UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025110400.upa.cvt Date: 0000Z 4 NOV 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 4 NOV 25 Station: X8341 WMO ident: 38341 Latitude: 42.85 Longitude: 71.38 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 170 SFC 943 647 5.0 2.7 85 2.3 3.9 175 3 282.9 283.7 279.8 296.6 4.93 2 925 803 4.0 2.2 88 1.8 3.1 135 7 283.4 284.2 280.0 296.9 4.85 3 902 1007 2.6 -1.6 74 4.2 0.8 183 8 284.0 284.7 278.9 294.7 3.77 4 850 1485 -0.9 -1.0 99 0.1 -0.9 295 9 285.2 285.9 280.0 297.0 4.18 5 818 1791 -3.1 -3.1 100 0.0 -3.1 286 14 286.0 286.7 279.8 296.6 3.72 6 700 3010 -9.9 -9.9 100 0.0 -9.9 250 36 291.5 292.0 281.0 299.2 2.57 7 664 3416 -12.3 -12.3 100 0.0 -12.3 248 38 293.3 293.7 281.3 300.0 2.24 8 611 4050 -14.3 -14.3 100 0.0 -14.3 244 41 298.0 298.4 283.1 304.4 2.07 9 550 4839 -20.5 -20.5 100 0.0 -20.5 239 45 299.8 300.0 283.0 304.1 1.36 10 500 5540 -24.3 -24.3 100 0.0 -24.3 235 48 303.4 303.6 284.1 306.9 1.07 11 456 6206 -28.7 -29.2 95 0.5 -28.7 223 50 306.0 306.1 284.8 308.5 0.75 12 400 7130 -36.5 -37.9 87 1.4 -36.6 205 54 307.6 307.6 284.9 308.8 0.36 13 300 9050 -54.1 -57.8 64 3.7 -54.2 210 73 309.1 309.1 285.1 309.3 0.05 14 268 9759 -60.5 -64.8 57 4.3 -60.6 210 83 309.9 309.9 285.3 310.0 0.02 15 265 9829 -60.4 -64.7 57 4.3 -60.5 215 85 311.0 311.0 285.7 311.1 0.02 16 250 10190 -60.1 -64.2 59 4.1 -60.2 220 71 316.7 316.7 287.7 316.8 0.03 17 200 11600 -56.1 -60.5 58 4.4 -56.2 235 46 343.9 343.9 295.3 344.2 0.06 18 199 11632 -55.9 -60.3 58 4.4 -56.0 235 46 344.7 344.7 295.5 345.0 0.06 19 150 13430 -56.9 -61.9 53 5.0 -57.1 250 58 372.0 372.1 300.9 372.3 0.06 20 128 14430 -56.9 -62.9 47 6.0 -57.1 254 56 389.3 389.3 303.8 389.6 0.06 21 112 15266 -60.5 -67.5 39 7.0 -60.7 257 55 397.7 397.7 304.9 397.9 0.04 22 100 15970 -60.3 -67.3 39 7.0 -60.4 260 54 411.2 411.2 306.7 411.4 0.04 23 90 16628 -57.7 -65.7 35 8.0 -58.0 260 52 429.0 429.0 308.7 429.3 0.06 24 70 18200 -60.1 -70.1 26 10.0 -60.4 260 46 455.8 455.8 311.4 456.1 0.04 25 58 19363 -63.9 -74.9 21 11.0 -64.1 263 50 472.4 472.4 312.8 472.6 0.03 26 53 19920 -60.7 -72.7 19 12.0 -61.1 264 53 492.2 492.2 314.4 492.4 0.04 27 50 20280 -63.1 -76.1 16 13.0 -63.4 265 54 494.8 494.8 314.6 494.9 0.02 28 47 20659 -64.1 -77.1 15 13.0 -64.4 264 54 501.2 501.2 315.1 501.4 0.02 29 40 21656 -59.3 -75.3 11 16.0 -60.0 261 56 536.9 536.9 317.3 537.2 0.03 30 30 23440 -63.1 -89.1 2 26.0 -63.7 255 58 572.6 572.6 319.3 572.6 0.00 31 27 24089 -64.3 -93.3 1 29.0 -64.9 258 63 586.8 586.8 320.0 586.8 0.00 32 26 24322 -61.1 -91.1 1 30.0 -62.0 259 65 602.2 602.2 320.7 602.2 0.00 33 20 25970 -57.5 -88.5 1 31.0 -59.2 265 77 660.2 660.2 323.1 660.2 0.01 34 17 27003 -54.7 -86.7 1 32.0 -57.3 700.6 700.6 324.4 700.7 0.01 TRP 268 9759 -60.5 -64.8 57 4.3 -60.6 210 83 309.9 309.9 285.3 310.0 0.02 WND 265 9829 -60.4 -64.7 57 4.3 -60.5 215 85 311.0 311.0 285.7 311.1 0.02 Sounding variables and indices 1000-500 mb thick: 5370.00 m Freezing level: 863.37 mb = 1362.18 m = 4469.04 ft Wetbulb zero: 878.49 mb = 1219.81 m = 4001.94 