UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050312.upa.cvt Date: 1200Z 3 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 3 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 98 SFC 986 227 38.4 14.4 24 24.0 21.9 50 8 312.8 314.8 295.6 345.3 10.51 2 981 273 36.2 11.2 22 25.0 19.8 38 10 311.1 312.7 293.7 337.4 8.54 3 974 339 35.6 10.6 22 25.0 19.4 32 11 311.1 312.6 293.4 336.5 8.26 4 925 804 30.2 11.2 31 19.0 17.8 60 9 310.2 311.9 293.8 338.0 9.06 5 892 1127 27.8 9.8 32 18.0 16.3 67 9 310.9 312.6 293.6 337.3 8.55 6 871 1337 25.8 6.8 30 19.0 14.1 65 9 311.0 312.3 292.5 333.0 7.13 7 850 1551 24.0 5.0 29 19.0 12.7 50 11 311.3 312.5 292.0 331.3 6.44 8 776 2337 18.4 -4.6 21 23.0 6.8 68 9 313.5 314.1 290.2 324.7 3.50 9 700 3208 11.6 -4.4 32 16.0 3.6 60 16 315.3 316.1 291.2 328.0 3.94 10 650 3822 6.4 -3.6 49 10.0 1.4 58 22 316.2 317.1 291.9 330.6 4.51 11 639 3962 5.6 -9.4 33 15.0 -1.1 55 22 316.8 317.4 290.7 326.4 2.93 12 634 4026 5.6 -15.4 20 21.0 -2.6 54 21 317.6 317.9 289.9 323.6 1.82 13 603 4434 3.2 -8.8 41 12.0 -2.2 62 17 319.4 320.0 291.7 330.1 3.26 14 600 4475 3.4 -12.6 30 16.0 -3.3 65 16 320.1 320.5 291.2 328.1 2.42 15 589 4625 3.2 -22.8 13 26.0 -5.4 78 12 321.5 321.7 290.3 325.1 1.04 16 554 5119 0.0 -23.0 16 23.0 -7.5 106 6 323.4 323.6 290.9 327.2 1.08 17 513 5729 -5.3 -21.3 27 16.0 -10.5 124 7 324.2 324.5 291.4 328.9 1.36 18 508 5806 -5.9 -23.9 23 18.0 -11.3 126 7 324.4 324.6 291.2 328.2 1.09 19 500 5930 -6.3 -20.3 32 14.0 -10.9 130 7 325.4 325.7 291.9 330.7 1.52 20 499 5946 -6.5 -20.5 32 14.0 -11.1 129 7 325.3 325.6 291.9 330.5 1.50 21 478 6280 -8.1 -25.1 24 17.0 -13.0 122 8 327.3 327.6 292.0 331.1 1.04 22 430 7092 -12.9 -17.9 66 5.0 -14.6 133 10 331.3 331.7 294.0 338.9 2.18 23 420 7271 -13.3 -23.3 43 10.0 -16.3 135 10 333.0 333.3 293.9 338.0 1.39 24 400 7640 -15.9 -22.9 55 7.0 -18.0 160 9 334.3 334.6 294.3 339.8 1.52 25 369 8242 -20.9 -28.9 49 8.0 -22.7 203 8 335.5 335.7 294.1 339.0 0.95 26 307 9576 -29.9 -52.9 9 23.0 -31.9 284 11 341.0 341.0 294.7 341.4 0.09 27 300 9740 -31.5 -52.5 11 21.0 -33.3 290 12 341.0 341.0 294.7 341.4 0.10 28 250 11000 -41.9 -47.9 52 6.0 -42.3 230 13 343.8 343.8 295.4 344.6 0.20 29 244 11165 -43.7 -49.7 51 6.0 -44.1 229 15 343.5 343.5 295.3 344.2 0.17 30 224 11738 -47.7 -57.7 31 10.0 -48.1 228 20 345.8 345.9 295.8 346.1 0.07 31 200 12480 -53.5 -58.5 54 5.0 -53.7 225 27 348.0 348.1 296.3 348.4 0.07 32 197 12577 -54.5 -59.4 55 4.9 -54.6 223 28 348.0 348.0 296.3 348.2 0.06 33 195 12642 -55.1 -60.1 54 5.0 -55.2 221 28 348.0 348.0 296.3 348.3 0.06 34 181 13111 -59.3 -63.3 60 4.0 -59.4 209 31 348.7 348.7 296.4 348.9 0.04 35 163 13756 -64.5 -69.5 50 5.0 -64.6 193 35 350.5 350.5 296.8 350.6 0.02 36 150 14260 -66.3 -73.3 37 7.0 -66.4 180 38 355.9 355.9 297.9 355.9 0.01 37 