UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120908.upa.cvt Date: 0800Z 9 DEC 25 Searching for 61901... Searching the city database file for: 61901 ... Date:0800Z 9 DEC 25 Station: 61901 WMO ident: 61901 Latitude: -15.93 Longitude: -5.67 Elevation: 436.00 ------------------------------------------------------------------------------- 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 157 SFC 968 436 17.6 15.8 89 1.8 16.4 110 9 293.5 295.6 290.9 326.9 11.74 2 967 445 16.8 16.0 95 0.8 16.3 110 9 292.7 294.9 290.7 326.6 11.91 3 963 480 16.6 15.1 91 1.5 15.7 111 10 292.9 294.9 290.3 325.0 11.27 4 958 525 16.2 14.9 92 1.3 15.4 111 11 292.9 294.9 290.2 324.8 11.19 5 957 533 15.8 15.4 97 0.4 15.5 111 11 292.6 294.7 290.4 325.5 11.57 6 955 551 16.0 14.7 92 1.3 15.2 111 11 293.0 295.0 290.1 324.5 11.07 7 953 569 15.6 15.3 98 0.3 15.4 112 11 292.8 294.8 290.5 325.6 11.54 8 951 587 15.6 14.0 90 1.6 14.6 112 12 292.9 294.8 289.8 323.2 10.62 9 947 623 15.4 13.4 88 2.0 14.1 112 12 293.1 294.9 289.5 322.3 10.25 10 946 632 15.4 13.3 87 2.1 14.1 113 13 293.2 295.0 289.5 322.3 10.19 11 941 677 15.4 12.1 81 3.3 13.4 113 13 293.6 295.3 288.9 320.7 9.46 12 930 776 14.4 12.2 87 2.2 13.0 114 15 293.6 295.3 289.1 321.2 9.64 13 929 786 14.4 12.0 85 2.4 12.9 115 15 293.7 295.4 289.0 320.9 9.52 14 925 822 13.8 12.8 94 1.0 13.2 115 16 293.4 295.2 289.5 322.2 10.09 15 923 840 13.8 11.8 88 2.0 12.6 118 16 293.6 295.3 288.9 320.7 9.46 16 922 849 13.6 12.2 91 1.4 12.7 119 16 293.5 295.2 289.2 321.3 9.72 17 916 904 13.2 11.6 90 1.6 12.2 127 15 293.6 295.3 288.9 320.5 9.40 18 912 941 12.8 12.6 99 0.2 12.7 132 15 293.6 295.4 289.5 322.5 10.10 19 889 1155 11.4 11.4 100 0.0 11.4 162 13 294.3 296.0 289.3 321.7 9.56 20 886 1183 11.6 9.6 88 2.0 10.4 166 12 294.8 296.3 288.5 319.3 8.50 21 885 1193 12.8 5.8 62 7.0 8.9 167 12 296.1 297.3 287.2 315.2 6.54 22 884 1202 15.8 -1.2 31 17.0 7.3 169 12 299.3 300.0 285.8 311.2 3.96 23 883 1212 20.8 -15.2 8 36.0 6.3 170 12 304.6 304.8 284.9 308.9 1.33 24 879 1251 21.0 -11.0 11 32.0 7.1 175 12 305.2 305.6 285.7 311.2 1.88 25 877 1271 20.8 -10.2 11 31.0 7.1 178 12 305.2 305.6 285.9 311.6 2.00 26 850 1540 19.4 -4.6 19 24.0 7.6 215 9 306.5 307.1 287.6 316.5 3.19 27 838 1662 18.6 -1.4 26 20.0 8.2 219 9 306.9 307.6 288.6 319.6 4.12 28 787 2195 14.0 -4.0 28 18.0 5.2 239 8 307.5 308.2 288.3 318.8 3.61 29 773 2346 13.0 -8.0 22 21.0 3.5 244 8 308.0 308.5 287.6 316.6 2.70 30 756 2532 11.6 -11.4 19 23.0 2.0 251 7 308.5 308.9 287.2 315.2 2.11 31 709 3064 7.2 -15.8 18 23.0 -1.4 271 6 309.3 309.6 