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 97.55 % Est. max temperature: 9.19 C = 48.55 F Sfc-Lift cond lev (LCL): 910.15 mb = 934.37 m = 3065.48 ft T: 3.10 C 700-500 lapse rate: 5.69 C/km ThetaE index: 2.28 C Layer 902.0- 850.0 mb Conv cond level (CCL): 850.00 mb = 1485.00 m = 4871.99 ft Mean mixing ratio: 4.22 g/kg Conv temperature: 7.31 C = 45.16 F Cap Strength: 5.35 C Lifted Index: 7.44 C Risk: None Lifted Index @300 mb: 9.28 C Lifted Index @700 mb: 1.86 C Showalter Index: 6.73 C Risk: None Total Totals Index: 46.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 23.30 C K Index: 22.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 66.00 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.30 J/kg Max Up Vert Vel: 4.31 m/s Conv Inhibition (B-): 45119.12 J/kg Cap Strength: 7.31 C Lift Cond Lev (LCL): 862.79 mb = 1364.88 m = 4477.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 269 at 26 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 ---------------------------------------------------------- 0 943 647 175 3 -0.3 3.0 | 96 26 -25.9 2.6 1 925 803 135 7 -4.9 4.9 | 98 31 -30.6 4.5 2 850 1485 295 9 8.2 -3.8 | 76 18 -17.4 -4.2 3 700 3010 250 36 33.8 12.3 | 215 14 8.2 11.9 4 500 5540 235 48 39.3 27.5 | 207 30 13.7 27.1 5 400 7130 205 54 22.8 48.9 | 177 49 -2.8 48.5 6 300 9050 210 73 36.5 63.2 | 190 64 10.9 62.8 7 268 9759 210 83 41.5 71.9 | 193 73 15.9 71.5 8 265 9829 215 85 48.8 69.6 | 198 73 23.1 69.2 9 250 10190 220 71 45.6 54.4 | 200 58 20.0 54.0 10 200 11600 235 46 37.7 26.4 | 205 29 12.1 26.0 11 150 13430 250 58 54.5 19.8 | 236 35 28.9 19.4 12 100 15970 260 54 53.2 9.4 | 252 29 27.6 9.0 13 70 18200 260 46 45.3 8.0 | 249 21 19.7 7.6 14 50 20280 265 54 53.8 4.7 | 261 29 28.2 4.3 15 30 23440 255 58 56.0 15.0 | 244 34 30.4 14.6 16 20 25970 265 77 76.7 6.7 | 263 51 51.1 6.3 Wind Parameters Mean winds (0-6000m): 239.1 at 34.1 knts Storm direction: 269.1 at 25.6 knts Shear (0-3000m) pos: 2.3 neg: 5.4 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 117.8 deg Storm rel helicity (0-3000m) pos: 40.9 neg: -59.0 tot: -18.1 m^2/s^2 ave: -6.0 10^-3 m/s^2 rel: -0.06 Storm rel vorticity (0-3000m) horiz: 10.6 stream: -0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.07 Bulk Shear: 138.61 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 ------------------------------------------------------------------------------- 500 170 7 103 27| 6.2 0.0 6.2| 39.6 -0.8 38.7 77.5 0.37| 14.4 5.3 1000 259 8 93 18| 6.9 0.0 6.9| 39.6 -49.5 -10.0 -10.0 -0.19| 14.4 -2.7 1500 275 11 85 15| 4.6 3.3 7.9| 39.6 -54.7 -15.1 -10.1 -0.18| 12.9 -2.3 2000 266 14 93 11| 3.5 5.2 8.6| 40.9 -54.7 -13.8 -6.9 -0.05| 12.7 -0.7 2500 256 18 116 9| 2.8 5.9 8.7| 40.9 -57.6 -16.7 -6.7 -0.06| 12.1 -0.7 3000 254 21 137 8| 2.3 5.4 7.7| 40.9 -59.0 -18.1 -6.0 -0.06| 10.6 -0.7 4000 249 26 174 9| 1.7 4.8 6.5| 40.9 -65.8 -25.0 -6.2 -0.07| 8.8 -0.7 5000 245 31 190 13| 1.4 4.4 5.8| 40.9 -88.5 -47.6 -9.5 -0.11| 7.8 -0.8 6000 239 34 192 18| 1.2 4.3 5.5| 40.9-212.7-171.8 -28.6 -0.22| 8.0 -1.8 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251104.00.gif