 30 8.0 -70.8 260 31 359.0 359.0 298.5 359.0 0.01 31 125 15363 -74.1 -81.1 33 7.0 -74.1 260 31 360.8 360.8 298.8 360.8 0.00 32 112 15998 -77.7 -85.7 26 8.0 -77.7 263 27 365.6 365.6 299.8 365.6 0.00 33 104 16419 -80.3 -87.3 30 7.0 -80.3 264 24 368.4 368.4 300.3 368.4 0.00 34 102 16529 -80.9 -87.9 30 7.0 -80.9 265 24 369.3 369.3 300.4 369.3 0.00 35 100 16640 -81.1 -88.1 30 7.0 -81.1 265 23 371.0 371.0 300.8 371.0 0.00 36 99 16697 -81.1 -88.1 30 7.0 -81.1 266 23 372.1 372.1 300.9 372.1 0.00 37 93 17051 -79.1 -86.1 31 7.0 -79.1 269 20 382.8 382.8 302.7 382.8 0.00 38 87 17432 -78.1 -85.1 31 7.0 -78.1 272 18 392.1 392.1 304.1 392.2 0.00 39 81 17840 -78.7 -86.7 26 8.0 -78.7 276 15 399.0 399.0 305.0 399.0 0.00 40 77 18130 -77.7 -84.7 31 7.0 -77.7 279 13 406.9 406.9 306.1 406.9 0.00 41 73 18436 -76.7 -84.7 27 8.0 -76.7 294 13 415.3 415.3 307.2 415.3 0.00 42 70 18680 -73.5 -82.5 24 9.0 -73.6 315 15 427.1 427.1 308.5 427.2 0.01 43 63 19301 -68.3 -80.3 16 12.0 -68.4 357 12 451.7 451.7 311.0 451.7 0.01 44 56 20002 -69.7 -85.7 8 16.0 -69.8 45 8 464.0 464.0 312.1 464.0 0.00 45 50 20680 -66.5 -87.5 4 21.0 -66.7 90 4 486.8 486.8 314.0 486.8 0.00 46 40 22049 -60.9 -84.9 3 24.0 -61.5 532.9 532.9 317.1 533.0 0.01 47 37 22536 -59.1 -83.1 3 24.0 -59.9 549.6 549.6 318.1 549.6 0.01 48 30 23866 -54.1 -78.1 4 24.0 -55.8 597.2 597.2 320.5 597.4 0.03 49 23 25576 -52.7 -79.7 2 27.0 -55.1 648.4 648.4 322.6 648.7 0.03 TRP 864 1394 25.0 14.0 50 11.0 17.5 245 15 310.9 313.1 295.9 346.7 11.71 WND Sounding variables and indices 1000-500 mb thick: 5837.00 m Freezing level: 584.00 mb = 4692.31 m = 15394.52 ft Wetbulb zero: 634.75 mb = 4011.94 m = 13162.37 ft Precipitable water: 1.45 inches Sfc-500 mean rel hum: 42.50 % Est. max temperature: 36.75 C = 98.15 F Sfc-Lift cond lev (LCL): 738.85 mb = 2745.18 m = 9006.39 ft T: 16.55 C 700-500 lapse rate: 7.26 C/km ThetaE index: 17.28 C Layer 829.0- 700.0 mb Conv cond level (CCL): 681.25 mb = 3430.37 m = 11254.36 ft Mean mixing ratio: 12.36 g/kg Conv temperature: 42.73 C = 108.91 F Cap Strength: 4.73 C Lifted Index: -2.89 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.94 C Lifted Index @700 mb: 3.10 C Showalter Index: -2.48 C Risk: Severe thunderstorms possible Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.30 C Cross Totals Index: 20.30 C K Index: 27.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 236.60 Risk: None Energy Index: -2.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 585.50 J/kg Max Up Vert Vel: 34.22 m/s Conv Inhibition (B-): 227.61 J/kg Cap Strength: 4.73 C Lift Cond Lev (LCL): 749.18 mb = 2626.16 m = 8615.91 ft Lev Free Conv (LFC): 634.18 mb = 4019.34 m = 13186.65 ft Equ Level (EL): 404.18 mb = 7560.33 m = 24803.94 ft B at Equ Level: 340.61 J/kg Max Parcel Lev (MPL): 124.18 mb = 15401.30 m = 50528.59 ft Wind level data Storm motion: 140 at 