286.9 314.5 1.57 32 700 3169 7.4 -21.6 11 29.0 -2.2 275 6 310.7 310.9 286.7 313.9 0.97 33 694 3240 7.0 -23.0 10 30.0 -2.7 271 6 311.0 311.2 286.7 313.9 0.87 34 687 3323 8.0 -31.0 4 39.0 -2.9 267 7 313.0 313.1 286.9 314.5 0.42 35 658 3677 5.8 -32.2 4 38.0 -4.4 248 9 314.4 314.5 287.3 315.8 0.39 36 637 3942 5.4 -34.6 4 40.0 -4.9 234 10 316.9 317.0 288.1 318.1 0.32 37 631 4019 5.6 -36.4 3 42.0 -4.9 230 11 318.0 318.0 288.4 319.0 0.27 38 594 4510 3.0 -38.0 3 41.0 -6.7 204 14 320.5 320.6 289.2 321.4 0.24 39 526 5481 -3.9 -37.9 5 34.0 -11.3 152 20 323.6 323.6 290.2 324.6 0.28 40 512 5693 -4.5 -39.5 5 35.0 -11.9 140 21 325.3 325.4 290.6 326.3 0.24 41 500 5880 -4.1 -50.1 1 46.0 -12.1 130 22 328.0 328.1 291.2 328.4 0.08 42 498 5912 -3.9 -50.9 1 47.0 -11.9 130 22 328.7 328.7 291.4 328.9 0.07 43 490 6039 -4.5 -46.5 2 42.0 -12.3 131 22 329.5 329.5 291.7 329.9 0.12 44 485 6119 -5.1 -34.1 8 29.0 -12.1 132 22 329.7 329.8 292.1 331.3 0.44 45 450 6701 -10.3 -32.3 15 22.0 -15.5 137 22 330.3 330.4 292.3 332.4 0.56 46 436 6944 -10.5 -44.5 4 34.0 -16.5 139 22 333.0 333.1 292.7 333.7 0.17 47 400 7600 -15.1 -45.1 6 30.0 -19.9 145 22 335.4 335.4 293.3 336.0 0.17 48 399 7619 -15.1 -45.1 6 30.0 -19.9 145 22 335.6 335.6 293.4 336.3 0.17 49 300 9700 -32.9 -56.9 7 24.0 -34.6 160 13 339.0 339.0 294.1 339.2 0.06 50 267 10505 -39.9 -61.9 8 22.0 -40.9 173 14 340.3 340.3 294.4 340.4 0.03 51 250 10950 -43.1 -66.1 6 23.0 -43.9 180 15 342.0 342.0 294.8 342.1 0.02 52 222 11741 -48.1 -69.1 7 21.0 -48.6 172 15 346.1 346.1 295.8 346.2 0.02 53 200 12420 -53.7 -72.7 8 19.0 -54.0 165 15 347.7 347.7 296.1 347.8 0.01 54 178 13160 -59.7 -74.7 12 15.0 -59.9 197 20 349.7 349.7 296.5 349.7 0.01 55 165 13630 -63.9 -74.9 21 11.0 -64.0 218 24 350.3 350.3 296.7 350.4 0.01 56 153 14090 -66.5 -76.5 23 10.0 -66.5 239 27 353.5 353.5 297.4 353.6 0.01 57 150 14210 -67.7 -76.7 27 9.0 -67.8 245 28 353.5 353.5 297.4 353.5 0.01 58 144 14455 -70.1 -77.1 35 7.0 -70.1 238 26 353.4 353.4 297.4 353.5 0.01 59 117 15674 -77.3 -81.9 48 4.6 -77.3 200 14 361.8 361.8 299.1 361.8 0.00 60 100 16580 -76.3 -88.3 13 12.0 -76.3 85 4 380.3 380.3 302.3 380.3 0.00 TRP 117 15674 -77.3 -81.9 48 4.6 -77.3 200 14 361.8 361.8 299.1 361.