UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112712.upa.cvt Date: 1200Z 27 NOV 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 27 NOV 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 102 SFC 986 227 35.8 2.8 13 33.0 16.6 70 5 310.2 311.1 290.3 325.0 4.74 2 982 264 33.2 -1.8 11 35.0 14.4 65 7 307.9 308.6 288.3 318.6 3.41 3 974 338 32.6 -1.4 11 34.0 14.3 61 9 308.1 308.7 288.5 319.1 3.54 4 925 800 28.2 -1.8 14 30.0 12.3 85 7 308.1 308.8 288.6 319.5 3.62 5 899 1051 26.4 -1.6 16 28.0 11.5 83 5 308.8 309.5 288.9 320.7 3.78 6 873 1308 24.6 -3.4 15 28.0 10.2 110 4 309.5 310.2 288.8 320.3 3.40 7 872 1318 24.6 -3.4 15 28.0 10.2 110 4 309.6 310.3 288.9 320.4 3.41 8 859 1449 23.4 -3.6 16 27.0 9.6 110 5 309.7 310.4 288.9 320.5 3.41 9 850 1540 22.6 -4.4 16 27.0 9.0 110 5 309.8 310.4 288.8 320.1 3.24 10 700 3185 8.0 2.0 66 6.0 4.6 175 12 311.3 312.5 292.0 331.0 6.33 11 696 3232 7.6 1.6 66 6.0 4.3 173 13 311.4 312.6 291.9 330.6 6.18 12 622 4151 3.6 -19.4 17 23.0 -4.5 151 15 317.0 317.3 289.2 321.5 1.32 13 600 4443 1.8 -20.2 18 22.0 -5.7 149 13 318.2 318.4 289.5 322.6 1.28 14 593 4537 1.0 -21.0 18 22.0 -6.3 148 13 318.3 318.6 289.5 322.5 1.21 15 582 4688 0.0 -23.0 16 23.0 -7.2 147 12 318.9 319.1 289.5 322.5 1.03 16 503 5843 -6.1 -40.1 5 34.0 -12.9 178 12 325.0 325.1 290.5 325.9 0.23 17 500 5890 -6.5 -40.5 5 34.0 -13.2 180 12 325.1 325.2 290.6 326.0 0.22 18 469 6387 -9.1 -33.1 12 24.0 -14.6 182 13 327.9 328.0 291.6 329.7 0.50 19 433 7000 -12.3 -40.3 8 28.0 -17.5 196 14 331.4 331.5 292.4 332.4 0.26 20 400 7600 -16.9 -37.9 14 21.0 -20.7 210 15 333.0 333.1 292.9 334.4 0.36 21 325 9122 -28.3 -43.3 22 15.0 -30.2 234 33 337.7 337.7 294.0 338.7 0.26 22 300 9690 -32.7 -46.7 23 14.0 -34.1 255 36 339.3 339.3 294.3 340.1 0.19 23 251 10913 -44.7 -50.7 51 6.0 -45.0 259 42 339.2 339.3 294.3 339.8 0.15 24 250 10940 -44.9 -50.9 51 6.0 -45.2 260 42 339.3 339.3 294.3 339.9 0.14 25 206 12202 -54.7 -64.7 28 10.0 -54.9 256 46 343.2 343.2 295.1 343.4 0.03 26 200 12390 -56.3 -64.3 36 8.0 -56.5 255 47 343.6 343.6 295.2 343.8 0.03 27 191 12681 -58.9 -65.9 40 7.0 -59.0 260 52 344.0 344.0 295.3 344.1 0.03 28 168 13479 -63.1 -72.1 29 9.0 -63.2 274 65 349.9 349.9 296.6 349.9 0.01 29 165 13590 -63.9 -71.9 33 8.0 -64.0 276 67 350.3 350.3 296.7 350.4 0.01 30 159 13817 -65.3 -73.7 30 8.4 -65.4 280 71 351.7 351.7 297.0 351.7 0.01 31 150 14170 -67.5 -76.5 27 9.0 -67.5 275 59 353.8 353.8 297.4 353.8 0.01 32 132 14937 -69.5 -79.5 22 10.0 -69.5 247 57 363.4 363.4 299.4 363.4 0.01 33 124 15310 -68.9 -79.9 19 11.0 -68.9 236 55 371.1 371.1 300.8 371.1 0.01 34 108 16126 -74.3 -87.3 12 13.0 -74.3 251 44 375.8 375.8 301.6 375.8 0.00 35 100 16570 -78.3 -91.3 10 13.0 -78.3 260 38 376.4 376.4 301.6 376.4 0.00 36 92 17040 -81.7 -98.7 4 17.0 -81.7 230 29 378.8 378.8 302.1 378.8 0.00 37 91 17102 -81.9 -96.9 6 15.0 -81.9 226 27 379.6 379.6 302.2 379.6 0.00 38 85 17484 -81.1 -89.1 25 8.0 -81.1 201 20 388.7 388.7 303.6 388.7 0.00 39 82 17685 -80.7 -89.7 21 9.0 -80.7 188 16 393.5 393.5 304.3 393.5 0.00 40 78 17966 -81.9 -91.9 17 10.0 -81.9 170 10 396.7 396.7 304.8 396.7 0.00 41 77 18038 -81.7 -91.7 17 10.0 -81.7 166 9 398.6 398.6 305.0 398.6 0.00 42 73 18339 -78.5 -86.5 26 8.0 -78.5 165 5 411.5 411.5 306.7 411.5 0.00 43 70 18580 -74.9 -84.9 20 10.0 -74.9 230 8 424.1 424.1 308.2 424.2 0.00 44 51 20470 -67.5 -88.5 4 21.0 -67.7 84 8 481.7 481.7 313.6 481.7 0.00 45 50 20590 -67.7 -88.7 3 21.0 -67.9 75 8 484.0 484.0 313.8 484.0 0.00 46 46 21092 -66.7 -87.7 4 21.0 -67.0 78 11 498.0 498.0 314.8 498.1 0.00 47 43 21499 -65.5 -87.5 3 22.0 -65.8 81 14 510.7 510.7 315.7 510.7 0.00 48 42 21642 -64.9 -86.9 3 22.0 -65.3 83 16 515.6 515.6 316.0 515.7 0.00 49 40 21940 -63.9 -85.9 3 22.0 -64.3 85 20 525.4 525.4 316.6 525.4 0.01 50 38 22255 -62.3 -84.3 4 22.0 -62.9 88 24 537.2 537.2 317.3 537.3 0.01 51 32 23319 -60.3 -82.3 4 22.0 -61.1 97 38 569.6 569.6 319.2 569.7 0.01 52 30 23720 -60.9 -82.9 4 22.0 -61.7 100 43 578.6 578.6 319.6 578.7 0.01 53 28 24151 -59.7 -80.7 5 21.0 -60.7 100 43 593.5 593.5 320.3 593.6 0.02 54 26 24616 -58.5 -80.5 4 22.0 -59.7 99 42 609.6 609.6 321.0 609.8 0.02 55 26 24616 -58.3 -80.3 4 22.0 -59.5 99 42 610.2 610.2 321.0 610.3 0.02 56 22 25682 -53.1 -77.1 4 24.0 -55.5 97 40 655.5 655.5 322.9 655.9 0.05 57 20 26300 -50.9 -73.9 5 23.0 -54.0 95 39 680.4 680.4 323.8 681.1 0.09 58 15 28165 -52.7 -73.7 6 21.0 -55.9 85 34 732.7 732.8 325.5 733.8 0.12 59 13 29092 -51.3 -73.3 6 22.0 -55.3 768.2 768.3 326.5 769.6 0.15 60 12 29613 -51.1 -72.1 6 21.0 -55.3 786.7 786.8 327.0 788.5 0.19 61 11 30181 -49.1 -72.1 5 23.0 -54.4 813.8 813.9 327.6 815.8 0.20 62 11 30181 -48.1 817.4 63 10 30809 -48.3 839.3 TRP 873 1308 24.6 -3.4 15 28.0 10.2 110 4 309.5 310.2 288.8 320.3 3.40 WND 159 13817 -65.3 -73.7 30 8.4 -65.4 280 71 351.7 351.7 297.0 351.7 0.01 Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 582.00 mb = 4687.58 m = 15379.02 ft Wetbulb zero: 659.70 mb = 3670.25 m = 12041.34 ft Precipitable water: 0.67 inches Sfc-500 mean rel hum: 26.10 % Est. max temperature: 35.58 C = 96.05 F Sfc-Lift cond lev (LCL): 610.49 mb = 4302.55 m = 14115.82 ft T: 2.67 C 700-500 lapse rate: 5.36 C/km ThetaE index: 6.38 C Layer 982.0- 974.0 mb Conv cond level (CCL): 443.69 mb = 6812.99 m = 22352.07 ft Mean mixing ratio: 3.64 g/kg Conv temperature: 55.85 C = 132.53 F Cap Strength: 10.11 C Lifted Index: 10.06 C Risk: None Lifted Index @300 mb: 14.33 C Lifted Index @700 mb: 2.70 C Showalter Index: 9.83 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 29.10 C Cross Totals Index: 2.10 C K Index: 18.70 Risk: < 20 % chance of thunderstorms Sweat Index: 22.00 Risk: None Energy Index: 1.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.51 J/kg Max Up Vert Vel: 3.00 m/s Conv Inhibition (B-): 50921.20 J/kg Cap Strength: 10.11 C Lift Cond Lev (LCL): 592.58 mb = 4543.01 m = 14904.