UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042023.upa.cvt Date: 2300Z 20 APR 25 Searching for 89571... Searching the city database file for: 89571 ... Date:2300Z 20 APR 25 Station: 89571 WMO ident: 89571 Latitude: -68.57 Longitude: 77.95 Elevation: 13.00 ------------------------------------------------------------------------------- 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 -158 SFC 977 13 -18.3 -25.3 54 7.0 -19.2 110 9 256.6 256.6 255.4 257.9 0.50 2 972 52 -14.7 -26.7 35 12.0 -16.4 124 8 260.6 260.6 258.5 261.8 0.44 3 968 84 -13.5 -26.5 33 13.0 -15.4 135 8 262.1 262.1 259.8 263.4 0.45 4 925 433 -15.1 -26.1 39 11.0 -16.7 260 3 263.9 263.9 261.2 265.3 0.49 5 906 590 -15.3 -27.3 35 12.0 -17.0 239 3 265.2 265.3 262.2 266.5 0.45 6 868 912 -16.9 -28.9 35 12.0 -18.5 196 3 266.8 266.9 263.2 268.0 0.40 7 850 1070 -15.1 -29.1 29 14.0 -17.1 175 3 270.3 270.4 265.7 271.5 0.41 8 845 1115 -14.9 -28.9 29 14.0 -16.9 176 4 271.0 271.1 266.2 272.2 0.42 9 839 1169 -12.7 -29.7 23 17.0 -15.3 177 4 273.9 273.9 268.0 275.0 0.39 10 803 1502 -13.5 -38.5 10 25.0 -16.5 185 9 276.5 276.5 269.3 277.0 0.17 11 722 2307 -15.9 -38.9 12 23.0 -18.6 204 20 282.4 282.4 272.9 283.0 0.18 12 700 2539 -17.7 -38.7 14 21.0 -20.1 210 23 282.9 282.9 273.2 283.5 0.19 13 637 3237 -21.9 -38.9 20 17.0 -23.7 207 29 285.8 285.9 274.8 286.5 0.21 14 569 4055 -28.1 -31.4 73 3.3 -28.5 204 37 287.9 288.0 276.4 289.5 0.49 15 552 4272 -29.1 -37.1 46 8.0 -29.9 203 39 289.3 289.3 276.7 290.2 0.29 16 508 4859 -33.7 -38.2 64 4.5 -34.1 200 45 290.6 290.7 277.4 291.5 0.28 17 502 4942 -34.3 -45.3 32 11.0 -35.0 200 46 290.9 290.9 277.3 291.3 0.13 18 500 4970 -34.5 -42.5 44 8.0 -35.0 200 46 291.0 291.0 277.4 291.6 0.18 19 497 5012 -34.9 -38.6 69 3.7 -35.2 200 46 291.0 291.0 277.6 291.9 0.27 20 400 6490 -46.1 -53.1 45 7.0 -46.3 210 50 295.1 295.1 279.2 295.3 0.07 21 387 6709 -48.1 -54.1 50 6.0 -48.3 209 50 295.3 295.3 279.3 295.5 0.06 22 333 7688 -54.7 -62.7 37 8.0 -54.8 207 48 299.2 299.2 281.0 299.3 0.02 23 300 8350 -59.7 -65.7 45 6.0 -59.7 205 47 301.2 301.2 281.8 301.3 0.02 24 265 9112 -64.5 -71.5 38 7.0 -64.6 215 43 305.0 305.1 283.4 305.1 0.01 25 252 9421 -60.5 -67.5 39 7.0 -60.6 211 41 315.4 315.4 287.2 315.5 0.02 26 250 9470 -60.7 -67.7 39 7.0 -60.8 210 41 315.8 315.8 287.4 315.9 0.02 27 232 9934 -61.1 -80.1 6 19.0 -61.2 217 39 322.0 322.0 289.4 322.0 0.00 28 219 10298 -54.3 -80.3 3 26.0 -54.6 222 38 337.9 337.9 293.8 337.9 0.00 29 200 10880 -54.1 -81.1 2 27.0 -54.4 230 36 347.1 347.1 296.0 347.1 0.00 30 171 11892 -50.9 -81.9 1 31.0 -51.4 235 32 368.3 368.3 300.2 368.3 0.00 31 150 12740 -53.1 -83.1 1 30.0 -53.5 240 28 378.6 378.6 302.0 378.6 0.00 32 137 13322 -55.5 -84.5 2 29.0 -55.9 240 31 384.3 384.3 302.9 384.3 0.00 33 100 15340 -53.9 -84.9 1 31.0 -54.5 240 43 423.6 423.6 308.2 423.6 0.00 34 77 17007 -57.5 -86.5 1 29.0 -58.0 251 47 449.0 449.0 310.7 449.0 0.00 35 73 17345 -56.7 -85.7 1 29.0 -57.3 253 47 457.6 457.6 311.5 457.6 0.00 36 70 17610 -58.1 -86.1 2 28.0 -58.6 255 48 460.1 460.1 311.8 460.1 0.00 37 65 18074 -59.1 -87.1 1 28.0 -59.6 255 51 467.8 467.8 312.4 467.8 0.00 38 50 19720 -57.3 -87.3 1 30.0 -58.1 255 62 508.4 508.4 315.5 508.5 0.00 39 48 19978 -56.9 -86.9 1 30.0 -57.8 255 62 515.4 515.4 316.0 515.4 0.00 40 32 22504 -63.7 -89.7 2 26.0 -64.3 251 61 560.5 560.5 318.6 560.6 0.00 41 30 22900 -63.1 -89.1 2 26.0 -63.7 250 61 572.6 572.6 319.3 572.6 0.00 42 24 24260 -66.5 -90.5 2 24.0 -67.0 256 68 600.5 600.5 320.6 600.5 0.00 43 20 25370 -63.9 -89.9 2 26.0 -64.7 260 74 640.6 640.6 322.3 640.6 0.01 44 18 26018 -63.5 -89.5 