UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for OIMB... Searching the city database file for: OIMB ... Date:1200Z 28 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 49 1 925 725 2 850 1446 250 10 SFC 844 1491 14.4 -1.6 33 16.0 6.4 250 10 301.8 302.6 286.8 314.1 4.03 4 836 1572 13.0 -3.0 33 16.0 5.3 245 10 301.2 301.9 286.2 312.3 3.66 5 700 3040 -1.3 -6.3 69 5.0 -3.4 160 8 301.0 301.7 285.8 311.4 3.41 6 663 3471 -5.3 -9.3 73 4.0 -6.8 174 12 301.3 301.8 285.3 310.0 2.85 7 598 4277 -9.5 -25.5 26 16.0 -13.3 200 19 305.4 305.6 284.6 308.1 0.80 8 551 4907 -13.5 -23.5 43 10.0 -15.9 220 24 307.9 308.1 285.8 311.4 1.04 9 535 5131 -14.9 -34.9 16 20.0 -18.3 228 26 308.8 308.9 285.4 310.1 0.37 10 500 5640 -19.5 -32.5 31 13.0 -21.7 245 31 309.3 309.4 285.7 311.0 0.50 11 400 7250 -32.3 -36.0 70 3.7 -32.7 250 43 313.0 313.1 286.9 314.6 0.44 12 398 7285 -32.5 -36.1 70 3.6 -32.9 250 43 313.2 313.3 287.0 314.7 0.44 13 315 8887 -46.5 -50.9 61 4.4 -46.7 250 60 315.4 315.4 287.3 315.8 0.11 14 300 9210 -48.7 -52.5 65 3.8 -48.8 250 63 316.7 316.7 287.8 317.1 0.10 15 299 9232 -48.7 -52.5 65 3.8 -48.8 250 63 317.0 317.0 287.9 317.4 0.10 16 283 9596 -50.5 -55.1 58 4.6 -50.6 252 69 319.5 319.5 288.6 319.8 0.08 17 278 9713 -52.3 -56.1 63 3.8 -52.4 252 70 318.5 318.5 288.3 318.8 0.07 18 252 10349 -55.5 -60.4 54 4.9 -55.6 255 80 322.8 322.8 289.7 323.0 0.04 19 250 10400 -55.5 -60.5 54 5.0 -55.6 255 79 323.6 323.6 289.9 323.7 0.04 20 229 10961 -54.7 -61.7 42 7.0 -54.8 259 83 333.0 333.0 292.6 333.2 0.04 21 226 11046 -54.5 -60.5 47 6.0 -54.6 260 84 334.6 334.6 293.0 334.8 0.05 22 218 11277 -53.7 -60.7 42 7.0 -53.9 261 85 339.3 339.3 294.2 339.5 0.05 23 200 11830 -55.1 -65.1 28 10.0 -55.3 265 89 345.5 345.5 295.7 345.6 0.03 24 195 11991 -55.4 -66.3 25 10.8 -55.6 265 92 347.5 347.5 296.1 347.6 0.03 25 194 12024 -55.5 -66.5 24 11.0 -55.7 265 92 347.9 347.9 296.2 348.0 0.03 26 167 12984 -52.5 -66.5 17 14.0 -52.9 265 85 368.1 368.1 300.2 368.3 0.03 27 150 13670 -56.3 -71.3 14 15.0 -56.6 265 80 373.1 373.1 301.1 373.2 0.02 28 137 14244 -58.9 -74.9 11 16.0 -59.1 264 81 378.3 378.3 302.0 378.3 0.01 29 133 14431 -58.5 -75.5 9 17.0 -58.7 264 81 382.2 382.2 302.6 382.3 0.01 30 112 15504 -62.7 -81.7 6 19.0 -62.9 261 82 393.6 393.6 304.3 393.6 0.00 31 100 16200 -65.3 -85.3 5 20.0 -65.4 260 83 401.6 401.6 305.4 401.6 0.00 32 98 16323 -65.5 -85.5 5 20.0 -65.7 261 81 403.5 403.5 305.7 403.5 0.00 33 82 17421 -60.5 -84.5 3 24.0 -60.9 266 60 434.8 434.8 309.3 434.8 0.00 34 70 18400 -63.9 -88.9 2 25.0 -64.1 270 42 447.7 447.7 310.6 447.7 0.00 35 65 18854 -64.5 -90.5 2 26.0 -64.8 262 41 456.0 456.0 311.4 456.0 0.00 36 59 19452 -60.1 -88.1 1 28.0 -60.6 252 40 478.6 478.7 313.4 478.7 0.00 37 50 20470 -66.5 -91.5 2 25.0 -66.8 235 39 486.8 486.8 314.0 486.8 0.00 38 48 20718 -67.1 -92.1 2 25.0 -67.4 237 37 491.1 491.1 314.3 491.1 0.00 39 43 21399 -57.5 -86.5 1 29.0 -58.4 244 33 530.4 530.4 316.9 530.4 0.01 40 38 22184 -56.5 -84.5 2 28.0 -57.6 251 28 552.0 552.0 318.2 552.1 0.01 41 33 23076 -59.3 -86.3 2 27.0 -60.2 259 23 567.3 567.3 319.0 567.3 0.01 42 31 23471 -55.9 -83.9 2 28.0 -57.3 263 20 586.7 586.7 320.0 586.8 0.01 43 30 23680 -56.9 -83.9 2 27.0 -58.2 265 19 589.5 589.5 320.1 589.6 0.01 44 24 25099 -59.3 -85.3 2 26.0 -60.5 268 25 621.4 621.4 321.6 621.5 0.01 45 20 26270 -51.7 -80.7 2 29.0 -54.6 270 30 677.9 