UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011112.upa.cvt Date: 1200Z 11 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 11 JAN 26 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 134 SFC 989 227 29.0 2.0 18 27.0 14.1 100 15 303.1 303.9 287.6 316.7 4.47 2 977 336 26.0 1.0 20 25.0 12.6 85 20 301.1 301.9 286.7 313.9 4.21 3 934 731 22.0 0.0 23 22.0 10.5 90 20 301.0 301.7 286.5 313.4 4.09 4 925 816 21.6 -0.4 23 22.0 10.2 90 21 301.4 302.1 286.6 313.6 4.01 5 875 1294 18.6 -6.4 18 25.0 7.0 90 20 303.1 303.6 285.9 311.5 2.70 6 871 1333 18.2 -5.8 19 24.0 6.9 85 19 303.1 303.6 286.0 311.9 2.84 7 850 1541 17.2 -6.8 19 24.0 6.1 70 27 304.2 304.7 286.2 312.6 2.70 8 840 1642 16.8 -6.2 20 23.0 6.1 70 28 304.8 305.3 286.6 313.7 2.86 9 827 1774 16.4 -12.6 12 29.0 4.4 70 29 305.7 306.0 285.8 311.3 1.75 10 803 2024 18.2 89 17 310.2 11 798 2077 18.2 94 13 310.8 12 718 2971 13.4 -34.6 2 48.0 -0.1 48 5 315.0 315.1 287.5 316.1 0.28 13 712 3041 13.8 -32.2 3 46.0 0.1 48 4 316.2 316.3 287.9 317.5 0.36 14 700 3184 13.0 -23.0 6 36.0 0.4 50 3 316.9 317.0 288.7 319.9 0.86 15 685 3365 11.4 -20.6 9 32.0 -0.2 20 3 317.1 317.3 289.0 320.8 1.08 16 605 4386 3.8 -31.2 6 35.0 -5.8 333 4 319.8 319.8 289.2 321.4 0.47 17 600 4453 3.4 -30.6 6 34.0 -6.0 331 4 320.1 320.2 289.3 321.8 0.50 18 575 4796 0.4 -29.6 8 30.0 -7.8 323 3 320.5 320.6 289.5 322.5 0.57 19 572 4838 0.0 -30.0 8 30.0 -8.1 322 3 320.5 320.6 289.5 322.5 0.55 20 500 5900 -6.9 -40.9 5 34.0 -13.5 195 13 324.6 324.7 290.4 325.4 0.21 21 497 5947 -7.1 -42.1 4 35.0 -13.7 195 14 324.9 325.0 290.5 325.7 0.19 22 400 7610 -18.5 -31.5 31 13.0 -21.2 220 24 330.9 331.1 292.6 333.5 0.69 23 370 8187 -23.1 -37.1 27 14.0 -25.4 238 31 332.3 332.4 292.7 333.9 0.43 24 349 8612 -26.9 -38.9 31 12.0 -28.6 247 37 332.8 332.8 292.9 334.2 0.38 25 300 9690 -32.9 -56.9 7 24.0 -34.6 265 60 339.0 339.0 294.1 339.2 0.06 26 281 10145 -36.5 -61.5 6 25.0 -37.8 258 58 340.2 340.2 294.4 340.4 0.03 27 250 10940 -43.5 -62.5 11 19.0 -44.2 245 56 341.4 341.4 294.7 341.5 0.03 28 243 11130 -44.9 -62.9 12 18.0 -45.5 244 56 342.1 342.1 294.8 342.2 0.03 29 215 11935 -51.3 -70.3 9 19.0 -51.7 238 57 344.3 344.3 295.4 344.4 0.01 30 200 12400 -55.3 -72.3 10 17.0 -55.5 235 57 345.2 345.2 295.6 345.2 0.01 31 172 13345 -62.5 -76.5 14 14.0 -62.6 235 64 348.5 348.5 296.3 348.5 0.01 32 168 13489 -63.0 -77.0 13 14.0 -63.1 235 65 350.0 350.0 296.7 350.0 0.01 33 158 13865 -64.3 -78.3 13 14.0 -64.4 227 62 354.0 354.0 297.5 354.0 0.01 34 157 13904 -64.9 -78.9 13 14.0 -65.0 226 62 353.6 353.6 297.4 353.7 0.01 35 150 14180 -67.5 -80.5 14 13.0 -67.6 220 60 353.8 353.8 297.4 353.8 0.00 36 139 14637 -70.1 -82.1 16 12.0 -70.2 228 60 357.0 357.0 298.1 357.0 0.00 37 129 15080 -72.9 -85.9 12 13.0 -72.9 237 59 359.7 359.7 298.7 359.7 0.00 38 125 15265 -73.7 -86.7 12 13.0 -73.7 240 59 361.5 361.5 299.0 361.5 0.00 39 119 15553 -73.7 -85.7 14 12.0 -73.7 238 52 366.6 366.6 299.9 366.6 0.00 40 107 16170 -77.1 -90.1 11 13.0 -77.1 233 38 371.5 371.5 300.8 371.5 0.00 41 105 16279 -77.3 -90.3 11 13.0 -77.3 232 36 373.1 373.1 301.1 373.1 0.00 42 100 16560 -76.3 -87.3 16 11.0 -76.3 230 29 380.3 380.3 302.3 380.3 0.00 43 95 16854 -77.3 -88.3 16 11.0 -77.3 227 25 384.0 384.0 302.9 384.0 0.00 44 87 17353 -79.7 -91.7 12 12.0 -79.7 221 19 388.9 388.9 303.6 388.9 0.00 45 80 17823 -82.5 -93.5 13 11.0 -82.5 215 13 392.6 392.6 304.2 392.6 0.00 46 79 17893 -82.5 -93.5 13 11.0 -82.5 215 12 394.0 394.0 304.4 394.0 0.00 47 70 18570 -79.9 -89.9 17 10.0 -79.9 195 5 413.4 413.4 306.9 413.5 0.00 48 67 18820 -78.5 -88.5 18 10.0 -78.6 187 7 421.7 421.7 307.9 421.7 0.00 49 60 19457 -74.7 -85.7 17 11.0 -74.7 168 11 443.7 443.7 310.3 443.7 0.00 50 59 19555 -74.7 -85.7 17 11.0 -74.7 165 12 445.8 445.8 310.4 445.9 0.00 51 57 19756 -74.9 -85.9 17 11.0 -75.0 158 13 449.8 449.8 310.8 449.8 0.00 52 56 19859 -74.7 -85.7 17 11.0 -74.7 155 14 452.6 452.6 311.1 452.6 0.00 53 54 20072 -72.9 -83.9 17 11.0 -73.0 149 15 461.4 461.4 311.9 461.5 0.01 54 50 20530 -68.5 -80.5 16 12.0 -68.7 135 18 482.1 482.1 313.6 482.1 0.01 55 45 21170 -62.1 -75.1 16 13.0 -62.5 159 13 512.3 512.4 315.8 512.6 0.03 56 43 21450 -61.9 -74.9 16 13.0 -62.3 162 12 519.5 519.6 316.3 519.8 0.03 57 41 21743 -63.1 -76.1 16 13.0 -63.5 156 12 523.7 523.7 316.5 523.9 0.03 58 35 22711 -64.5 -79.5 11 15.0 -64.9 135 11 544.3 544.3 317.8 544.4 0.02 59 31 23457 -61.3 -78.3 9 17.0 -62.0 119 11 572.1 572.1 319.3 572.3 0.03 60 30 23660 -61.7 -80.7 6 19.0 -62.4 115 11 576.4 576.4 319.5 576.6 0.02 61 27 24319 -61.7 -81.7 5 20.0 -62.5 101 9 594.1 594.1 320.3 594.2 0.02 62 20 26210 -57.9 -77.9 6 20.0 -59.5 115 20 658.9 659.0 323.0 659.3 0.05 63 18 26876 -56.9 -77.9 5 21.0 -58.8 137 11 682.3 682.3 323.9 682.7 0.05 64 16 27621 -57.3 -77.3 6 20.0 -59.3 162 5 704.3 704.4 324.6 704.9 0.06 65 14 28469 -55.5 -75.5 7 20.0 -58.1 191 11 737.8 737.9 325.6 738.7 0.10 66 11 30024 -50.5 -72.5 6 22.0 -55.2 244 22 808.7 808.8 327.5 810.6 0.19 67 10 30650 -47.5 -69.5 6 22.0 -53.6 265 27 842.2 842.4 328.3 845.7 0.33 68 7.4 32651 -45.1 -67.1 7 22.0 -53.2 927.7 928.1 330.1 935.0 0.62 TRP 871 1333 18.2 -5.8 19 24.0 6.9 85 19 303.1 303.6 286.0 311.9 2.84 WND 168 13489 -63.0 -77.0 13 14.0 -63.1 235 65 350.0 350.0 296.7 350.0 0.01 Sounding variables and indices 1000-500 mb thick: 5766.00 m Freezing level: 572.00 mb = 4837.64 m = 15871.33 ft Wetbulb zero: 720.37 mb = 2943.11 m = 9655.77 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 11.12 % Est. max temperature: 30.73 C = 87.32 F Sfc-Lift cond lev (LCL): 664.80 mb = 3611.03 m = 11847.05 ft T: 9.57 C 700-500 lapse rate: 7.33 C/km ThetaE index: 3.34 C Layer 977.0- 925.0 mb Conv cond level (CCL): 474.83 mb = 6296.55 m = 20657.73 ft Mean mixing ratio: 3.93 g/kg Conv temperature: 52.06 C = 125.71 F Cap Strength: 14.48 C Lifted Index: 13.27 C Risk: None Lifted Index @300 mb: 18.41 C Lifted Index @700 mb: 13.85 C Showalter Index: 13.82 C Risk: None Total Totals Index: 24.20 C Risk: None Vertical Totals Index: 24.10 C Cross Totals Index: 0.10 C K Index: -18.70 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.27 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 55057.55 J/kg Cap Strength: 14.48 C Lift Cond Lev (LCL): 661.50 mb = 3651.96 m = 11981.