UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for OIMB... Searching the city database file for: OIMB ... Date:1200Z 18 DEC 25 Station: OIMB WMO ident: 40809 Latitude: 32.87 Longitude: 59.20 Elevation: 1491.00 ------------------------------------------------------------------------------- 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 148 1 925 821 SFC 854 1491 13.2 4.2 54 9.0 8.2 280 4 299.6 300.7 287.9 317.6 6.06 3 850 1538 11.6 1.6 50 10.0 6.4 255 3 298.3 299.2 286.5 313.3 5.05 4 706 3054 -1.5 -4.7 79 3.2 -2.9 198 17 300.1 300.8 285.9 311.6 3.82 5 700 3122 -2.1 -5.7 76 3.6 -3.6 195 18 300.2 300.8 285.7 311.0 3.57 6 666 3516 -4.9 -11.9 58 7.0 -7.4 203 23 301.3 301.7 284.7 308.5 2.30 7 635 3888 -8.1 -12.2 72 4.1 -9.5 211 27 301.8 302.2 285.0 309.2 2.36 8 603 4288 -10.7 -23.7 33 13.0 -13.9 219 32 303.3 303.5 284.0 306.4 0.94 9 555 4923 -13.1 -27.1 30 14.0 -16.2 233 40 307.7 307.9 285.4 310.3 0.75 10 501 5695 -18.7 -47.7 6 29.0 -21.9 250 50 310.1 310.1 285.5 310.4 0.10 11 500 5710 -18.7 -46.7 7 28.0 -21.9 250 50 310.2 310.3 285.5 310.7 0.11 12 428 6853 -26.5 -37.5 35 11.0 -27.9 236 61 314.4 314.5 287.3 315.7 0.35 13 420 6990 -24.3 -35.3 35 11.0 -25.9 234 63 318.9 319.0 288.9 320.5 0.45 14 371 7879 -33.9 -36.8 75 2.9 -34.2 229 74 317.7 317.8 288.5 319.3 0.44 15 300 9340 -43.3 -60.3 14 17.0 -43.9 225 98 324.3 324.3 290.1 324.5 0.04 16 298 9385 -43.7 -60.7 14 17.0 -44.3 225 98 324.4 324.4 290.1 324.5 0.04 17 250 10540 -53.1 -64.1 25 11.0 -53.3 225 111 327.1 327.1 290.9 327.2 0.03 18 220 11354 -57.7 -68.1 25 10.4 -57.8 225 128 332.2 332.2 292.3 332.3 0.02 19 200 11950 -61.1 -71.1 25 10.0 -61.2 225 122 336.0 336.0 293.3 336.1 0.01 20 196 12076 -61.5 -71.5 25 10.0 -61.6 230 123 337.3 337.3 293.7 337.4 0.01 21 188 12335 -60.7 -71.7 22 11.0 -60.8 232 116 342.6 342.7 295.0 342.7 0.01 22 179 12640 -61.3 -72.3 22 11.0 -61.4 233 107 346.5 346.5 295.8 346.6 0.01 23 161 13300 -60.9 -72.9 19 12.0 -61.0 237 88 357.8 357.8 298.3 357.9 0.01 24 150 13740 -61.3 -75.3 14 14.0 -61.4 240 76 364.5 364.5 299.5 364.5 0.01 25 104 15991 -63.5 -83.5 5 20.0 -63.7 240 43 400.5 400.5 305.3 400.5 0.00 26 100 16230 -64.5 -84.5 5 20.0 -64.7 240 40 403.1 403.1 305.6 403.1 0.00 27 96 16480 -65.5 -86.5 4 21.0 -65.7 240 40 405.9 405.9 306.0 405.9 0.00 28 92 16740 -63.9 -85.9 3 22.0 -64.1 240 40 414.0 414.0 307.0 414.0 0.00 29 87 17083 -65.1 -88.1 3 23.0 -65.3 240 41 418.3 418.3 307.5 418.3 0.00 30 70 18420 -62.1 -89.1 2 27.0 -62.4 240 42 451.5 451.5 311.0 451.5 0.00 31 58 19595 -59.3 -87.3 1 28.0 -59.9 246 43 482.8 482.8 313.7 482.8 0.00 32 52 20276 -62.9 -89.9 1 27.0 -63.3 249 44 489.7 489.7 314.2 489.7 0.00 33 50 20520 -60.3 -88.3 1 28.0 -60.9 250 44 501.4 501.4 315.1 501.4 0.00 34 49 20646 -58.9 -87.9 1 29.0 -59.6 249 44 507.6 507.6 315.5 507.6 0.00 35 45 21182 -57.1 -86.1 1 29.0 -58.0 247 43 524.5 524.5 316.6 524.5 0.01 36 35 22747 -63.7 -89.7 2 26.0 -64.2 240 39 546.4 546.4 317.9 546.4 0.00 37 30 23700 -60.1 -88.1 1 28.0 -61.0 235 37 580.8 580.8 319.7 580.8 0.01 38 24 25102 -56.5 -85.5 1 29.0 -58.1 252 42 629.5 629.5 321.9 629.6 0.01 39 20 26250 -59.1 -86.1 2 27.0 -60.5 265 46 655.3 655.3 322.9 655.4 0.01 40 18 26913 -57.7 -85.7 2 28.0 -59.5 679.7 679.7 323.7 679.8 0.01 TRP 196 12076 -61.5 -71.5 25 10.0 -61.6 230 123 337.3 337.3 293.7 337.4 0.01 WND 220 11354 -57.7 -68.1 25 10.4 -57.8 225 128 332.2 332.2 292.3 332.3 0.02 Sounding variables and indices 1000-500 