UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 31 OCT 25 Station: X1977 WMO ident: 31977 Latitude: 43.27 Longitude: 132.05 ------------------------------------------------------------------------------- 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 1008 90 7.6 -4.4 42 12.0 2.8 110 1 280.1 280.6 275.5 287.8 2.73 1 1004 123 8.0 -4.0 42 12.0 3.1 105 1 280.8 281.3 276.0 288.8 2.83 2 1000 156 8.0 -5.0 39 13.0 2.8 100 1 281.1 281.6 275.9 288.6 2.63 3 974 373 7.2 -7.8 33 15.0 1.5 98 1 282.5 282.8 276.0 288.7 2.18 4 970 406 7.0 -8.0 33 15.0 1.4 98 1 282.6 283.0 276.0 288.8 2.15 5 925 794 3.6 -1.4 70 5.0 1.4 95 1 283.0 283.6 278.4 293.5 3.73 6 897 1043 2.0 -1.2 79 3.2 0.6 124 3 283.8 284.5 279.0 294.9 3.90 7 850 1475 -0.9 -3.6 82 2.7 -2.0 175 7 285.2 285.8 279.1 295.0 3.44 8 806 1897 -3.5 -6.5 80 3.0 -4.6 189 9 286.8 287.3 279.2 295.2 2.91 9 775 2208 -3.3 -6.6 78 3.3 -4.6 199 10 290.3 290.8 280.9 299.1 3.01 10 722 2765 -5.9 -8.9 79 3.0 -7.0 217 12 293.3 293.8 281.9 301.4 2.70 11 700 3007 -7.5 -11.1 75 3.6 -8.7 225 13 294.2 294.6 281.8 301.2 2.34 12 572 4553 -16.5 -19.3 79 2.8 -17.2 243 25 301.1 301.4 283.7 305.7 1.45 13 543 4942 -19.5 -22.4 78 2.9 -20.1 248 28 302.1 302.3 283.7 305.8 1.17 14 500 5550 -24.3 -29.2 64 4.9 -25.1 255 33 303.4 303.5 283.7 305.7 0.68 15 423 6741 -33.7 -38.5 62 4.8 -34.1 244 50 306.3 306.3 284.3 307.4 0.32 16 400 7130 -35.3 -40.1 61 4.8 -35.7 240 56 309.1 309.2 285.4 310.1 0.29 17 396 7200 -35.5 -40.5 60 5.0 -35.9 240 56 309.7 309.8 285.6 310.7 0.28 18 331 8426 -44.9 -51.9 45 7.0 -45.2 237 57 313.1 313.2 286.6 313.5 0.10 19 307 8928 -47.5 -54.5 44 7.0 -47.7 235 58 316.3 316.3 287.6 316.6 0.08 20 300 9080 -49.3 -57.3 39 8.0 -49.5 235 58 315.9 315.9 287.5 316.1 0.06 21 299 9102 -49.7 -57.7 39 8.0 -49.9 235 58 315.6 315.6 287.3 315.8 0.05 22 271 9736 -53.7 -61.7 37 8.0 -53.8 227 59 318.8 318.8 288.4 318.9 0.03 23 250 10250 -55.7 -63.7 36 8.0 -55.8 220 60 323.3 323.3 289.8 323.4 0.03 24 240 10509 -57.7 -65.7 35 8.0 -57.8 220 61 324.0 324.1 290.0 324.1 0.02 25 232 10723 -58.3 -66.3 35 8.0 -58.4 220 62 326.3 326.3 290.7 326.4 0.02 26 224 10944 -57.5 -65.5 35 8.0 -57.6 219 64 330.8 330.8 292.0 330.9 0.03 27 200 11660 -57.7 -65.7 35 8.0 -57.8 215 71 341.4 341.4 294.7 341.5 0.03 28 175 12505 -58.1 -66.1 35 8.0 -58.2 220 73 354.1 354.1 297.5 354.2 0.03 29 160 13072 -58.3 -66.3 35 8.0 -58.5 229 70 362.9 362.9 299.3 363.0 0.03 30 150 13480 -57.5 -65.5 35 8.0 -57.7 235 68 371.0 371.0 300.8 371.2 0.04 31 130 14383 -55.3 -64.3 32 9.0 -55.6 237 62 390.5 390.5 303.9 390.7 0.05 32 100 16040 -57.5 -67.5 27 10.0 -57.8 240 52 416.6 416.6 307.3 416.9 0.04 33 70 18290 -58.9 -69.9 23 11.0 -59.3 235 56 458.4 458.4 311.7 458.6 0.04 34 66 18658 -60.1 -72.1 19 12.0 -60.4 237 56 463.5 463.6 312.1 463.7 0.03 35 50 20400 -57.9 -69.9 20 12.0 -58.5 245 56 507.0 507.1 315.5 507.4 0.06 36 47 20790 -57.3 -69.3 20 12.0 -58.0 246 55 517.5 517.5 316.2 518.0 0.07 37 43 21358 -52.5 -65.5 19 13.0 -53.7 248 52 542.7 542.7 317.7 543.6 0.13 38 39 21984 -54.9 -67.9 19 13.0 -55.9 250 50 552.0 552.0 318.2 552.7 0.11 39 32 23260 -50.5 -64.5 18 14.0 -52.4 254 46 595.9 595.9 320.5 597.4 0.20 40 30 23680 -50.7 -64.7 17 14.0 -52.7 255 44 606.4 606.5 321.0 608.0 0.21 41 26 24609 -52.3 -67.3 15 15.0 -54.3 251 43 627.2 627.3 321.9 628.6 0.17 42 21 26000 -49.1 -65.1 14 16.0 -52.2 246 40 676.4 676.5 323.7 678.8 0.29 43 20 26320 -49.9 -65.9 14 16.0 -52.9 245 40 683.4 683.5 324.0 685.7 