UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011800.upa.cvt Date: 0000Z 18 JAN 26 Searching for DRRN... Searching the city database file for: DRRN ... Date:0000Z 18 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 99 SFC 985 227 24.0 2.0 24 22.0 12.2 300 2 298.4 299.3 286.0 311.8 4.48 2 974 327 29.8 1.8 17 28.0 14.2 1 8 305.2 306.1 288.4 319.0 4.47 3 959 466 29.2 0.2 15 29.0 13.4 11 8 306.0 306.7 288.2 318.5 4.04 4 925 787 26.6 -0.4 17 27.0 12.1 25 5 306.5 307.3 288.4 318.9 4.01 5 872 1303 22.4 -0.6 22 23.0 10.2 120 3 307.4 308.1 288.9 320.4 4.20 6 851 1514 21.4 1.4 27 20.0 10.3 172 9 308.5 309.4 289.9 323.9 4.98 7 850 1524 21.4 1.4 27 20.0 10.3 175 9 308.6 309.5 290.0 324.0 4.98 8 825 1782 20.8 2.8 30 18.0 10.5 183 11 310.6 311.6 291.2 328.2 5.68 9 708 3078 10.6 -11.4 20 22.0 1.2 151 16 313.2 313.6 288.9 320.6 2.26 10 700 3173 10.0 -10.0 23 20.0 1.2 150 17 313.6 314.0 289.3 321.8 2.55 11 603 4392 0.0 -8.0 55 8.0 -3.6 133 5 315.7 316.3 290.8 326.9 3.47 12 600 4432 -0.3 -7.3 59 7.0 -3.5 137 5 315.8 316.5 291.0 327.6 3.68 13 579 4716 -2.9 -8.9 63 6.0 -5.5 160 4 316.0 316.6 290.8 326.9 3.37 14 555 5050 -5.5 -13.5 53 8.0 -8.5 184 7 316.7 317.2 290.2 324.7 2.43 15 536 5324 -4.5 -20.5 27 16.0 -9.7 199 12 321.1 321.4 290.5 325.9 1.40 16 514 5654 -5.9 -25.9 19 20.0 -11.5 218 18 323.3 323.5 290.7 326.5 0.90 17 500 5870 -7.7 -21.7 32 14.0 -12.1 230 22 323.7 323.9 291.2 328.3 1.35 18 494 5964 -8.1 -22.1 31 14.0 -12.4 232 24 324.3 324.5 291.4 328.9 1.32 19 422 7168 -15.3 -37.3 13 22.0 -19.4 260 29 330.0 330.1 292.1 331.4 0.37 20 400 7570 -17.7 -35.7 19 18.0 -21.1 270 30 332.0 332.1 292.7 333.7 0.46 21 318 9246 -29.5 -42.5 27 13.0 -31.1 278 53 338.1 338.2 294.1 339.2 0.28 22 300 9660 -31.9 -45.9 24 14.0 -33.3 270 64 340.4 340.5 294.6 341.3 0.21 23 284 10045 -35.3 -50.3 20 15.0 -36.5 274 66 340.9 340.9 294.7 341.5 0.13 24 256 10759 -41.1 -54.1 23 13.0 -41.8 282 74 342.6 342.6 295.0 343.0 0.10 25 250 10920 -42.3 -55.3 23 13.0 -43.0 285 82 343.2 343.2 295.1 343.5 0.08 26 247 11001 -42.9 -55.9 23 13.0 -43.5 285 82 343.5 343.5 295.3 343.8 0.08 27 231 11450 -46.1 -59.1 22 13.0 -46.6 275 76 345.2 345.3 295.6 345.5 0.06 28 200 12390 -54.3 -65.3 25 11.0 -54.5 255 62 346.8 346.8 296.0 346.9 0.03 29 171 13374 -62.9 -70.9 33 8.0 -63.0 255 55 348.4 348.4 296.3 348.5 0.02 30 162 13705 -65.1 -74.1 28 9.0 -65.2 255 53 350.1 350.1 296.7 350.2 0.01 31 150 14170 -68.7 -76.7 31 8.0 -68.8 255 50 351.7 351.7 297.0 351.8 0.01 32 145 14372 -70.3 -78.3 30 8.0 -70.4 255 53 352.4 352.4 297.1 352.4 0.01 33 128 15106 -73.9 -82.9 24 9.0 -73.9 255 63 358.7 358.7 298.4 358.7 0.00 34 126 15198 -73.9 -82.9 24 9.0 -73.9 255 64 360.3 360.3 298.8 360.3 0.00 35 118 15580 -74.9 -82.9 28 8.0 -74.9 252 60 365.3 365.3 299.7 