UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101412.upa.cvt Date: 1200Z 14 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 14 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 110 SFC 987 227 34.8 21.8 47 13.0 25.2 240 4 309.1 312.3 298.8 360.4 16.89 2 975 338 31.8 20.8 52 11.0 23.8 285 6 307.2 310.2 297.8 355.6 16.06 3 925 810 27.0 19.0 62 8.0 21.3 250 4 306.9 309.7 297.1 352.4 15.12 4 912 935 26.0 19.0 65 7.0 21.0 215 4 307.1 310.0 297.4 353.4 15.34 5 904 1013 25.4 17.4 61 8.0 19.8 175 2 307.3 309.9 296.5 349.4 13.96 6 850 1552 22.4 10.4 47 12.0 14.7 70 10 309.6 311.4 293.9 338.2 9.36 7 837 1686 21.4 9.4 46 12.0 13.8 65 11 309.9 311.6 293.6 337.1 8.88 8 787 2215 17.8 0.8 32 17.0 8.4 85 16 311.6 312.6 291.0 327.7 5.15 9 700 3201 9.0 -3.0 43 12.0 2.9 70 17 312.5 313.3 290.6 326.3 4.38 10 647 3845 3.2 -4.8 56 8.0 -0.6 74 14 313.0 313.8 290.6 326.1 4.14 11 641 3921 2.8 -6.2 52 9.0 -1.4 73 14 313.4 314.1 290.4 325.3 3.75 12 636 3984 3.0 -9.0 41 12.0 -2.3 72 13 314.3 314.9 290.0 324.1 3.04 13 600 4454 1.0 -20.0 19 21.0 -6.1 73 14 317.3 317.5 289.3 321.7 1.30 14 582 4698 0.0 -21.0 19 21.0 -7.0 77 15 318.9 319.1 289.7 323.1 1.23 15 518 5622 -4.9 -12.9 53 8.0 -8.1 37 9 323.8 324.3 292.5 333.0 2.74 16 501 5884 -5.5 -22.5 25 17.0 -10.9 21 7 326.1 326.4 291.9 330.6 1.25 17 500 5900 -5.5 -22.5 25 17.0 -10.9 20 7 326.3 326.6 291.9 330.8 1.26 18 466 6451 -8.5 -23.5 29 15.0 -13.0 56 7 329.2 329.5 292.7 333.6 1.23 19 454 6654 -9.7 -26.7 24 17.0 -14.4 74 8 330.2 330.4 292.7 333.6 0.95 20 429 7089 -13.3 -21.3 51 8.0 -15.8 112 8 331.0 331.3 293.5 336.8 1.63 21 400 7620 -16.9 -26.9 42 10.0 -19.4 160 9 333.0 333.2 293.6 336.9 1.06 22 329 9053 -26.9 -48.9 11 22.0 -29.3 230 4 338.4 338.4 294.1 339.0 0.14 23 300 9710 -31.7 -48.7 17 17.0 -33.3 275 7 340.7 340.7 294.6 341.3 0.15 24 285 10070 -34.9 -51.9 16 17.0 -36.2 297 10 341.2 341.2 294.7 341.6 0.11 25 263 10625 -39.3 -60.3 9 21.0 -40.3 332 16 342.6 342.6 295.0 342.8 0.04 26 250 10970 -42.3 -60.3 12 18.0 -43.1 325 14 343.2 343.2 295.1 343.4 0.05 27 231 11500 -46.9 -59.9 21 13.0 -47.4 302 16 344.0 344.0 295.3 344.2 0.05 28 200 12440 -54.5 -61.5 42 7.0 -54.6 260 20 346.5 346.5 295.9 346.7 0.05 29 150 14233 -68.3 -72.4 55 4.1 -68.3 295 15 352.4 352.4 297.2 352.5 0.01 30 123 15405 -76.3 -80.4 52 4.1 -76.3 320 11 358.4 358.4 298.4 358.5 0.01 31 116 15742 -78.9 -83.3 48 4.4 -78.9 327 10 359.7 359.7 298.7 359.7 0.00 32 112 15942 -79.9 -83.9 51 4.0 -79.9 331 9 361.4 361.4 299.0 361.5 0.00 33 111 15993 -79.9 -83.9 51 4.0 -79.9 332 9 362.4 362.4 299.2 362.4 0.00 34 110 16045 -79.9 -84.1 50 4.2 -79.9 333 9 363.3 363.3 299.4 363.3 0.00 35 106 16256 -78.5 -83.5 44 5.0 -78.5 338 8 369.8 369.8 300.5 369.9 0.00 36 100 16590 -77.3 -83.3 38 6.0 -77.3 345 7 378.4 378.4 302.0 378.4 0.00 37 90 17194 -74.7 -82.7 28 8.0 -74.7 39 10 395.1 395.1 