Path Calculator
Analyze microwave propagation between two points
Link Summary · 10 GHz
Distance
58 mi (93 km)
Bearing
97.8°
Terrain
BLOCKED
Propagation
79/100
GOOD
HRRR Data
9 / 9 points
Loss Budget · 10 GHz
FSPL (free-space)
151.8
dB
Gaseous (O₂+H₂O)
0.7
dB
Diffraction loss
80.6
dB
TOTAL PATH LOSS
233.1
dB
Gas rate: 0.0070 dB/km
H₂O: 0.0000 dB/km/g ·
O₂: 0.0070 dB/km
Abs humidity avg: 13.6 g/m³
Power Budget
TX Power
20.0
dBm
(100.0 mW)
TX Ant Gain
30.0
dBi
Feed Loss (×2)
-2.0
dB
EIRP
48.0
dBm
Path Loss (w/FF)
-233.1
dB
RX Ant Gain
30.0
dBi
RX Power
-155.1
dBm
Sensitivity (CW)
-141.0
dBm
MARGIN
-15.1
dB
Path Weather Avg
Temperature
73.2°F
22.9°C
Dewpoint
61.4°F
16.3°C
T/Td Gap
11.9°F
Abs Humidity
13.6 g/m³
Pressure
977.7 mb
PWAT
24.7 mm
BL Depth
297.7 m
Refrac Gradient
-111.8 N/km
Propagation Factors · 10 GHz
Rain
100
Humidity
90
PWAT
90
Pressure
88
T-Td Depression
85
Refractivity
82
Season
68
Time of Day
55
Sky Cover
50
Wind
50
Atmospheric Profile
HRRR (3 km) Valid 2026-05-15 08:00 UTC 9 path samples| Point | Lat, Lon | Temp | Dewpt | Press | HPBL | PWAT | Ns | dN/dh |
|---|---|---|---|---|---|---|---|---|
| Source | 33.2, -97.6 | 21.8°C | 17.1°C | 977.7 mb | 314.6 m | 28.5 mm | 344.8 | -77.9 |
| 13% | 33.2, -97.5 | 22.4°C | 17.0°C | 977.7 mb | 301.3 m | 27.0 mm | 345.7 | -86.6 |
| 25% | 33.2, -97.4 | 21.6°C | 18.0°C | 980.7 mb | 315.8 m | 27.0 mm | 349.5 | -111.8 |
| 38% | 33.2, -97.2 | 22.0°C | 17.0°C | 984.4 mb | 313.6 m | 25.7 mm | 342.4 | -96.1 |
| Midpoint | 33.2, -97.1 | 23.7°C | 14.6°C | 988.7 mb | 331.9 m | 24.0 mm | 331.7 | -58.0 |
| 63% | 33.2, -97.0 | 23.5°C | 17.3°C | 990.4 mb | 272.6 m | 23.5 mm | 333.1 | -59.5 |
| 75% | 33.1, -96.9 | 23.5°C | 15.0°C | 988.3 mb | 279.1 m | 22.7 mm | 332.9 | -69.0 |
| 88% | 33.1, -96.7 | 23.6°C | 14.9°C | 985.3 mb | 283.7 m | 22.0 mm | 333.0 | -68.1 |
| Destination | 33.1, -96.6 | 24.1°C | 16.0°C | 987.4 mb | 266.6 m | 22.0 mm | 339.6 | -91.5 |
Midpoint vertical profile
18-Hour Propagation Forecast · 10 GHz
→ Steady
Best:
80
at 16:00 UTC
Worst:
67
at 23:00 UTC