136 14849 -69.9 -78.9 26 9.0 -69.9 192 28 359.6 359.6 298.6 359.6 0.01 38 100 16620 -83.1 -87.7 45 4.6 -83.1 5 6 367.2 367.2 300.1 367.2 0.00 39 97 16789 -84.1 -88.5 46 4.4 -84.1 17 7 368.4 368.4 300.3 368.4 0.00 40 96 16846 -84.3 -88.8 45 4.5 -84.3 21 8 369.1 369.1 300.4 369.1 0.00 41 70 18620 -77.3 -86.3 22 9.0 -77.3 110 13 419.0 419.0 307.6 419.0 0.00 42 60 19511 -72.3 -83.3 18 11.0 -72.4 142 8 449.1 449.1 310.8 449.1 0.01 43 50 20600 -64.3 -80.3 9 16.0 -64.6 180 2 492.0 492.0 314.4 492.0 0.01 44 36 22636 -58.1 -79.1 5 21.0 -59.0 184 14 556.5 556.5 318.5 556.6 0.02 45 30 23790 -55.7 -79.7 3 24.0 -57.1 100 16 592.8 592.8 320.3 593.0 0.02 46 26 24706 -52.7 -77.7 3 25.0 -54.9 75 20 626.1 626.1 321.7 626.4 0.04 47 23 25499 -50.9 -74.9 4 24.0 -53.7 75 27 653.7 653.7 322.9 654.2 0.06 48 21 26086 -53.5 -76.5 4 23.0 -55.9 75 32 663.1 663.1 323.2 663.5 0.06 49 20 26400 -53.3 -76.3 4 23.0 -55.8 75 35 673.0 673.1 323.6 673.5 0.06 50 18 27080 -53.3 -76.3 4 23.0 -56.0 82 40 693.6 693.6 324.3 694.2 0.07 51 18 27080 -53.1 -76.1 4 23.0 -55.9 82 40 694.2 694.3 324.3 694.8 0.07 52 17 27450 -52.7 -75.7 5 23.0 -55.7 85 42 707.0 707.0 324.7 707.6 0.08 53 15 28273 -45.7 -71.7 4 26.0 -51.3 90 44 756.0 756.1 326.1 757.5 0.16 54 13 29229 -45.1 -69.1 5 24.0 -51.4 95 46 789.7 789.8 327.1 792.3 0.27 55 13 29229 -44.3 -69.3 5 25.0 -51.0 95 46 792.4 792.6 327.1 795.0 0.26 56 12 29767 -43.9 -67.9 5 24.0 -51.0 98 47 812.2 812.4 327.6 815.7 0.34 57 10 31000 -41.5 -65.5 6 24.0 -50.3 105 50 864.6 864.9 328.8 870.8 0.57 58 8.8 31868 -41.3 897.6 59 8.7 31945 -41.7 899.0 TRP 871 1337 25.8 6.8 30 19.0 14.1 65 9 311.0 312.3 292.5 333.0 7.13 WND Sounding variables and indices 1000-500 mb thick: 5832.00 m Freezing level: 554.00 mb = 5118.54 m = 16792.91 ft Wetbulb zero: 643.89 mb = 3899.10 m = 12792.16 ft Precipitable water: 0.99 inches Sfc-500 mean rel hum: 27.19 % Est. max temperature: 37.29 C = 99.12 F Sfc-Lift cond lev (LCL): 698.90 mb = 3221.00 m = 10567.45 ft T: 11.49 C 700-500 lapse rate: 6.58 C/km ThetaE index: 13.29 C Layer 892.0- 700.0 mb Conv cond level (CCL): 624.07 mb = 4154.36 m = 13629.62 ft Mean mixing ratio: 8.72 g/kg Conv temperature: 43.70 C = 110.65 F Cap Strength: 4.30 C Lifted Index: 1.53 C Risk: Showers probable Lifted Index @300 mb: 4.11 C Lifted Index @700 mb: 4.16 C Showalter Index: 4.34 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 30.30 C Cross Totals Index: 11.30 C K Index: 19.30 Risk: < 20 % chance of thunderstorms Sweat Index: 89.00 Risk: None Energy Index: -0.01 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.85 J/kg Max Up Vert Vel: 2.39 m/s Conv Inhibition (B-): 50582.32 J/kg Cap Strength: 4.30 C Lift Cond Lev (LCL): 690.17 mb = 3325.10 m = 10909.