14 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 ---------------------------------------------------------- 0 984 227 230 10 7.7 6.4 | 284 17 16.6 -4.3 1 976 305 235 9 7.4 5.2 | 289 17 16.4 -5.5 2 944 610 215 12 6.9 9.8 | 273 16 15.9 -0.8 3 925 790 220 12 7.7 9.2 | 275 17 16.7 -1.5 4 912 914 225 12 8.5 8.5 | 277 18 17.5 -2.2 5 881 1219 235 16 13.1 9.2 | 274 22 22.1 -1.5 6 864 1394 245 15 13.6 6.3 | 281 23 22.6 -4.3 7 850 1537 240 10 8.7 5.0 | 288 19 17.6 -5.7 8 822 1829 245 7 6.3 3.0 | 297 17 15.3 -7.7 9 793 2134 70 7 -6.6 -2.4 | 350 13 2.4 -13.1 10 765 2438 90 18 -18.0 0.0 | 40 14 -9.0 -10.7 11 739 2743 80 20 -19.7 -3.5 | 37 18 -10.7 -14.2 12 700 3207 100 25 -24.6 4.3 | 68 17 -15.6 -6.3 13 662 3658 100 24 -23.6 4.2 | 66 16 -14.6 -6.5 14 614 4267 100 32 -31.5 5.6 | 77 23 -22.5 -5.1 15 569 4877 90 19 -19.0 0.0 | 43 15 -10.0 -10.7 16 500 5920 125 19 -15.6 10.9 | 92 7 -6.6 0.2 17 489 6096 130 20 -15.3 12.9 | 109 7 -6.3 2.2 18 401 7620 75 3 -2.9 -0.8 | 332 13 6.1 -11.5 19 400 7640 340 6 2.1 -5.6 | 326 20 11.0 -16.3 20 326 9144 310 21 16.1 -13.5 | 314 35 25.1 -24.2 21 300 9750 330 21 10.5 -18.2 | 326 35 19.5 -28.9 22 263 10668 340 14 4.8 -13.2 | 330 28 13.8 -23.8 23 250 11010 320 10 6.4 -7.7 | 320 24 15.4 -18.3 24 200 12480 270 19 19.0 -0.0 | 291 30 28.0 -10.7 25 150 14280 260 30 29.5 5.2 | 278 39 38.5 -5.5 26 127 15240 260 32 31.5 5.6 | 277 41 40.5 -5.1 27 100 16640 265 23 22.9 2.0 | 285 33 31.9 -8.7 28 75 18288 280 12 11.8 -2.1 | 302 24 20.8 -12.8 29 70 18680 315 15 10.6 -10.6 | 317 29 19.6 -21.3 30 50 20680 90 4 -4.0 0.0 | 335 12 5.0 -10.7 31 44 21336 145 16 -9.2 13.1 | 176 2 -0.2 2.4 Wind Parameters Mean winds (0-6000m): 109.9 at 18.6 knts Storm direction: 139.9 at 14.0 knts Shear (0-3000m) pos: 2.5 neg: 3.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 143.5 deg Storm rel helicity (0-3000m) pos: 154.5 neg: -30.7 tot: 123.8 m^2/s^2 ave: 41.3 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 5.7 10^-3/s Energy-Hel index: 0.31 Bulk Rich Number: 7.18 Bulk Shear: 81.57 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 ------------------------------------------------------------------------------- 500 223 11 280 17| 0.0 3.1 3.1| 5.8 -18.3 -12.5 -24.9 -0.49| 6.1 -2.9 1000 226 12 277 18| 2.9 1.5 4.5| 9.2 -22.9 -13.6 -13.6 -0.25| 6.2 -1.5 1500 231 12 280 19| 2.0 1.0 3.0| 46.9 -22.9 24.0 16.0 0.18| 7.3 1.3 2000 230 11 282 18| 1.5 4.6 6.1| 83.9 -28.1 55.8 27.9 0.36| 11.8 4.2 2500 205 12 269 14| 2.4 3.7 6.1|112.8 -30.7 82.0 32.8 0.41| 11.9 4.9 3000 150 14 237 2| 2.5 3.0 5.6|154.5 -30.7 123.8 41.3 0.49| 11.5 5.7 4000 115 17 62 8| 1.9 3.1 5.0|172.1 -32.8 139.2 34.8 0.48| 9.7 4.6 5000 107 19 59 10| 1.2 1.7 2.9|179.9 -82.7 97.2 19.4 0.31| 9.5 2.9 6000 110 19 63 10| 1.1 1.4 2.5|195.9 -85.3 110.5 18.4 0.33| 8.8 2.9 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250515.12.gif