UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051612.upa.cvt Date: 1200Z 16 MAY 25 Searching for DRRN... Searching the city database file for: DRRN ... Date:1200Z 16 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 86 SFC 984 227 33.6 17.6 39 16.0 22.3 230 9 308.2 310.6 296.1 347.4 12.97 2 972 339 31.0 17.0 43 14.0 21.3 229 8 306.6 309.0 295.4 344.6 12.64 3 942 622 28.2 17.2 51 11.0 20.5 220 11 306.5 309.0 295.8 346.3 13.22 4 935 689 27.8 15.8 48 12.0 19.6 222 12 306.8 309.1 295.1 343.4 12.16 5 925 785 28.4 14.4 42 14.0 18.9 225 13 308.3 310.5 294.9 342.4 11.22 6 920 833 29.6 14.6 40 15.0 19.4 231 13 310.1 312.2 295.5 344.9 11.43 7 874 1290 27.4 14.4 45 13.0 18.5 195 7 312.4 314.6 296.4 348.9 11.88 8 850 1536 26.0 13.0 45 13.0 17.2 255 1 313.4 315.5 296.1 347.9 11.14 9 799 2078 22.4 9.4 44 13.0 14.0 49 5 315.1 316.9 295.3 344.2 9.31 10 700 3208 12.0 6.0 67 6.0 8.3 110 17 315.8 317.4 294.8 342.2 8.41 11 646 3874 6.2 2.0 74 4.2 3.8 110 21 316.5 317.9 293.9 338.2 6.86 12 635 4015 5.0 0.1 71 4.9 2.3 110 23 316.7 317.9 293.3 336.0 6.08 13 600 4475 0.8 -1.5 85 2.3 -0.4 110 28 317.0 318.1 293.2 335.3 5.72 14 592 4583 0.0 -1.9 87 1.9 -1.0 110 29 317.3 318.4 293.2 335.3 5.63 15 572 4858 -1.5 -4.6 79 3.1 -3.0 110 32 318.7 319.6 292.8 334.1 4.76 16 557 5070 -2.3 -4.0 88 1.7 -3.1 108 30 320.2 321.2 293.5 336.7 5.11 17 502 5889 -7.9 -11.4 76 3.5 -9.4 95 21 323.0 323.7 292.7 333.7 3.19 18 500 5920 -8.1 -11.7 75 3.6 -9.6 95 21 323.2 323.8 292.7 333.6 3.12 19 489 6093 -9.3 -12.1 80 2.8 -10.4 100 19 323.8 324.4 292.8 334.1 3.09 20 444 6834 -13.3 -19.3 61 6.0 -15.2 42 16 327.8 328.1 292.9 334.3 1.87 21 431 7061 -11.1 -30.1 19 19.0 -15.9 24 15 333.4 333.5 293.3 336.1 0.73 22 422 7223 -12.1 -34.1 14 22.0 -17.0 12 15 334.1 334.2 293.3 336.0 0.51 23 400 7630 -15.7 -35.7 16 20.0 -19.7 330 14 334.6 334.7 293.4 336.3 0.46 24 347 8683 -22.1 -59.1 2 37.0 -25.6 316 13 339.8 339.8 294.3 340.0 0.04 25 300 9730 -30.9 -56.9 6 26.0 -32.9 305 22 341.8 341.8 294.8 342.1 0.06 26 292 9921 -32.3 -57.3 7 25.0 -34.1 307 26 342.5 342.5 295.0 342.7 0.06 27 250 11000 -40.1 -71.1 2 31.0 -41.2 310 37 346.4 346.5 295.8 346.5 0.01 28 246 11111 -40.9 -71.9 2 31.0 -41.9 307 36 346.9 346.9 296.0 346.9 0.01 29 200 12499 -52.5 -61.5 33 9.0 -52.8 270 24 349.6 349.6 296.6 349.8 0.05 30 182 13107 -57.9 -63.9 46 6.0 -58.0 272 28 350.4 350.4 296.8 350.6 0.04 31 163 13800 -63.5 -69.5 44 6.0 -63.6 274 33 352.2 352.2 297.1 352.3 0.02 32 152 14229 -66.5 -71.5 49 5.0 -66.5 275 35 354.2 354.2 297.5 354.3 0.02 33 150 14310 -67.3 -72.3 49 5.0 -67.4 275 36 354.2 354.2 297.5 354.2 0.01 34 124 15431 -75.3 -81.3 39 6.0 -75.3 269 36 359.4 359.4 298.6 359.5 0.00 35 120 15619 -76.5 -82.5 38 6.0 -76.5 267 34 360.6 360.6 298.8 360.6 0.00 36 119 15667 -77.1 -83.1 38 6.0 -77.1 267 34 360.4 360.4 298.8 360.4 0.00 37 117 