UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for GC018... Searching the city database file for: GC018 ... Date:1200Z 29 APR 25 Station: GC018 WMO ident: 60018 Latitude: 28.32 Longitude: -16.38 ------------------------------------------------------------------------------- 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 1002 118 20.0 11.0 56 9.0 14.6 130 5 293.0 294.5 287.6 316.6 8.25 1 1000 135 18.8 11.8 64 7.0 14.6 160 8 292.0 293.5 287.7 316.8 8.72 2 988 239 17.4 11.4 68 6.0 13.8 170 7 291.6 293.1 287.4 316.0 8.59 3 925 798 12.2 10.6 90 1.6 11.3 225 1 291.8 293.3 287.6 316.5 8.70 4 897 1055 10.0 10.0 100 0.0 10.0 236 3 292.1 293.6 287.6 316.7 8.62 5 850 1501 7.8 7.8 100 0.0 7.8 255 6 294.3 295.7 287.7 316.9 7.83 6 808 1917 5.6 5.6 100 0.0 5.6 256 12 296.3 297.6 287.7 316.9 7.07 7 804 1958 5.4 4.2 92 1.2 4.8 256 13 296.5 297.6 287.2 315.3 6.44 8 794 2061 10.6 -7.4 27 18.0 2.7 257 14 303.1 303.6 285.9 311.7 2.76 9 784 2167 11.4 -23.6 7 35.0 0.2 257 16 305.1 305.2 284.4 307.5 0.73 10 749 2547 9.8 -26.2 6 36.0 -1.1 258 21 307.3 307.4 285.1 309.4 0.60 11 712 2966 6.6 -14.4 21 21.0 -1.4 260 27 308.3 308.6 286.7 314.0 1.76 12 700 3105 6.0 -16.0 19 22.0 -2.1 260 29 309.1 309.4 286.8 314.2 1.57 13 686 3270 5.2 -23.8 10 29.0 -3.8 260 30 310.0 310.2 286.3 312.8 0.82 14 677 3377 4.4 -16.6 20 21.0 -3.2 260 31 310.3 310.6 287.2 315.4 1.54 15 575 4684 -3.3 -27.3 14 24.0 -9.8 257 43 316.1 316.3 288.3 318.6 0.71 16 511 5603 -10.5 -32.5 15 22.0 -15.2 255 51 318.3 318.3 288.8 320.0 0.49 17 500 5770 -11.9 -32.9 16 21.0 -16.3 255 53 318.5 318.6 288.8 320.2 0.48 18 482 6049 -14.5 -32.5 20 18.0 -18.1 255 53 318.7 318.8 288.9 320.5 0.52 19 400 7430 -26.3 -44.3 17 18.0 -28.2 255 54 320.8 320.8 289.2 321.5 0.19 20 381 7781 -29.1 -48.1 14 19.0 -30.8 254 55 321.6 321.6 289.4 322.1 0.13 21 300 9440 -44.1 -55.1 28 11.0 -44.5 250 61 323.2 323.2 289.8 323.5 0.07 22 298 9485 -44.5 -54.5 32 10.0 -44.9 250 61 323.3 323.3 289.8 323.6 0.08 23 295 9553 -44.3 -63.3 10 19.0 -44.9 250 61 324.5 324.5 290.2 324.6 0.03 24 273 10067 -48.9 -57.9 34 9.0 -49.2 250 63 325.1 325.1 290.3 325.3 0.06 25 251 10614 -52.9 -64.9 22 12.0 -53.1 250 64 327.0 327.1 290.9 327.1 0.02 26 250 10640 -52.9 -64.9 22 12.0 -53.1 250 64 327.4 327.4 291.0 327.5 0.02 27 237 10980 -55.1 -70.1 14 15.0 -55.3 249 65 329.1 329.1 291.5 329.2 0.01 28 200 12040 -61.1 -74.1 16 13.0 -61.2 245 67 336.0 336.0 293.3 336.0 0.01 29 190 12357 -63.1 -75.1 18 12.0 -63.2 