304.5 395.1 0.00 38 75 18262 -69.3 -80.3 19 11.0 -69.4 133 14 427.6 427.6 308.6 427.6 0.01 39 70 18670 -71.3 -82.3 18 11.0 -71.4 190 13 431.8 431.8 309.0 431.9 0.01 40 62 19388 -72.1 -85.1 13 13.0 -72.2 149 17 445.3 445.3 310.4 445.4 0.00 41 50 20680 -65.1 -82.1 8 17.0 -65.4 75 25 490.1 490.1 314.2 490.1 0.01 42 41 21891 -64.1 -83.1 6 19.0 -64.5 82 29 521.2 521.2 316.4 521.2 0.01 43 38 22354 -65.9 -85.9 5 20.0 -66.2 84 30 528.1 528.1 316.8 528.1 0.01 44 35 22855 -64.3 -85.3 4 21.0 -64.8 86 32 544.8 544.8 317.8 544.8 0.01 45 31 23598 -63.9 -83.9 5 20.0 -64.4 89 34 565.1 565.1 318.9 565.2 0.01 46 30 23800 -61.9 -82.9 4 21.0 -62.6 90 35 575.9 575.9 319.5 576.0 0.01 47 29 24010 -61.5 -82.5 5 21.0 -62.3 88 37 582.6 582.6 319.8 582.7 0.02 48 28 24228 -61.1 -82.1 5 21.0 -61.9 86 39 589.6 589.6 320.1 589.7 0.02 49 27 24454 -61.1 -82.1 5 21.0 -62.0 86 42 595.8 595.8 320.4 595.9 0.02 50 25 24935 -58.9 -80.9 4 22.0 -60.1 89 46 615.3 615.3 321.3 615.5 0.02 51 22 25743 -56.3 -78.3 5 22.0 -58.0 95 54 646.0 646.0 322.6 646.3 0.04 52 20 26350 -55.5 -76.5 6 21.0 -57.5 100 60 666.3 666.3 323.3 666.8 0.06 53 18 27025 -53.1 -75.1 5 22.0 -55.8 93 60 694.2 694.3 324.3 694.9 0.08 54 15 28206 -51.1 -73.1 6 22.0 -54.8 738.1 738.1 325.6 739.2 0.13 55 15 28206 -50.9 -72.9 6 22.0 -54.6 738.7 738.8 325.7 739.9 0.13 56 15 28206 -51.1 -74.1 5 23.0 -54.8 738.1 738.1 325.6 739.1 0.11 TRP 904 1013 25.4 17.4 61 8.0 19.8 175 2 307.3 309.9 296.5 349.4 13.96 WND Sounding variables and indices 1000-500 mb thick: 5790.00 m Freezing level: 582.00 mb = 4698.21 m = 15413.88 ft Wetbulb zero: 656.26 mb = 3729.00 m = 12234.09 ft Precipitable water: 1.39 inches Sfc-500 mean rel hum: 41.88 % Est. max temperature: 35.62 C = 96.11 F Sfc-Lift cond lev (LCL): 819.07 mb = 1871.73 m = 6140.77 ft T: 20.13 C 700-500 lapse rate: 5.37 C/km ThetaE index: 31.66 C Layer 904.0- 582.0 mb Conv cond level (CCL): 769.58 mb = 2403.53 m = 7885.50 ft Mean mixing ratio: 15.14 g/kg Conv temperature: 37.45 C = 99.42 F Cap Strength: 3.03 C Lifted Index: -3.59 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -4.88 C Lifted Index @700 mb: -2.39 C Showalter Index: 2.04 C Risk: Showers probable Total Totals Index: 43.80 C Risk: None Vertical Totals Index: 27.90 C Cross Totals Index: 15.90 C K Index: 26.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 151.80 Risk: None Energy Index: -1.41 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1831.33 J/kg Max Up Vert Vel: 60.52 m/s Conv Inhibition (B-): 96.52 J/kg Cap Strength: 3.03 C Lift Cond Lev (LCL): 819.53 mb = 1866.94 m = 6125.05 ft Lev Free Conv (LFC): 744.53 mb = 2682.02 m = 8799.18 ft Equ Level (EL): 144.53 mb = 14452.61 m = 47416.14 ft B at Equ Level: 1823.20 J/kg Max Parcel Lev (MPL): 84.53 mb = 17561.48 m = 57615.71 ft Wind level data Storm motion: 99 at 9 