677.9 323.7 678.2 0.03 46 19 26603 -51.1 -80.1 2 29.0 -54.4 689.8 689.8 324.1 690.1 0.03 47 16 27715 -53.3 -80.3 2 27.0 -56.3 717.4 717.4 325.0 717.7 0.04 48 13 29073 -46.5 -77.5 2 31.0 -52.5 784.8 784.9 326.9 785.5 0.08 49 13 29073 -46.5 -77.5 2 31.0 -52.5 784.8 784.9 326.9 785.5 0.08 TRP 252 10349 -55.5 -60.4 54 4.9 -55.6 255 80 322.8 322.8 289.7 323.0 0.04 WND 195 11991 -55.4 -66.3 25 10.8 -55.6 265 92 347.5 347.5 296.1 347.6 0.03 Sounding variables and indices 1000-500 mb thick: 5591.00 m Freezing level: 712.36 mb = 2906.55 m = 9535.80 ft Wetbulb zero: 753.27 mb = 2433.63 m = 7984.24 ft Sfc-500 mean rel hum: 45.03 % Est. max temperature: 13.68 C = 56.62 F Sfc-Lift cond lev (LCL): 662.30 mb = 3479.30 m = 11414.89 ft T: -5.34 C 700-500 lapse rate: 7.00 C/km ThetaE index: 6.00 C Layer 836.0- 551.0 mb Conv cond level (CCL): 639.13 mb = 3757.47 m = 12327.52 ft Mean mixing ratio: 3.60 g/kg Conv temperature: 15.25 C = 59.45 F Cap Strength: 2.22 C Lifted Index: 1.46 C Risk: Showers probable Lifted Index @300 mb: 3.49 C Lifted Index @700 mb: -0.15 C Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.32 J/kg Max Up Vert Vel: 3.26 m/s Conv Inhibition (B-): 40083.42 J/kg Cap Strength: 2.16 C Lift Cond Lev (LCL): 652.73 mb = 3592.92 m = 11787.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 270 at 17 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 ---------------------------------------------------------- 0 844 1491 250 10 9.4 3.4 | 113 9 -7.8 3.3 1 700 3040 160 8 -2.7 7.5 | 110 21 -20.0 7.4 2 500 5640 245 31 28.1 13.1 | 220 17 10.9 13.0 3 400 7250 250 43 40.4 14.7 | 238 27 23.2 14.6 4 300 9210 250 63 59.2 21.5 | 243 47 42.0 21.5 5 252 10349 255 80 77.3 20.7 | 251 63 60.0 20.6 6 250 10400 255 79 76.3 20.4 | 251 62 59.1 20.4 7 200 11830 265 89 88.7 7.8 | 264 72 71.4 7.7 8 195 11991 265 92 91.6 8.0 | 264 75 74.4 7.9 9 150 13670 265 80 79.7 7.0 | 264 63 62.5 6.9 10 100 16200 260 83 81.7 14.4 | 257 66 64.5 14.3 11 70 18400 270 42 42.0 -0.0 | 270 25 24.8 -0.1 12 50 20470 235 39 31.9 22.4 | 213 27 14.7 22.3 13 30 23680 265 19 18.9 1.7 | 227 2 1.7 1.6 14 20 26270 270 30 30.0 -0.0 | 270 13 12.8 -0.1 Wind Parameters Mean winds (0-6000m): 239.7 at 23.0 knts Storm direction: 269.7 at 17.2 knts Shear (0-3000m) pos: 2.8 neg: 2.1 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 44.4 deg Storm rel helicity (0-3000m) pos: 100.7 neg: -17.3 tot: 83.4 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.48 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.20 Bulk Shear: 26.81 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 ------------------------------------------------------------------------------- 500 260 10 102 8| 0.0 5.0 5.0| 4.1 0.0 4.1 8.3 0.32| 5.1 1.6 1000 235 9 119 11| 0.0 4.7 4.7| 4.1 -4.2 -0.0 -0.0 0.06| 4.9 0.3 1500 213 9 121 14| 0.0 4.3 4.3| 4.1 -17.3 -13.1 -8.7 -0.14| 4.8 -0.7 2000 199 9 121 17| 1.1 3.2 4.4| 29.4 -17.3 12.2 6.1 0.13| 4.8 0.6 2500 196 10 124 17| 2.1 2.6 4.6| 63.7 -17.3 46.4 18.6 0.34| 5.0 1.7 3000 200 12 129 17| 2.8 2.1 4.9|100.7 -17.3 83.4 27.8 0.48| 5.4 2.6 4000 223 15 148 13| 3.7 1.6 5.3|180.7 -17.3 163.4 40.9 0.66| 6.2 4.1 5000 234 19 171 11| 3.9 1.3 5.1|212.9 -17.3 195.7 39.1 0.67| 5.9 4.0 6000 240 23 193 12| 3.9 1.1 5.0|236.5 -17.3 219.2 36.5 0.64| 5.7 3.6 Wrote GIF file: /home/apache/climate/data/raob//OIMB/skewt/OIMB.skewt.20251228.12.gif