365.3 0.00 36 101 16474 -79.1 -87.1 26 8.0 -79.1 245 46 373.8 373.8 301.2 373.8 0.00 37 100 16530 -79.7 -87.7 25 8.0 -79.7 245 45 373.7 373.7 301.2 373.7 0.00 38 94 16878 -81.1 -90.1 20 9.0 -81.1 243 39 377.7 377.7 301.9 377.7 0.00 39 87 17317 -76.5 -87.5 16 11.0 -76.5 240 31 395.4 395.4 304.6 395.4 0.00 40 70 18570 -74.9 -88.9 10 14.0 -75.0 200 15 424.1 424.1 308.2 424.2 0.00 41 51 20432 -68.7 -87.7 5 19.0 -68.9 40 9 478.9 478.9 313.4 478.9 0.00 42 50 20550 -69.1 -88.1 5 19.0 -69.3 30 9 480.7 480.7 313.5 480.7 0.00 43 30 23660 -61.9 -89.9 1 28.0 -62.6 115 29 575.9 575.9 319.5 575.9 0.00 44 29 23870 -61.7 -89.7 1 28.0 -62.5 112 28 582.1 582.1 319.8 582.1 0.00 45 29 23870 -61.5 -89.5 1 28.0 -62.3 112 28 582.6 582.6 319.8 582.6 0.00 46 27 24312 -62.1 -90.1 1 28.0 -62.9 106 26 592.9 592.9 320.3 593.0 0.00 47 22 25594 -56.7 -86.7 1 30.0 -58.4 85 33 644.8 644.8 322.5 644.9 0.01 48 21 25890 -55.7 -85.7 1 30.0 -57.7 80 34 656.5 656.5 322.9 656.5 0.01 49 20 26200 -56.7 -85.7 1 29.0 -58.6 75 36 662.6 662.6 323.2 662.7 0.01 50 15 28047 -51.1 -83.1 1 32.0 -54.9 83 33 738.1 738.1 325.6 738.3 0.03 51 13 28982 -49.3 -81.3 1 32.0 -54.2 775.1 775.1 326.6 775.5 0.04 52 12 29506 -50.3 -81.3 1 31.0 -55.1 789.5 789.5 327.0 789.9 0.04 53 12 29506 -50.3 -81.3 1 31.0 -55.1 789.5 789.5 327.0 789.9 0.04 54 12 29506 -50.1 -81.1 1 31.0 -54.9 790.2 790.3 327.0 790.7 0.05 55 11 30077 -47.7 818.9 TRP 872 1303 22.4 -0.6 22 23.0 10.2 120 3 307.4 308.1 288.9 320.4 4.20 WND 247 11001 -42.9 -55.9 23 13.0 -43.5 285 82 343.5 343.5 295.3 343.8 0.08 Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 603.00 mb = 4391.66 m = 14408.16 ft Wetbulb zero: 675.65 mb = 3462.31 m = 11359.16 ft Precipitable water: 0.73 inches Sfc-500 mean rel hum: 31.86 % Est. max temperature: 35.28 C = 95.50 F Sfc-Lift cond lev (LCL): 710.56 mb = 3047.89 m = 9999.50 ft T: 10.84 C 700-500 lapse rate: 6.56 C/km ThetaE index: 7.66 C Layer 708.0- 700.0 mb Conv cond level (CCL): 490.13 mb = 6023.73 m = 19762.65 ft Mean mixing ratio: 4.13 g/kg Conv temperature: 50.02 C = 122.04 F Cap Strength: 9.72 C Lifted Index: 9.45 C Risk: None Lifted Index @300 mb: 15.83 C Lifted Index @700 mb: 6.88 C Showalter Index: 6.52 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 29.10 C Cross Totals Index: 9.10 C K Index: 10.50 Risk: None Sweat Index: 56.80 Risk: None Energy Index: 0.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.70 J/kg Max Up Vert Vel: 5.42 m/s Conv Inhibition (B-): 40624.66 J/kg Cap Strength: 9.59 C Lift Cond Lev (LCL): 628.81 mb = 4049.20 m = 13284.