UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011712.upa.cvt Date: 1200Z 17 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 17 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 108 SFC 986 227 31.4 -2.6 11 34.0 13.6 110 11 305.8 306.4 287.3 315.7 3.20 2 981 273 29.0 -5.0 11 34.0 12.1 98 9 303.8 304.3 286.1 312.2 2.68 3 974 337 28.4 -5.6 10 34.0 11.7 92 8 303.8 304.3 286.0 311.9 2.58 4 925 795 23.6 -5.4 14 29.0 9.6 110 12 303.4 304.0 286.1 312.0 2.76 5 920 842 23.6 -5.4 14 29.0 9.6 108 12 303.9 304.4 286.2 312.6 2.77 6 914 899 23.4 -4.6 15 28.0 9.6 106 11 304.3 304.8 286.6 313.5 2.97 7 908 956 23.0 -5.0 15 28.0 9.3 104 11 304.4 305.0 286.5 313.5 2.90 8 873 1297 21.4 -6.6 15 28.0 8.1 100 13 306.2 306.7 286.9 314.6 2.67 9 859 1437 22.0 -9.0 12 31.0 7.7 130 9 308.3 308.7 287.2 315.5 2.25 10 852 1508 22.0 -10.0 11 32.0 7.5 146 8 309.0 309.4 287.3 315.7 2.10 11 850 1528 21.8 -11.2 10 33.0 7.1 150 7 309.0 309.3 287.1 315.2 1.91 12 700 3177 10.0 -3.0 40 13.0 3.4 200 5 313.6 314.4 291.0 327.5 4.38 13 661 3651 6.6 -9.4 31 16.0 -0.4 162 10 314.9 315.5 290.0 324.1 2.83 14 603 4397 0.0 -8.0 55 8.0 -3.6 105 3 315.7 316.3 290.8 326.9 3.47 15 600 4437 -0.3 -8.3 55 8.0 -3.8 94 3 315.8 316.4 290.8 326.8 3.41 16 584 4653 -2.3 -8.3 63 6.0 -4.9 33 2 315.9 316.6 290.9 327.2 3.50 17 580 4707 -2.5 -9.5 59 7.0 -5.5 18 2 316.3 316.9 290.7 326.7 3.21 18 562 4958 -3.5 -16.5 36 13.0 -8.1 319 3 318.0 318.3 290.0 324.2 1.87 19 553 5086 -2.3 -25.3 15 23.0 -9.1 308 5 320.9 321.0 290.0 324.0 0.88 20 549 5144 -2.3 -23.3 18 21.0 -8.8 302 6 321.5 321.7 290.3 325.2 1.07 21 500 5880 -7.5 -24.5 24 17.0 -12.4 235 18 323.9 324.1 291.0 327.6 1.05 22 455 6604 -14.1 -24.1 42 10.0 -16.8 245 18 324.5 324.7 291.3 328.7 1.20 23 400 7570 -19.9 -42.9 11 23.0 -23.2 255 17 329.1 329.2 291.7 330.0 0.22 24 360 8347 -24.1 -49.1 8 25.0 -26.9 271 33 333.6 333.6 292.8 334.1 0.12 25 300 9660 -31.3 -51.3 12 20.0 -33.1 275 57 341.3 341.3 294.7 341.7 0.11 26 250 10920 -42.3 -57.3 18 15.0 -43.0 255 65 343.2 343.2 295.1 343.5 0.07 27 200 12380 -55.1 -62.1 42 7.0 -55.2 265 72 345.5 345.5 295.7 345.7 0.04 28 186 12838 -58.5 -64.5 46 6.0 -58.6 265 79 347.3 347.3 296.1 347.4 0.04 29 176 13183 -60.6 -67.1 42 6.5 -60.7 265 84 349.3 349.3 296.5 349.4 0.03 30 150 14160 -66.7 -74.7 32 8.0 -66.8 265 65 355.2 355.2 297.7 355.2 0.01 31 139 14618 -69.1 -76.1 36 7.0 -69.1 263 65 358.8 358.8 298.5 358.8 0.01 32 127 15153 -72.7 -80.7 29 8.0 -72.8 260 64 361.7 361.7 299.0 361.7 0.00 33 120 15484 -74.3 -82.3 28 8.0 -74.3 256 61 364.7 364.7 299.6 364.7 0.00 34 116 15681 -75.1 -83.1 28 8.0 -75.1 252 58 366.7 366.7 299.9 366.7 0.00 35 108 16093 -77.3 -84.3 32 7.0 -77.3 244 52 370.1 370.1 300.6 370.2 0.00 36 100 16530 -81.5 -87.5 35 6.0 -81.5 235 46 370.3 370.3 300.6 370.3 0.00 37 91 17056 -85.1 -91.1 33 6.0 -85.1 235 37 373.2 373.2 301.1 373.2 0.00 38 74 18220 -77.9 -83.9 37 6.0 -77.9 235 16 411.1 411.1 306.6 411.2 0.00 39 70 18540 -75.9 -81.9 38 6.0 -75.9 275 6 422.0 422.0 307.9 422.0 0.01 40 69 18623 -75.9 -81.9 38 6.0 -75.9 278 6 423.7 423.7 308.2 423.8 0.01 41 69 18623 -75.9 -81.9 38 6.0 -75.9 278 6 423.7 423.7 308.2 423.8 0.01 42 61 19338 -73.7 -81.7 28 8.0 -73.7 306 7 443.8 443.8 310.3 443.9 0.01 43 56 19842 -69.3 -76.3 35 7.0 -69.4 325 8 464.9 464.9 312.2 465.0 0.02 44 53 20171 -68.3 -76.3 31 8.0 -68.4 337 8 474.6 474.6 313.0 474.7 0.02 45 50 20520 -68.9 -77.9 26 9.0 -69.1 350 9 481.1 481.1 313.5 481.2 0.02 46 31 23444 -60.1 -82.1 4 22.0 -61.0 102 23 575.4 575.4 319.5 575.5 0.02 47 30 23650 -58.1 -80.1 4 22.0 -59.2 105 24 586.2 586.3 320.0 586.4 0.02 48 26 24553 -57.1 -78.1 5 21.0 -58.5 99 24 613.6 613.6 321.2 613.8 0.03 49 25 24802 -55.5 -77.5 5 22.0 -57.2 98 24 625.1 625.1 321.7 625.4 0.04 50 25 24802 -55.5 -77.5 5 22.0 -57.2 98 24 625.1 625.1 321.7 625.4 0.04 51 20 26220 -56.7 -76.7 6 20.0 -58.5 90 26 662.6 662.6 323.2 663.1 0.06 52 16 27633 -58.1 -76.1 8 18.0 -59.9 59 27 701.7 701.7 324.5 702.4 0.08 53 16 27633 -58.1 -76.1 8 18.0 -59.9 59 27 701.7 701.7 324.5 702.4 0.08 54 14 28483 -54.1 -74.1 7 20.0 -57.1 15 31 742.6 742.6 325.7 743.7 0.12 55 10 30660 -50.9 -69.9 9 19.0 -55.6 265 40 829.5 829.7 328.0 832.8 0.31 56 9.8 30791 -51.1 833.6 TRP 873 1297 21.4 -6.6 15 28.0 8.1 100 13 306.2 306.7 286.9 314.6 2.67 WND 176 13183 -60.6 -67.1 42 6.5 -60.7 265 84 349.3 349.3 296.5 349.4 0.03 Sounding variables and indices 1000-500 mb thick: 5772.00 m Freezing level: 603.00 mb = 4396.98 m = 14425.63 ft Wetbulb zero: 665.60 mb = 3593.78 m = 11790.47 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 28.04 % Est. max temperature: 35.00 C = 94.99 F Sfc-Lift cond lev (LCL): 598.19 mb = 4461.09 m = 14635.93 ft T: -0.52 C 700-500 lapse rate: 6.47 C/km ThetaE index: 3.86 C Layer 981.0- 925.0 mb Conv cond level (CCL): 450.27 mb = 6682.41 m = 21923.65 ft Mean mixing ratio: 2.75 g/kg Conv temperature: 50.41 C = 122.73 F Cap Strength: 13.09 C Lifted Index: 13.16 C Risk: None Lifted Index @300 mb: 20.54 C Lifted Index @700 mb: 8.55 C Showalter Index: 11.64 C Risk: None Total Totals Index: 25.60 C Risk: None Vertical Totals Index: 29.30 C Cross Totals Index: -3.70 C K Index: 5.10 Risk: None Sweat Index: 32.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.86 J/kg Max Up Vert Vel: 3.97 m/s Conv Inhibition (B-): 50780.78 J/kg Cap Strength: 13.12 C Lift Cond Lev (LCL): 593.87 mb = 4518.96 m = 14825.81 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 7 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 ---------------------------------------------------------- 0 986 227 110 11 -10.3 3.8 | 82 14 -14.2 -2.0 1 977 305 90 8 -8.0 0.0 | 64 13 -11.8 -5.8 2 