245 73 337.8 337.8 293.8 337.8 0.01 30 183 12590 -59.9 -78.9 7 19.0 -60.0 245 76 346.6 346.6 295.9 346.6 0.00 31 171 13015 -59.0 -81.2 4 22.2 -59.2 245 81 354.9 354.9 297.7 354.9 0.00 32 158 13513 -57.9 -83.9 2 26.0 -58.2 245 76 364.9 364.9 299.7 364.9 0.00 33 150 13840 -58.7 -84.7 2 26.0 -58.9 245 72 368.9 368.9 300.4 369.0 0.00 34 100 16360 -61.3 -88.3 2 27.0 -61.6 235 55 409.3 409.3 306.4 409.3 0.00 35 82 17577 -65.9 -89.9 2 24.0 -66.1 243 44 423.8 423.8 308.2 423.8 0.00 36 77 17963 -61.1 -89.1 1 28.0 -61.4 246 41 441.5 441.5 310.0 441.5 0.00 37 70 18550 -64.5 -89.5 2 25.0 -64.7 250 36 446.4 446.4 310.5 446.4 0.00 38 69 18638 -64.5 -89.5 2 25.0 -64.7 248 35 448.2 448.2 310.7 448.2 0.00 39 61 19401 -59.9 -88.9 1 29.0 -60.4 234 22 474.6 474.6 313.0 474.6 0.00 40 50 20630 -64.7 -90.7 2 26.0 -65.0 210 2 491.0 491.0 314.3 491.0 0.00 41 48 20879 -65.7 -90.7 2 25.0 -66.0 203 3 494.4 494.4 314.5 494.4 0.00 42 38 22328 -57.3 -88.3 1 31.0 -58.3 164 7 550.0 550.0 318.1 550.0 0.00 43 30 23830 -55.5 -88.5 1 33.0 -57.0 125 11 593.3 593.3 320.3 593.4 0.01 44 27 24509 -53.5 -86.5 1 33.0 -55.5 160 13 617.1 617.1 321.3 617.2 0.01 45 26 24752 -54.9 -86.9 1 32.0 -56.7 173 14 619.8 619.8 321.5 619.9 0.01 46 21 26132 -52.3 -86.3 1 34.0 -55.1 244 19 666.7 666.7 323.3 666.8 0.01 47 20 26450 -50.1 -85.1 1 35.0 -53.5 260 20 682.8 682.8 323.9 682.9 0.01 48 16 27932 -44.1 -83.1 1 39.0 -50.4 242 19 747.4 747.4 325.8 747.6 0.02 49 11 30459 -42.5 -82.5 0 40.0 -51.0 213 17 837.8 837.8 328.1 838.1 0.04 50 10 31110 -38.3 -80.3 0 42.0 -49.6 205 16 876.6 876.6 329.0 877.2 0.06 TRP 190 12357 -63.1 -75.1 18 12.0 -63.2 245 73 337.8 337.8 293.8 337.8 0.01 WND 171 13015 -59.0 -81.2 4 22.2 -59.2 245 81 354.9 354.9 297.7 354.9 0.00 Sounding variables and indices 1000-500 mb thick: 5635.00 m Freezing level: 618.71 mb = 4124.00 m = 13530.02 ft Wetbulb zero: 778.69 mb = 2223.51 m = 7294.90 ft Precipitable water: 0.80 inches Sfc-500 mean rel hum: 39.50 % Est. max temperature: 21.24 C = 70.23 F Sfc-Lift cond lev (LCL): 876.69 mb = 1244.70 m = 4083.60 ft T: 9.06 C 700-500 lapse rate: 6.72 C/km ThetaE index: 9.42 C Layer 808.0- 749.0 mb Conv cond level (CCL): 897.88 mb = 1046.69 m = 3433.99 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 19.10 C = 66.37 F Cap Strength: 7.79 C Lifted Index: 6.54 C Risk: None Lifted Index @300 mb: 5.22 C Lifted Index @700 mb: 7.15 C Showalter Index: 6.24 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 19.70 C K Index: 5.50 Risk: None Sweat Index: 158.60 Risk: None Energy Index: 0.82 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.56 J/kg Max Up Vert Vel: 1.77 m/s Conv Inhibition (B-): 56335.23 J/kg Cap Strength: 7.77 C Lift Cond Lev (LCL): 902.31 mb = 1005.56 m = 3299.