UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050212.upa.cvt Date: 1200Z 2 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 2 MAY 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 96 SFC 985 227 37.2 17.2 31 20.0 23.0 300 6 311.7 314.1 296.7 350.5 12.63 2 973 340 34.0 16.0 34 18.0 21.5 286 6 309.6 311.8 295.7 345.6 11.83 3 925 800 29.2 15.2 43 14.0 19.6 295 9 309.2 311.4 295.6 345.1 11.82 4 890 1142 26.2 14.2 48 12.0 18.1 322 8 309.5 311.7 295.4 344.6 11.51 5 884 1201 25.6 13.6 47 12.0 17.5 332 7 309.5 311.6 295.1 343.4 11.14 6 878 1261 26.0 12.0 42 14.0 16.8 340 8 310.5 312.4 294.7 341.4 10.08 7 867 1372 25.6 9.6 36 16.0 15.4 355 12 311.2 312.8 293.8 337.9 8.68 8 850 1546 24.4 11.4 44 13.0 15.8 25 8 311.7 313.6 294.9 342.5 10.01 9 806 2008 20.2 11.2 56 9.0 14.3 79 14 312.0 314.0 295.3 344.1 10.42 10 738 2761 14.8 -2.2 31 17.0 5.9 105 18 314.1 314.9 291.2 328.1 4.41 11 700 3206 11.4 -2.6 37 14.0 4.1 90 16 315.1 316.0 291.6 329.5 4.51 12 640 3947 5.4 -2.6 56 8.0 1.3 102 14 316.5 317.4 292.3 332.3 4.94 13 605 4404 1.8 -9.2 44 11.0 -3.0 104 11 317.4 318.1 291.0 327.7 3.15 14 600 4471 1.4 -8.6 47 10.0 -3.1 104 11 317.7 318.4 291.3 328.6 3.33 15 588 4634 0.0 -4.6 71 4.6 -2.3 102 10 318.0 318.8 292.5 332.9 4.63 16 586 4661 -0.3 -4.1 75 3.8 -2.2 102 10 317.9 318.8 292.6 333.4 4.82 17 537 5356 -3.9 -13.9 46 10.0 -7.8 109 12 321.6 322.1 291.6 329.8 2.43 18 528 5490 -3.3 -24.3 18 21.0 -9.7 112 13 323.9 324.1 291.0 327.5 1.01 19 523 5565 -3.3 -27.3 14 24.0 -10.1 113 13 324.8 325.0 291.0 327.6 0.78 20 500 5920 -5.1 -27.1 16 22.0 -11.3 120 16 326.8 327.0 291.6 329.8 0.83 21 483 6190 -6.5 -13.5 58 7.0 -9.3 109 13 328.3 328.9 293.8 337.9 2.79 22 470 6402 -7.7 -15.7 53 8.0 -10.8 108 12 329.4 329.9 293.7 337.7 2.39 23 419 7281 -14.1 -16.9 79 2.8 -15.1 102 11 332.2 332.7 294.5 340.7 2.43 24 400 7630 -16.5 -19.8 76 3.3 -17.6 105 11 333.5 333.9 294.4 340.6 1.99 25 310 9506 -28.9 -37.9 42 9.0 -30.3 237 11 341.4 341.5 295.1 343.3 0.47 26 300 9740 -30.7 -38.7 45 8.0 -31.8 235 11 342.1 342.2 295.3 343.9 0.45 27 269 10501 -37.3 -43.3 54 6.0 -37.9 235 16 343.3 343.4 295.4 344.6 0.31 28 250 11000 -41.5 -47.5 52 6.0 -41.9 225 19 344.4 344.4 295.6 345.2 0.21 29 231 11534 -45.9 -52.9 45 7.0 -46.3 223 18 345.5 345.6 295.7 346.1 0.12 30 206 12289 -52.3 -57.3 55 5.0 -52.5 221 17 347.0 347.0 296.0 347.3 0.08 31 202 12416 -53.3 -59.3 48 6.0 -53.5 220 17 347.4 347.4 296.1 347.6 0.06 32 200 12480 -53.7 -59.7 48 6.0 -53.9 220 17 347.7 347.7 296.2 348.0 0.06 33 183 13043 -58.7 -63.0 57 4.3 -58.8 220 21 348.5 348.6 296.4 348.7 0.04 34 150 14260 -68.9 -73.9 48 5.0 -68.9 220 29 351.4 351.4 297.0 351.4 0.01 35 149 14300 -69.1 -74.1 48 5.0 -69.1 219 29 351.7 351.7 297.0 351.8 0.01 36 142 14585 -71.3 -75.9 50 4.6 -71.3 210 29 352.8 352.8 297.3 352.8 0.01 37 130 15102 -74.3 -80.3 39 6.0 -74.3 195 30 356.4 356.4 298.0 356.4 0.00 38 124 15377 -73.3 -79.3 39 6.0 -73.3 176 29 363.1 363.1 299.3 363.1 0.01 39 122 15472 -73.5 -80.5 33 7.0 -73.5 165 28 364.4 364.4 299.5 364.4 0.01 40 110 16070 -77.5 -82.4 45 4.9 -77.5 95 23 367.8 367.8 