15764 -77.1 -83.1 38 6.0 -77.1 266 33 362.1 362.1 299.1 362.1 0.00 38 111 16066 -76.3 -82.3 38 6.0 -76.3 264 30 369.1 369.1 300.4 369.1 0.00 39 100 16660 -80.1 -85.1 43 5.0 -80.1 260 25 373.0 373.0 301.1 373.0 0.00 40 96 16891 -80.7 -85.7 43 5.0 -80.7 259 24 376.2 376.2 301.6 376.2 0.00 41 95 16950 -80.7 -85.7 43 5.0 -80.7 259 23 377.3 377.3 301.8 377.3 0.00 42 82 17794 -73.9 -81.9 28 8.0 -73.9 256 18 407.4 407.4 306.2 407.5 0.01 43 72 18548 -77.1 -86.1 22 9.0 -77.1 224 17 416.1 416.1 307.3 416.1 0.00 44 70 18710 -75.9 -85.9 19 10.0 -75.9 205 18 422.0 422.0 307.9 422.0 0.00 45 50 20690 -67.1 -83.1 9 16.0 -67.3 350 15 485.4 485.4 313.9 485.4 0.01 46 40 22065 -58.7 -79.7 5 21.0 -59.5 58 20 538.4 538.4 317.4 538.6 0.02 47 37 22553 -59.7 -80.7 5 21.0 -60.4 69 24 548.0 548.0 318.0 548.1 0.02 48 31 23671 -55.5 -79.5 3 24.0 -56.9 95 34 587.8 587.8 320.0 588.0 0.02 49 30 23880 -55.3 -78.3 4 23.0 -56.8 100 36 593.9 593.9 320.3 594.1 0.03 50 29 24096 -56.1 -79.1 4 23.0 -57.5 101 36 597.5 597.5 320.5 597.7 0.03 51 29 24096 -56.3 -79.3 4 23.0 -57.7 101 36 596.9 596.9 320.5 597.1 0.03 52 26 24794 -53.7 -77.7 4 24.0 -55.7 623.2 623.3 321.6 623.5 0.04 53 25 25047 -52.1 634.9 54 24 25311 -52.3 641.7 TRP 874 1290 27.4 14.4 45 13.0 18.5 195 7 312.4 314.6 296.4 348.9 11.88 WND Sounding variables and indices 1000-500 mb thick: 5834.00 m Freezing level: 592.00 mb = 4583.02 m = 15035.98 ft Wetbulb zero: 605.07 mb = 4406.82 m = 14457.89 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 63.32 % Est. max temperature: 39.33 C = 102.80 F Sfc-Lift cond lev (LCL): 781.22 mb = 2270.00 m = 7447.40 ft T: 20.63 C 700-500 lapse rate: 7.41 C/km ThetaE index: 13.67 C Layer 850.0- 592.0 mb Conv cond level (CCL): 692.72 mb = 3294.73 m = 10809.35 ft Mean mixing ratio: 12.20 g/kg Conv temperature: 41.28 C = 106.30 F Cap Strength: 6.34 C Lifted Index: -3.49 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.04 C Lifted Index @700 mb: 2.66 C Showalter Index: -4.37 C Risk: Severe thunderstorms possible Total Totals Index: 55.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 34.10 C Cross Totals Index: 21.10 C K Index: 41.10 Risk: > 80 % chance of thunderstorms Sweat Index: 303.00 Risk: Showers and thunderstorms possible Energy Index: -2.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 341.27 J/kg Max Up Vert Vel: 26.13 m/s Conv Inhibition (B-): 391.89 J/kg Cap Strength: 6.34 C Lift Cond Lev (LCL): 766.61 mb = 2431.30 m = 7976.61 ft Lev Free Conv (LFC): 641.61 mb = 3930.17 m = 12894.10 ft Equ Level (EL): 421.61 mb = 7230.08 m = 23720.45 ft B at Equ Level: 331.42 J/kg Max Parcel Lev (MPL): 171.61 mb = 13476.58 m = 44213.95 ft Wind level data Storm motion: 143 at 13 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 ---------------------------------------------------------- 0 984 227 230 