UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for WITT... Searching the city database file for: WITT ... Date:0000Z 22 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 1008 21 24.8 23.4 92 1.4 23.8 140 2 297.3 300.6 296.7 350.2 18.26 1 1000 94 24.8 23.4 92 1.4 23.8 160 5 298.0 301.3 297.0 351.5 18.41 2 925 780 22.8 19.0 79 3.8 20.1 305 5 302.6 305.4 296.0 347.3 15.12 3 850 1513 18.6 16.8 89 1.8 17.4 130 5 305.6 308.3 296.3 348.5 14.31 4 700 3154 10.4 2.4 58 8.0 5.9 90 14 314.0 315.2 292.9 334.4 6.51 5 500 5880 -5.1 -7.7 82 2.6 -6.3 60 18 326.8 327.7 294.6 341.1 4.29 6 400 7590 -15.9 -17.4 88 1.5 -16.4 75 22 334.3 334.8 295.0 342.9 2.44 7 300 9710 -29.7 -34.7 62 5.0 -30.6 110 29 343.5 343.7 295.8 346.1 0.67 8 250 10980 -39.9 -49.9 34 10.0 -40.6 115 43 346.7 346.8 296.1 347.4 0.16 9 200 12460 -52.7 -66.7 17 14.0 -53.0 110 46 349.3 349.3 296.5 349.4 0.02 10 150 14250 -67.9 -77.9 23 10.0 -67.9 100 44 353.1 353.1 297.3 353.1 0.01 11 100 16590 -82.9 -90.9 24 8.0 -82.9 90 41 367.6 367.6 300.1 367.6 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 565.81 mb = 4983.06 m = 16348.42 ft Wetbulb zero: 603.52 mb = 4355.47 m = 14289.43 ft Precipitable water: 2.23 inches Sfc-500 mean rel hum: 74.53 % Est. max temperature: 32.85 C = 91.12 F Sfc-Lift cond lev (LCL): 988.08 mb = 199.53 m = 654.63 ft T: 24.49 C 700-500 lapse rate: 5.69 C/km ThetaE index: 14.05 C Layer 700.0- 500.0 mb Conv cond level (CCL): 862.89 mb = 1382.52 m = 4535.79 ft Mean mixing ratio: 16.58 g/kg Conv temperature: 32.64 C = 90.76 F Cap Strength: 2.16 C Lifted Index: -1.90 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.92 C Lifted Index @700 mb: 0.01 C Showalter Index: -1.60 C Risk: Thunderstorms probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.70 C Cross Totals Index: 21.90 C K Index: 32.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 229.60 Risk: None Energy Index: -1.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 460.55 J/kg Max Up Vert Vel: 30.35 m/s Conv Inhibition (B-): 67.41 J/kg Cap Strength: 2.16 C Lift Cond Lev (LCL): 921.22 mb = 815.49 m = 2675.47 ft Lev Free Conv (LFC): 696.22 mb = 3197.86 m = 10491.55 ft Equ Level (EL): 216.22 mb = 11942.79 m = 39181.91 ft B at Equ Level: 459.12 J/kg Max Parcel Lev (MPL): 116.22 mb = 15722.49 m = 51582.34 ft Wind level data Storm motion: 104 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 1008 21 140 2 -1.3 1.5 | 275 7 6.8 -0.6 1 1000 94 160 5 -1.7 4.7 | 248 7 6.4 2.6 2 976 305 270 3 3.0 -0.0 | 281 11 11.1 -2.1 3 943 610 315 7 4.9 -4.9 | 298 15 13.1 -7.0 4 925 780 305 5 4.1 -2.9 | 292 13 12.2 -5.0 5 911 914 255 5 4.8 1.3 | 273 13 13.0 -0.8 6 850 1513 130 5 -3.8 3.2 | 255 4 4.3 1.1 7 790 2134 140 10 -6.4 7.7 | 197 6 1.7 5.6 8 762 2438 130 13 -10.0 8.4 | 164 7 -1.8 6.3 9 700 3154 90 14 -14.0 0.0 | 70 6 -5.9 -2.1 10 610 4267 40 12 -7.7 -9.2 | 358 11 0.4 -11.3 11 500 5880 60 18 -15.6 -9.0 | 34 13 -7.5 -11.1 12 467 6401 35 22 -12.6 -18.0 | 13 21 -4.5 -20.1 13 415 7315 65 15 -13.6 -6.3 | 33 10 -5.5 -8.4 14 400 7590 75 22 -21.3 -5.7 | 59 15 -13.1 -7.8 15 300 9710 110 29 -27.3 9.9 | 112 21 -19.1 7.8 16 250 10980 115 43 -39.0 18.2 | 118 35 -30.8 16.1 17 239 11278 115 47 -42.6 19.9 | 117 39 -34.5 17.8 18 200 12460 110 46 -43.2 15.7 | 111 38 -35.1 13.6 19 150 14250 100 44 -43.3 7.6 | 99 36 -35.2 5.6 20 102 16459 95 54 -53.8 4.7 | 93 46 -45.7 2.6 21 100 16590 90 41 -41.0 0.0 | 86 33 -32.9 -2.1 22 97 16764 90 41 -41.0 0.0 | 86 33 -32.9 -2.1 23 92 17069 90 32 -32.0 0.0 | 85 24 -23.9 -2.1 Wind Parameters Mean winds (0-6000m): 74.4 at 11.2 knts Storm direction: 104.4 at 8.4 knts Shear (0-3000m) pos: 0.7 neg: 2.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 172.3 deg Storm rel helicity (0-3000m) pos: 29.4 neg: -62.3 tot: -32.9 m^2/s^2 ave: -11.0 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -3.3 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 14.91 Bulk Shear: 30.88 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 ------------------------------------------------------------------------------- 500 247 4 272 12| 8.0 0.0 8.0| 22.6 -5.9 16.8 33.5 0.35| 13.9 4.8 1000 281 5 283 13| 4.0 3.2 7.2| 28.6 -31.9 -3.3 -3.3 -0.05| 12.0 -0.6 1500 259 5 275 13| 2.7 3.7 6.4| 29.4 -40.5 -11.1 -7.4 -0.12| 11.1 -1.3 2000 186 5 249 9| 1.1 2.8 3.9| 29.4 -44.9 -15.6 -7.8 -0.21| 9.4 -2.0 2500 152 7 233 6| 0.9 3.1 4.0| 29.4 -53.1 -23.7 -9.5 -0.30| 8.6 -2.6 3000 134 8 217 4| 0.7 2.8 3.6| 29.4 -62.3 -32.9 -11.0 -0.39| 8.3 -3.3 4000 105 9 110 1| 0.5 1.9 2.5| 29.4 -81.9 -52.5 -13.1 -0.49| 7.7 -3.7 5000 84 10 31 4| 0.2 1.6 1.8| 39.4 -86.9 -47.6 -9.5 -0.43| 6.7 -2.8 6000 74 11 27 6| 0.1 1.5 1.6| 52.6 -91.5 -38.9 -6.5 -0.35| 6.1 -2.1 Wrote GIF file: /home/apache/climate/data/raob//WITT/skewt/WITT.skewt.20250422.00.gif