300.2 367.8 0.00 41 100 16610 -81.1 -85.4 48 4.3 -81.1 30 18 371.0 371.0 300.8 371.0 0.00 42 95 16899 -82.5 -86.4 51 3.9 -82.5 48 18 373.8 373.8 301.2 373.8 0.00 43 94 16958 -82.9 -86.9 50 4.0 -82.9 52 18 374.1 374.1 301.3 374.1 0.00 44 87 17391 -83.7 -88.3 44 4.6 -83.7 79 19 380.9 380.9 302.4 380.9 0.00 45 70 18630 -75.1 -84.1 23 9.0 -75.2 175 10 423.7 423.7 308.2 423.7 0.00 46 68 18798 -74.1 -83.1 24 9.0 -74.2 185 10 429.4 429.4 308.8 429.4 0.01 47 61 19430 -74.9 -84.9 20 10.0 -75.0 222 9 441.2 441.2 310.0 441.2 0.00 48 50 20600 -69.3 -84.3 10 15.0 -69.5 290 7 480.2 480.2 313.5 480.2 0.01 49 31 23561 -55.9 -79.9 3 24.0 -57.3 93 22 586.7 586.7 320.0 586.9 0.02 50 31 23561 -55.7 -79.7 3 24.0 -57.1 93 22 587.3 587.3 320.0 587.4 0.02 51 30 23770 -55.7 -78.7 4 23.0 -57.1 100 23 592.8 592.8 320.3 593.0 0.03 52 26 24683 -54.3 -77.3 4 23.0 -56.2 112 28 621.5 621.5 321.6 621.8 0.04 53 24 25197 -52.7 -76.7 4 24.0 -55.0 116 29 640.6 640.6 322.3 640.9 0.05 54 20 26380 -49.9 -73.9 4 24.0 -53.3 125 33 683.4 683.5 323.9 684.2 0.09 55 19 26714 -49.7 -72.7 5 23.0 -53.2 123 35 694.2 694.2 324.3 695.1 0.11 56 17 27436 -51.5 -73.5 6 22.0 -54.8 120 38 710.8 710.9 324.8 711.8 0.11 57 13 29200 -44.5 -69.5 5 25.0 -51.1 102 50 791.7 791.9 327.1 794.2 0.25 58 12 29737 -42.7 -67.7 5 25.0 -50.3 97 54 816.5 816.6 327.7 820.0 0.35 59 10 30970 -40.7 -65.7 5 25.0 -50.0 85 62 867.6 867.9 328.9 873.7 0.56 60 9.6 31248 -40.1 -65.1 5 25.0 -49.8 880.1 880.4 329.2 887.0 0.63 61 8.9 31767 -38.1 -63.1 6 25.0 -49.1 907.1 907.5 329.7 917.1 0.89 62 8.4 32166 -37.7 -62.7 6 25.0 -49.1 923.8 924.3 330.1 935.2 0.99 63 8.2 32332 -37.7 -62.7 6 25.0 -49.2 930.1 930.7 330.2 942.0 1.02 64 8.1 32416 -38.5 -63.5 5 25.0 -49.7 930.2 930.8 330.2 941.0 0.92 TRP 867 1372 25.6 9.6 36 16.0 15.4 355 12 311.2 312.8 293.8 337.9 8.68 WND Sounding variables and indices 1000-500 mb thick: 5824.00 m Freezing level: 588.00 mb = 4633.55 m = 15201.76 ft Wetbulb zero: 629.43 mb = 4082.34 m = 13393.34 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 43.93 % Est. max temperature: 37.32 C = 99.18 F Sfc-Lift cond lev (LCL): 739.40 mb = 2744.97 m = 9005.70 ft T: 14.92 C 700-500 lapse rate: 6.08 C/km ThetaE index: 16.01 C Layer 738.0- 700.0 mb Conv cond level (CCL): 693.32 mb = 3285.29 m = 10778.38 ft Mean mixing ratio: 11.79 g/kg Conv temperature: 40.75 C = 105.35 F Cap Strength: 3.86 C Lifted Index: -0.49 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.22 C Lifted Index @700 mb: 2.12 C Showalter Index: 0.68 C Risk: Thunderstorms probable Total Totals Index: 46.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 29.50 C Cross Totals Index: 16.50 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 168.80 Risk: None Energy Index: -2.38 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 218.47 J/kg Max Up Vert Vel: 20.90 m/s Conv Inhibition (B-): 200.93 J/kg Cap Strength: 3.86 C Lift Cond Lev (LCL): 750.63 mb = 2616.13 m = 8583.00 ft Lev Free Conv (LFC): 645.63 mb = 3874.65 m = 12711.94 ft Equ Level (EL): 305.63 mb = 9607.14 m = 31519.11 ft B at Equ Level: 216.87 