UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 9 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 116 SFC 988 227 34.0 22.0 50 12.0 25.2 230 6 308.2 311.4 298.7 360.0 17.09 2 926 809 29.0 17.0 48 12.0 20.6 85 19 308.9 311.4 296.4 349.2 13.28 3 925 819 29.0 17.0 48 12.0 20.6 85 19 309.0 311.5 296.5 349.3 13.29 4 885 1211 25.6 13.6 47 12.0 17.5 85 16 309.4 311.5 295.1 343.3 11.13 5 850 1564 22.6 10.6 47 12.0 14.8 90 18 309.8 311.6 294.0 338.8 9.48 6 807 2013 19.0 7.0 46 12.0 11.7 90 21 310.6 312.1 293.0 334.7 7.81 7 748 2660 14.8 3.8 48 11.0 8.4 97 25 312.9 314.2 292.7 333.9 6.73 8 737 2785 13.8 2.8 47 11.0 7.5 99 26 313.1 314.3 292.5 333.0 6.36 9 714 3052 11.6 1.6 50 10.0 6.0 90 24 313.5 314.7 292.4 332.5 6.03 10 700 3217 10.0 0.0 50 10.0 4.6 85 22 313.6 314.6 291.9 330.8 5.47 11 673 3543 7.2 -0.8 57 8.0 2.9 89 23 314.0 315.0 292.0 330.9 5.37 12 655 3765 5.6 -4.4 49 10.0 0.7 87 25 314.6 315.4 291.2 328.1 4.21 13 600 4476 0.2 -7.8 55 8.0 -3.4 64 28 316.4 317.0 291.1 327.8 3.54 14 596 4530 0.0 -8.0 55 8.0 -3.6 62 27 316.7 317.4 291.2 328.1 3.51 15 545 5242 -4.3 -11.3 58 7.0 -7.2 79 16 319.8 320.4 291.6 329.6 2.96 16 537 5359 -4.7 -12.7 54 8.0 -7.9 88 15 320.7 321.2 291.6 329.6 2.68 17 531 5447 -4.5 -14.5 46 10.0 -8.3 96 14 322.0 322.4 291.7 329.8 2.34 18 500 5920 -6.7 -24.7 22 18.0 -11.9 135 11 324.9 325.1 291.3 328.5 1.03 19 480 6237 -9.1 -27.1 22 18.0 -13.9 142 11 325.7 325.9 291.4 328.8 0.86 20 444 6835 -14.5 -28.5 29 14.0 -17.9 128 10 326.3 326.4 291.5 329.2 0.82 21 426 7147 -16.1 -33.1 22 17.0 -19.6 121 10 328.1 328.2 291.7 330.1 0.55 22 403 7564 -17.7 -38.7 14 21.0 -21.3 111 9 331.3 331.3 292.4 332.5 0.33 23 400 7620 -17.7 -39.7 13 22.0 -21.4 110 9 332.0 332.0 292.6 333.1 0.30 24 367 8258 -20.3 -49.3 6 29.0 -23.9 68 9 336.8 336.8 293.6 337.3 0.12 25 300 9710 -32.1 -50.1 15 18.0 -33.7 10 6 340.1 340.2 294.5 340.7 0.13 26 262 10651 -39.9 -51.9 27 12.0 -40.7 321 3 342.1 342.2 295.0 342.6 0.12 27 250 10970 -42.3 -56.3 20 14.0 -43.0 340 7 343.2 343.2 295.1 343.5 0.07 28 244 11134 -43.7 -57.7 20 14.0 -44.3 331 7 343.5 343.5 295.2 343.7 0.06 29 236 11357 -45.3 -58.3 22 13.0 -45.9 319 8 344.3 344.4 295.4 344.6 0.06 30 216 11942 -49.7 -63.7 18 14.0 -50.1 288 10 346.4 346.4 295.8 346.5 0.03 31 200 12440 -54.1 -67.1 19 13.0 -54.4 260 11 347.1 347.1 296.0 347.2 0.02 32 150 14230 -67.5 -76.5 27 9.0 -67.5 285 10 353.8 353.8 297.4 353.8 0.01 33 142 14557 -69.5 -78.5 26 9.0 -69.5 302 12 355.9 355.9 297.9 355.9 0.01 34 134 14900 -71.9 -80.9 25 9.0 -71.9 321 13 357.6 357.6 298.2 357.6 0.00 35 108 16144 -79.7 -86.7 30 7.0 -79.7 283 9 365.6 365.6 299.8 365.6 0.00 36 100 16580 -78.5 -84.5 37 6.0 -78.5 255 6 376.1 376.1 301.6 376.1 0.00 37 90 17180 -78.5 -85.5 31 7.0 -78.5 211 13 