https://www.earthonlinemedia.com/ebooks/tpe_3e/temperature/explaining_global_patterns_temperature.html

Widely spaced isotherms (line A-B in Figure 5.12) indicate a small change in ... distance and closely spaced isotherms (line C-D in Figure 5.7) indicate large ...

https://climate.ncsu.edu/edu/Isolines

Isobars and isotherms are lines on weather maps which represent patterns of ... They show how temperature and pressure are changing over space and so help ... They are often used on weather maps by meteorologists to give a large scale view ... Where the isobars are close together, windy conditions may be expected.

https://www.encyclopedia.com/earth-and-environment/atmosphere-and-weather/weather-and-climate-terms-and-concepts/isotherm

The relative spacing of the isotherms indicates the temperature gradient, the ... areas of large gradient (regions where the temperature is changing quickly), ...

https://www.quora.com/What-are-isotherms-in-geography

Widely spaced isotherms (line A-B in Figure 5.12) indicate a small ... and closely spaced isotherms (line C-D in Figure 5.7) indicate large ...

https://www.weather.gov/source/zhu/ZHU_Training_Page/definitions/isopleths/isopleths.htm

They are used to forecast the propagation of low and high pressure systems. ... Isobars of close proximity represent higher wind speeds than isobars of wide spacing. ... Isotherm A line of equal temperature. Each of the analysis charts will show ...

https://www.chegg.com/homework-help/questions-and-answers/cws-4-2-sp19-11z-21-sep-2018-isotherms-fronts-dato-fronts-09z-52514-50-262-079-184-242-47--q35762214

Sep 21, 2018 ... At Figure 1 map time, a series of relatively weak High-pressure .... and the closely spaced isotherms reflected strong air advection patterns. ... and 3) closer spacing of isotherms indicate stronger thermal advection patterns 17.

https://www.e-education.psu.edu/meteo3/l1_p11.html

Similarly, maps of isobars allow meteorologists to find areas of high and low ... over the northeastern U.S. and eastern Canada, indicating a large pressure gradient ... tightly packed isotherms represent large horizontal changes in temperature ...

http://www.theweatherprediction.com/habyhints/103/

The prog displays isotherms (in colored 2 degree increments), wind vectors ( longer wind vectors indicate stronger wind) and the lines we see on each ... in the winter are referred to as the Chinook in the High Plains region of the U.S. Upslope ... Low level cyclogenesis occurs often in a region with closely spaced isotherms.

https://journeynorth.org/tulip/spring2010/Handout030410.html

Mar 4, 2010 ... Isotherm maps show where temperatures are relatively high and low, and also ... changes are dramatic, where isotherms are closely spaced. 5.

http://meteorologytraining.tpub.com/14312/css/14312_170.htm

These are mean charts and are not meant to be an accurate portrayal of the ... The large temperature difference between the land and water surfaces, which reverses ... the isotherms over the Northern Hemisphere are more closely spaced and ...