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 ---------------------------------------------------------- 0 987 227 240 4 3.5 2.0 | 267 12 12.3 0.6 1 978 305 280 6 5.9 -1.0 | 280 15 14.7 -2.5 2 946 610 330 5 2.5 -4.3 | 297 13 11.3 -5.8 3 925 810 250 4 3.8 1.4 | 270 13 12.6 -0.1 4 914 914 225 4 2.8 2.8 | 263 12 11.6 1.4 5 904 1013 175 2 -0.2 2.0 | 266 9 8.6 0.6 6 883 1219 70 4 -3.8 -1.4 | 299 6 5.0 -2.8 7 850 1552 70 10 -9.4 -3.4 | 7 5 -0.6 -4.9 8 823 1829 60 13 -11.3 -6.5 | 17 8 -2.5 -7.9 9 794 2134 85 16 -15.9 -1.4 | 68 8 -7.1 -2.8 10 766 2438 85 17 -16.9 -1.5 | 70 9 -8.1 -2.9 11 739 2743 70 18 -16.9 -6.2 | 47 11 -8.1 -7.6 12 700 3201 70 17 -16.0 -5.8 | 45 10 -7.2 -7.3 13 661 3658 75 14 -13.5 -3.6 | 43 7 -4.7 -5.1 14 613 4267 70 13 -12.2 -4.4 | 30 7 -3.4 -5.9 15 568 4877 80 16 -15.8 -2.8 | 59 8 -7.0 -4.2 16 500 5900 20 7 -2.4 -6.6 | 321 10 6.4 -8.0 17 487 6096 25 7 -3.0 -6.3 | 323 10 5.8 -7.8 18 400 7620 160 9 -3.1 8.5 | 219 9 5.7 7.0 19 400 7620 165 8 -2.1 7.7 | 227 9 6.7 6.3 20 324 9144 235 4 3.3 2.3 | 266 12 12.1 0.9 21 300 9710 275 7 7.0 -0.6 | 277 16 15.8 -2.0 22 261 10668 335 16 6.8 -14.5 | 316 22 15.6 -15.9 23 250 10970 325 14 8.0 -11.5 | 307 21 16.8 -12.9 24 200 12440 260 20 19.7 3.5 | 266 29 28.5 2.0 25 100 16590 345 7 1.8 -6.8 | 308 13 10.6 -8.2 26 75 18288 135 14 -9.9 9.9 | 173 9 -1.1 8.5 27 70 18670 190 13 2.3 12.8 | 224 16 11.1 11.4 28 50 20680 75 25 -24.1 -6.5 | 63 17 -15.3 -7.9 29 45 21336 80 27 -26.6 -4.7 | 71 19 -17.8 -6.1 30 30 23800 90 35 -35.0 0.0 | 87 26 -26.2 -1.4 31 27 24384 85 41 -40.8 -3.6 | 81 32 -32.0 -5.0 32 20 26350 100 60 -59.1 10.4 | 100 51 -50.3 9.0 33 15 27432 80 59 -58.1 -10.2 | 77 51 -49.3 -11.7 Wind Parameters Mean winds (0-6000m): 69.3 at 11.9 knts Storm direction: 99.3 at 8.9 knts Shear (0-3000m) pos: 2.2 neg: 1.8 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 137.3 deg Storm rel helicity (0-3000m) pos: 54.1 neg: -35.5 tot: 18.6 m^2/s^2 ave: 6.2 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 2.2 10^-3/s Energy-Hel index: 0.61 Bulk Rich Number: 55.23 Bulk Shear: 33.16 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 ------------------------------------------------------------------------------- 500 298 5 286 14| 3.2 0.0 3.2| 23.8 -11.0 12.8 25.6 0.30| 11.6 3.5 1000 284 4 281 13| 4.2 0.0 4.2| 30.8 -24.0 6.7 6.7 0.15| 12.5 1.8 1500 39 6 319 8| 2.8 2.7 5.5| 38.9 -24.0 14.9 9.9 0.31| 11.1 3.4 2000 65 8 342 5| 3.3 2.0 5.3| 53.7 -24.0 29.6 14.8 0.42| 10.5 4.4 2500 72 10 7 4| 2.7 2.3 5.0| 54.1 -33.7 20.3 8.1 0.30| 9.5 2.8 3000 72 11 20 5| 2.2 1.8 4.0| 54.1 -35.5 18.6 6.2 0.28| 8.1 2.2 4000 72 12 27 6| 1.4 1.3 2.7| 54.1 -38.6 15.5 3.9 0.22| 6.7 1.5 5000 72 12 31 6| 1.4 1.3 2.6| 60.4 -50.7 9.7 1.9 0.15| 6.3 0.9 6000 69 12 22 6| 1.2 1.2 2.4| 62.9 -72.4 -9.4 -1.6 0.02| 6.2 0.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251014.12.gif