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 215 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 ---------------------------------------------------------- 0 985 227 300 2 1.7 -1.0 | 21 8 -2.7 -7.3 1 976 305 360 8 -0.0 -8.0 | 17 15 -4.5 -14.3 2 944 610 20 8 -2.7 -7.5 | 28 16 -7.2 -13.8 3 925 787 25 5 -2.1 -4.5 | 31 13 -6.6 -10.8 4 912 914 35 4 -2.3 -3.3 | 35 12 -6.8 -9.5 5 880 1219 80 3 -3.0 -0.5 | 48 10 -7.4 -6.8 6 872 1303 120 3 -2.6 1.5 | 56 9 -7.1 -4.8 7 850 1524 175 9 -0.8 9.0 | 117 6 -5.2 2.7 8 820 1829 185 11 1.0 11.0 | 143 6 -3.5 4.7 9 791 2134 180 8 0.0 8.0 | 111 5 -4.5 1.7 10 763 2438 180 7 0.0 7.0 | 99 5 -4.5 0.7 11 736 2743 155 11 -4.6 10.0 | 112 10 -9.1 3.7 12 700 3173 150 17 -8.5 14.7 | 123 15 -13.0 8.5 13 659 3658 165 12 -3.1 11.6 | 125 9 -7.6 5.3 14 611 4267 125 5 -4.1 2.9 | 68 9 -8.6 -3.4 15 566 4877 175 4 -0.3 4.0 | 65 5 -4.8 -2.3 16 500 5870 230 22 16.9 14.1 | 238 15 12.4 7.9 17 485 6096 235 26 21.3 14.9 | 243 19 16.8 8.6 18 400 7570 270 30 30.0 -0.0 | 284 26 25.5 -6.3 19 397 7620 265 29 28.9 2.5 | 279 25 24.4 -3.7 20 322 9144 280 51 50.2 -8.9 | 288 48 45.8 -15.1 21 300 9660 270 64 64.0 -0.0 | 276 60 59.5 -6.3 22 259 10668 280 70 68.9 -12.2 | 286 67 64.5 -18.4 23 250 10920 285 82 79.2 -21.2 | 290 80 74.7 -27.5 24 247 11001 285 82 79.2 -21.2 | 290 80 74.7 -27.5 25 200 12390 255 62 59.9 16.0 | 260 56 55.4 9.8 26 150 14170 255 50 48.3 12.9 | 261 44 43.8 6.7 27 125 15240 255 65 62.8 16.8 | 260 59 58.3 10.6 28 100 16530 245 45 40.8 19.0 | 251 39 36.3 12.8 29 74 18288 235 13 10.6 7.5 | 259 6 6.2 1.2 30 70 18570 200 15 5.1 14.1 | 185 8 0.7 7.8 31 50 20550 30 9 -4.5 -7.8 | 32 17 -9.0 -14.1 32 44 21336 75 8 -7.7 -2.1 | 56 15 -12.2 -8.3 33 30 23660 115 29 -26.3 12.3 | 101 31 -30.7 6.0 34 27 24384 105 26 -25.1 6.7 | 91 30 -29.6 0.5 35 20 26200 75 36 -34.8 -9.3 | 68 42 -39.2 -15.6 36 14 27432 85 32 -31.9 -2.8 | 76 37 -36.3 -9.1 Wind Parameters Mean winds (0-6000m): 185.4 at 10.3 knts Storm direction: 215.4 at 7.7 knts Shear (0-3000m) pos: 2.0 neg: 1.6 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 103.3 deg Storm rel helicity (0-3000m) pos: 55.6 neg: -6.4 tot: 49.2 m^2/s^2 ave: 16.4 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.36 Bulk Shear: 40.68 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 11 7 23 15| 6.3 0.0 6.3| 12.7 -1.3 11.4 22.7 0.23| 12.0 2.8 1000 21 6 29 13| 2.4 0.0 2.4| 23.7 -1.3 22.4 22.4 0.37| 8.8 3.3 1500 58 6 45 14| 3.9 0.0 3.9| 44.5 -1.3 43.2 28.8 0.60| 9.9 5.9 2000 145 7 86 8| 2.9 0.7 3.6| 45.9 -5.7 40.2 20.1 0.45| 8.5 3.8 2500 158 7 94 7| 2.3 1.0 3.3| 47.7 -6.4 41.3 16.5 0.40| 8.0 3.2 3000 155 8 100 8| 2.0 1.6 3.5| 55.6 -6.4 49.2 16.4 0.40| 7.7 3.1 4000 155 9 104 9| 1.0 1.2 2.2| 57.2 -28.2 29.0 7.2 0.16| 7.6 1.2 5000 157 8 101 8| 1.7 0.9 2.7| 64.6 -29.8 34.7 6.9 0.22| 7.2 1.6 6000 185 10 138 5| 2.9 0.8 3.7|104.2 -29.8 74.3 12.4 0.32| 7.8 2.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20260118.00.gif