UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 12 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 94 SFC 985 227 30.0 22.0 62 8.0 24.2 200 6 304.5 307.6 297.8 355.6 17.14 2 980 273 29.8 21.8 62 8.0 23.9 206 7 304.7 307.9 297.8 355.5 17.01 3 940 646 27.4 20.4 66 7.0 22.3 240 8 305.9 308.9 297.6 354.7 16.26 4 925 790 27.2 19.2 62 8.0 21.5 280 7 307.1 310.0 297.3 353.3 15.31 5 870 1330 24.0 14.0 54 10.0 17.2 20 12 309.2 311.4 295.4 344.6 11.63 6 850 1533 22.4 12.4 53 10.0 15.8 25 13 309.6 311.6 294.8 342.3 10.70 7 763 2463 16.8 1.8 36 15.0 8.3 85 19 313.3 314.4 292.0 331.2 5.72 8 700 3189 10.2 -0.8 46 11.0 4.4 80 19 313.8 314.8 291.7 330.1 5.16 9 640 3925 3.6 -0.2 76 3.8 1.5 88 20 314.4 315.6 292.5 333.0 5.90 10 609 4327 1.6 -3.4 69 5.0 -0.9 99 17 316.6 317.6 292.3 332.3 4.89 11 600 4446 1.0 -3.6 71 4.6 -1.3 97 15 317.3 318.2 292.5 333.0 4.89 12 592 4554 0.0 -3.9 75 3.9 -1.9 96 14 317.3 318.3 292.5 332.9 4.85 13 580 4718 -1.1 -4.0 81 2.9 -2.6 93 13 317.9 318.9 292.7 333.7 4.91 14 514 5673 -5.9 -10.6 69 4.7 -7.9 67 6 323.3 323.9 292.9 334.3 3.32 15 506 5796 -4.7 -13.7 49 9.0 -8.3 63 5 326.2 326.7 293.1 335.1 2.62 16 500 5890 -5.1 -13.1 53 8.0 -8.4 60 4 326.8 327.4 293.4 336.3 2.79 17 424 7175 -12.1 -25.1 33 13.0 -15.8 117 7 333.7 333.9 293.8 337.9 1.17 18 413 7377 -13.7 -22.7 47 9.0 -16.4 123 7 334.1 334.4 294.2 339.5 1.49 19 400 7620 -15.5 -29.5 29 14.0 -18.9 130 7 334.8 335.0 293.8 337.9 0.83 20 396 7695 -15.9 -34.9 18 19.0 -19.8 145 7 335.3 335.4 293.6 337.2 0.50 21 346 8691 -24.3 -30.3 58 6.0 -25.5 152 13 337.1 337.3 294.4 340.4 0.89 22 300 9710 -32.1 -40.1 45 8.0 -33.1 180 11 340.1 340.2 294.7 341.7 0.39 23 273 10374 -36.7 -49.7 25 13.0 -37.7 211 11 342.8 342.8 295.1 343.4 0.15 24 250 10980 -41.7 -52.7 29 11.0 -42.3 230 15 344.1 344.1 295.4 344.5 0.12 25 232 11481 -45.9 -55.9 31 10.0 -46.3 242 17 345.1 345.1 295.6 345.5 0.08 26 205 12291 -52.5 -64.5 22 12.0 -52.8 261 19 347.2 347.2 296.0 347.3 0.03 27 200 12450 -53.9 -64.9 25 11.0 -54.1 265 20 347.4 347.4 296.1 347.5 0.03 28 192 12710 -55.9 -66.9 24 11.0 -56.1 252 19 348.3 348.3 296.3 348.4 0.02 29 179 13153 -58.1 -70.1 20 12.0 -58.3 230 17 351.7 351.7 297.0 351.8 0.02 30 150 14240 -66.9 -75.9 27 9.0 -67.0 175 11 354.8 354.8 297.7 354.9 0.01 31 115 15805 -77.7 -83.7 37 6.0 -77.7 182 21 362.8 362.8 299.2 362.8 0.00 32 108 16163 -78.9 -85.9 31 7.0 -78.9 197 22 367.1 367.1 300.1 367.1 0.00 33 104 16378 -79.7 -85.7 36 6.0 -79.7 206 22 369.6 369.6 300.5 369.6 0.00 34 103 16433 -80.1 -86.1 36 6.0 -80.1 208 22 369.8 369.8 300.5 369.8 0.00 35 102 16488 -80.1 -87.1 30 7.0 -80.1 210 22 370.9 370.9 300.7 370.9 0.00 36 100 16600 -79.7 -86.7 30 7.0 -79.7 215 22 373.7 373.7 301.2 373.7 0.00 37 85 17522 -78.9 -87.9 22 9.0 -78.9 140 23 393.1 393.1 304.2 393.1 0.00 38 77 18093 -73.1 -86.1 12 13.0 -73.2 95 24 416.5 416.5 307.3 416.5 0.00 39 70 18650 -73.7 -87.7 10 14.0 -73.7 130 23 426.7 426.7 308.5 426.7 0.00 40 63 19269 -71.3 -87.3 8 16.0 -71.4 122 20 445.1 445.1 310.4 445.1 0.00 41 50 20660 -64.3 -85.3 4 21.0 -64.6 105 13 492.0 492.0 314.4 492.0 0.01 42 43 21587 -61.3 -86.3 2 25.0 -61.9 115 25 521.0 521.0 316.4 521.1 0.01 43 39 22189 -62.7 -87.7 2 25.0 -63.2 104 31 532.2 532.2 317.1 532.3 0.00 44 31 23622 -56.7 -86.7 1 30.0 -58.0 79 43 584.6 584.6 319.9 584.6 0.01 45 30 23830 -55.9 -85.9 1 30.0 -57.3 75 45 592.2 592.3 320.3 592.3 0.01 46 28 24269 -55.7 -85.7 1 30.0 -57.3 83 47 604.6 604.6 320.8 604.7 0.01 47 21 26107 -54.5 -84.5 1 30.0 -56.7 102 47 660.1 660.1 323.0 660.2 0.01 48 20 26420 -54.3 -84.3 1 30.0 -56.6 105 47 670.0 670.0 323.4 670.1 0.02 49 16 27860 -51.5 -83.5 1 32.0 -55.1 97 42 723.3 723.3 325.1 723.4 0.02 50 15 28279 -51.1 -82.1 1 31.0 -54.9 738.1 738.1 325.6 738.3 0.03 51 15 28279 -51.3 -82.3 1 31.0 -55.1 737.4 737.4 325.6 737.6 0.03 52 13 29211 -50.3 771.7 TRP 870 1330 24.0 14.0 54 10.0 17.2 20 12 309.2 311.4 295.4 344.6 11.63 WND Sounding variables and indices 1000-500 mb thick: 5796.00 m Freezing level: 592.00 mb = 4554.09 m = 14941.05 ft Wetbulb zero: 620.56 mb = 4174.47 m = 13695.60 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 59.73 % Est. max temperature: 35.73 C = 96.32 F Sfc-Lift cond lev (LCL): 877.50 mb = 1254.30 m = 4115.10 ft T: 24.45 C 700-500 lapse rate: 5.66 C/km ThetaE index: 25.52 C Layer 980.0- 640.0 mb Conv cond level (CCL): 756.36 mb = 2536.41 m = 8321.44 ft Mean mixing ratio: 15.42 g/kg Conv temperature: 38.83 C = 101.89 F Cap Strength: 3.63 C Lifted Index: -3.19 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.28 C Lifted Index @700 mb: -1.19 C Showalter Index: 0.80 C Risk: Thunderstorms probable Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 17.50 C K Index: 28.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 178.80 Risk: None Energy Index: -1.18 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1579.36 J/kg Max Up Vert Vel: 56.20 m/s Conv Inhibition (B-): 158.57 J/kg Cap Strength: 3.63 C Lift Cond Lev (LCL): 831.96 mb = 1717.70 m = 5635.42 ft Lev Free Conv (LFC): 716.96 mb = 2987.23 m = 9800.50 ft Equ Level (EL): 166.96 mb = 13580.94 m = 44556.36 ft B at Equ Level: 1575.57 J/kg Max Parcel Lev (MPL): 76.96 mb = 18095.63 m = 59368.15 ft Wind level data Storm motion: 109 at 10 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 ---------------------------------------------------------- 0 985 227 200 6 2.1 5.6 | 258 12 11.5 2.4 1 976 305 210 8 4.0 6.9 | 255 14 13.4 3.7 2 944 610 230 8 6.1 5.1 | 263 16 15.6 1.9 3 925 790 280 