9 6.9 5.8 | 287 15 14.6 -4.4 1 976 305 230 8 6.1 5.1 | 290 15 13.8 -5.1 2 943 610 220 11 7.1 8.4 | 277 15 14.7 -1.8 3 925 785 225 13 9.2 9.2 | 273 17 16.9 -1.0 4 912 914 240 13 11.3 6.5 | 281 19 18.9 -3.7 5 881 1219 195 9 2.3 8.7 | 279 10 10.0 -1.5 6 874 1290 195 7 1.8 6.8 | 290 10 9.5 -3.5 7 850 1536 255 1 1.0 0.3 | 319 13 8.6 -10.0 8 822 1829 350 1 0.2 -1.0 | 325 14 7.8 -11.2 9 793 2134 65 6 -5.4 -2.5 | 350 13 2.2 -12.8 10 765 2438 105 10 -9.7 2.6 | 15 8 -2.0 -7.6 11 739 2743 115 15 -13.6 6.3 | 57 7 -5.9 -3.9 12 700 3208 110 17 -16.0 5.8 | 62 9 -8.3 -4.4 13 662 3658 110 19 -17.9 6.5 | 70 11 -10.2 -3.7 14 614 4267 110 26 -24.4 8.9 | 85 17 -16.8 -1.3 15 569 4877 110 32 -30.1 10.9 | 92 22 -22.4 0.7 16 500 5920 95 21 -20.9 1.8 | 58 16 -13.2 -8.4 17 489 6096 100 19 -18.7 3.3 | 58 13 -11.0 -6.9 18 401 7620 340 13 4.4 -12.2 | 332 26 12.1 -22.4 19 400 7630 330 14 7.0 -12.1 | 327 27 14.7 -22.3 20 325 9144 310 12 9.2 -7.7 | 317 25 16.9 -17.9 21 300 9730 305 22 18.0 -12.6 | 312 34 25.7 -22.8 22 262 10668 315 40 28.3 -28.3 | 317 53 36.0 -38.5 23 250 11000 310 37 28.3 -23.8 | 313 50 36.0 -34.0 24 200 11775 270 24 24.0 -0.0 | 288 33 31.7 -10.2 25 150 14310 275 36 35.9 -3.1 | 287 46 43.5 -13.4 26 128 15240 270 37 37.0 -0.0 | 283 46 44.7 -10.2 27 100 16660 260 25 24.6 4.3 | 280 33 32.3 -5.9 28 75 18288 255 15 14.5 3.9 | 286 23 22.2 -6.3 29 70 18710 205 18 7.6 16.3 | 248 16 15.3 6.1 30 50 20690 350 15 2.6 -14.8 | 338 27 10.3 -25.0 31 45 21336 40 13 -8.4 -10.0 | 2 20 -0.7 -20.2 32 30 23880 100 36 -35.5 6.3 | 82 28 -27.8 -4.0 33 27 24384 105 36 -34.8 9.3 | 88 27 -27.1 -0.9 Wind Parameters Mean winds (0-6000m): 113.1 at 17.0 knts Storm direction: 143.1 at 12.8 knts Shear (0-3000m) pos: 2.7 neg: 1.3 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 135.5 deg Storm rel helicity (0-3000m) pos: 92.3 neg: -21.4 tot: 71.0 m^2/s^2 ave: 23.7 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 4.2 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 5.07 Bulk Shear: 67.34 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 ------------------------------------------------------------------------------- 500 224 10 282 15| 0.0 3.7 3.7| 2.4 -15.3 -12.9 -25.8 -0.60| 5.6 -3.4 1000 225 11 280 15| 0.0 2.8 2.8| 13.9 -21.4 -7.4 -7.4 -0.11| 9.3 -1.0 1500 222 8 287 14| 3.2 1.8 5.0| 42.4 -21.4 21.0 14.0 0.25| 9.6 2.4 2000 220 7 292 13| 3.5 1.4 4.9| 72.2 -21.4 50.8 25.4 0.41| 9.5 3.9 2500 188 8 286 9| 3.3 1.1 4.4| 90.0 -21.4 68.6 27.5 0.50| 9.7 4.8 3000 153 9 300 4| 2.7 1.3 4.0| 92.3 -21.4 71.0 23.7 0.49| 8.6 4.2 4000 126 12 36 4| 2.0 2.1 4.1|108.0 -21.4 86.6 21.6 0.50| 7.5 3.8 5000 118 16 66 7| 1.6 2.0 3.6|119.0 -41.6 77.4 15.5 0.41| 7.1 2.9 6000 113 17 66 9| 1.4 0.9 2.2|119.3 -86.6 32.7 5.5 0.22| 7.1 1.5 Wrote GIF file: /home/apache/climate/data/raob//DRRN/skewt/DRRN.skewt.20250516.12.gif