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 20 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 1002 118 130 5 -3.8 3.2 | 111 25 -23.5 8.8 1 1000 135 160 8 -2.7 7.5 | 120 26 -22.4 13.1 2 925 798 225 1 0.7 0.7 | 108 20 -19.0 6.3 3 850 1501 255 6 5.8 1.6 | 117 16 -13.9 7.2 4 700 3105 260 29 28.6 5.0 | 220 14 8.9 10.6 5 500 5770 255 53 51.2 13.7 | 238 37 31.5 19.3 6 400 7430 255 54 52.2 14.0 | 239 38 32.5 19.6 7 300 9440 250 61 57.3 20.9 | 235 46 37.6 26.5 8 250 10640 250 64 60.1 21.9 | 236 49 40.5 27.5 9 200 12040 245 67 60.7 28.3 | 230 53 41.0 33.9 10 190 12357 245 73 66.2 30.9 | 232 59 46.5 36.5 11 171 13015 245 81 73.4 34.2 | 233 67 53.7 39.8 12 150 13840 245 72 65.3 30.4 | 232 58 45.6 36.0 13 100 16360 235 55 45.1 31.5 | 214 45 25.4 37.1 14 70 18550 250 36 33.8 12.3 | 218 23 14.2 17.9 15 50 20630 210 2 1.0 1.7 | 111 20 -18.7 7.3 16 30 23830 125 11 -9.0 6.3 | 113 31 -28.7 11.9 17 20 26450 260 20 19.7 3.5 | 180 9 0.0 9.1 18 10 31110 205 16 6.8 14.5 | 147 24 -12.9 20.1 Wind Parameters Mean winds (0-6000m): 255.9 at 27.3 knts Storm direction: 285.9 at 20.5 knts Shear (0-3000m) pos: 5.6 neg: 0.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 109.6 deg Storm rel helicity (0-3000m) pos: 102.4 neg: -23.7 tot: 78.7 m^2/s^2 ave: 26.2 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 98.79 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 ------------------------------------------------------------------------------- 500 171 5 118 23| 5.4 0.0 5.4| 28.9 -14.0 14.9 29.8 0.19| 10.2 2.0 1000 177 4 115 22| 3.5 0.0 3.5| 36.9 -23.7 13.1 13.1 0.12| 7.2 0.9 1500 211 4 118 20| 3.9 0.0 3.9| 46.7 -23.7 23.0 15.3 0.21| 6.4 1.4 2000 236 6 121 17| 4.7 0.0 4.7| 65.4 -23.7 41.7 20.9 0.38| 6.6 2.5 2500 248 8 127 15| 5.2 0.0 5.2| 83.9 -23.7 60.1 24.1 0.51| 6.8 3.5 3000 253 11 135 12| 5.6 0.0 5.6|102.4 -23.7 78.7 26.2 0.57| 6.9 3.9 4000 256 17 160 10| 4.2 1.2 5.4|119.9 -23.7 96.1 24.0 0.54| 6.3 3.4 5000 256 22 190 11| 3.3 1.9 5.2|134.1 -23.7 110.4 22.1 0.49| 6.0 3.0 6000 256 27 209 14| 2.8 2.1 4.9|141.5 -23.7 117.8 19.6 0.46| 5.5 2.5 Wrote GIF file: /home/apache/climate/data/raob//GC018/skewt/GC018.skewt.20250429.12.gif