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 178 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 ---------------------------------------------------------- 0 986 227 70 5 -4.7 -1.7 | 26 10 -4.5 -9.4 1 977 305 60 9 -7.8 -4.5 | 32 14 -7.6 -12.2 2 945 610 65 8 -7.3 -3.4 | 32 13 -7.0 -11.0 3 925 800 85 7 -7.0 -0.6 | 39 11 -6.8 -8.3 4 913 914 90 5 -5.0 0.0 | 32 9 -4.8 -7.7 5 882 1219 75 4 -3.9 -1.0 | 23 9 -3.6 -8.7 6 873 1308 110 4 -3.8 1.4 | 29 7 -3.5 -6.3 7 850 1540 110 5 -4.7 1.7 | 37 7 -4.5 -6.0 8 822 1829 70 4 -3.8 -1.4 | 21 10 -3.5 -9.0 9 792 2134 115 5 -4.5 2.1 | 38 7 -4.3 -5.6 10 764 2438 135 6 -4.2 4.2 | 50 5 -4.0 -3.4 11 737 2743 160 10 -3.4 9.4 | 118 4 -3.2 1.7 12 700 3185 175 12 -1.0 12.0 | 169 4 -0.8 4.3 13 660 3658 155 19 -8.0 17.2 | 141 12 -7.8 9.6 14 612 4267 150 14 -7.0 12.1 | 123 8 -6.8 4.5 15 567 4877 145 11 -6.3 9.0 | 102 6 -6.1 1.3 16 500 5890 180 12 0.0 12.0 | 183 4 0.2 4.3 17 487 6096 175 13 -1.1 13.0 | 170 5 -0.9 5.3 18 400 7600 210 15 7.5 13.0 | 235 9 7.7 5.3 19 399 7620 210 16 8.0 13.9 | 233 10 8.2 6.2 20 323 9144 235 33 27.0 18.9 | 248 29 27.2 11.3 21 300 9690 255 36 34.8 9.3 | 267 35 35.0 1.7 22 260 10668 255 40 38.6 10.4 | 266 39 38.9 2.7 23 250 10940 260 42 41.4 7.3 | 271 42 41.6 -0.4 24 200 12390 255 47 45.4 12.2 | 264 46 45.6 4.5 25 159 13817 280 71 69.9 -12.3 | 286 73 70.1 -20.0 26 150 14170 275 59 58.8 -5.1 | 282 60 59.0 -12.8 27 125 15240 235 56 45.9 32.1 | 242 52 46.1 24.5 28 100 16570 260 38 37.4 6.6 | 272 38 37.6 -1.1 29 74 18288 150 4 -2.0 3.5 | 23 5 -1.8 -4.2 30 70 18580 230 8 6.1 5.1 | 292 7 6.3 -2.5 31 50 20590 75 8 -7.7 -2.1 | 38 12 -7.5 -9.7 32 44 21336 80 12 -11.8 -2.1 | 50 15 -11.6 -9.7 33 30 23720 100 43 -42.3 7.5 | 90 42 -42.1 -0.2 34 27 24384 100 43 -42.3 7.5 | 90 42 -42.1 -0.2 35 20 26300 95 39 -38.9 3.4 | 84 39 -38.6 -4.3 36 15 27432 85 34 -33.9 -3.0 | 72 35 -33.7 -10.6 Wind Parameters Mean winds (0-6000m): 148.4 at 10.2 knts Storm direction: 178.4 at 7.7 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 139.8 deg Storm rel helicity (0-3000m) pos: 28.4 neg: -11.1 tot: 17.2 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 20.17 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 64 8 32 13| 2.6 0.0 2.6| 8.0 0.0 8.0 16.0 0.35| 7.2 2.5 1000 72 7 32 11| 0.6 0.0 0.6| 8.5 -5.9 2.6 2.6 0.03| 5.8 0.1 1500 80 6 33 10| 0.5 0.0 0.5| 12.1 -9.0 3.2 2.1 0.04| 5.7 0.2 2000 83 6 33 10| 1.1 0.0 1.1| 18.4 -11.1 7.2 3.6 0.12| 5.6 0.7 2500 97 6 39 9| 2.2 0.0 2.2| 24.9 -11.1 13.8 5.5 0.29| 5.9 1.7 3000 118 7 52 7| 2.5 0.0 2.5| 28.4 -11.1 17.2 5.7 0.36| 5.6 2.0 4000 139 9 83 6| 1.9 0.7 2.6| 28.4 -27.0 1.4 0.4 0.12| 5.8 0.7 5000 142 10 90 6| 1.6 0.6 2.2| 31.1 -31.9 -0.9 -0.2 0.09| 5.2 0.5 6000 148 10 101 5| 1.7 0.5 2.2| 37.0 -32.8 4.2 0.7 0.15| 4.9 0.8 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20251127.12.gif