7 6.9 -1.2 | 285 17 16.3 -4.5 4 912 914 290 5 4.7 -1.7 | 289 15 14.1 -5.0 5 881 1219 15 8 -2.1 -7.7 | 326 13 7.4 -11.0 6 870 1330 20 12 -4.1 -11.3 | 340 15 5.3 -14.5 7 850 1533 25 13 -5.5 -11.8 | 345 16 3.9 -15.0 8 821 1829 35 13 -7.5 -10.6 | 352 14 2.0 -13.9 9 792 2134 80 19 -18.7 -3.3 | 55 11 -9.3 -6.5 10 764 2438 85 19 -18.9 -1.7 | 63 11 -9.5 -4.9 11 738 2743 85 21 -20.9 -1.8 | 66 13 -11.5 -5.1 12 700 3189 80 19 -18.7 -3.3 | 55 11 -9.3 -6.5 13 660 3658 80 22 -21.7 -3.8 | 60 14 -12.2 -7.1 14 612 4267 100 17 -16.7 3.0 | 88 7 -7.3 -0.3 15 567 4877 90 11 -11.0 0.0 | 26 4 -1.6 -3.2 16 500 5890 60 4 -3.5 -2.0 | 311 8 6.0 -5.2 17 487 6096 85 6 -6.0 -0.5 | 317 5 3.5 -3.8 18 400 7620 130 7 -5.4 4.5 | 253 4 4.1 1.3 19 400 7620 145 7 -4.0 5.7 | 245 6 5.4 2.5 20 324 9144 155 16 -6.8 14.5 | 193 12 2.7 11.3 21 300 9710 180 11 0.0 11.0 | 231 12 9.4 7.8 22 261 10668 225 11 7.8 7.8 | 255 18 17.2 4.5 23 250 10980 230 15 11.5 9.6 | 253 22 20.9 6.4 24 200 12450 265 20 19.9 1.7 | 273 29 29.4 -1.5 25 150 14240 175 11 -1.0 11.0 | 228 11 8.5 7.7 26 126 15240 160 21 -7.2 19.7 | 188 17 2.3 16.5 27 100 16600 215 22 12.6 18.0 | 236 27 22.1 14.8 28 75 18288 80 24 -23.6 -4.2 | 62 16 -14.2 -7.4 29 70 18650 130 23 -17.6 14.8 | 145 14 -8.2 11.5 30 50 20660 105 13 -12.6 3.4 | 92 3 -3.1 0.1 31 45 21336 120 23 -19.9 11.5 | 128 13 -10.5 8.3 32 30 23830 75 45 -43.5 -11.6 | 66 37 -34.0 -14.9 33 28 24384 85 47 -46.8 -4.1 | 79 38 -37.4 -7.3 34 20 26420 105 47 -45.4 12.2 | 104 37 -36.0 8.9 35 15 27432 95 41 -40.8 3.6 | 91 31 -31.4 0.3 Wind Parameters Mean winds (0-6000m): 79.0 at 13.3 knts Storm direction: 109.0 at 10.0 knts Shear (0-3000m) pos: 4.1 neg: 0.4 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 157.1 deg Storm rel helicity (0-3000m) pos: 153.9 neg: -9.3 tot: 144.6 m^2/s^2 ave: 48.2 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 6.6 10^-3/s Energy-Hel index: 1.47 Bulk Rich Number: 29.38 Bulk Shear: 53.77 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 ------------------------------------------------------------------------------- 500 224 8 261 15| 7.2 0.0 7.2| 26.0 -2.3 23.7 47.5 0.59| 9.7 5.7 1000 257 7 276 16| 7.3 0.0 7.3| 78.5 -2.3 76.2 76.2 0.79| 12.1 9.6 1500 342 9 314 17| 6.5 0.0 6.5|101.0 -2.3 98.7 65.8 0.81| 10.4 8.4 2000 32 11 343 13| 5.8 0.0 5.8|148.8 -2.3 146.6 73.3 0.86| 11.7 10.1 2500 59 12 7 10| 4.9 0.0 4.9|153.9 -2.3 151.6 60.7 0.84| 10.0 8.4 3000 67 14 21 9| 4.1 0.4 4.5|153.9 -9.3 144.6 48.2 0.76| 8.7 6.6 4000 75 15 37 9| 2.7 0.3 3.0|170.9 -9.3 161.6 40.4 0.72| 7.9 5.7 5000 79 15 40 8| 2.2 1.2 3.4|170.9 -18.5 152.4 30.5 0.52| 7.3 3.8 6000 79 13 32 7| 1.9 1.3 3.3|171.7 -25.1 146.7 24.4 0.42| 6.8 2.9 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251012.00.gif