UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for WITT... Searching the city database file for: WITT ... Date:0000Z 25 APR 25 Station: WITT WMO ident: 96011 Latitude: 5.51 Longitude: 95.41 Elevation: 21.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1007 21 23.4 22.4 94 1.0 22.7 130 2 296.0 299.1 295.6 345.4 17.18 1 1000 85 22.4 21.9 97 0.5 22.1 140 7 295.5 298.6 295.2 343.7 16.77 2 925 771 22.6 17.8 74 4.8 19.3 80 2 302.4 305.0 295.2 343.8 14.00 3 850 1503 18.4 14.8 80 3.6 16.0 175 7 305.4 307.8 295.0 343.0 12.55 4 700 3151 9.6 8.3 92 1.3 8.8 160 10 313.1 315.0 295.2 343.7 9.87 5 500 5860 -4.1 -6.8 81 2.7 -5.4 175 21 328.0 329.0 295.1 343.4 4.60 6 400 7560 -16.5 -16.8 98 0.3 -16.6 140 23 333.5 334.1 294.9 342.5 2.57 7 300 9630 -30.5 -31.4 92 0.9 -30.7 100 20 342.4 342.6 295.7 345.9 0.92 8 250 10890 -40.7 -42.7 81 2.0 -40.9 90 23 345.6 345.6 296.0 347.0 0.35 9 200 12360 -53.5 -56.2 72 2.7 -53.6 55 19 348.0 348.1 296.3 348.4 0.09 10 150 14100 -67.7 -69.7 75 2.0 -67.7 105 39 353.5 353.5 297.4 353.6 0.02 11 100 16500 -76.7 -83.7 32 7.0 -76.7 265 14 379.5 379.5 302.2 379.6 0.00 12 84 17514 -80.1 -87.1 30 7.0 -80.1 245 14 392.0 392.0 304.1 392.0 0.00 13 70 18570 -76.9 -84.9 27 8.0 -76.9 295 15 419.9 419.9 307.7 419.9 0.00 14 50 20520 -69.7 -80.7 19 11.0 -69.8 250 13 479.2 479.2 313.4 479.3 0.01 15 30 23690 -59.7 -89.7 1 30.0 -60.6 335 8 581.9 581.9 319.8 581.9 0.00 TRP 84 17514 -80.1 -87.1 30 7.0 -80.1 245 14 392.0 392.0 304.1 392.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5775.00 m Freezing level: 559.85 mb = 5049.28 m = 16565.67 ft Wetbulb zero: 576.27 mb = 4717.05 m = 15475.70 ft Precipitable water: 2.36 inches Sfc-500 mean rel hum: 85.09 % Est. max temperature: 32.59 C = 90.66 F Sfc-Lift cond lev (LCL): 992.80 mb = 148.58 m = 487.46 ft T: 22.42 C 700-500 lapse rate: 5.06 C/km ThetaE index: 1.69 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 831.54 mb = 1689.34 m = 5542.39 ft Mean mixing ratio: 15.20 g/kg Conv temperature: 33.75 C = 92.76 F Cap Strength: 3.17 C Lifted Index: 1.10 C Risk: Showers probable Lifted Index @300 mb: 1.30 C Lifted Index @700 mb: 0.73 C Showalter Index: 1.51 C Risk: Showers probable Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 18.90 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 212.60 Risk: None Energy Index: -0.00 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.13 J/kg Max Up Vert Vel: 8.85 m/s Conv Inhibition (B-): 238.38 J/kg Cap Strength: 3.17 C Lift Cond Lev (LCL): 916.85 mb = 847.61 m = 2780.85 ft Lev Free Conv (LFC): 431.85 mb = 6976.33 m = 22887.93 ft Equ Level (EL): 341.85 mb = 8690.35 m = 28511.32 ft B at Equ Level: 37.67 J/kg Max