mb thick: 5562.00 m Freezing level: 722.49 mb = 2880.43 m = 9450.12 ft Wetbulb zero: 750.98 mb = 2549.61 m = 8364.75 ft Precipitable water: 0.41 inches Sfc-500 mean rel hum: 49.55 % Est. max temperature: 13.72 C = 56.69 F Sfc-Lift cond lev (LCL): 745.39 mb = 2610.56 m = 8564.72 ft T: 2.33 C 700-500 lapse rate: 6.41 C/km ThetaE index: 9.08 C Layer 850.0- 635.0 mb Conv cond level (CCL): 699.34 mb = 3129.50 m = 10267.27 ft Mean mixing ratio: 4.68 g/kg Conv temperature: 13.78 C = 56.81 F Cap Strength: 1.73 C Lifted Index: 1.85 C Risk: Showers probable Lifted Index @300 mb: 8.42 C Lifted Index @700 mb: 0.63 C Showalter Index: 1.55 C Risk: Showers probable Total Totals Index: 50.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.30 C Cross Totals Index: 20.30 C K Index: 28.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 107.20 Risk: None Energy Index: -0.50 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.78 J/kg Max Up Vert Vel: 4.64 m/s Conv Inhibition (B-): 21.76 J/kg Cap Strength: 1.71 C Lift Cond Lev (LCL): 711.86 mb = 2986.51 m = 9798.14 ft Lev Free Conv (LFC): 646.86 mb = 3743.56 m = 12281.86 ft Equ Level (EL): 586.86 mb = 4495.77 m = 14749.74 ft B at Equ Level: 9.88 J/kg Max Parcel Lev (MPL): 556.86 mb = 4897.62 m = 16068.11 ft Wind level data Storm motion: 265 at 27 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 ---------------------------------------------------------- 0 854 1491 280 4 3.9 -0.7 | 82 23 -22.7 -3.1 1 850 1538 255 3 2.9 0.8 | 86 24 -23.7 -1.7 2 700 3122 195 18 4.7 17.4 | 124 27 -22.0 15.0 3 500 5710 250 50 47.0 17.1 | 234 25 20.4 14.7 4 400 7340 230 66 50.6 42.4 | 211 47 23.9 40.0 5 300 9340 225 98 69.3 69.3 | 213 79 42.7 66.9 6 250 10540 225 111 78.5 78.5 | 214 92 51.9 76.1 7 220 11354 225 128 90.5 90.5 | 216 109 63.9 88.1 8 200 11950 225 122 86.3 86.3 | 215 103 59.6 83.8 9 196 12076 230 123 94.2 79.1 | 221 102 67.6 76.6 10 150 13740 240 76 65.8 38.0 | 228 53 39.2 35.6 11 100 16230 240 40 34.6 20.0 | 205 19 8.0 17.6 12 70 18420 240 42 36.4 21.0 | 208 21 9.7 18.6 13 50 20520 250 44 41.3 15.0 | 229 19 14.7 12.6 14 30 23700 235 37 30.3 21.2 | 191 19 3.7 18.8 15 20 26250 265 46 45.8 4.0 | 265 19 19.2 1.6 Wind Parameters Mean winds (0-6000m): 234.8 at 35.6 knts Storm direction: 264.8 at 26.7 knts Shear (0-3000m) pos: 3.6 neg: 2.8 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 92.0 deg Storm rel helicity (0-3000m) pos: 228.4 neg: 0.0 tot: 228.4 m^2/s^2 ave: 76.1 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 6.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.09 Bulk Shear: 124.87 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 ------------------------------------------------------------------------------- 500 244 5 89 22| 0.0 5.2 5.2| 27.0 0.0 27.0 54.0 0.78| 6.0 4.7 1000 227 7 97 21| 0.0 5.5 5.5| 56.4 0.0 56.4 56.4 0.88| 6.0 5.2 1500 208 10 106 23| 0.0 5.7 5.7| 84.4 0.0 84.4 56.3 0.82| 6.3 5.1 2000 202 12 112 24| 1.5 4.3 5.8|125.9 0.0 125.9 62.9 0.83| 6.5 5.4 2500 205 15 118 23| 2.7 3.4 6.1|176.2 0.0 176.2 70.5 0.87| 6.8 5.9 3000 211 18 126 22| 3.6 2.8 6.4|228.4 0.0 228.4 76.1 0.89| 7.1 6.4 4000 227 24 146 17| 4.8 2.1 6.9|345.7 0.0 345.7 86.4 0.92| 7.9 7.3 5000 235 30 172 15| 4.4 2.5 6.9|372.8 -47.6 325.2 65.0 0.71| 8.0 5.7 6000 235 36 188 18| 3.7 3.4 7.1|375.7-132.3 243.4 40.6 0.50| 8.0 4.1 Wrote GIF file: /home/apache/climate/data/raob//OIMB/skewt/OIMB.skewt.20251218.12.gif