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5723.00 m Freezing level: 564.43 mb = 4931.94 m = 16180.71 ft Wetbulb zero: 728.51 mb = 2838.96 m = 9314.06 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 22.04 % Est. max temperature: 31.14 C = 88.04 F Sfc-Lift cond lev (LCL): 942.73 mb = 661.09 m = 2168.89 ft T: 15.40 C 700-500 lapse rate: 4.24 C/km ThetaE index: 4.87 C Layer 951.0- 930.0 mb Conv cond level (CCL): 615.68 mb = 4218.48 m = 13840.00 ft Mean mixing ratio: 8.65 g/kg Conv temperature: 42.91 C = 109.23 F Cap Strength: 10.30 C Lifted Index: 11.99 C Risk: None Lifted Index @300 mb: 13.60 C Lifted Index @700 mb: 6.74 C Showalter Index: 14.28 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: -0.50 C K Index: -10.10 Risk: None Sweat Index: 40.00 Risk: None Energy Index: 2.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.81 J/kg Max Up Vert Vel: 9.98 m/s Conv Inhibition (B-): 9014.60 J/kg Cap Strength: 11.45 C Lift Cond Lev (LCL): 853.89 mb = 1500.71 m = 4923.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 180 at 10 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 ---------------------------------------------------------- 0 968 436 110 9 -8.5 3.1 | 53 11 -8.5 -6.5 1 925 822 115 16 -14.5 6.8 | 79 15 -14.5 -2.8 2 850 1540 215 9 5.2 7.4 | 293 6 5.2 -2.2 3 700 3169 275 6 6.0 -0.5 | 329 12 6.0 -10.1 4 500 5880 130 22 -16.9 14.1 | 105 17 -16.9 4.6 5 400 7600 145 22 -12.6 18.0 | 124 15 -12.6 8.5 6 300 9700 160 13 -4.4 12.2 | 121 5 -4.5 2.7 7 250 10950 180 15 0.0 15.0 | 180 5 -0.0 5.5 8 200 12420 165 15 -3.9 14.5 | 142 6 -3.9 4.9 9 150 14210 245 28 25.4 11.8 | 265 25 25.4 2.3 10 117 15674 200 14 4.8 13.2 | 233 6 4.8 3.6 11 100 16580 85 4 -4.0 -0.3 | 22 11 -4.0 -9.9 Wind Parameters Mean winds (0-6000m): 150.0 at 12.7 knts Storm direction: 180.0 at 9.5 knts Shear (0-3000m) pos: 2.6 neg: 0.2 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -94.5 deg Storm rel helicity (0-3000m) pos: 55.6 neg: -6.4 tot: 49.1 m^2/s^2 ave: 16.4 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 6.41 Bulk Shear: 7.77 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 ------------------------------------------------------------------------------- 500 116 13 72 12| 7.4 0.0 7.4| 27.9 0.0 27.9 55.7 0.76| 11.3 8.7 1000 131 13 83 10| 7.0 0.0 7.0| 40.4 0.0 40.4 40.4 0.72| 14.1 10.1 1500 149 12 93 6| 5.1 0.0 5.1| 44.4 0.0 44.4 29.6 0.70| 11.1 7.7 2000 167 11 108 2| 3.9 0.0 3.9| 48.3 0.0 48.3 24.1 0.69| 9.0 6.2 2500 181 10 218 0| 3.1 0.0 3.1| 53.3 0.0 53.3 21.3 0.70| 7.7 5.4 3000 193 9 284 2| 2.6 0.2 2.8| 55.6 -6.4 49.1 16.4 0.61| 6.9 4.2 4000 204 10 282 4| 1.9 1.5 3.4| 55.6 -31.1 24.4 6.1 0.27| 6.7 1.8 5000 177 11 158 2| 1.6 2.3 3.9| 55.6 -61.1 -5.6 -1.1 -0.01| 7.0 -0.1 6000 150 13 103 7| 1.4 2.3 3.7| 62.5 -86.4 -23.9 -4.0 -0.08| 6.8 -0.5 Wrote GIF file: /home/apache/climate/data/raob//61901/skewt/61901.skewt.20251209.08.gif