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 96 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 50 8 -6.1 -5.1 | 340 6 2.2 -6.0 1 978 305 30 12 -6.0 -10.4 | 348 11 2.3 -11.2 2 945 610 45 7 -4.9 -4.9 | 330 7 3.4 -5.8 3 925 804 60 9 -7.8 -4.5 | 354 5 0.6 -5.4 4 914 914 70 8 -7.5 -2.7 | 347 4 0.8 -3.6 5 883 1219 65 10 -9.1 -4.2 | 8 5 -0.7 -5.1 6 871 1337 65 9 -8.2 -3.8 | 358 5 0.2 -4.7 7 850 1551 50 11 -8.4 -7.1 | 1 8 -0.1 -7.9 8 823 1829 55 6 -4.9 -3.4 | 321 6 3.4 -4.3 9 794 2134 65 7 -6.3 -3.0 | 332 4 2.0 -3.8 10 766 2438 70 10 -9.4 -3.4 | 14 4 -1.0 -4.3 11 739 2743 65 9 -8.2 -3.8 | 358 5 0.2 -4.7 12 700 3208 60 16 -13.9 -8.0 | 32 10 -5.5 -8.9 13 662 3658 60 23 -19.9 -11.5 | 43 17 -11.6 -12.4 14 614 4267 50 20 -15.3 -12.9 | 27 15 -7.0 -13.7 15 570 4877 100 6 -5.9 1.0 | 266 2 2.4 0.2 16 500 5930 130 7 -5.4 4.5 | 219 5 3.0 3.6 17 489 6096 120 8 -6.9 4.0 | 204 3 1.4 3.1 18 401 7620 140 11 -7.1 8.4 | 190 8 1.3 7.6 19 400 7640 160 9 -3.1 8.5 | 215 9 5.3 7.6 20 326 9144 270 7 7.0 -0.0 | 273 15 15.3 -0.9 21 300 9740 290 12 11.3 -4.1 | 284 20 19.6 -5.0 22 262 10668 275 10 10.0 -0.9 | 275 18 18.3 -1.7 23 250 11000 230 13 10.0 8.4 | 248 20 18.3 7.5 24 200 12480 225 27 19.1 19.1 | 236 33 27.4 18.2 25 150 14260 180 38 0.0 38.0 | 193 38 8.3 37.1 26 127 15240 200 21 7.2 19.7 | 219 24 15.5 18.9 27 100 16620 5 6 -0.5 -6.0 | 311 10 7.8 -6.8 28 74 18288 120 18 -15.6 9.0 | 138 11 -7.2 8.1 29 70 18620 110 13 -12.2 4.4 | 133 5 -3.9 3.6 30 50 20600 180 2 0.0 2.0 | 262 8 8.3 1.1 31 44 21336 280 11 10.8 -1.9 | 278 19 19.2 -2.8 32 30 23790 100 16 -15.8 2.8 | 105 8 -7.4 1.9 33 27 24384 75 17 -16.4 -4.4 | 57 10 -8.1 -5.3 34 20 26400 75 35 -33.8 -9.1 | 69 27 -25.5 -9.9 35 17 27432 85 42 -41.8 -3.7 | 82 34 -33.5 -4.5 36 10 31000 105 50 -48.3 12.9 | 107 42 -39.9 12.1 Wind Parameters Mean winds (0-6000m): 65.9 at 11.2 knts Storm direction: 95.9 at 8.4 knts Shear (0-3000m) pos: 0.8 neg: 1.2 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 52.9 deg Storm rel helicity (0-3000m) pos: 19.6 neg: -15.0 tot: 4.7 m^2/s^2 ave: 1.6 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.81 Bulk Shear: 3.53 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 39 9 342 8| 0.6 0.0 0.6| 4.8 -5.2 -0.5 -0.9 0.01| 11.7 0.2 1000 52 9 349 7| 1.6 0.0 1.6| 7.8 -5.7 2.1 2.1 0.13| 8.3 1.1 1500 54 9 352 6| 1.0 1.0 2.0| 8.1 -11.0 -3.0 -2.0 -0.04| 7.8 -0.3 2000 55 9 347 6| 1.2 0.7 1.9| 10.3 -13.7 -3.4 -1.7 -0.03| 6.9 -0.2 2500 58 9 350 6| 0.9 0.4 1.4| 12.5 -15.0 -2.5 -1.0 0.00| 6.2 0.0 3000 59 9 357 6| 0.8 1.2 2.0| 19.6 -15.0 4.7 1.6 0.11| 6.4 0.7 4000 58 12 16 8| 0.6 1.5 2.1| 27.7 -32.5 -4.8 -1.2 0.05| 6.2 0.3 5000 60 12 17 7| 1.9 1.2 3.1| 37.0 -34.0 3.0 0.6 0.01| 7.0 0.1 6000 66 11 19 6| 1.7 1.0 2.7| 37.0 -36.5 0.5 0.1 -0.03| 6.2 -0.2 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250503.12.gif