J/kg Max Parcel Lev (MPL): 155.63 mb = 14034.59 m = 46044.67 ft Wind level data Storm motion: 124 at 9 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 6 5.2 -3.0 | 303 15 12.9 -8.3 1 977 305 285 6 5.8 -1.6 | 297 15 13.5 -6.8 2 945 610 290 7 6.6 -2.4 | 298 16 14.3 -7.7 3 925 800 295 9 8.2 -3.8 | 300 18 15.9 -9.1 4 913 914 285 12 11.6 -3.1 | 293 21 19.3 -8.4 5 882 1219 335 7 3.0 -6.3 | 317 16 10.7 -11.6 6 867 1372 355 12 1.0 -12.0 | 333 19 8.8 -17.2 7 850 1546 25 8 -3.4 -7.3 | 341 13 4.4 -12.5 8 822 1829 65 13 -11.8 -5.5 | 21 11 -4.0 -10.8 9 794 2134 90 15 -15.0 0.0 | 54 9 -7.3 -5.3 10 766 2438 90 15 -15.0 0.0 | 54 9 -7.3 -5.3 11 739 2743 105 18 -17.4 4.7 | 86 10 -9.6 -0.6 12 700 3206 90 16 -16.0 0.0 | 57 10 -8.3 -5.3 13 662 3658 100 16 -15.8 2.8 | 73 8 -8.0 -2.5 14 614 4267 105 12 -11.6 3.1 | 61 4 -3.8 -2.2 15 569 4877 100 8 -7.9 1.4 | 2 4 -0.1 -3.9 16 500 5920 120 16 -13.9 8.0 | 114 7 -6.1 2.7 17 489 6096 110 13 -12.2 4.4 | 80 5 -4.5 -0.8 18 401 7620 100 10 -9.8 1.7 | 31 4 -2.1 -3.5 19 400 7630 105 11 -10.6 2.8 | 50 4 -2.9 -2.4 20 325 9144 240 12 10.4 6.0 | 268 18 18.1 0.7 21 300 9740 235 11 9.0 6.3 | 266 17 16.8 1.0 22 262 10668 235 17 13.9 9.8 | 258 22 21.7 4.5 23 250 11000 225 19 13.4 13.4 | 249 23 21.2 8.2 24 200 12480 220 17 10.9 13.0 | 247 20 18.7 7.8 25 150 14260 220 29 18.6 22.2 | 237 31 26.4 16.9 26 127 15240 190 30 5.2 29.5 | 208 28 13.0 24.3 27 100 16610 30 18 -9.0 -15.6 | 3 21 -1.3 -20.9 28 74 18288 135 20 -14.1 14.1 | 144 11 -6.4 8.9 29 70 18630 175 10 -0.9 10.0 | 236 8 6.9 4.7 30 50 20600 290 7 6.6 -2.4 | 298 16 14.3 -7.7 31 44 21336 15 10 -2.6 -9.7 | 341 16 5.2 -14.9 32 30 23770 100 23 -22.7 4.0 | 85 15 -14.9 -1.3 33 27 24384 110 27 -25.4 9.2 | 103 18 -17.6 4.0 34 20 26380 125 33 -27.0 18.9 | 125 24 -19.3 13.7 35 17 27432 120 38 -32.9 19.0 | 119 29 -25.2 13.7 36 10 30970 85 62 -61.8 -5.4 | 79 55 -54.0 -10.7 Wind Parameters Mean winds (0-6000m): 94.2 at 12.5 knts Storm direction: 124.2 at 9.4 knts Shear (0-3000m) pos: 4.5 neg: 1.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 115.5 deg Storm rel helicity (0-3000m) pos: 128.0 neg: -25.4 tot: 102.7 m^2/s^2 ave: 34.2 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 4.7 10^-3/s Energy-Hel index: 0.16 Bulk Rich Number: 4.57 Bulk Shear: 47.84 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 ------------------------------------------------------------------------------- 500 289 7 298 16| 0.0 2.5 2.5| 2.7 -6.2 -3.5 -7.1 -0.23| 4.0 -0.9 1000 295 8 300 17| 3.0 1.2 4.2| 40.7 -14.0 26.7 26.7 0.31| 8.7 2.7 1500 322 9 313 18| 5.7 0.8 6.5| 89.7 -14.0 75.7 50.4 0.53| 11.3 6.0 2000 5 10 336 17| 5.9 0.6 6.5|116.1 -14.0 102.1 51.1 0.62| 11.0 6.9 2500 47 11 2 13| 5.4 0.5 5.8|128.0 -14.0 114.0 45.6 0.66| 9.8 6.5 3000 68 12 20 10| 4.5 1.0 5.5|128.0 -25.4 102.7 34.2 0.52| 9.0 4.7 4000 82 13 36 9| 3.0 0.7 3.7|133.4 -27.0 106.4 26.6 0.48| 7.6 3.6 5000 87 12 38 7| 2.6 0.9 3.5|135.6 -30.8 104.8 21.0 0.41| 6.7 2.8 6000 94 12 47 6| 2.5 1.0 3.5|141.4 -35.7 105.7 17.6 0.38| 6.5 2.4 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250502.12.gif