944 610 110 10 -9.4 3.4 | 80 13 -13.2 -2.4 3 925 795 110 12 -11.3 4.1 | 84 15 -15.1 -1.7 4 912 914 105 11 -10.6 2.8 | 78 15 -14.4 -2.9 5 881 1219 95 14 -13.9 1.2 | 76 18 -17.8 -4.6 6 873 1297 100 13 -12.8 2.3 | 78 17 -16.6 -3.5 7 850 1528 150 7 -3.5 6.1 | 92 7 -7.3 0.3 8 820 1829 175 10 -0.9 10.0 | 132 6 -4.7 4.2 9 792 2134 190 11 1.9 10.8 | 159 5 -1.9 5.0 10 764 2438 200 11 3.8 10.3 | 179 5 -0.1 4.5 11 737 2743 205 11 4.6 10.0 | 191 4 0.8 4.2 12 700 3177 200 5 1.7 4.7 | 63 2 -2.1 -1.1 13 659 3658 160 10 -3.4 9.4 | 116 8 -7.2 3.6 14 611 4267 135 3 -2.1 2.1 | 58 7 -5.9 -3.7 15 567 4877 325 2 1.1 -1.6 | 20 8 -2.7 -7.4 16 500 5880 235 18 14.7 10.3 | 247 12 10.9 4.5 17 486 6096 240 19 16.5 9.5 | 254 13 12.6 3.7 18 400 7570 255 17 16.4 4.4 | 276 13 12.6 -1.4 19 397 7620 255 16 15.5 4.1 | 278 12 11.6 -1.6 20 322 9144 290 53 49.8 -18.1 | 297 52 46.0 -23.9 21 300 9660 275 57 56.8 -5.0 | 281 54 53.0 -10.8 22 259 10668 260 60 59.1 10.4 | 265 55 55.3 4.6 23 250 10920 255 65 62.8 16.8 | 259 60 59.0 11.0 24 200 12380 265 72 71.7 6.3 | 270 68 67.9 0.5 25 176 13183 265 84 83.7 7.3 | 269 80 79.9 1.5 26 150 14160 265 65 64.8 5.7 | 270 61 60.9 -0.1 27 125 15240 260 64 63.0 11.1 | 265 59 59.2 5.3 28 100 16530 235 46 37.7 26.4 | 239 40 33.9 20.6 29 73 18288 235 15 12.3 8.6 | 252 9 8.5 2.8 30 70 18540 275 6 6.0 -0.5 | 341 7 2.2 -6.3 31 50 20520 350 9 1.6 -8.9 | 9 15 -2.3 -14.7 32 44 21336 65 13 -11.8 -5.5 | 54 19 -15.6 -11.3 33 30 23650 105 24 -23.2 6.2 | 91 27 -27.0 0.4 34 27 24384 100 24 -23.6 4.2 | 87 28 -27.5 -1.6 35 20 26220 90 26 -26.0 0.0 | 79 30 -29.8 -5.8 36 17 27432 70 26 -24.4 -8.9 | 63 32 -28.3 -14.7 37 10 30660 265 40 39.8 3.5 | 274 36 36.0 -2.3 Wind Parameters Mean winds (0-6000m): 183.5 at 9.2 knts Storm direction: 213.5 at 6.9 knts Shear (0-3000m) pos: 3.5 neg: 1.7 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): -3.5 deg Storm rel helicity (0-3000m) pos: 46.0 neg: -24.0 tot: 22.1 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.41 Bulk Shear: 19.09 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 ------------------------------------------------------------------------------- 500 104 9 75 14| 0.0 0.3 0.3| 14.5 -14.5 0.0 0.1 0.00| 9.1 0.0 1000 103 11 77 15| 0.0 2.2 2.2| 14.5 -21.9 -7.4 -7.4 -0.13| 7.1 -0.9 1500 110 10 81 14| 4.8 1.5 6.2| 35.6 -21.9 13.7 9.1 0.18| 9.9 1.8 2000 127 10 92 12| 4.8 1.1 5.9| 43.4 -21.9 21.5 10.8 0.30| 8.7 2.7 2500 143 11 105 10| 4.2 0.9 5.1| 46.0 -21.9 24.1 9.6 0.34| 7.5 2.5 3000 153 10 110 9| 3.5 1.7 5.2| 46.0 -24.0 22.1 7.4 0.20| 7.2 1.5 4000 155 9 109 8| 2.6 1.9 4.5| 47.9 -37.9 9.9 2.5 0.06| 7.1 0.5 5000 156 8 103 7| 2.1 1.6 3.7| 47.9 -66.5 -18.6 -3.7 -0.13| 7.1 -0.9 6000 183 9 137 5| 1.7 0.8 2.5| 53.0-110.5 -57.5 -9.6 -0.27| 7.5 -2.0 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260117.12.gif