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 118 at 8 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 ---------------------------------------------------------- 0 989 227 100 15 -14.8 2.6 | 80 8 -7.4 -1.3 1 980 305 85 20 -19.9 -1.7 | 66 14 -12.6 -5.7 2 947 610 90 18 -18.0 0.0 | 70 11 -10.7 -3.9 3 925 816 90 21 -21.0 0.0 | 74 14 -13.7 -3.9 4 914 914 90 24 -24.0 0.0 | 77 17 -16.7 -3.9 5 883 1219 100 22 -21.7 3.8 | 90 14 -14.3 -0.1 6 871 1333 85 19 -18.9 -1.7 | 64 13 -11.6 -5.6 7 850 1541 70 27 -25.4 -9.2 | 54 22 -18.0 -13.2 8 822 1829 70 30 -28.2 -10.3 | 56 25 -20.9 -14.2 9 793 2134 100 9 -8.9 1.6 | 33 3 -1.5 -2.4 10 764 2438 85 7 -7.0 -0.6 | 356 5 0.3 -4.6 11 737 2743 45 7 -4.9 -4.9 | 345 9 2.4 -8.9 12 700 3184 50 3 -2.3 -1.9 | 319 8 5.0 -5.9 13 660 3658 330 3 1.5 -2.6 | 307 11 8.8 -6.5 14 612 4267 335 4 1.7 -3.6 | 310 12 9.0 -7.6 15 568 4877 320 3 1.9 -2.3 | 304 11 9.3 -6.2 16 500 5900 195 13 3.4 12.6 | 231 14 10.7 8.6 17 487 6096 195 17 4.4 16.4 | 223 17 11.7 12.5 18 400 7610 220 24 15.4 18.4 | 238 27 22.7 14.4 19 399 7620 225 23 16.3 16.3 | 242 27 23.6 12.3 20 324 9144 260 45 44.3 7.8 | 266 52 51.6 3.9 21 300 9690 265 60 59.8 5.2 | 269 67 67.1 1.3 22 260 10668 250 56 52.6 19.2 | 256 62 59.9 15.2 23 250 10940 245 56 50.8 23.7 | 251 61 58.1 19.7 24 200 12400 235 57 46.7 32.7 | 242 61 54.0 28.8 25 168 13489 235 65 53.2 37.3 | 241 69 60.6 33.3 26 150 14180 220 60 38.6 46.0 | 228 62 45.9 42.0 27 125 15240 240 59 51.1 29.5 | 246 64 58.4 25.6 28 100 16560 230 29 22.2 18.6 | 244 33 29.5 14.7 29 74 18288 210 7 3.5 6.1 | 259 11 10.8 2.1 30 70 18570 195 5 1.3 4.8 | 264 9 8.6 0.9 31 50 20530 135 18 -12.7 12.7 | 148 10 -5.4 8.8 32 44 21336 165 12 -3.1 11.6 | 209 9 4.2 7.6 33 30 23660 115 11 -10.0 4.6 | 105 3 -2.6 0.7 34 27 24384 100 9 -8.9 1.6 | 33 3 -1.5 -2.4 35 20 26210 115 20 -18.1 8.5 | 113 12 -10.8 4.5 36 17 27432 155 3 -1.3 2.7 | 281 6 6.1 -1.2 37 10 30650 265 27 26.9 2.4 | 273 34 34.2 -1.6 Wind Parameters Mean winds (0-6000m): 88.3 at 11.1 knts Storm direction: 118.3 at 8.3 knts Shear (0-3000m) pos: 3.8 neg: 3.3 tot: 7.1 10-3/s Storm rel Dir Shear (0-3000m): -120.5 deg Storm rel helicity (0-3000m) pos: 41.3 neg: -57.1 tot: -15.8 m^2/s^2 ave: -5.3 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 12.4 stream: -2.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.94 Bulk Shear: 7.73 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 89 19 69 12| 0.0 5.7 5.7| 4.5 -6.5 -2.0 -4.0 -0.12| 10.6 -1.2 1000 91 21 75 14| 2.0 2.9 4.9| 21.7 -6.5 15.2 15.2 0.16| 9.6 1.5 1500 86 22 69 16| 1.3 6.6 7.9| 23.4 -40.2 -16.7 -11.2 -0.15| 12.3 -1.8 2000 83 21 65 15| 5.7 4.9 10.6| 41.3 -44.8 -3.4 -1.7 -0.10| 15.8 -1.5 2500 83 18 61 13| 4.5 4.7 9.2| 41.3 -48.7 -7.4 -3.0 -0.13| 14.0 -1.8 3000 81 16 53 11| 3.8 3.3 7.1| 41.3 -57.1 -15.8 -5.3 -0.17| 12.4 -2.2 4000 78 13 38 8| 2.8 2.5 5.3| 43.0 -62.8 -19.8 -4.9 -0.18| 9.9 -1.8 5000 73 11 24 8| 2.2 1.8 4.0| 43.0 -78.4 -35.3 -7.1 -0.23| 8.5 -1.9 6000 88 11 41 6| 1.9 0.3 2.1| 44.1-146.5-102.4 -17.1 -0.35| 8.8 -3.1 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260111.12.gif