387.6 387.6 303.4 387.6 0.00 38 74 18306 -74.5 -81.5 33 7.0 -74.5 126 27 418.3 418.3 307.5 418.3 0.01 39 70 18630 -73.9 -81.9 28 8.0 -73.9 65 26 426.3 426.3 308.4 426.3 0.01 40 67 18887 -73.5 -81.5 28 8.0 -73.6 67 26 432.5 432.5 309.1 432.6 0.01 41 50 20640 -65.3 -77.3 17 12.0 -65.5 80 25 489.6 489.6 314.2 489.7 0.02 42 43 21557 -64.1 -78.1 13 14.0 -64.4 90 31 514.1 514.1 315.9 514.3 0.02 43 30 23780 -59.1 -82.1 4 23.0 -60.1 95 45 583.5 583.5 319.8 583.6 0.02 44 29 23993 -58.3 -81.3 4 23.0 -59.4 93 46 591.4 591.4 320.2 591.5 0.02 45 28 24213 -57.9 -80.9 4 23.0 -59.1 91 48 598.5 598.5 320.6 598.6 0.02 46 22 25745 -53.9 -76.9 4 23.0 -56.1 97 64 653.1 653.2 322.8 653.5 0.05 47 20 26360 -51.5 -75.5 4 24.0 -54.5 100 70 678.5 678.6 323.7 679.1 0.07 48 17 27428 -45.9 -71.9 4 26.0 -51.1 103 70 728.8 728.8 325.4 730.0 0.14 49 16 27834 -43.9 -69.9 4 26.0 -50.0 104 70 748.1 748.1 325.9 749.9 0.19 50 13 29221 -46.1 -69.1 6 23.0 -51.9 786.2 786.3 327.0 788.8 0.27 51 13 29221 -46.5 -69.5 6 23.0 -52.2 784.8 784.9 326.9 787.3 0.25 52 12 29753 -46.1 -70.1 5 24.0 -52.2 804.4 804.5 327.4 806.9 0.25 TRP 714 3052 11.6 1.6 50 10.0 6.0 90 24 313.5 314.7 292.4 332.5 6.03 WND Sounding variables and indices 1000-500 mb thick: 5804.00 m Freezing level: 596.00 mb = 4530.18 m = 14862.63 ft Wetbulb zero: 645.63 mb = 3882.10 m = 12736.38 ft Precipitable water: 1.47 inches Sfc-500 mean rel hum: 48.91 % Est. max temperature: 35.83 C = 96.49 F Sfc-Lift cond lev (LCL): 831.60 mb = 1753.20 m = 5751.91 ft T: 21.08 C 700-500 lapse rate: 6.18 C/km ThetaE index: 18.53 C Layer 885.0- 673.0 mb Conv cond level (CCL): 744.39 mb = 2701.02 m = 8861.49 ft Mean mixing ratio: 14.06 g/kg Conv temperature: 38.73 C = 101.71 F Cap Strength: 2.36 C Lifted Index: -4.26 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -4.52 C Lifted Index @700 mb: -0.98 C Showalter Index: 0.58 C Risk: Thunderstorms probable Total Totals Index: 46.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.30 C Cross Totals Index: 17.30 C K Index: 29.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 174.20 Risk: None Energy Index: -1.94 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1600.67 J/kg Max Up Vert Vel: 56.58 m/s Conv Inhibition (B-): 84.41 J/kg Cap Strength: 2.36 C Lift Cond Lev (LCL): 789.08 mb = 2204.22 m = 7231.61 ft Lev Free Conv (LFC): 714.08 mb = 3050.79 m = 10009.02 ft Equ Level (EL): 164.08 mb = 13671.76 m = 44854.32 ft B at Equ Level: 1594.32 J/kg Max Parcel Lev (MPL): 84.08 mb = 17571.58 m = 57648.84 ft Wind level data Storm motion: 114 at 15 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 ---------------------------------------------------------- 0 988 227 230 6 4.6 3.9 | 278 19 18.6 -2.5 1 979 305 80 19 -18.7 -3.3 | 26 11 -4.7 -9.6 2 947 610 80 19 -18.7 -3.3 | 26 11 -4.7 -9.6 3 925 819 85 19 -18.9 -1.7 | 32 9 -4.9 -8.0 4 915 914 85 19 -18.9 -1.7 | 32 9 -4.9 -8.0 5 884 1219 85 16 -15.9 -1.4 | 14 8 -1.9 -7.7 6 850 1564 90 18 -18.0 0.0 | 32 7 -4.0 -6.3 7 824 1829 90 20 -20.0 0.0 | 43 9 -6.0 -6.3 8 795 2134 90 22 -22.0 0.0 | 52 10 -8.0 -6.3 9 767 2438 90 24 -24.0 0.0 | 58 12 -10.0 -6.3 10 740 2743 100 26 -25.6 4.5 | 81 12 -11.6 -1.8 11 714 3052 90 24 -24.0 0.0 | 58 12 -10.0 -6.3 12 700 3217 85 22 -21.9 -1.9 | 44 11 -7.9 -8.2 13 663 3658 90 24 -24.0 0.0 | 58 12 -10.0 -6.3 14 614 4267 70 33 -31.0 -11.3 | 44 24 -17.0 -17.6 15 569 4877 50 18 -13.8 -11.6 | 359 18 0.2 -17.9 16 500 5920 135 11 -7.8 7.8 | 257 6 6.2 1.5 17 489 6096 145 11 -6.3 9.0 | 251 8 7.7 2.7 18 400 7620 110 9 -8.5 3.1 | 300 6 5.6 -3.2 19 400 7620 125 9 -7.4 5.2 | 280 7 6.6 -1.1 20 324 9144 345 10 2.6 -9.7 | 314 23 16.6 -16.0 21 300 9710 10 6 -1.0 -5.9 | 313 18 13.0 -12.2 22 261 10668 320 3 1.9 -2.3 | 298 18 15.9 -8.6 23 250 10970 340 7 2.4 -6.6 | 308 21 16.4 -12.9 24 200 12440 260 11 10.8 1.9 | 280 25 24.8 -4.4 25 150 14230 285 10 9.7 -2.6 | 291 25 23.7 -8.9 26 126 15240 340 15 5.1 -14.1 | 317 28 19.1 -20.4 27 100 16580 255 6 5.8 1.6 | 284 20 19.8 -4.8 28 74 18288 130 27 -20.7 17.4 | 149 13 -6.7 11.0 29 70 18630 65 26 -23.6 -11.0 | 29 20 -9.5 -17.3 30 50 20640 80 25 -24.6 -4.3 | 45 15 -10.6 -10.7 31 45 21336 90 30 -30.0 0.0 | 68 17 -16.0 -6.3 32 30 23780 95 45 -44.8 3.9 | 86 31 -30.8 -2.4 33 27 24384 90 49 -49.0 0.0 | 80 36 -35.0 -6.3 34 20 26360 100 70 -68.9 12.2 | 96 55 -54.9 5.8 35 15 27432 105 70 -67.6 18.1 | 102 55 -53.6 11.8 Wind Parameters Mean winds (0-6000m): 84.2 at 20.5 knts Storm direction: 114.2 at 15.4 knts Shear (0-3000m) pos: 1.3 neg: 4.5 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 126.6 deg Storm rel helicity (0-3000m) pos: 81.8 neg: -28.2 tot: 53.6 m^2/s^2 ave: 17.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 5.1 10^-3/s Energy-Hel index: 0.66 Bulk Rich Number: 1644.60 Bulk Shear: 0.97 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 81 18 22 10| 0.0 25.0 25.0| 51.9 0.0 51.9 103.7 0.95| 30.8 29.3 1000 83 18 24 9| 1.6 12.5 14.0| 53.0 -5.8 47.1 47.1 0.78| 17.3 13.5 1500 85 18 25 9| 0.8 8.3 9.1| 59.9 -5.8 54.0 36.0 0.80| 12.8 10.2 2000 86 19 32 9| 0.6 7.1 7.7| 65.5 -5.8 59.7 29.8 0.79| 10.5 8.2 2500 88 20 40 9| 1.5 5.7 7.2| 81.8 -5.8 76.0 30.4 0.80| 9.6 7.7 3000 89 21 44 9| 1.3 4.5 5.8| 81.8 -28.2 53.6 17.9 0.56| 9.2 5.1 4000 87 22 47 11| 1.3 4.7 5.9| 89.6 -46.8 42.7 10.7 0.42| 8.9 3.7 5000 82 22 40 12| 1.8 3.0 4.7| 95.7-135.5 -39.8 -8.0 0.15| 9.7 1.5 6000 84 20 37 11| 2.5 2.5 4.9| 96.2-143.2 -47.0 -7.8 0.07| 9.5 0.6 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251009.12.gif