2 26.0 -64.4 260 76 661.4 661.4 323.1 661.5 0.01 45 13 28006 -66.3 -91.3 2 25.0 -67.2 260 81 716.3 716.3 325.0 716.3 0.01 46 10 29620 -60.5 -89.4 1 28.9 -62.7 260 86 793.6 793.6 327.1 793.7 0.01 47 9.9 29683 -60.3 -89.3 1 29.0 -62.6 796.7 796.8 327.1 796.9 0.01 48 7.3 31562 -64.7 -90.7 2 26.0 -66.5 851.3 851.3 328.4 851.4 0.01 49 6.6 32181 -62.3 -90.3 1 28.0 -64.8 886.3 886.3 329.1 886.5 0.02 TRP 265 9112 -64.5 -71.5 38 7.0 -64.6 215 43 305.0 305.1 283.4 305.1 0.01 WND 10 29620 -60.5 -89.4 1 28.9 -62.7 260 86 793.6 793.6 327.1 793.7 0.01 Sounding variables and indices 1000-500 mb thick: 5128.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 32.14 % Est. max temperature: -0.26 C = 31.53 F Sfc-Lift cond lev (LCL): 870.68 mb = 889.01 m = 2916.66 ft T: -16.78 C 700-500 lapse rate: 6.91 C/km Conv cond level (CCL): 513.84 mb = 4778.29 m = 15676.62 ft Mean mixing ratio: 0.46 g/kg Conv temperature: 15.36 C = 59.66 F Cap Strength: 21.23 C Lifted Index: 21.26 C Risk: None Lifted Index @300 mb: 25.53 C Lifted Index @700 mb: 16.76 C Showalter Index: 16.16 C Risk: None Total Totals Index: 24.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 5.40 C K Index: -30.70 Risk: None Sweat Index: 52.00 Risk: None Energy Index: 4.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.63 J/kg Max Up Vert Vel: 6.73 m/s Conv Inhibition (B-): 69652.70 J/kg Cap Strength: 21.21 C Lift Cond Lev (LCL): 763.03 mb = 1888.67 m = 6196.35 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 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 ---------------------------------------------------------- 0 977 13 110 9 -8.5 3.1 | 70 26 -24.4 -8.8 1 925 433 260 3 3.0 0.5 | 49 17 -13.0 -11.4 2 850 1070 175 3 -0.3 3.0 | 61 19 -16.2 -8.9 3 700 2539 210 23 11.5 19.9 | 151 9 -4.5 8.0 4 500 4970 200 46 15.7 43.2 | 180 31 -0.2 31.3 5 400 6490 210 50 25.0 43.3 | 196 33 9.0 31.4 6 300 8350 205 47 19.9 42.6 | 187 31 3.9 30.7 7 265 9112 215 43 24.7 35.2 | 200 25 8.7 23.3 8 250 9470 210 41 20.5 35.5 | 191 24 4.5 23.6 9 200 10880 230 36 27.6 23.1 | 226 16 11.6 11.3 10 150 12740 240 28 24.2 14.0 | 256 9 8.3 2.1 11 100 15340 240 43 37.2 21.5 | 246 23 21.3 9.6 12 70 17610 255 48 46.4 12.4 | 269 30 30.4 0.5 13 50 19720 255 62 59.9 16.0 | 265 44 43.9 4.2 14 30 22900 250 61 57.3 20.9 | 258 42 41.3 9.0 15 20 25370 260 74 72.9 12.8 | 269 57 56.9 1.0 16 10 29620 260 86 84.7 14.9 | 267 69 68.7 3.1 Wind Parameters Mean winds (0-6000m): 203.4 at 26.6 knts Storm direction: 233.4 at 19.9 knts Shear (0-3000m) pos: 4.6 neg: 1.1 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 95.9 deg Storm rel helicity (0-3000m) pos: 102.1 neg: -31.6 tot: 70.5 m^2/s^2 ave: 23.5 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.27 Bulk Shear: 85.33 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 ------------------------------------------------------------------------------- 500 131 6 68 22| 11.8 0.0 11.8| 12.1 -31.6 -19.5 -39.1 -0.31| 16.9 -5.3 1000 172 4 65 18| 5.9 1.7 7.6| 25.9 -31.6 -5.7 -5.7 -0.11| 10.3 -1.1 1500 178 5 66 18| 4.3 1.1 5.5| 50.4 -31.6 18.8 12.6 0.13| 9.0 1.1 2000 190 7 70 16| 4.8 0.8 5.7| 72.8 -31.6 41.2 20.6 0.29| 8.6 2.5 2500 202 9 75 13| 5.5 0.7 6.2| 92.9 -31.6 61.3 24.5 0.41| 8.5 3.5 3000 205 12 83 11| 4.6 1.1 5.7|102.1 -31.6 70.5 23.5 0.44| 7.9 3.5 4000 205 17 111 9| 3.4 2.1 5.5|116.0 -31.6 84.4 21.1 0.42| 7.2 3.0 5000 203 22 140 11| 2.7 2.6 5.4|124.3 -31.6 92.7 18.5 0.38| 6.8 2.5 6000 203 27 156 14| 2.7 2.2 4.9|174.7 -31.6 143.1 23.8 0.43| 6.1 2.6 Wrote GIF file: /home/apache/climate/data/raob//89571/skewt/89571.skewt.20250420.23.gif