Parcel Lev (MPL): 291.85 mb = 9820.35 m = 32218.59 ft Wind level data Storm motion: 204 at 7 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 1007 21 130 2 -1.5 1.3 | 41 7 -4.4 -5.1 1 1000 85 140 7 -4.5 5.4 | 82 7 -7.4 -1.0 2 975 305 155 7 -3.0 6.3 | 90 6 -5.8 -0.0 3 925 771 80 2 -2.0 -0.3 | 36 8 -4.8 -6.7 4 910 914 50 2 -1.5 -1.3 | 30 9 -4.4 -7.7 5 850 1503 175 7 -0.6 7.0 | 100 4 -3.5 0.6 6 789 2134 195 4 1.0 3.9 | 36 3 -1.8 -2.5 7 700 3151 160 10 -3.4 9.4 | 116 7 -6.3 3.0 8 633 3962 155 12 -5.1 10.9 | 120 9 -7.9 4.5 9 609 4267 180 9 0.0 9.0 | 132 4 -2.9 2.6 10 587 4572 220 9 5.8 6.9 | 260 3 2.9 0.5 11 500 5860 175 21 -1.8 20.9 | 162 15 -4.7 14.5 12 466 6401 160 25 -8.6 23.5 | 146 21 -11.4 17.1 13 400 7560 140 23 -14.8 17.6 | 122 21 -17.6 11.2 14 364 8230 140 10 -6.4 7.7 | 98 9 -9.3 1.3 15 300 9630 100 20 -19.7 3.5 | 83 23 -22.6 -2.9 16 270 10363 60 23 -19.9 -11.5 | 52 29 -22.8 -17.9 17 250 10890 90 23 -23.0 0.0 | 76 27 -25.9 -6.4 18 247 10973 90 23 -23.0 0.0 | 76 27 -25.9 -6.4 19 215 11887 80 9 -8.9 -1.6 | 56 14 -11.7 -7.9 20 200 12360 55 19 -15.6 -10.9 | 47 25 -18.4 -17.3 21 150 14100 105 39 -37.7 10.1 | 95 41 -40.5 3.7 22 100 16500 265 14 13.9 1.2 | 295 12 11.1 -5.2 23 96 16764 265 14 13.9 1.2 | 295 12 11.1 -5.2 24 84 17514 245 14 12.7 5.9 | 273 10 9.8 -0.5 25 70 18570 295 15 13.6 -6.3 | 320 17 10.7 -12.7 26 50 20520 250 13 12.2 4.4 | 282 10 9.4 -1.9 27 48 20726 245 13 11.8 5.5 | 276 9 8.9 -0.9 28 30 23690 335 8 3.4 -7.3 | 358 14 0.5 -13.6 29 22 24994 335 10 4.2 -9.1 | 355 16 1.4 -15.4 Wind Parameters Mean winds (0-6000m): 174.1 at 9.3 knts Storm direction: 204.1 at 7.0 knts Shear (0-3000m) pos: 1.1 neg: 0.9 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 74.5 deg Storm rel helicity (0-3000m) pos: 29.5 neg: -17.9 tot: 11.6 m^2/s^2 ave: 3.9 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 11.68 Bulk Shear: 3.35 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 ------------------------------------------------------------------------------- 500 144 6 78 7| 0.0 2.8 2.8| 9.4 -6.2 3.2 6.5 0.22| 10.6 2.3 1000 135 4 62 7| 0.0 1.3 1.3| 12.2 -15.7 -3.5 -3.5 -0.05| 8.2 -0.4 1500 146 5 65 6| 2.8 0.9 3.6| 26.3 -15.7 10.6 7.1 0.25| 8.9 2.2 2000 158 5 69 5| 1.7 0.6 2.3| 26.3 -17.5 8.7 4.4 0.14| 7.4 1.0 2500 165 5 69 4| 1.3 0.4 1.7| 27.9 -17.9 10.0 4.0 0.18| 6.5 1.2 3000 166 5 75 4| 1.1 0.9 2.0| 29.5 -17.9 11.6 3.9 0.21| 6.1 1.3 4000 162 7 91 5| 0.9 0.9 1.8| 31.7 -17.9 13.8 3.5 0.21| 5.1 1.1 5000 171 8 105 4| 1.3 1.0 2.4| 36.8 -22.0 14.8 3.0 0.21| 5.7 1.2 6000 174 9 127 5| 1.1 2.0 3.1| 36.8 -49.0 -12.2 -2.0 0.04| 5.9 0.2 Wrote GIF file: /home/apache/climate/data/raob//WITT/skewt/WITT.skewt.20250425.00.gif