0.27 44 19 26654 -51.7 -67.7 13 16.0 -54.4 687.9 688.0 324.1 689.9 0.22 45 16 27778 -47.9 -64.9 12 17.0 -52.1 735.0 735.2 325.6 738.6 0.39 46 12 29681 -46.7 -64.7 11 18.0 -52.1 802.3 802.5 327.4 807.6 0.53 TRP 232 10723 -58.3 -66.3 35 8.0 -58.4 220 62 326.3 326.3 290.7 326.4 0.02 WND 175 12505 -58.1 -66.1 35 8.0 -58.2 220 73 354.1 354.1 297.5 354.2 0.03 Sounding variables and indices 1000-500 mb thick: 5394.00 m Freezing level: 864.59 mb = 1340.89 m = 4399.18 ft Wetbulb zero: 885.96 mb = 1142.31 m = 3747.70 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 73.23 % Est. max temperature: 12.47 C = 54.44 F Sfc-Lift cond lev (LCL): 838.07 mb = 1587.30 m = 5207.63 ft T: -1.59 C 700-500 lapse rate: 6.61 C/km ThetaE index: 0.20 C Layer 1000.0- 974.0 mb Conv cond level (CCL): 681.38 mb = 3213.48 m = 10542.78 ft Mean mixing ratio: 2.91 g/kg Conv temperature: 22.64 C = 72.75 F Cap Strength: 11.01 C Lifted Index: 11.36 C Risk: None Lifted Index @300 mb: 17.86 C Lifted Index @700 mb: 7.63 C Showalter Index: 8.20 C Risk: None Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.40 C Cross Totals Index: 20.70 C K Index: 16.20 Risk: < 20 % chance of thunderstorms Sweat Index: 47.00 Risk: None Energy Index: 2.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.86 J/kg Max Up Vert Vel: 4.21 m/s Conv Inhibition (B-): 54812.32 J/kg Cap Strength: 11.28 C Lift Cond Lev (LCL): 819.42 mb = 1766.13 m = 5794.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 271 at 12 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 1008 90 110 1 -0.9 0.3 | 92 13 -13.3 0.5 1 1000 156 100 1 -1.0 0.2 | 91 13 -13.3 0.3 2 925 794 95 1 -1.0 0.1 | 91 13 -13.4 0.2 3 850 1475 175 7 -0.6 7.0 | 119 15 -13.0 7.1 4 700 3007 225 13 9.2 9.2 | 161 10 -3.2 9.3 5 500 5550 255 33 31.9 8.5 | 246 21 19.5 8.7 6 400 7130 240 56 48.5 28.0 | 232 46 36.1 28.1 7 300 9080 235 58 47.5 33.3 | 226 48 35.2 33.4 8 250 10250 220 60 38.6 46.0 | 210 53 26.2 46.1 9 232 10723 220 62 39.9 47.5 | 210 55 27.5 47.6 10 200 11660 215 71 40.7 58.2 | 206 65 28.4 58.3 11 175 12505 220 73 46.9 55.9 | 212 66 34.6 56.1 12 150 13480 235 68 55.7 39.0 | 228 58 43.3 39.1 13 100 16040 240 52 45.0 26.0 | 231 42 32.7 26.1 14 70 18290 235 56 45.9 32.1 | 226 47 33.5 32.3 15 50 20400 245 56 50.8 23.7 | 238 45 38.4 23.8 16 30 23680 255 44 42.5 11.4 | 249 32 30.1 11.5 17 20 26320 245 40 36.3 16.9 | 234 29 23.9 17.0 Wind Parameters Mean winds (0-6000m): 240.7 at 16.5 knts Storm direction: 270.7 at 12.4 knts Shear (0-3000m) pos: 2.5 neg: 0.0 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 73.2 deg Storm rel helicity (0-3000m) pos: 62.6 neg: -0.9 tot: 61.7 m^2/s^2 ave: 20.6 10^-3 m/s^2 rel: 0.86 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 39.47 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 99 1 91 13| 0.0 0.2 0.2| 0.0 -0.8 -0.8 -1.6 -0.98| 0.2 -0.2 1000 110 1 93 14| 1.5 0.1 1.6| 8.1 -0.9 7.2 7.2 0.57| 1.7 0.9 1500 159 3 102 14| 2.5 0.1 2.6| 31.9 -0.9 31.0 20.7 0.83| 3.2 2.6 2000 175 4 109 13| 2.5 0.1 2.5| 42.7 -0.9 41.8 20.9 0.86| 3.2 2.7 2500 188 5 116 13| 2.4 0.0 2.5| 53.0 -0.9 52.1 20.8 0.86| 3.3 2.8 3000 201 7 123 12| 2.5 0.0 2.5| 62.6 -0.9 61.7 20.6 0.86| 3.4 2.9 4000 217 9 138 10| 2.9 0.0 2.9| 86.6 -0.9 85.7 21.4 0.88| 3.7 3.2 5000 231 13 163 8| 3.1 0.0 3.1|118.5 -0.9 117.6 23.5 0.87| 3.9 3.4 6000 241 16 194 8| 3.0 0.7 3.6|136.8 -14.3 122.5 20.4 0.67| 4.4 3.0 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251031.12.gif